Merge pull request #268 from teyrana/configfix

Multiple Configuration Fixes

core/.classpath

@@ -25,5 +25,7 @@
 	<classpathentry kind="lib" path="/OpenRocket Test Libraries/junit-dep-4.8.2.jar"/>
 	<classpathentry kind="lib" path="/OpenRocket Test Libraries/test-plugin.jar"/>
 	<classpathentry kind="lib" path="/OpenRocket Test Libraries/uispec4j-2.3-jdk16.jar"/>
+	<classpathentry kind="lib" path="/OpenRocket Swing/lib/logback-classic-1.0.12.jar"/>
+	<classpathentry kind="lib" path="/OpenRocket Swing/lib/logback-core-1.0.12.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

core/src/net/sf/openrocket/document/OpenRocketDocument.java

@@ -164,7 +164,7 @@ public class OpenRocketDocument implements ComponentChangeListener {
 	}
 	
 	
-	public FlightConfiguration getDefaultConfiguration() {
+	public FlightConfiguration getSelectedConfiguration() {
 		return rocket.getSelectedConfiguration();
 	}
 	
@@ -286,7 +286,7 @@ public class OpenRocketDocument implements ComponentChangeListener {
 				removeSimulation(s);
 			}
 		}
-		rocket.removeFlightConfigurationID(configId);
+		rocket.removeFlightConfiguration(configId);
 	}
 	
 	

core/src/net/sf/openrocket/file/openrocket/importt/MotorConfigurationHandler.java

@@ -62,9 +62,7 @@ class MotorConfigurationHandler extends AbstractElementHandler {
 		}
 		
 		if ("true".equals(attributes.remove("default"))) {
-			// also associate this configuration with the default. 
-			FlightConfiguration fc = rocket.getFlightConfiguration(fcid);
-			rocket.setSelectedConfiguration( fc);
+			rocket.setSelectedConfiguration( fcid);
 		}
 		
 		super.closeElement(element, attributes, content, warnings);

core/src/net/sf/openrocket/file/openrocket/importt/OpenRocketLoader.java

@@ -53,7 +53,7 @@ public class OpenRocketLoader extends AbstractRocketLoader {
 			throw new RocketLoadException("Malformed XML in input.", e);
 		}
 		
-		doc.getDefaultConfiguration().setAllStages();
+		doc.getSelectedConfiguration().setAllStages();
 		
 		// Deduce suitable time skip
 		double timeSkip = StorageOptions.SIMULATION_DATA_NONE;

core/src/net/sf/openrocket/motor/MotorConfiguration.java

@@ -16,19 +16,18 @@ public class MotorConfiguration implements FlightConfigurableParameter<MotorConf
 	
 	public static final String EMPTY_DESCRIPTION = "Empty Motor Configuration".intern();
 
-	protected final MotorMount mount;
-	protected final FlightConfigurationId fcid;
-	protected final MotorConfigurationId id;
+	private final MotorMount mount;
+	private final FlightConfigurationId fcid;
+	private final MotorConfigurationId mid;
 	
-	protected String name = "";
-	protected Motor motor = null;
-	protected double ejectionDelay = 0.0;
+	private Motor motor = null;
+	private double ejectionDelay = 0.0;
 
-	protected boolean ignitionOveride = false;
-	protected double ignitionDelay = 0.0;
-	protected IgnitionEvent ignitionEvent = IgnitionEvent.AUTOMATIC;
+	private boolean ignitionOveride = false;
+	private double ignitionDelay = 0.0;
+	private IgnitionEvent ignitionEvent = IgnitionEvent.AUTOMATIC;
 	
-	protected int modID = 0;
+	private int modID = 0;
 	
 	public MotorConfiguration( final MotorMount _mount, final FlightConfigurationId _fcid ) {
 		if (null == _mount ) {
@@ -40,7 +39,7 @@ public class MotorConfiguration implements FlightConfigurableParameter<MotorConf
 
 		this.mount = _mount;
 		this.fcid = _fcid;
-		this.id = new MotorConfigurationId( _mount, _fcid );
+		this.mid = new MotorConfigurationId( _mount, _fcid );
         
 		modID++;
 	}
@@ -68,7 +67,15 @@ public class MotorConfiguration implements FlightConfigurableParameter<MotorConf
 	}
 	
 	public MotorConfigurationId getID() {
-		return this.id;
+		return this.mid;
+	}
+
+	public FlightConfigurationId getFCID() {
+		return fcid;
+	}
+	
+	public MotorConfigurationId getMID() {
+		return mid;
 	}
 		
 	public void setMotor(Motor motor){
@@ -175,7 +182,7 @@ public class MotorConfiguration implements FlightConfigurableParameter<MotorConf
 			return false;
 		}else if( other instanceof MotorConfiguration ){
 			MotorConfiguration omi = (MotorConfiguration)other;
-			if( this.id.equals( omi.id)){
+			if( this.mid.equals( omi.mid)){
 				return true;
 			}
 		}
@@ -184,25 +191,38 @@ public class MotorConfiguration implements FlightConfigurableParameter<MotorConf
 	
 	@Override
 	public int hashCode() {
-		return this.id.hashCode();
+		return this.mid.hashCode();
 	}
-	
-	/**
-	 * Create a new instance of this motor instance.  The state of the motor is
-	 * identical to this instance and can be used independently from this one.
-	 */
-	@Override
-	public MotorConfiguration clone( ) {
-		MotorConfiguration clone = new MotorConfiguration( this.mount, this.fcid);
-		clone.motor = this.motor;
-		clone.ejectionDelay = this.ejectionDelay;
-		clone.ignitionOveride = this.ignitionOveride;
-		clone.ignitionDelay = this.ignitionDelay;
-		clone.ignitionEvent = this.ignitionEvent;
-		return clone;
-	}
-	
-	public int getModID() {
+
+    /**
+     * Create a new instance of this motor instance.  The state of the motor is
+     * identical to this instance and can be used independently from this one.
+     */
+    @Override
+    public MotorConfiguration clone( ) {
+        MotorConfiguration clone = new MotorConfiguration( this.mount, this.fcid);
+        clone.motor = this.motor;
+        clone.ejectionDelay = this.ejectionDelay;
+        clone.ignitionOveride = this.ignitionOveride;
+        clone.ignitionDelay = this.ignitionDelay;
+        clone.ignitionEvent = this.ignitionEvent;
+        return clone;
+    }
+
+    @Override
+    public MotorConfiguration copy( final FlightConfigurationId copyId){
+        MotorConfiguration clone = new MotorConfiguration( this.mount, copyId);
+        clone.motor = this.motor;
+        clone.ejectionDelay = this.ejectionDelay;
+        clone.ignitionOveride = this.ignitionOveride;
+        clone.ignitionDelay = this.ignitionDelay;
+        clone.ignitionEvent = this.ignitionEvent;
+        return clone;
+    }
+
+
+
+    public int getModID() {
 		return modID;
 	}
 	
@@ -223,14 +243,15 @@ public class MotorConfiguration implements FlightConfigurableParameter<MotorConf
 	public String toDebugDetail( ) {
 		StringBuilder buf = new StringBuilder();
 		
-		buf.append(String.format(">> in: %28s::%10s    %8s ign@: %12s ",
+		buf.append(String.format("[in: %28s][fcid %10s][mid %10s][    %8s ign@: %12s]",
 				mount.getDebugName(),
 				fcid.toShortKey(),
+				mid.toDebug(),
 				toMotorDescription(),
 				toIgnitionDescription() ));
 		
 		return buf.toString();
 	}
-	
+
 
 }

core/src/net/sf/openrocket/motor/MotorConfigurationId.java

@@ -18,17 +18,12 @@ public final class MotorConfigurationId {
 	
 	private final static String ERROR_ID_TEXT = "MotorInstance Error Id".intern();
 	private final static UUID ERROR_KEY = new UUID( 62274413, 56768908);
-	public final static MotorConfigurationId ERROR_ID = new MotorConfigurationId();
 
-	private MotorConfigurationId( ) {
-		this.key = MotorConfigurationId.ERROR_KEY;	
-	}
-	
 	/**
 	 * Sole constructor.
 	 * 
-	 * @param componentName	the component ID, must not be null
-	 * @param number		a positive motor number
+	 * @param _mount the component ID, must not be null
+	 * @param _fcid the key for a
 	 */
 	public MotorConfigurationId(final MotorMount _mount, final FlightConfigurationId _fcid) {
 		if (null == _mount ) {
@@ -38,12 +33,10 @@ public final class MotorConfigurationId {
 			throw new NullPointerException("Provided FlightConfigurationId was null");
 		}
 		
-		// Use intern so comparison can be done using == instead of equals()
-		final long upper = ((long)_mount.getID().hashCode()) << 32;
-		final long lower = _fcid.key.getLeastSignificantBits();
-		this.key = new UUID( upper, lower);
+		final long mountHash= ((long)_mount.getID().hashCode()) << 32;
+		final long fcidLower = _fcid.key.getMostSignificantBits();
+		this.key = new UUID( mountHash, fcidLower);
 	}
-
 		
 	@Override
 	public boolean equals(Object other) {
@@ -62,6 +55,10 @@ public final class MotorConfigurationId {
 		return key.hashCode();
 	}
 	
+	public String toDebug(){
+		return toShortKey();
+	}
+	
 	@Override
 	public String toString(){
 		if( this.key == MotorConfigurationId.ERROR_KEY){
@@ -70,4 +67,13 @@ public final class MotorConfigurationId {
 			return key.toString();
 		}
 	}
+
+	public String toShortKey() {
+		final String keyString = key.toString();
+		final int lastIndex = -1 + keyString.length();
+		final int chunkLen = 4;
+		
+		// return the head + tail of the full 64-character id
+		return (keyString.substring(0,chunkLen)+"/"+keyString.substring(lastIndex - chunkLen,lastIndex));
+	}
 }

core/src/net/sf/openrocket/motor/MotorConfigurationSet.java

@@ -4,7 +4,6 @@ import net.sf.openrocket.rocketcomponent.ComponentChangeEvent;
 import net.sf.openrocket.rocketcomponent.FlightConfigurableParameterSet;
 import net.sf.openrocket.rocketcomponent.FlightConfigurationId;
 import net.sf.openrocket.rocketcomponent.MotorMount;
-import net.sf.openrocket.rocketcomponent.RocketComponent;
 
 /**
  * FlightConfigurationSet for motors.
@@ -24,8 +23,15 @@ public class MotorConfigurationSet extends FlightConfigurableParameterSet<MotorC
 	 * @param component		the rocket component on which events are fired when the parameter values are changed
 	 * @param eventType		the event type that will be fired on changes
 	 */
-	public MotorConfigurationSet(FlightConfigurableParameterSet<MotorConfiguration> configSet, RocketComponent component) {
-		super(configSet);
+	public MotorConfigurationSet(FlightConfigurableParameterSet<MotorConfiguration> sourceSet, final MotorMount newMount) {
+		// creates a new empty config w/ default value
+		super( new MotorConfiguration( newMount, FlightConfigurationId.DEFAULT_VALUE_FCID ));
+		
+		for( MotorConfiguration sourceConfig : sourceSet ){
+			FlightConfigurationId nextFCID = sourceConfig.getFCID();
+			MotorConfiguration nextValue = new MotorConfiguration( newMount, nextFCID, sourceConfig);
+			set( nextFCID, nextValue );
+		}
 	}
 	
 	@Override
@@ -37,15 +43,24 @@ public class MotorConfigurationSet extends FlightConfigurableParameterSet<MotorC
 	public String toDebug(){
 		StringBuilder buffer = new StringBuilder();
 		final MotorMount mnt = this.getDefault().getMount();
-		buffer.append("====== Dumping MotorConfigurationSet: "+this.size()+ " motors in "+mnt.getDebugName()+" \n");
+		buffer.append(String.format(" ====== Dumping MotorConfigurationSet: %d motors in %s ====== ",
+				this.size(), mnt.getDebugName() ));
 		
 		for( FlightConfigurationId loopFCID : this.map.keySet()){
 			MotorConfiguration curConfig = this.map.get(loopFCID);
 			if( this.isDefault(loopFCID)){
-				buffer.append( " [DEFAULT] "+curConfig.toDebugDetail()+"\n");
+				buffer.append( "  [DEF]");
 			}else{
-				buffer.append( "           "+curConfig.toDebugDetail() +"\n");
+				buffer.append( "       ");
 			}
+			
+			buffer.append(String.format("@%10s=[fcid//%8s][mid//%8s][    %8s ign@: %12s]\n",
+					loopFCID.toShortKey(),
+					curConfig.getFCID().toShortKey(),
+					curConfig.getMID().toShortKey(),
+					curConfig.toMotorDescription(),
+					curConfig.toIgnitionDescription() ));
+						
 		}
 		return buffer.toString();
 	}

core/src/net/sf/openrocket/rocketcomponent/AxialStage.java

@@ -37,6 +37,11 @@ public class AxialStage extends ComponentAssembly implements FlightConfigurableC
 		return separations;
 	}
 	
