hongshaorou/openrocket
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Fixed NPE reported through a bug report. Somehow the listenerList was

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null when a change event was fired.  Don't know how this really can
happen, but protecting against the NPE isn't a bad idea.
This commit is contained in:
kruland2607 2014-10-28 20:34:47 -05:00
parent c639bd453f
commit 756577400c
1 changed files with 1 additions and 2 deletions
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3
core/src/net/sf/openrocket/rocketcomponent/Configuration.java
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@ -189,11 +189,10 @@ public class Configuration implements Cloneable, ChangeSource, ComponentChangeLi
*/ */
public void release() { public void release() {
rocket.removeComponentChangeListener(this); rocket.removeComponentChangeListener(this);
listenerList = null; listenerList = new ArrayList<EventListener>();
rocket = null; rocket = null;
} }
//////////////// Listeners //////////////// //////////////// Listeners ////////////////
@Override @Override