+	@Override
+	public void reset( final FlightConfigurationId fcid){
+		separations.reset(fcid);
+	}
+	
 	// not strictly accurate, but this should provide an acceptable estimate for total vehicle size 
 	@Override
 	public Collection<Coordinate> getComponentBounds() {
@@ -72,8 +77,8 @@ public class AxialStage extends ComponentAssembly implements FlightConfigurableC
 	}
 	
 	@Override
-	public void cloneFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
-		separations.cloneFlightConfiguration(oldConfigId, newConfigId);
+	public void copyFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
+		separations.copyFlightConfiguration(oldConfigId, newConfigId);
 	}
 	
 	@Override

core/src/net/sf/openrocket/rocketcomponent/BodyTube.java

@@ -92,7 +92,6 @@ public class BodyTube extends SymmetricComponent implements MotorMount, Coaxial
 		return outerRadius;
 	}
 	
-	
 	/**
 	 * Set the outer radius of the body tube.  If the radius is less than the wall thickness,
 	 * the wall thickness is decreased accordingly of the value of the radius.
@@ -395,10 +394,15 @@ public class BodyTube extends SymmetricComponent implements MotorMount, Coaxial
 	public Iterator<MotorConfiguration> getMotorIterator(){
 		return this.motors.iterator();
 	}
+	
+	@Override
+	public void reset( final FlightConfigurationId fcid){
+		this.motors.reset(fcid);
+	}
 
 	@Override
-	public void cloneFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
-		motors.cloneFlightConfiguration(oldConfigId, newConfigId);
+	public void copyFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
+		motors.copyFlightConfiguration(oldConfigId, newConfigId);
 	}
 	
 	@Override

core/src/net/sf/openrocket/rocketcomponent/DeploymentConfiguration.java

@@ -141,6 +141,9 @@ public class DeploymentConfiguration implements FlightConfigurableParameter<Depl
 	
 	@Override
 	public DeploymentConfiguration clone() {
+        return copy(null);
+    }
+    public DeploymentConfiguration copy( final FlightConfigurationId copyId) {
 		DeploymentConfiguration that = new DeploymentConfiguration();
 		that.deployAltitude = this.deployAltitude;
 		that.deployDelay = this.deployDelay;

core/src/net/sf/openrocket/rocketcomponent/FlightConfigurableComponent.java

@@ -14,6 +14,13 @@ public interface FlightConfigurableComponent {
 	 * @param oldConfigId	the old configuration ID
 	 * @param newConfigId	the new configuration ID
 	 */
-	public void cloneFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId);
+	void copyFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId);
+	
+	/**
+	 * Reset a specific flight configuration ID to use the default parameter value.
+	 * 
+	 * @param fcid	the flight configuration ID
+	 */
+	void reset( final FlightConfigurationId fcid);
 	
 }

core/src/net/sf/openrocket/rocketcomponent/FlightConfigurableParameter.java

@@ -10,11 +10,18 @@ package net.sf.openrocket.rocketcomponent;
 public interface FlightConfigurableParameter<E> {
 	
 	/**
-	 * Return a copy of this object.  The listeners must not be copied
-	 * to the new object.
+	 * return an exact copy of this object
 	 */
-	public E clone();
-	
-	public void update();
+	E clone();
+
+    /**
+     * return a copy of this object, corresponding to the specified Id
+     *
+     * @param fcid id to attach the new object to
+     * @return the desired copy
+     */
+    E copy( final FlightConfigurationId fcid );
+
+	void update();
 	
 }

core/src/net/sf/openrocket/rocketcomponent/FlightConfigurableParameterSet.java

@@ -22,23 +22,20 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 	
 	//private static final Logger log = LoggerFactory.getLogger(ParameterSet.class);
 	protected final HashMap<FlightConfigurationId, E> map = new HashMap<FlightConfigurationId, E>();
-	protected static final FlightConfigurationId defaultValueId = FlightConfigurationId.DEFAULT_VALUE_FCID;
-	
+
 	/**
 	 * Construct a FlightConfiguration that has no overrides.
 	 * 
-	 * @param component		the rocket component on which events are fired when the parameter values are changed
-	 * @param eventType		the event type that will be fired on changes
+	 * @param _defaultValue the first default value
 	 */
 	public FlightConfigurableParameterSet(E _defaultValue) {
-		this.map.put( defaultValueId, _defaultValue);
+		this.map.put( FlightConfigurationId.DEFAULT_VALUE_FCID, _defaultValue);
 	}
 	
 	/**
 	 * Construct a copy of an existing FlightConfigurationImpl.
 	 * 
-	 * @param component		the rocket component on which events are fired when the parameter values are changed
-	 * @param eventType		the event type that will be fired on changes
+	 * @param configSet the FlightConfigurableParameterSet to copy
 	 */
 	public FlightConfigurableParameterSet(FlightConfigurableParameterSet<E> configSet ){
 		for (FlightConfigurationId key : configSet.map.keySet()) {
@@ -55,7 +52,7 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 	 * @return the default parameter value (never null)
 	 */
 	public E getDefault(){
-		return this.map.get( defaultValueId);
+		return this.map.get( FlightConfigurationId.DEFAULT_VALUE_FCID );
 	}
 	
 	/**
@@ -63,7 +60,7 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 	 *This is used in case a per-flight configuration override
 	 * has not been defined.
 	 *  
-	 * @param value		the parameter value (null not allowed)
+	 * @param nextDefaultValue		the parameter value (null not allowed)
 	 */
 	public void setDefault(E nextDefaultValue) {
 		if (nextDefaultValue == null) {
@@ -72,9 +69,14 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 		if( this.isDefault(nextDefaultValue)){
 			return;
 		}
-		this.map.put( defaultValueId, nextDefaultValue);
+		this.map.put( FlightConfigurationId.DEFAULT_VALUE_FCID, nextDefaultValue);
 	}
 	
+	public boolean containsId( final FlightConfigurationId fcid){
+		return this.map.containsKey(fcid);
+	}	
+
+	
 	@Override
 	public Iterator<E> iterator() {
 		return map.values().iterator();
@@ -93,7 +95,7 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 	 * This returns either the value specified for this flight config ID,
 	 * or the default value.
 	 * 
-	 * @param    value the parameter to find
+	 * @param    testValue the parameter to find
 	 * @return   the flight configuration ID
 	 */
 	public FlightConfigurationId getId(E testValue) {
@@ -121,7 +123,7 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 													+" than the stored values: "+index+"/"+this.map.size());
 		}
 		
-		List<FlightConfigurationId> ids = this.getSortedConfigurationIDs();
+		List<FlightConfigurationId> ids = this.getIds();
 		FlightConfigurationId selectedId = ids.get(index);
 		return this.map.get(selectedId);
 	}
@@ -135,9 +137,6 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 	 * @return		the parameter to use (never null)
 	 */
 	public E get(FlightConfigurationId id) {
-		if( id.hasError() ){
-			throw new NullPointerException("Attempted to retrieve a parameter with an error key!");
-		}
 		E toReturn;
 		if (map.containsKey(id)) {
 			toReturn = map.get(id);
@@ -147,38 +146,38 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 		return toReturn;
 	}
 
-	/**
-	 * @return a sorted list of all the contained FlightConfigurationIDs
-	 */
-	public List<FlightConfigurationId> getSortedConfigurationIDs(){
-		ArrayList<FlightConfigurationId> toReturn = new ArrayList<FlightConfigurationId>(); 
-		
-		toReturn.addAll( this.map.keySet() );
-		toReturn.remove( defaultValueId );
-		// Java 1.8:
-		//toReturn.sort( null );
-		
-		// Java 1.7: 
-	    Collections.sort(toReturn);
-			
-		return toReturn;
-	}
-	
-	public List<FlightConfigurationId> getIds(){
-		return this.getSortedConfigurationIDs();
+
+    /**
+     * @return a sorted list of all the contained FlightConfigurationIDs
+     */
+    public List<FlightConfigurationId> getIds(){
+        ArrayList<FlightConfigurationId> toReturn = new ArrayList<FlightConfigurationId>();
+
+        toReturn.addAll( this.map.keySet() );
+        toReturn.remove( FlightConfigurationId.DEFAULT_VALUE_FCID );
+        // Java 1.8:
+        //toReturn.sort( null );
+
+        // Java 1.7:
+        Collections.sort(toReturn);
+
+        return toReturn;
 	}
     
 	/**
 	 * Set the parameter value for the provided flight configuration ID.
 	 * This sets the override for this flight configuration ID.
 	 * 
-	 * @param id		the flight configuration ID
-	 * @param value		the parameter value (null not allowed)
+	 * @param fcid		the flight configuration ID
+	 * @param nextValue		the parameter value (null not allowed)
 	 */
-	public void set(FlightConfigurationId fcid, E nextValue) {
+	public void set( final FlightConfigurationId fcid, E nextValue) {
 		if ( nextValue == null) {
-			// null value means to delete this fcid
-			this.map.remove(fcid);
+            // null value means to delete this fcid
+            this.map.remove(fcid);
+        }else if( FlightConfigurationId.DEFAULT_VALUE_FCID == fcid ){
+            // if a user wants to set the default value, make them do it explicitly with .setDefaultValue(...)
+            return;
 		}else{
 			this.map.put(fcid, nextValue);
 		}
@@ -187,7 +186,7 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 	}
 	
 	
-	public boolean isDefault(E testVal) {
+	public boolean isDefault( final E testVal) {
 		 return (Utils.equals( this.getDefault(), testVal));
 	}
 	
@@ -195,25 +194,25 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 	 * Return whether a specific flight configuration ID is using the
 	 * default value.
 	 * 
-	 * @param id	the flight configuration ID
+	 * @param fcid	the flight configuration ID
 	 * @return		whether the default is being used
 	 */
-	public boolean isDefault( FlightConfigurationId fcid) {
-		return ( this.getDefault() == this.map.get(fcid));
+	public boolean isDefault( final FlightConfigurationId fcid) {
+        return ( this.getDefault() == this.map.get(fcid));
 	}
 	
 	/**
 	 * Reset a specific flight configuration ID to use the default parameter value.
 	 * 
-	 * @param id	the flight configuration ID
+	 * @param fcid	the flight configuration ID
 	 */
-	public void reset( FlightConfigurationId fcid) {
+	public void reset( final FlightConfigurationId fcid) {
 		if( fcid.isValid() ){
 			set( fcid, null);
 		}
 	}
 
-	/* 
+	/*
 	 * Clears all configuration-specific settings -- meaning querying the parameter for any configuration will return the default value.
 	 */
 	public void reset() {
@@ -222,10 +221,11 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 		setDefault(tempValue);
 	}
 	
-	public FlightConfigurationId cloneFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
+	public FlightConfigurationId copyFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
 		// clones the ENTRIES for the given fcid's.
 		E oldValue = this.get(oldConfigId);
-		this.set(newConfigId, oldValue.clone());
+        E newValue = oldValue.copy( newConfigId);
+        this.set(newConfigId, newValue );
 		update();
 		return newConfigId;
 	}
@@ -235,7 +235,7 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 		StringBuilder buf = new StringBuilder();
 		buf.append(String.format("====== Dumping ConfigurationSet<%s> (%d configurations)\n", this.getDefault().getClass().getSimpleName(), this.size() ));
 		final String fmt = "    [%-12s]: %s\n";
-		for( FlightConfigurationId loopFCID : this.getSortedConfigurationIDs()){
+		for( FlightConfigurationId loopFCID : getIds()){
 			String shortKey = loopFCID.toShortKey();
 			E inst = this.map.get(loopFCID);
 			if( this.isDefault(inst)){
@@ -246,12 +246,14 @@ public class FlightConfigurableParameterSet<E extends FlightConfigurableParamete
 		return buf.toString();
 	}
 
-
 	public void update(){
 		for( E curValue: this.map.values() ){
 			curValue.update();
 		}
 	}
-			
+
+	public FlightConfiguration[] toArray() {
+		return map.values().toArray( new FlightConfiguration[0]);
+	}
 	
 }

core/src/net/sf/openrocket/rocketcomponent/FlightConfiguration.java

@@ -6,7 +6,6 @@ import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Queue;
-import java.util.Set;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -29,18 +28,19 @@ import net.sf.openrocket.util.Monitorable;
 public class FlightConfiguration implements FlightConfigurableParameter<FlightConfiguration>, Monitorable {
 	private static final Logger log = LoggerFactory.getLogger(FlightConfiguration.class);
 	
-	public final static String DEFAULT_CONFIGURATION_NAME = "Default Configuration".intern();
-	public final static String NO_MOTORS_TEXT = "[No Motors Defined]".intern();
-	
-	protected String configurationName=null;
+	private final static String NO_MOTORS_NAME = "[No Motors Defined]";
+    private final static String DEFAULT_CONFIGURATION_NAME = NO_MOTORS_NAME;
+
+    private String configurationName=null;
 	
 	protected final Rocket rocket;
 	protected final FlightConfigurationId fcid;
 	
-	protected static int instanceCount=0;
+	private static int instanceCount=0;
+    // made public for testing.... there is probably a better way
 	public final int instanceNumber;
 
-	protected class StageFlags implements Cloneable {
+	private class StageFlags implements Cloneable {
 		public boolean active = true;
 		public int prev = -1;
 		public AxialStage stage = null;
@@ -51,15 +51,10 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 			this.active = _active;
 		}
 		
-		public int getKey(){
-			return this.stage.getStageNumber();
-		}
-		
 		@Override
 		public StageFlags clone(){
 			return new StageFlags( this.stage, this.prev, true);
 		}
-		
 	}
 	
 	/* Cached data */
@@ -119,7 +114,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 	/** 
 	 * This method flags a stage inactive.  Other stages are unaffected.
 	 * 
-	 * @param stageNumber  stage number to inactivate
+	 * @param stageNumber  stage number to turn off
 	 */
 	public void clearStage(final int stageNumber) {
 		_setStageActive( stageNumber, false );
@@ -175,16 +170,14 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 	
 	public Collection<RocketComponent> getActiveComponents() {
 		Queue<RocketComponent> toProcess = new ArrayDeque<RocketComponent>(this.getActiveStages());
-		ArrayList<RocketComponent> toReturn = new ArrayList<RocketComponent>();
+		ArrayList<RocketComponent> toReturn = new ArrayList<>();
 		
 		while (!toProcess.isEmpty()) {
 			RocketComponent comp = toProcess.poll();
 			
 			toReturn.add(comp);
 			for (RocketComponent child : comp.getChildren()) {
-				if (child instanceof AxialStage) {
-					continue;
-				} else {
+				if (!(child instanceof AxialStage)) {
 					toProcess.offer(child);
 				}
 			}
@@ -194,7 +187,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 	}
 	
 	public List<AxialStage> getActiveStages() {
-		List<AxialStage> activeStages = new ArrayList<AxialStage>();
+		List<AxialStage> activeStages = new ArrayList<>();
 		
 		for (StageFlags flags : this.stages.values()) {
 			if (flags.active) {
@@ -215,9 +208,8 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 		return activeCount;
 	}
 	
-	/** 
-	 * Retrieve the bottom-most active stage.
-	 * @return 
+	/**
+	 * @return the component for the bottom-most center, active stage.
 	 */
 	public AxialStage getBottomStage() {
 		AxialStage bottomStage = null;
@@ -251,12 +243,12 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 		return Math.PI * MathUtil.pow2(getReferenceLength() / 2);
 	}
 	
-	public FlightConfigurationId getFlightConfigurationID() {
-		return fcid;
-	}
-	
+    public FlightConfigurationId getFlightConfigurationID() {
+	   return fcid;
+    }
+
 	public FlightConfigurationId getId() {
-		return getFlightConfigurationID();
+		return fcid;
 	}
 	
 	////////////////  Listeners  ////////////////
@@ -271,7 +263,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 		updateMotors();
 	}
 	
-	protected void updateStages() {
+	private void updateStages() {
 		if (this.rocket.getStageCount() == this.stages.size()) {
 			// no changes needed
 			return;
@@ -322,17 +314,14 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 			}
 		}
 		if( 0 == activeMotorCount ){
-			return NO_MOTORS_TEXT;
+			return DEFAULT_CONFIGURATION_NAME;
 		}
 		buff.append("]");
 		return buff.toString();
 	}
 
 	@Override
-	public String toString() {
-		return this.getName();
-	}
-
+	public String toString() { return this.getName(); }
 
 	/**
 	 * Add a motor instance to this configuration.  
@@ -344,24 +333,12 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 		if( motorConfig.isEmpty() ){
 			throw new IllegalArgumentException("MotorInstance is empty.");
 		}
-		MotorConfigurationId id = motorConfig.getID();
-		if (this.motors.containsKey(id)) {
-			throw new IllegalArgumentException("FlightConfiguration already " +
-					"contains a motor with id " + id);
-		}
-		this.motors.put(id, motorConfig);
+
+		this.motors.put( motorConfig.getID(), motorConfig);
 		
 		modID++;
 	}
-	
-	public Set<MotorConfigurationId> getMotorIDs() {
-		return motors.keySet();
-	}
-	
-	public MotorConfiguration getMotorInstance(MotorConfigurationId id) {
-		return motors.get(id);
-	}
-	
+
 	public boolean hasMotors() {
 		return (0 < motors.size());
 	}
@@ -381,7 +358,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 		return activeMotors;
 	}
 
-	protected void updateMotors() {
+	private void updateMotors() {
 		this.motors.clear();
 		
 		Iterator<RocketComponent> iter = rocket.iterator(false);
@@ -394,7 +371,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 					continue;
 				}
 				
-				this.motors.put( motorConfig.getID(), motorConfig);
+				this.motors.put( motorConfig.getMID(), motorConfig);
 			}
 		}
 		
@@ -471,22 +448,44 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 	 */
 	@Override
 	public FlightConfiguration clone() {
-		// Note the motors and stages are updated in the constructor call.
-		FlightConfiguration clone = new FlightConfiguration( this.getRocket(), this.fcid );
-		clone.setName("clone[#"+clone.instanceNumber+"]"+clone.fcid.toShortKey());
-		//	log.error(">> Why am I being cloned!?", new IllegalStateException(this.toDebug()+" >to> "+clone.toDebug()));
-		
-		
-		// DO NOT UPDATE this.stages or this.motors;
-		// these are are updated correctly on their own.
-		
-		clone.cachedBounds = this.cachedBounds.clone();
+
+        // Note the stages are updated in the constructor call.
+		FlightConfiguration clone = new FlightConfiguration( this.rocket, this.fcid );
+        clone.setName("clone[#"+clone.instanceNumber+"]"+clone.fcid.toShortKey());
+
+        clone.cachedBounds = this.cachedBounds.clone();
 		clone.modID = this.modID;
 		clone.boundsModID = -1;
 		clone.refLengthModID = -1;
 		return clone;
 	}
-	
+
+    /**
+     * Copy all available information attached to this, and attached copies to the
+     * new configuration
+     *
+     * @param copyId attached the new configuration to this Id
+     * @return the new configuration
+     */
+    @Override
+    public FlightConfiguration copy( final FlightConfigurationId copyId ) {
+        // Note the stages are updated in the constructor call.
+        FlightConfiguration copy= new FlightConfiguration( this.rocket, copyId );
+
+        // copy motor instances.
+        for( final MotorConfiguration sourceMotor: motors.values() ){
+            MotorConfiguration cloneMotor = sourceMotor.copy( copyId);
+            copy.addMotor( cloneMotor);
+            cloneMotor.getMount().setMotorConfig(cloneMotor, copyId);
+        }
+
+        copy.cachedBounds = this.cachedBounds.clone();
+        copy.modID = this.modID;
+        copy.boundsModID = -1;
+        copy.refLengthModID = -1;
+        return copy;
+    }
+
 	@Override
 	public int getModID() {
 		// TODO: this doesn't seem consistent...
@@ -502,7 +501,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 		if(( null == newName ) ||( "".equals(newName))){
 			this.configurationName = null;
 			return;
-		}else if( ! this.getFlightConfigurationID().isValid()){
+		}else if( ! this.getId().isValid()){
 			return;
 		}else if( newName.equals(this.configurationName)){
 			return;
@@ -512,10 +511,8 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 	
 	@Override
 	public boolean equals(Object other){
-		if( other instanceof FlightConfiguration ){
-			return this.fcid.equals( ((FlightConfiguration)other).fcid);
-		}
-		return false;	
+		return (( other instanceof FlightConfiguration ) &&
+			    this.fcid.equals( ((FlightConfiguration)other).fcid));
 	}
 	
 	@Override
@@ -530,10 +527,11 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 	// DEBUG / DEVEL
 	public String toStageListDetail() {
 		StringBuilder buf = new StringBuilder();
-		buf.append(String.format("\nDumping %d stages for config: %s: (#: %d)\n", this.stages.size(), this.getName(), this.instanceNumber));
+		buf.append(String.format("\nDumping %d stages for config: %s: (%s)(#: %d)\n", 
+				stages.size(), getName(), getId().toShortKey(), instanceNumber));
 		final String fmt = "    [%-2s][%4s]: %6s \n";
 		buf.append(String.format(fmt, "#", "?actv", "Name"));
-		for (StageFlags flags : this.stages.values()) {
+		for (StageFlags flags : stages.values()) {
 			AxialStage curStage = flags.stage;
 			buf.append(String.format(fmt, curStage.getStageNumber(), (flags.active?" on": "off"), curStage.getName()));
 		}
@@ -545,7 +543,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 	public String toMotorDetail(){
 		StringBuilder buf = new StringBuilder();
 		buf.append(String.format("\nDumping %2d Motors for configuration %s (%s)(#: %s)\n", 
-				this.motors.size(), this.getName(), this.getFlightConfigurationID().toFullKey(), this.instanceNumber));
+				motors.size(), getName(), getId().toShortKey(), this.instanceNumber));
 		
 		for( MotorConfiguration curConfig : this.motors.values() ){
 			buf.append("    "+curConfig.toDebugDetail()+"\n");

core/src/net/sf/openrocket/rocketcomponent/FlightConfigurationId.java

@@ -73,11 +73,7 @@ public final class FlightConfigurationId implements Comparable<FlightConfigurati
 	public int hashCode() {
 		return this.key.hashCode();
 	}
-	
-	public UUID intern() {
-		return this.key;
-	}
-	
+
 	public boolean hasError(){
 		return (ERROR_UUID == this.key);
 	}

core/src/net/sf/openrocket/rocketcomponent/IgnitionConfiguration.java

@@ -34,13 +34,16 @@ public class IgnitionConfiguration implements FlightConfigurableParameter<Igniti
 
 	@Override
 	public IgnitionConfiguration clone() {
-		IgnitionConfiguration clone = new IgnitionConfiguration();
+        return this.copy(null);
+    }
+
+    public IgnitionConfiguration copy( final FlightConfigurationId copyId) {
+        IgnitionConfiguration clone = new IgnitionConfiguration();
 		clone.ignitionDelay = this.ignitionDelay;
 		clone.ignitionEvent = this.ignitionEvent;
 		clone.ignitionTime = this.ignitionTime;
 		return clone;
-	}
-
+    }
 
 	@Override
 	public void update(){

core/src/net/sf/openrocket/rocketcomponent/InnerTube.java

@@ -304,10 +304,14 @@ public class InnerTube extends ThicknessRingComponent implements Clusterable, Ra
 	}
 	
 	@Override
-	public void cloneFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
-		motors.cloneFlightConfiguration(oldConfigId, newConfigId);
+	public void copyFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
+		motors.copyFlightConfiguration(oldConfigId, newConfigId);
 	}
 	
+	@Override
+	public void reset( final FlightConfigurationId fcid){
+		this.motors.reset(fcid);
+	}
 	
 	@Override
     public void setMotorMount(boolean _active){

core/src/net/sf/openrocket/rocketcomponent/ParallelStage.java

@@ -81,8 +81,8 @@ public class ParallelStage extends AxialStage implements FlightConfigurableCompo
 	}
 	
 	@Override
-	public void cloneFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
-		this.separations.cloneFlightConfiguration(oldConfigId, newConfigId);
+	public void copyFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
+		this.separations.copyFlightConfiguration(oldConfigId, newConfigId);
 	}
 	
 	@Override

core/src/net/sf/openrocket/rocketcomponent/RecoveryDevice.java

@@ -90,10 +90,14 @@ public abstract class RecoveryDevice extends MassObject implements FlightConfigu
 	}
 	
 	@Override
-	public void cloneFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
-		deploymentConfigurations.cloneFlightConfiguration(oldConfigId, newConfigId);
+	public void copyFlightConfiguration(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
+		deploymentConfigurations.copyFlightConfiguration(oldConfigId, newConfigId);
 	}
 	
+	@Override
+	public void reset( final FlightConfigurationId fcid){
+		deploymentConfigurations.reset(fcid);
+	}
 	
 	@Override
 	public double getComponentMass() {

core/src/net/sf/openrocket/rocketcomponent/Rocket.java

@@ -34,14 +34,12 @@ public class Rocket extends RocketComponent {
 	private static final Logger log = LoggerFactory.getLogger(Rocket.class);
 	private static final Translator trans = Application.getTranslator();
 	
-	public static final String DEFAULT_NAME = "[{motors}]";
-	public static final double DEFAULT_REFERENCE_LENGTH = 0.01;
-	
-	
+	protected static final double DEFAULT_REFERENCE_LENGTH = 0.01;
+
 	/**
 	 * List of component change listeners.
 	 */
-	private List<EventListener> listenerList = new ArrayList<EventListener>();
+	private List<EventListener> listenerList = new ArrayList<>();
 	
 	/**
 	 * When freezeList != null, events are not dispatched but stored in the list.
@@ -68,8 +66,8 @@ public class Rocket extends RocketComponent {
 	
 	// Flight configuration list
 	private FlightConfiguration selectedConfiguration;
-	private HashMap<FlightConfigurationId, FlightConfiguration> configSet = new HashMap<FlightConfigurationId, FlightConfiguration>(); 
-	private HashMap<Integer, AxialStage> stageMap = new HashMap<Integer, AxialStage>();
+	private FlightConfigurableParameterSet<FlightConfiguration> configSet;
+	private HashMap<Integer, AxialStage> stageMap = new HashMap<>();
 	
 	// Does the rocket have a perfect finish (a notable amount of laminar flow)
 	private boolean perfectFinish = false;
@@ -84,11 +82,11 @@ public class Rocket extends RocketComponent {
 		aeroModID = modID;
 		treeModID = modID;
 		functionalModID = modID;
-		
 
-		
 		// must be after the hashmaps :P 
-		this.selectedConfiguration = new FlightConfiguration( this, null);
+        FlightConfiguration defaultConfig = new FlightConfiguration(this, FlightConfigurationId.DEFAULT_VALUE_FCID);
+		configSet = new FlightConfigurableParameterSet<>( defaultConfig );
+		this.selectedConfiguration = defaultConfig;
 	}
 	
 	public String getDesigner() {
@@ -210,7 +208,7 @@ public class Rocket extends RocketComponent {
 	 * 
 	 * @Return a reference to the topmost stage
 	 */
-	public AxialStage getBottomCoreStage(){
+	/*package-local*/ AxialStage getBottomCoreStage(){
 		// get last stage that's a direct child of the rocket.
 		return (AxialStage) children.get( children.size()-1 );
 	}
@@ -222,8 +220,8 @@ public class Rocket extends RocketComponent {
 		}
 		return guess;
 	}
-	
-	public void trackStage(final AxialStage newStage) {
+
+    /*package-local*/ void trackStage(final AxialStage newStage) {
 		int stageNumber = newStage.getStageNumber();
 		AxialStage value = stageMap.get(stageNumber);
 		
@@ -235,8 +233,8 @@ public class Rocket extends RocketComponent {
 			this.stageMap.put(stageNumber, newStage);
 		}
 	}
-	
-	public void forgetStage(final AxialStage oldStage) {
+
+    /*package-local*/ void forgetStage(final AxialStage oldStage) {
 		this.stageMap.remove(oldStage.getStageNumber());
 	}
 	
@@ -311,7 +309,8 @@ public class Rocket extends RocketComponent {
 		
 		// Rocket copy is cloned, so non-trivial members must be cloned as well:
 		copy.stageMap = new HashMap<Integer, AxialStage>();
-		copy.configSet = new HashMap<FlightConfigurationId, FlightConfiguration>();
+		copy.configSet = new FlightConfigurableParameterSet<FlightConfiguration>( this.configSet );
+		new HashMap<FlightConfigurationId, FlightConfiguration>();
 		if( 0 < this.configSet.size() ){
 			Rocket.cloneConfigs( this, copy);
 		}
@@ -324,8 +323,8 @@ public class Rocket extends RocketComponent {
 		source.checkState();
 		dest.checkState();
 		dest.selectedConfiguration = source.selectedConfiguration.clone();
-		for( final FlightConfiguration config : source.configSet.values() ){
-			dest.configSet.put( config.getId(), config.clone() );
+		for( final FlightConfiguration config : source.configSet ){
+			dest.configSet.set( config.getId(), config.clone() );
 		}
 	}
 	
@@ -473,7 +472,7 @@ public class Rocket extends RocketComponent {
 	
 	private void updateConfigurations(){
 		this.selectedConfiguration.update();
-		for( FlightConfiguration config : configSet.values() ){
+		for( FlightConfiguration config : configSet ){
 			config.update();
 		}
 	}
@@ -483,7 +482,12 @@ public class Rocket extends RocketComponent {
 		// Copy the list before iterating to prevent concurrent modification exceptions.
 		EventListener[] list = listenerList.toArray(new EventListener[0]);
 		for (EventListener l : list) {
-			if (l instanceof ComponentChangeListener) {
+            { // vvvv DEVEL vvvv
+                //System.err.println("notifying listener.  (type= "+l.getClass().getSimpleName()+")");
+                //System.err.println("                     (type= "+l.getClass().getName()+")");
+            } // ^^^^ DEVEL ^^^^
+
+            if (l instanceof ComponentChangeListener) {
 				((ComponentChangeListener) l).componentChanged(cce);
 			} else if (l instanceof StateChangeListener) {
 				((StateChangeListener) l).stateChanged(cce);
@@ -512,7 +516,7 @@ public class Rocket extends RocketComponent {
 	public void freeze() {
 		checkState();
 		if (freezeList == null) {
-			freezeList = new LinkedList<ComponentChangeEvent>();
+			freezeList = new LinkedList<>();
 			log.debug("Freezing Rocket");
 		} else {
 			Application.getExceptionHandler().handleErrorCondition("Attempting to freeze Rocket when it is already frozen, " +
@@ -567,24 +571,7 @@ public class Rocket extends RocketComponent {
 	 */
 	public FlightConfiguration getSelectedConfiguration() {
 		checkState();
-		return this.selectedConfiguration;
-	}
-	
-	public FlightConfiguration createFlightConfiguration( final FlightConfigurationId fcid) {
-		checkState();
-		if( null == fcid ){
-			throw new NullPointerException("Attempted to create a flightConfiguration from a null key!");
-		}else if( fcid.hasError() ){
-			throw new NullPointerException("Attempted to create a flightConfiguration from an error key!");
-		}else if( configSet.containsKey(fcid)){
-			return this.configSet.get(fcid);
-		}else{
-			FlightConfiguration nextConfig = new FlightConfiguration(this, fcid);
-			this.configSet.put(fcid, nextConfig);
-			this.selectedConfiguration = nextConfig;
-			fireComponentChangeEvent(ComponentChangeEvent.TREE_CHANGE);
-			return nextConfig;
-		}
+        return selectedConfiguration;
 	}
 	
 	public int getConfigurationCount(){
@@ -592,42 +579,40 @@ public class Rocket extends RocketComponent {
 	}
 	
 	public List<FlightConfigurationId> getIds(){
-		ArrayList<FlightConfigurationId> toReturn = new ArrayList<FlightConfigurationId>(this.configSet.keySet()); 
-		
-		// Java 1.8:
-		//toReturn.sort( null );
-			
-		// Java 1.7: 
-		Collections.sort(toReturn);
-				
-		return toReturn;
+		return configSet.getIds();
 	}
 
-	
 	/**
-	 * Primarily for use with UI elements 
-	 * 
-	 * @return list of attached flight configurations (unordered)
-	 */
-	public FlightConfiguration[] toConfigArray(){
-		return this.configSet.values().toArray( new FlightConfiguration[0]);
-	}
-	
-	/**
-	 * Remove a flight configuration ID from the configuration IDs.  The <code>null</code>
-	 * ID cannot be removed, and an attempt to remove it will be silently ignored.
+	 * Remove a flight configuration ID from the configuration IDs.  The
+     * <code>FlightConfigurationId.DEFAULT_VALUE_FCID</code> ID cannot be removed,
+     * and an attempt to remove it will be silently ignored.
 	 *
-	 * @param id   the flight configuration ID to remove
+	 * @param fcid   the flight configuration ID to remove
 	 */
-	public void removeFlightConfigurationID(FlightConfigurationId fcid) {
+	public void removeFlightConfiguration(final FlightConfigurationId fcid) {
 		checkState();
 		if( fcid.hasError() ){
 			return;
 		}
+				
+		if( selectedConfiguration.getId().equals( fcid)){
+			selectedConfiguration = configSet.getDefault();
+		}
 		
+		// removed any component configuration tied to this FCID
+		Iterator<RocketComponent> iterator = this.iterator();
+		while (iterator.hasNext()) {
+			RocketComponent comp = iterator.next();
+			
+			if (comp instanceof FlightConfigurableComponent){
+				FlightConfigurableComponent confbl = (FlightConfigurableComponent)comp;
+				confbl.reset( fcid);
+			}
+		}
+				
 		// Get current configuration:
-		this.configSet.remove( fcid);
-		fireComponentChangeEvent(ComponentChangeEvent.BOTH_CHANGE);
+		this.configSet.reset( fcid);
+		fireComponentChangeEvent(ComponentChangeEvent.MASS_CHANGE);
 	}
 	
 	
@@ -637,19 +622,19 @@ public class Rocket extends RocketComponent {
 	 * @param id	the configuration ID.
 	 * @return		whether a motor configuration with that ID exists.
 	 */
-	public boolean containsFlightConfigurationID(FlightConfigurationId id) {
+	public boolean containsFlightConfigurationID(final FlightConfigurationId id) {
 		checkState();
 		if( id.hasError() ){
 			return false;
 		}
-		return configSet.containsKey( id);
+		return configSet.containsId( id);
 	}
 	
 	
 	/**
 	 * Check whether the given motor configuration ID has motors defined for it.
 	 *
-	 * @param id	the FlightConfigurationID containing the motor (may be invalid).
+	 * @param fcid	the FlightConfigurationID containing the motor (may be invalid).
 	 * @return		whether any motors are defined for it.
 	 */
 	public boolean hasMotors(FlightConfigurationId fcid) {
@@ -673,58 +658,88 @@ public class Rocket extends RocketComponent {
 		}
 		return false;
 	}
+
+
+	/**
+	 * Return a flight configuration.  If the supplied id does not have a specific instance, the default is returned.  
+	 *
+	 * @param fcid the flight configuration id
+	 * @return	FlightConfiguration instance 
+	 */
+	public FlightConfiguration createFlightConfiguration( final FlightConfigurationId fcid) {
+		checkState();
+
+        if( null == fcid ){
+            // fall-through to the default case...
+            // creating a FlightConfiguration( null ) just allocates a fresh new FCID
+		}else if( fcid.hasError() ){
+			return configSet.getDefault();
+		}else if( configSet.containsId(fcid)){
+			return this.getFlightConfiguration(fcid);
+		}
+        FlightConfiguration nextConfig = new FlightConfiguration(this, fcid);
+        this.configSet.set(nextConfig.getId(), nextConfig);
+        fireComponentChangeEvent(ComponentChangeEvent.TREE_CHANGE);
+        return nextConfig;
+	}
 	
 	
 	/**
 	 * Return a flight configuration.  If the supplied id does not have a specific instance, the default is returned.  
 	 *
-	 * @param id   the flight configuration id
+	 * @param fcid   the flight configuration id
 	 * @return	   a FlightConfiguration instance 
 	 */
 	public FlightConfiguration getFlightConfiguration(final FlightConfigurationId fcid) {
 		checkState();
-		return this.createFlightConfiguration(fcid);
+		return this.configSet.get(fcid);
 	}
 
+	public FlightConfiguration getFlightConfigurationByIndex(final int configIndex) {
+		return getFlightConfigurationByIndex( configIndex, false);
+	}
+		
 	/**
-	 * Return a flight configuration.  If the supplied index is out of bounds, an exception is thrown.  
+	 * Return a flight configuration.  If the supplied index is out of bounds, an exception is thrown.
+	 * If the default instance is allowed, the default will be at index 0. 
 	 *
-	 * @param id   the flight configuration index number
-	 * @return	   a FlightConfiguration instance 
+	 * @param 	includeDefault 	Whether to allow returning the default instance
+	 * @param 	configIndex 	The flight configuration index number
+	 * @return	a 				FlightConfiguration instance 
 	 */
-	public FlightConfiguration getFlightConfiguration(final int configIndex) {
+	public FlightConfiguration getFlightConfigurationByIndex( int configIndex, final boolean allowDefault ) {
+		if( allowDefault ){
+			if( 0 == configIndex ){
+				return configSet.getDefault();
+			}
+			--configIndex;
+		}
 		return this.configSet.get( this.getId(configIndex));
 	}
 
 	public FlightConfigurationId getId( final int configIndex) {
-		List<FlightConfigurationId> idList = this.getIds();
+		List<FlightConfigurationId> idList = configSet.getIds();
 		return idList.get(configIndex);
 	}
 
-	public void setSelectedConfiguration(final FlightConfiguration config) {
-		checkState();
-		this.selectedConfiguration = config;
-		fireComponentChangeEvent(ComponentChangeEvent.NONFUNCTIONAL_CHANGE);
-	}	
-	
-	public void setDefaultConfiguration(final FlightConfigurationId fcid) {
+	public void setSelectedConfiguration(final FlightConfigurationId selectId) {
 		checkState();
 		
-		if( fcid.hasError() ){
-			log.error("attempt to set a 'fcid = config' with a error fcid.  Ignored.", new IllegalArgumentException("error id:"+fcid));
+		if( selectId.equals( selectedConfiguration.getFlightConfigurationID())){
+			// if desired configuration is already selected, skip the event
 			return;
-		}else if( this.configSet.containsKey(fcid)){
-			this.selectedConfiguration = configSet.get(fcid);
-			fireComponentChangeEvent(ComponentChangeEvent.NONFUNCTIONAL_CHANGE);
 		}
-	}	
-	
+		
+		this.selectedConfiguration = this.configSet.get( selectId );
+		fireComponentChangeEvent(ComponentChangeEvent.NONFUNCTIONAL_CHANGE);
+	}
+
 	/**
 	 * Associate the given ID and flight configuration.
 	 * <code>null</code> or an empty string.
 	 *
-	 * @param id	the flight configuration id
-	 * @param name	the name for the flight configuration
+	 * @param fcid	the flight configuration id
+	 * @param newConfig new FlightConfiguration to store
 	 */
 	public void setFlightConfiguration(final FlightConfigurationId fcid, FlightConfiguration newConfig) {
 		checkState();
@@ -734,13 +749,16 @@ public class Rocket extends RocketComponent {
 		}
 
 		if (null == newConfig){
-			newConfig = createFlightConfiguration(fcid);
+			configSet.reset( fcid);
+		}else if( fcid.equals( configSet.get(fcid).getFlightConfigurationID())){
+			// this mapping already exists; skip the event
+			return;
+		}else{
+			configSet.set(fcid, newConfig);
 		}
-		configSet.put(fcid, newConfig);
 		fireComponentChangeEvent(ComponentChangeEvent.NONFUNCTIONAL_CHANGE);
 	}
 	
-	
 	////////  Obligatory component information
 	@Override
 	public String getComponentName() {
@@ -820,9 +838,10 @@ public class Rocket extends RocketComponent {
 	
 	public String toDebugConfigs(){
 		StringBuilder buf = new StringBuilder();
-		buf.append(String.format("====== Dumping %d Configurations from rocket: \n", this.getConfigurationCount(), this.getName()));
+		buf.append(String.format("====== Dumping %d Configurations from rocket: %s ======\n", 
+				this.getConfigurationCount(), this.getName()));
 		final String fmt = "    [%12s]: %s\n";
-		for( FlightConfiguration config : this.configSet.values() ){
+		for( FlightConfiguration config : this.configSet ){
 			String shortKey = config.getId().toShortKey();
 			if( this.selectedConfiguration.equals( config)){
 				shortKey = "=>" + shortKey;

core/src/net/sf/openrocket/rocketcomponent/StageSeparationConfiguration.java

@@ -135,6 +135,10 @@ public class StageSeparationConfiguration implements FlightConfigurableParameter
 	
 	@Override
 	public StageSeparationConfiguration clone() {
+        return copy(null);
+    }
+
+    public StageSeparationConfiguration copy( final FlightConfigurationId copyId){
 		StageSeparationConfiguration clone = new StageSeparationConfiguration();
 		clone.separationEvent = this.separationEvent;
 		clone.separationDelay = this.separationDelay;

core/src/net/sf/openrocket/rocketvisitors/CopyFlightConfigurationVisitor.java

@@ -1,31 +0,0 @@
-package net.sf.openrocket.rocketvisitors;
-
-import net.sf.openrocket.rocketcomponent.FlightConfigurableComponent;
-import net.sf.openrocket.rocketcomponent.FlightConfigurationId;
-import net.sf.openrocket.rocketcomponent.RocketComponent;
-
-public class CopyFlightConfigurationVisitor extends DepthFirstRecusiveVisitor<Void> {
-	
-	private final FlightConfigurationId oldConfigId;
-	private final FlightConfigurationId newConfigId;
-	
-	public CopyFlightConfigurationVisitor(FlightConfigurationId oldConfigId, FlightConfigurationId newConfigId) {
-		super();
-		this.oldConfigId = oldConfigId;
-		this.newConfigId = newConfigId;
-	}
-	
-	@Override
-	public void doAction(RocketComponent visitable) {
-		
-		if (visitable instanceof FlightConfigurableComponent) {
-			((FlightConfigurableComponent) visitable).cloneFlightConfiguration(oldConfigId, newConfigId);
-		}
-	}
-	
-	@Override
-	public Void getResult() {
-		return null;
-	}
-	
-}

core/src/net/sf/openrocket/util/TestRockets.java

@@ -101,14 +101,13 @@ public class TestRockets {
 		//			Motor.Type type, double[] delays, double diameter, double length,
 		//			double[] time, double[] thrust,
 		//          Coordinate[] cg, String digest);
-		ThrustCurveMotor mtr = new ThrustCurveMotor(
-				Manufacturer.getManufacturer("Estes"),"A8", " SU Black Powder", 
+		return new ThrustCurveMotor(
+				Manufacturer.getManufacturer("Estes"),"A8", " SU Black Powder",
 				Motor.Type.SINGLE, new double[] {0,3,5}, 0.018, 0.070,
 				new double[] { 0, 1, 2 }, new double[] { 0, 9, 0 },
 				new Coordinate[] {
-					new Coordinate(0.035, 0, 0, 0.0164),new Coordinate(.035, 0, 0, 0.0145),new Coordinate(.035, 0, 0, 0.0131)}, 
+					new Coordinate(0.035, 0, 0, 0.0164),new Coordinate(.035, 0, 0, 0.0145),new Coordinate(.035, 0, 0, 0.0131)},
 				"digest A8 test");
-		return mtr;
 	}
 	
 	// This function is used for unit, integration tests, DO NOT CHANGE (without updating tests).
@@ -117,14 +116,13 @@ public class TestRockets {
 		//			Motor.Type type, double[] delays, double diameter, double length,
 		//			double[] time, double[] thrust,
 		//          Coordinate[] cg, String digest);
-		ThrustCurveMotor mtr = new ThrustCurveMotor(
+		return new ThrustCurveMotor(
 				Manufacturer.getManufacturer("Estes"),"B4", " SU Black Powder", 
 				Motor.Type.SINGLE, new double[] {0,3,5}, 0.018, 0.070,
 				new double[] { 0, 1, 2 }, new double[] { 0, 11.4, 0 },
 				new Coordinate[] {
 					new Coordinate(0.035, 0, 0, 0.0195),new Coordinate(.035, 0, 0, 0.0155),new Coordinate(.035, 0, 0, 0.013)}, 
 				"digest B4 test");
-		return mtr;
 	}
 	
 	// This function is used for unit, integration tests, DO NOT CHANGE (without updating tests).
@@ -133,26 +131,24 @@ public class TestRockets {
 		//			Motor.Type type, double[] delays, double diameter, double length,
 		//			double[] time, double[] thrust,
 		//          Coordinate[] cg, String digest);
-		ThrustCurveMotor mtr = new ThrustCurveMotor(
+		return new ThrustCurveMotor(
 				Manufacturer.getManufacturer("Estes"),"C6", " SU Black Powder", 
 				Motor.Type.SINGLE, new double[] {0,3,5,7}, 0.018, 0.070,
 				new double[] { 0, 1, 2 }, new double[] { 0, 6, 0 },
 				new Coordinate[] {
 					new Coordinate(0.035, 0, 0, 0.0227),new Coordinate(.035, 0, 0, 0.0165),new Coordinate(.035, 0, 0, 0.012)}, 
 				"digest C6 test");
-		return mtr;
 	}
 	
 	// This function is used for unit, integration tests, DO NOT CHANGE (without updating tests).
 	private static Motor generateMotor_D21_18mm(){
-		ThrustCurveMotor mtr = new ThrustCurveMotor(
+		return new ThrustCurveMotor(
 			Manufacturer.getManufacturer("AeroTech"),"D21", "Desc", 
 			Motor.Type.SINGLE, new double[] {}, 0.018, 0.07,
 			new double[] { 0, 1, 2 }, new double[] { 0, 32, 0 },
 			new Coordinate[] {
 				new Coordinate(.035, 0, 0, 0.025),new Coordinate(.035, 0, 0, .020),new Coordinate(.035, 0, 0, 0.0154)}, 
 			"digest D21 test");
-	    return mtr;
 	}
 	
 	// This function is used for unit, integration tests, DO NOT CHANGE (without updating tests).
@@ -161,14 +157,13 @@ public class TestRockets {
 		//			Motor.Type type, double[] delays, double diameter, double length,
 		//			double[] time, double[] thrust,
 		//          Coordinate[] cg, String digest);
-		ThrustCurveMotor mtr = new ThrustCurveMotor(
+		return new ThrustCurveMotor(
 				Manufacturer.getManufacturer("AeroTech"),"M1350", "Desc", 
 				Motor.Type.SINGLE, new double[] {}, 0.075, 0.622,
 				new double[] { 0, 1, 2 }, new double[] { 0, 1357, 0 },
 				new Coordinate[] {
 					new Coordinate(.311, 0, 0, 4.808),new Coordinate(.311, 0, 0, 3.389),new Coordinate(.311, 0, 0, 1.970)}, 
 				"digest M1350 test");
-		return mtr;
 	}
 	
 	// This function is used for unit, integration tests, DO NOT CHANGE (without updating tests).
@@ -177,14 +172,13 @@ public class TestRockets {
 		//			Motor.Type type, double[] delays, double diameter, double length,
 		//			double[] time, double[] thrust,
 		//          Coordinate[] cg, String digest);
-		ThrustCurveMotor mtr = new ThrustCurveMotor(
+		return new ThrustCurveMotor(
 				Manufacturer.getManufacturer("AeroTech"),"G77", "Desc", 
 				Motor.Type.SINGLE, new double[] {4,7,10},0.029, 0.124,
 				new double[] { 0, 1, 2 }, new double[] { 0, 1, 0 },
 				new Coordinate[] {
 					new Coordinate(.062, 0, 0, 0.123),new Coordinate(.062, 0, 0, .0935),new Coordinate(.062, 0, 0, 0.064)}, 
 				"digest G77 test");
-		return mtr;
 	}
 	
 	// 
@@ -384,7 +378,7 @@ public class TestRockets {
 	public static final Rocket makeEstesAlphaIII(){
 		Rocket rocket = new Rocket();
 		FlightConfigurationId fcid[] = new FlightConfigurationId[5]; 
-		fcid[0] = rocket.getSelectedConfiguration().getFlightConfigurationID();
+		fcid[0] = new FlightConfigurationId();
 		rocket.createFlightConfiguration(fcid[0]);
 		fcid[1] = new FlightConfigurationId();
 		rocket.createFlightConfiguration(fcid[1]);
@@ -521,7 +515,7 @@ public class TestRockets {
 		bodytube.setMaterial(material);
 		finset.setMaterial(material);
 		
-		rocket.setSelectedConfiguration( rocket.getFlightConfiguration( fcid[0]));
+		rocket.setSelectedConfiguration( fcid[0] );
 		rocket.getSelectedConfiguration().setAllStages();
 		rocket.enableEvents();
 		return rocket;
@@ -541,8 +535,7 @@ public class TestRockets {
 			fcid[i] = new FlightConfigurationId();
 			rocket.createFlightConfiguration(fcid[i]);
 		}
-		FlightConfiguration selectedConfiguration = rocket.getFlightConfiguration(fcid[0]);
-				
+
 		double noseconeLength = 0.07;
 		double noseconeRadius = 0.012;
 		NoseCone nosecone = new NoseCone(Transition.Shape.OGIVE, noseconeLength, noseconeRadius);
@@ -714,7 +707,7 @@ public class TestRockets {
 
 		}
 		rocket.getSelectedConfiguration().setAllStages();
-		rocket.setSelectedConfiguration( selectedConfiguration );
+		rocket.setSelectedConfiguration( fcid[0] );
 		rocket.enableEvents();
 		return rocket;
 	}
@@ -1029,9 +1022,11 @@ public class TestRockets {
 	public static Rocket makeFalcon9Heavy() {
 		Rocket rocket = new Rocket();
 		rocket.setName("Falcon9H Scale Rocket");
-		FlightConfiguration selConfig = rocket.getSelectedConfiguration();
-		FlightConfigurationId selFCID = selConfig.getFlightConfigurationID();
-		
+
+        FlightConfiguration selConfig = rocket.createFlightConfiguration(null);
+        FlightConfigurationId selFCID = selConfig.getFlightConfigurationID();
+        rocket.setSelectedConfiguration(selFCID);
+
 		// ====== Payload Stage ======
 		// ====== ====== ====== ======
 		AxialStage payloadStage = new AxialStage();
@@ -1178,7 +1173,7 @@ public class TestRockets {
 		}
 		
 		rocket.enableEvents();
-		rocket.setSelectedConfiguration(selConfig);
+		rocket.setSelectedConfiguration( selFCID);
 		selConfig.setAllStages();
 		
 		return rocket;

core/test/net/sf/openrocket/file/openrocket/OpenRocketSaverTest.java

@@ -131,6 +131,7 @@ public class OpenRocketSaverTest {
 		rocketDocs.add(TestRockets.makeTestRocket_v106_withRecoveryDeviceDeploymentConfig());
 		rocketDocs.add(TestRockets.makeTestRocket_v106_withStageSeparationConfig());
 		rocketDocs.add(TestRockets.makeTestRocket_v107_withSimulationExtension(SIMULATION_EXTENSION_SCRIPT));
+        rocketDocs.add(TestRockets.makeTestRocket_v108_withBoosters());
 		rocketDocs.add(TestRockets.makeTestRocket_for_estimateFileSize());
 		
 		StorageOptions options = new StorageOptions();

core/test/net/sf/openrocket/rocketcomponent/FlightConfigurationTest.java

@@ -142,12 +142,27 @@ public class FlightConfigurationTest extends BaseTestCase {
 		config.setAllStages();
 		
 	}
-	
-	/**
-	 * Single stage rocket specific configuration tests
-	 */
-	@Test
-	public void testConfigurationSwitching() {
+
+    @Test
+    public void testCreateConfigurationNullId() {
+		/* Setup */
+        Rocket rkt = TestRockets.makeEstesAlphaIII();
+
+        // PRE-CONDITION:
+        // test that all configurations correctly loaded:
+        int expectedConfigCount = 5;
+        int actualConfigCount = rkt.getConfigurationCount();
+        assertThat("number of loaded configuration counts doesn't actually match.", actualConfigCount, equalTo(expectedConfigCount));
+
+        // create with
+        rkt.createFlightConfiguration(null);
+        expectedConfigCount = 6;
+        actualConfigCount = rkt.getConfigurationCount();
+        assertThat("createFlightConfiguration with null: doesn't actually work.", actualConfigCount, equalTo(expectedConfigCount));
+    }
+
+    @Test
+	public void testMotorConfigurations() {
 		/* Setup */
 		Rocket rkt = TestRockets.makeEstesAlphaIII();
 		
@@ -156,14 +171,42 @@ public class FlightConfigurationTest extends BaseTestCase {
 		int expectedMotorCount = 5;
 		int actualMotorCount = smmt.getMotorCount();
 		assertThat("number of motor configurations doesn't match.", actualMotorCount, equalTo(expectedMotorCount));
-		
+
+    }
+    
+    @Test
+    public void testFlightConfigurationGetters(){
+		Rocket rkt = TestRockets.makeEstesAlphaIII();
+
 		// test that all configurations correctly loaded:
 		int expectedConfigCount = 5;
 		int actualConfigCount = rkt.getConfigurationCount();
 		assertThat("number of loaded configuration counts doesn't actually match.", actualConfigCount, equalTo(expectedConfigCount));
-		
-		
-	}
+
+        actualConfigCount = rkt.getIds().size();
+        assertThat("number of configuration array ids doesn't actually match.",
+                actualConfigCount, equalTo(expectedConfigCount));
+
+        // upon success, these silently complete.
+        // upon failure, they'll throw exceptions:
+        rkt.getFlightConfigurationByIndex(4);
+        rkt.getFlightConfigurationByIndex(5, true);
+    }
+    
+
+    @Test(expected=java.lang.IndexOutOfBoundsException.class)
+    public void testGetFlightConfigurationOutOfBounds(){
+    	Rocket rkt = TestRockets.makeEstesAlphaIII();
+
+		// test that all configurations correctly loaded:
+		int expectedConfigCount = 5;
+		int actualConfigCount = rkt.getConfigurationCount();
+		assertThat("number of loaded configuration counts doesn't actually match.", actualConfigCount, equalTo(expectedConfigCount));
+
+		// this SHOULD throw an exception -- 
+		//      it's out of bounds on, and no configuration exists at index 5.
+    	rkt.getFlightConfigurationByIndex(5);  
+    }
 	
 	/**
 	 * Multi stage rocket specific configuration tests

core/test/net/sf/openrocket/rocketcomponent/ParameterSetTest.java

@@ -51,11 +51,16 @@ public class ParameterSetTest extends BaseTestCase {
 		public String toString(){
 			return "tp#:"+id;
 		}
-		
-		@Override
-		public TestParameter clone(){
-			return new TestParameter();
-		}
+
+        @Override
+        public TestParameter clone(){
+            return new TestParameter();
+        }
+
+        @Override
+        public TestParameter copy( final FlightConfigurationId copyId){
+            return new TestParameter();
+        }
 	};
 	
 	@Before
@@ -138,7 +143,7 @@ public class ParameterSetTest extends BaseTestCase {
 		// testSet.getSortedConfigurationIDs()
 		// >> this function should ONLY return ids for the overrides
 		assertThat("getIds() broken!\n"+testSet.toDebug(), testSet.getIds().size(), equalTo( testSet.size()));
-		assertThat("getIds() broken!\n"+testSet.toDebug(), testSet.getSortedConfigurationIDs().size(), equalTo( testSet.getIds().size() ) );		
+		assertThat("getIds() broken!\n"+testSet.toDebug(), testSet.getIds().size(), equalTo( testSet.getIds().size() ) );
 	}
 	
 	@Test
@@ -230,7 +235,7 @@ public class ParameterSetTest extends BaseTestCase {
 		assertThat("set stores default value correctly: ", testSet.get(fcid2), equalTo( tp2 )); 
 		
 		FlightConfigurationId fcid3 = new FlightConfigurationId();
-		testSet.cloneFlightConfiguration(fcid2, fcid3);
+		testSet.copyFlightConfiguration(fcid2, fcid3);
 		// fcid <=> tp2 should be stored....
 		assertThat("set should contain zero overrides: ", testSet.size(), equalTo( 2 ));
 		assertThat("set stores default value correctly: ", testSet.get(fcid3), not( testSet.getDefault() )); 

core/test/net/sf/openrocket/rocketcomponent/RocketTest.java

@@ -39,7 +39,6 @@ public class RocketTest extends BaseTestCase {
 		FlightConfigurationId fcid5 = config5.getId();
 		assertThat("fcids should match: ", config2.getId(), equalTo(fcid5));
 		assertThat("Configurations should bef different match: "+config2.toDebug()+"=?="+config5.toDebug(), config2.instanceNumber, not( config5.instanceNumber));
-	
 	}
 	
 	

swing/.classpath

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
 	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="src" path="test"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
 	<classpathentry kind="lib" path="lib/jogl/jogl-all.jar"/>
 	<classpathentry kind="lib" path="lib/iText-5.0.2.jar"/>
@@ -22,5 +23,12 @@
 	<classpathentry kind="lib" path="/OpenRocket Core/lib/annotation-detector-3.0.2.jar"/>
 	<classpathentry kind="lib" path="lib/miglayout-4.0-swing.jar" sourcepath="reference/miglayout-4.0-sources.jar"/>
 	<classpathentry kind="lib" path="lib/rsyntaxtextarea-2.5.6.jar"/>
+	<classpathentry kind="lib" path="/OpenRocket Test Libraries/hamcrest-core-1.3.0RC1.jar"/>
+	<classpathentry kind="lib" path="/OpenRocket Test Libraries/hamcrest-library-1.3.0RC1.jar"/>
+	<classpathentry kind="lib" path="/OpenRocket Test Libraries/jmock-2.6.0-RC2.jar"/>
+	<classpathentry kind="lib" path="/OpenRocket Test Libraries/jmock-junit4-2.6.0-RC2.jar"/>
+	<classpathentry kind="lib" path="/OpenRocket Test Libraries/junit-dep-4.8.2.jar"/>
+	<classpathentry kind="lib" path="/OpenRocket Test Libraries/test-plugin.jar"/>
+	<classpathentry kind="lib" path="/OpenRocket Test Libraries/uispec4j-2.3-jdk16.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

swing/src/net/sf/openrocket/gui/adaptors/ColumnTableRowSorter.java

@@ -4,7 +4,7 @@ import java.util.Comparator;
 
 import javax.swing.table.TableRowSorter;
 
-public class ColumnTableRowSorter extends TableRowSorter {
+public class ColumnTableRowSorter extends TableRowSorter<ColumnTableModel> {
 
 	private final ColumnTableModel columnTableModel;
 	
@@ -14,8 +14,8 @@ public class ColumnTableRowSorter extends TableRowSorter {
 	}
 
 	@Override
-	public Comparator getComparator(int column) {
-		Comparator c = columnTableModel.getColumn(column).getComparator();
+	public Comparator<?> getComparator(int column) {
+		Comparator<?> c = columnTableModel.getColumn(column).getComparator();
 		return (c!= null) ? c : super.getComparator(column);
 	}
 
@@ -30,7 +30,7 @@ public class ColumnTableRowSorter extends TableRowSorter {
 	 */
 	@Override
 	protected boolean useToString(int column) {
-		Comparator c = columnTableModel.getColumn(column).getComparator();
+		Comparator<?> c = columnTableModel.getColumn(column).getComparator();
 		return ( c != null ) ? false : super.useToString(column);
 	}
 

swing/src/net/sf/openrocket/gui/adaptors/ParameterSetModel.java

@@ -47,7 +47,7 @@ public class ParameterSetModel<T extends FlightConfigurableParameter<T>> impleme
 	
 	@Override
 	public int getSize() {
-		this.idList = this.sourceSet.getSortedConfigurationIDs();
+		this.idList = this.sourceSet.getIds();
 		return this.idList.size();
 	}
 	
@@ -109,7 +109,7 @@ public class ParameterSetModel<T extends FlightConfigurableParameter<T>> impleme
 				return;
 		}
 		fireListDataEvent();
-		this.idList = this.sourceSet.getSortedConfigurationIDs();		
+		this.idList = this.sourceSet.getIds();		
 	}
 	
 }

swing/src/net/sf/openrocket/gui/components/ConfigurationModel.java

@@ -0,0 +1,86 @@
+package net.sf.openrocket.gui.components;
+
+import net.sf.openrocket.rocketcomponent.FlightConfigurationId;
+import net.sf.openrocket.rocketcomponent.Rocket;
+import net.sf.openrocket.rocketcomponent.FlightConfiguration;
+import net.sf.openrocket.util.StateChangeListener;
+
+import javax.swing.*;
+import javax.swing.event.ListDataListener;
+
+import java.util.EventObject;
+
+public class ConfigurationModel implements MutableComboBoxModel<FlightConfiguration>, StateChangeListener {
+
+    private final Rocket rkt;
+    private final JComboBox<FlightConfiguration> combo;
+    
+    public ConfigurationModel( final Rocket _rkt, final JComboBox<FlightConfiguration> _combo) {
+        this.rkt = _rkt;
+        this.combo = _combo;
+    }
+
+	@Override
+	public void stateChanged(EventObject eo) {
+		combo.revalidate();
+		combo.repaint();
+    }
+
+
+	@Override
+	public Object getSelectedItem() {
+		return rkt.getSelectedConfiguration();
+	}
+
+
+	@Override
+	public void setSelectedItem(Object nextItem) {
+		if( nextItem instanceof FlightConfiguration ){
+			FlightConfigurationId selectedId = ((FlightConfiguration)nextItem).getId();
+			rkt.setSelectedConfiguration(selectedId);
+		}
+	}
+
+	@Override
+	public void addListDataListener(ListDataListener l) {
+		// let the rocket send events, if necessary
+		// ignore any listen requests here...
+	}
+
+
+	public FlightConfiguration getElementAt( final int configIndex) {
+		return rkt.getFlightConfigurationByIndex(configIndex, true);
+	}
+
+
+	@Override
+	public int getSize() {
+		// plus the default config
+		return rkt.getConfigurationCount()+1;
+	}
+
+
+	@Override
+	public void removeListDataListener(ListDataListener l) {
+		// delegate event handling to the rocket
+		// ignore any listen requests here...
+	}
+
+	// ====== MutableComboBoxModel Functions ======
+	// these functions don't need to do anything, just being a 'mutable' version of the combo box
+	// is enough to allow updating the UI
+	
+	@Override
+	public void addElement(FlightConfiguration arg0) {}
+
+	@Override
+	public void insertElementAt(FlightConfiguration arg0, int arg1) {}
+
+	@Override
+	public void removeElement(Object arg0) {}
+
+	@Override
+	public void removeElementAt(int arg0) {}
+
+
+}

swing/src/net/sf/openrocket/gui/components/FlatButton.java

@@ -12,6 +12,7 @@ import javax.swing.JButton;
  * 
  * @author Sampo Niskanen <sampo.niskanen@iki.fi>
  */
+@SuppressWarnings("serial")
 public class FlatButton extends JButton {
 	
 	public FlatButton() {

swing/src/net/sf/openrocket/gui/components/HtmlLabel.java

@@ -11,6 +11,7 @@ import javax.swing.JLabel;
  * 
  * @author Sampo Niskanen <sampo.niskanen@iki.fi>
  */
+@SuppressWarnings("serial")
 public class HtmlLabel extends JLabel {
 
 	public HtmlLabel() {

swing/src/net/sf/openrocket/gui/dialogs/ComponentAnalysisDialog.java

@@ -47,6 +47,7 @@ import net.sf.openrocket.gui.adaptors.ColumnTable;
 import net.sf.openrocket.gui.adaptors.ColumnTableModel;
 import net.sf.openrocket.gui.adaptors.DoubleModel;
 import net.sf.openrocket.gui.components.BasicSlider;
+import net.sf.openrocket.gui.components.ConfigurationModel;
 import net.sf.openrocket.gui.components.StageSelector;
 import net.sf.openrocket.gui.components.StyledLabel;
 import net.sf.openrocket.gui.components.UnitSelector;
@@ -75,7 +76,7 @@ public class ComponentAnalysisDialog extends JDialog implements StateChangeListe
 
 
 	private final FlightConditions conditions;
-	private final FlightConfiguration configuration;
+	private final Rocket rkt;
 	private final DoubleModel theta, aoa, mach, roll;
 	private final JToggleButton worstToggle;
 	private boolean fakeChange = false;
@@ -105,11 +106,11 @@ public class ComponentAnalysisDialog extends JDialog implements StateChangeListe
 		JPanel panel = new JPanel(new MigLayout("fill"));
 		add(panel);
 
-		this.configuration = rocketPanel.getConfiguration();
+		rkt = rocketPanel.getDocument().getRocket();
 		this.aerodynamicCalculator = rocketPanel.getAerodynamicCalculator().newInstance();
 
 
-		conditions = new FlightConditions(configuration);
+		conditions = new FlightConditions(rkt.getSelectedConfiguration());
 
 		rocketPanel.setCPAOA(0);
 		aoa = new DoubleModel(rocketPanel, "CPAOA", UnitGroup.UNITS_ANGLE, 0, Math.PI);
@@ -169,7 +170,6 @@ public class ComponentAnalysisDialog extends JDialog implements StateChangeListe
 		// Stage and motor selection:
 		//// Active stages:
 		panel.add(new JLabel(trans.get("componentanalysisdlg.lbl.activestages")), "spanx, split, gapafter rel");
-		Rocket rkt = rocketPanel.getDocument().getRocket();
 		panel.add(new StageSelector( rkt), "gapafter paragraph");
 
 		//// Motor configuration:
@@ -177,9 +177,10 @@ public class ComponentAnalysisDialog extends JDialog implements StateChangeListe
 		label.setHorizontalAlignment(JLabel.RIGHT);
 		panel.add(label, "growx, right");
 
-		JComboBox<FlightConfiguration> combo = new JComboBox<FlightConfiguration>( configuration.getRocket().toConfigArray());
-
-		panel.add(combo, "wrap");
+		final JComboBox<FlightConfiguration> configComboBox = new JComboBox<>();
+		final ConfigurationModel configModel = new ConfigurationModel(rkt, configComboBox);
+		configComboBox.setModel( configModel);
+		panel.add( configComboBox, "wrap");
 
 
 		// Tabbed pane
@@ -517,6 +518,7 @@ public class ComponentAnalysisDialog extends JDialog implements StateChangeListe
 	 */
 	@Override
 	public void stateChanged(EventObject e) {
+		final FlightConfiguration configuration = rkt.getSelectedConfiguration();
 		AerodynamicForces forces;
 		WarningSet set = new WarningSet();
 		conditions.setAOA(aoa.getValue());
@@ -580,12 +582,12 @@ public class ComponentAnalysisDialog extends JDialog implements StateChangeListe
 			data[1] = MassCalcType.LAUNCH_MASS.getCG(motorConfig);
 		}
 		
-		forces = aeroData.get(configuration.getRocket());
+		forces = aeroData.get(rkt);
 		if (forces != null) {
 			Object[] data = new Object[3];
 			cgData.add(data);
-			data[0] = configuration.getRocket();
-			data[1] = massData.get(configuration.getRocket());
+			data[0] = rkt;
+			data[1] = massData.get(rkt);
 			data[2] = forces;
 			dragData.add(forces);
 			rollData.add(forces);

swing/src/net/sf/openrocket/gui/dialogs/EditDecalDialog.java

@@ -23,6 +23,7 @@ import net.sf.openrocket.gui.util.GUIUtil;
 import net.sf.openrocket.l10n.Translator;
 import net.sf.openrocket.startup.Application;
 
+@SuppressWarnings("serial")
 public class EditDecalDialog extends JDialog {
 	
 	private static final Translator trans = Application.getTranslator();

swing/src/net/sf/openrocket/gui/dialogs/optimization/GeneralOptimizationDialog.java

@@ -1165,11 +1165,7 @@ public class GeneralOptimizationDialog extends JDialog {
 		} else {
 			selectedModifierDescription.setText("");
 		}
-		
-		// Update the active configuration
-		FlightConfigurationId fcid = getSelectedSimulation().getId();
-		getSelectedSimulation().getRocket().setDefaultConfiguration(fcid);
-		
+
 		updating = false;
 	}
 	

swing/src/net/sf/openrocket/gui/figure3d/photo/PhotoPanel.java

@@ -91,7 +91,7 @@ public class PhotoPanel extends JPanel implements GLEventListener {
 		((GLAutoDrawable) canvas).invoke(false, new GLRunnable() {
 			@Override
 			public boolean run(final GLAutoDrawable drawable) {
-				PhotoPanel.this.configuration = doc.getDefaultConfiguration();
+				PhotoPanel.this.configuration = doc.getSelectedConfiguration();
 				cachedBounds = null;
 				rr = new RealisticRenderer(doc);
 				rr.init(drawable);

swing/src/net/sf/openrocket/gui/main/flightconfigpanel/FlightConfigurablePanel.java

@@ -29,9 +29,10 @@ import net.sf.openrocket.rocketcomponent.Rocket;
 import net.sf.openrocket.startup.Application;
 import net.sf.openrocket.util.Pair;
 
+
+@SuppressWarnings("serial")
 public abstract class FlightConfigurablePanel<T extends FlightConfigurableComponent> extends JPanel {
 
-	private static final long serialVersionUID = 3359871704879603700L;
 	protected static final Translator trans = Application.getTranslator();
 	private static final Logger log = LoggerFactory.getLogger(FlightConfigurablePanel.class);
 	protected RocketDescriptor descriptor = Application.getInjector().getInstance(RocketDescriptor.class);
@@ -136,6 +137,7 @@ public abstract class FlightConfigurablePanel<T extends FlightConfigurableCompon
 		}
 		Object tableValue = table.getModel().getValueAt(row, col);
 		if ( tableValue instanceof Pair ) {
+			@SuppressWarnings("unchecked")
 			Pair<String,T> selectedComponent = (Pair<String,T>) tableValue;
 			return selectedComponent.getV();
 		}
@@ -150,6 +152,7 @@ public abstract class FlightConfigurablePanel<T extends FlightConfigurableCompon
 		}
 		Object tableValue = table.getModel().getValueAt(row, col);
 		if ( tableValue instanceof Pair ) {
+			@SuppressWarnings("unchecked")
 			Pair<FlightConfigurationId,T> selectedComponent = (Pair<FlightConfigurationId,T>) tableValue;
 			FlightConfigurationId fcid = selectedComponent.getU();
 			return fcid;
@@ -160,7 +163,6 @@ public abstract class FlightConfigurablePanel<T extends FlightConfigurableCompon
 	}
 
 	protected abstract class FlightConfigurableCellRenderer extends DefaultTableCellRenderer {
-		private static final long serialVersionUID = 2026945220957913776L;
 
 		@Override
 		public Component getTableCellRendererComponent(JTable table, Object newValue, boolean isSelected, boolean hasFocus, int row, int column) {

swing/src/net/sf/openrocket/gui/main/flightconfigpanel/FlightConfigurationPanel.java

@@ -26,9 +26,8 @@ import net.sf.openrocket.rocketvisitors.ListMotorMounts;
 import net.sf.openrocket.startup.Application;
 import net.sf.openrocket.util.StateChangeListener;
 
+@SuppressWarnings("serial")
 public class FlightConfigurationPanel extends JPanel implements StateChangeListener {
-	private static final long serialVersionUID = -5467500312467789009L;
-	//private static final Logger log = LoggerFactory.getLogger(FlightConfigurationPanel.class);
 	private static final Translator trans = Application.getTranslator();
 	
 	private final OpenRocketDocument document;
@@ -117,36 +116,36 @@ public class FlightConfigurationPanel extends JPanel implements StateChangeListe
 		updateButtonState();
 
 		this.add(tabs, "spanx, grow, wrap rel");
-
 	}
 	
 	private void addConfiguration() {
-		FlightConfigurationId newFCID = new FlightConfigurationId();
-		FlightConfiguration newConfig = new FlightConfiguration( rocket, newFCID );
-		
-		rocket.setFlightConfiguration(newFCID, newConfig);
-		
+		FlightConfigurationId newId = new FlightConfigurationId();
+		FlightConfiguration newConfig = new FlightConfiguration( rocket, newId );
+		rocket.setFlightConfiguration( newId, newConfig);
+
 		// Create a new simulation for this configuration.
-		createSimulationForNewConfiguration();
+		createSimulationForNewConfiguration( newId );
 		
 		configurationChanged();
 	}
 	
 	private void copyConfiguration() {
-		FlightConfiguration oldConfig = rocket.getSelectedConfiguration();
-		FlightConfiguration newConfig = oldConfig.clone();
-		FlightConfigurationId oldId = oldConfig.getFlightConfigurationID();
-		FlightConfigurationId newId = newConfig.getFlightConfigurationID();
-		
+        FlightConfigurationId oldId = this.motorConfigurationPanel.getSelectedConfigurationId();
+        FlightConfiguration oldConfig = rocket.getFlightConfiguration(oldId);
+
+        FlightConfigurationId newId = new FlightConfigurationId();
+		FlightConfiguration newConfig = oldConfig.copy( newId);
+
 		for (RocketComponent c : rocket) {
 			if (c instanceof FlightConfigurableComponent) {
-				((FlightConfigurableComponent) c).cloneFlightConfiguration(oldId, newId);
+				((FlightConfigurableComponent) c).copyFlightConfiguration(oldId, newId);
 			}
 		}
-		rocket.setFlightConfiguration(newId, newConfig);
-		
-		// Create a new simulation for this configuration.
-		createSimulationForNewConfiguration();
+        rocket.setFlightConfiguration( newId, newConfig);
+
+
+        // Create a new simulation for this configuration.
+		createSimulationForNewConfiguration( newId);
 		
 		configurationChanged();
 	}
@@ -160,6 +159,7 @@ public class FlightConfigurationPanel extends JPanel implements StateChangeListe
 		FlightConfigurationId currentId = this.motorConfigurationPanel.getSelectedConfigurationId();
 		if (currentId == null)
 			return;
+		System.err.println(this.rocket.toDebugConfigs());
 		document.removeFlightConfigurationAndSimulations(currentId);
 		configurationChanged();
 	}
@@ -167,11 +167,13 @@ public class FlightConfigurationPanel extends JPanel implements StateChangeListe
 	/**
 	 * prereq - assumes that the new configuration has been set as the default configuration.
 	 */
-	private void createSimulationForNewConfiguration() {
+	private void createSimulationForNewConfiguration( final FlightConfigurationId fcid ) {
 		Simulation newSim = new Simulation(rocket);
 		OpenRocketDocument doc = BasicFrame.findDocument(rocket);
-		newSim.setName(doc.getNextSimulationName());
-		doc.addSimulation(newSim);
+        if (doc != null) {
+            newSim.setName(doc.getNextSimulationName());
+            doc.addSimulation(newSim);
+        }
 	}
 	
 	private void configurationChanged() {
@@ -192,7 +194,7 @@ public class FlightConfigurationPanel extends JPanel implements StateChangeListe
 		int motorMountCount = rocket.accept(new ListMotorMounts()).size();
 		
 		// Count the number of recovery devices
-		int recoveryDeviceCount = rocket.accept(new ListComponents<RecoveryDevice>(RecoveryDevice.class)).size();
+		int recoveryDeviceCount = rocket.accept(new ListComponents<>(RecoveryDevice.class)).size();
 		
 		// Count the number of stages
 		int stageCount = rocket.getStageCount();

swing/src/net/sf/openrocket/gui/main/flightconfigpanel/MotorConfigurationPanel.java

@@ -28,14 +28,15 @@ import net.sf.openrocket.gui.dialogs.motor.MotorChooserDialog;
 import net.sf.openrocket.motor.IgnitionEvent;
 import net.sf.openrocket.motor.Motor;
 import net.sf.openrocket.motor.MotorConfiguration;
+import net.sf.openrocket.rocketcomponent.FlightConfiguration;
 import net.sf.openrocket.rocketcomponent.FlightConfigurationId;
 import net.sf.openrocket.rocketcomponent.MotorMount;
 import net.sf.openrocket.rocketcomponent.Rocket;
 import net.sf.openrocket.unit.UnitGroup;
 import net.sf.openrocket.util.Chars;
 
+@SuppressWarnings("serial")
 public class MotorConfigurationPanel extends FlightConfigurablePanel<MotorMount> {
-	private static final long serialVersionUID = -5046535300435793744L;
 	
 	private static final String NONE = trans.get("edtmotorconfdlg.tbl.None");
 
@@ -60,7 +61,6 @@ public class MotorConfigurationPanel extends FlightConfigurablePanel<MotorMount>
 			subpanel.add(label, "wrap");
 
 			MotorMountConfigurationPanel mountConfigPanel = new MotorMountConfigurationPanel(this,rocket) {
-				private static final long serialVersionUID = -238261338962282816L;
 
 				@Override
 				public void onDataChanged() {
@@ -138,8 +138,6 @@ public class MotorConfigurationPanel extends FlightConfigurablePanel<MotorMount>
 	protected JTable initializeTable() {
 		//// Motor selection table.
 		configurationTableModel = new FlightConfigurableTableModel<MotorMount>(MotorMount.class,rocket) {
-			private static final long serialVersionUID = -1210899988369000567L;
-
 			@Override
 			protected boolean includeComponent(MotorMount component) {
 				return component.isMotorMount();
@@ -203,23 +201,22 @@ public class MotorConfigurationPanel extends FlightConfigurablePanel<MotorMount>
         if ( (null == fcid )||( null == curMount )){
             return;
         }
-        
-        //MotorInstance curInstance = curMount.getMotorInstance( fcid );
-        // curInstance may be empty here...
-        //String mountName = ((RocketComponent)curMount).getName();
-        //System.err.println("?? Selecting motor "+curInstance+" for mount: "+mountName+" for config: "+fcid.toShortKey());
-        
+
+        if( fcid.equals( FlightConfigurationId.DEFAULT_VALUE_FCID)){
+        	throw new IllegalStateException("Attempting to set a motor on the default FCID.");
+        }
+
 		motorChooserDialog.setMotorMountAndConfig( fcid, curMount );
 		motorChooserDialog.setVisible(true);
 
-		Motor mtr = motorChooserDialog.getSelectedMotor();
+        Motor mtr = motorChooserDialog.getSelectedMotor();
 		double d = motorChooserDialog.getSelectedDelay();
 		if (mtr != null) {
-			MotorConfiguration curConfig = curMount.getMotorConfig(fcid);
-			curConfig.setMotor(mtr);
-			curConfig.setEjectionDelay(d);
-			curConfig.setIgnitionEvent( IgnitionEvent.NEVER);
-			curMount.setMotorConfig( curConfig, fcid);
+	        final MotorConfiguration templateConfig = curMount.getMotorConfig(fcid);
+	        final MotorConfiguration newConfig = new MotorConfiguration( curMount, fcid, templateConfig);
+	        newConfig.setMotor(mtr);
+			newConfig.setEjectionDelay(d);
+			curMount.setMotorConfig( newConfig, fcid);
 		}
 
 		fireTableDataChanged();
@@ -270,7 +267,6 @@ public class MotorConfigurationPanel extends FlightConfigurablePanel<MotorMount>
 
 
 	private class MotorTableCellRenderer extends FlightConfigurablePanel<MotorMount>.FlightConfigurableCellRenderer {
-		private static final long serialVersionUID = -7462331042920067984L;
 
 		@Override
 		protected JLabel format( MotorMount mount, FlightConfigurationId configId, JLabel l ) {

swing/src/net/sf/openrocket/gui/scalefigure/RocketFigure.java

@@ -49,9 +49,9 @@ import net.sf.openrocket.util.Transformation;
  * 
  * @author Sampo Niskanen <sampo.niskanen@iki.fi>
  */
+@SuppressWarnings("serial")
 public class RocketFigure extends AbstractScaleFigure {
-	private static final long serialVersionUID = 45884403769043138L;
-
+	
 	private static final Logger log = LoggerFactory.getLogger(BasicEventSimulationEngine.class);
 	
 	private static final String ROCKET_FIGURE_PACKAGE = "net.sf.openrocket.gui.rocketfigure";

swing/src/net/sf/openrocket/gui/scalefigure/RocketPanel.java

@@ -5,8 +5,6 @@ import java.awt.BorderLayout;
 import java.awt.Dimension;
 import java.awt.Font;
 import java.awt.Point;
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
 import java.awt.event.InputEvent;
 import java.awt.event.MouseEvent;
 import java.util.ArrayList;
@@ -42,6 +40,7 @@ import net.sf.openrocket.gui.adaptors.DoubleModel;
 import net.sf.openrocket.gui.components.BasicSlider;
 import net.sf.openrocket.gui.components.StageSelector;
 import net.sf.openrocket.gui.components.UnitSelector;
+import net.sf.openrocket.gui.components.ConfigurationModel;
 import net.sf.openrocket.gui.configdialog.ComponentConfigDialog;
 import net.sf.openrocket.gui.figure3d.RocketFigure3d;
 import net.sf.openrocket.gui.figureelements.CGCaret;
@@ -75,18 +74,19 @@ import net.sf.openrocket.util.Coordinate;
 import net.sf.openrocket.util.MathUtil;
 import net.sf.openrocket.util.StateChangeListener;
 
+
 /**
  * A JPanel that contains a RocketFigure and buttons to manipulate the figure. 
  * 
  * @author Sampo Niskanen <sampo.niskanen@iki.fi>
  * @author Bill Kuker <bkuker@billkuker.com>
  */
+@SuppressWarnings("serial")
 public class RocketPanel extends JPanel implements TreeSelectionListener, ChangeSource {
-	private static final long serialVersionUID = 1L;
 
 	private static final Translator trans = Application.getTranslator();
 
-	public static enum VIEW_TYPE {
+	public enum VIEW_TYPE {
 		SideView(false, RocketFigure.VIEW_SIDE),
 		BackView(false, RocketFigure.VIEW_BACK),
 		Figure3D(true, RocketFigure3d.TYPE_FIGURE),
@@ -96,7 +96,7 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 		public final boolean is3d;
 		private final int type;
 
-		private VIEW_TYPE(final boolean is3d, final int type) {
+		VIEW_TYPE(final boolean is3d, final int type) {
 			this.is3d = is3d;
 			this.type = type;
 		};
@@ -140,7 +140,7 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 
 	// The functional ID of the rocket that was simulated
 	private int flightDataFunctionalID = -1;
-		private FlightConfigurationId flightDataMotorID = null;
+    private FlightConfigurationId flightDataMotorID = null;
 
 	private SimulationWorker backgroundSimulationWorker = null;
 
@@ -271,12 +271,21 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 	 * Creates the layout and components of the panel.
 	 */
 	private void createPanel() {
+		final Rocket rkt = document.getRocket();
+
+		rkt.addChangeListener(new StateChangeListener(){
+			@Override
+			public void stateChanged(EventObject eo) {
+				updateExtras();
+				updateFigures();
+			}
+		});
+
 		setLayout(new MigLayout("", "[shrink][grow]", "[shrink][shrink][grow][shrink]"));
 
 		setPreferredSize(new Dimension(800, 300));
 
-		// View Type Dropdown
-		@SuppressWarnings("serial") // because java throws a warning without this.
+		// View Type drop-down
 		ComboBoxModel<VIEW_TYPE> cm = new DefaultComboBoxModel<VIEW_TYPE>(VIEW_TYPE.values()) {
 
 			@Override
@@ -301,7 +310,6 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 		add(scaleSelector);
 
 		// Stage selector
-		final Rocket rkt = document.getRocket(); 
 		StageSelector stageSelector = new StageSelector( rkt );
 		rkt.addChangeListener(stageSelector);
 		add(stageSelector);
@@ -311,21 +319,13 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 		JLabel label = new JLabel(trans.get("RocketPanel.lbl.Flightcfg"));
 		label.setHorizontalAlignment(JLabel.RIGHT);
 		add(label, "growx, right");
-		
-		final JComboBox<FlightConfiguration> configComboBox = new JComboBox<FlightConfiguration>( document.getRocket().toConfigArray());
-		
+
+		final JComboBox<FlightConfiguration> configComboBox = new JComboBox<>();
+		final ConfigurationModel configModel = new ConfigurationModel(rkt, configComboBox);
+		rkt.addChangeListener( configModel );
+		configComboBox.setModel(configModel);
 		add(configComboBox, "wrap, width 16%, wmin 100");
 
-		configComboBox.addActionListener(new ActionListener(){
-			@Override
-			public void actionPerformed(ActionEvent ae) {
-				FlightConfiguration newConfig = (FlightConfiguration)configComboBox.getSelectedItem();
-				document.getRocket().setSelectedConfiguration( newConfig);
-				updateExtras();
-				updateFigures();
-			}
-		});
-		
 
 		// Create slider and scroll pane
 		DoubleModel theta = new DoubleModel(figure, "Rotation",
@@ -361,8 +361,8 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 		return aerodynamicCalculator;
 	}
 
-	public FlightConfiguration getConfiguration() {
-		return document.getDefaultConfiguration();
+	public FlightConfiguration getSelectedConfiguration() {
+		return document.getSelectedConfiguration();
 	}
 
 	/**
@@ -565,7 +565,7 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 		Coordinate cp, cg;
 		double cpx, cgx;
 
-		FlightConfiguration curConfig = document.getDefaultConfiguration();
+		FlightConfiguration curConfig = document.getSelectedConfiguration();
 		// TODO: MEDIUM: User-definable conditions
 		FlightConditions conditions = new FlightConditions(curConfig);
 		warnings.clear();
@@ -644,7 +644,7 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 		extraText.setLength(length);
 		extraText.setDiameter(diameter);
 		extraText.setMass(cg.weight);
-		extraText.setMassWithoutMotors( massCalculator.getCG( getConfiguration(), MassCalcType.NO_MOTORS ).weight );
+		extraText.setMassWithoutMotors( massCalculator.getCG( getSelectedConfiguration(), MassCalcType.NO_MOTORS ).weight );
 		extraText.setWarnings(warnings);
 
 		if (figure.getType() == RocketPanel.VIEW_TYPE.SideView && length > 0) {
@@ -672,12 +672,12 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 
 		// Check whether data is already up to date
 		if (flightDataFunctionalID == curConfig.getRocket().getFunctionalModID() &&
-				flightDataMotorID == curConfig.getFlightConfigurationID()) {
+				flightDataMotorID == curConfig.getId()) {
 			return;
 		}
 
 		flightDataFunctionalID = curConfig.getRocket().getFunctionalModID();
-		flightDataMotorID = curConfig.getFlightConfigurationID();
+		flightDataMotorID = curConfig.getId();
 
 		// Stop previous computation (if any)
 		stopBackgroundSimulation();
@@ -695,7 +695,7 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 
 			Rocket duplicate = (Rocket) document.getRocket().copy();
 			Simulation simulation = ((SwingPreferences) Application.getPreferences()).getBackgroundSimulation(duplicate);
-			simulation.setFlightConfigurationId( document.getDefaultConfiguration().getFlightConfigurationID());
+			simulation.setFlightConfigurationId( document.getSelectedConfiguration().getId());
 
 			backgroundSimulationWorker = new BackgroundSimulationWorker(document, simulation);
 			backgroundSimulationExecutor.execute(backgroundSimulationWorker);
@@ -781,7 +781,7 @@ public class RocketPanel extends JPanel implements TreeSelectionListener, Change
 	 * Adds the extra data to the figure.  Currently this includes the CP and CG carets.
 	 */
 	private void addExtras() {
-		FlightConfiguration curConfig = document.getDefaultConfiguration();
+		FlightConfiguration curConfig = document.getSelectedConfiguration();
 		extraCG = new CGCaret(0, 0);
 		extraCP = new CPCaret(0, 0);
 		extraText = new RocketInfo(curConfig);

swing/src/net/sf/openrocket/gui/simulation/SimulationEditDialog.java

@@ -21,10 +21,12 @@ import javax.swing.event.DocumentListener;
 import net.miginfocom.swing.MigLayout;
 import net.sf.openrocket.document.OpenRocketDocument;
 import net.sf.openrocket.document.Simulation;
+import net.sf.openrocket.gui.components.ConfigurationModel;
 import net.sf.openrocket.gui.util.GUIUtil;
 import net.sf.openrocket.l10n.Translator;
 import net.sf.openrocket.rocketcomponent.FlightConfiguration;
 import net.sf.openrocket.rocketcomponent.FlightConfigurationId;
+import net.sf.openrocket.rocketcomponent.Rocket;
 import net.sf.openrocket.simulation.extension.SimulationExtension;
 import net.sf.openrocket.startup.Application;
 
@@ -145,8 +147,10 @@ public class SimulationEditDialog extends JDialog {
 			label.setToolTipText(trans.get("simedtdlg.lbl.ttip.Flightcfg"));
 			panel.add(label, "growx 0, gapright para");
 			
-			final JComboBox<FlightConfiguration> configComboBox = new JComboBox<FlightConfiguration>( document.getRocket().toConfigArray());
-			configComboBox.setSelectedItem( document.getRocket().getSelectedConfiguration().getId() );
+			final Rocket rkt = document.getRocket();
+			final JComboBox<FlightConfiguration> configComboBox = new JComboBox<>();
+			final ConfigurationModel configModel = new ConfigurationModel(rkt, configComboBox);
+			configComboBox.setModel( configModel);
 			
 			//// Select the motor configuration to use.
 			configComboBox.setToolTipText(trans.get("simedtdlg.combo.ttip.Flightcfg"));