Bug 5755 Open Type dialog is missing types
I can't find any of the classes in some of my packages in the Open Type(Ctrl- Shift-T) dialog. They just aren't there... Class files exist for them. 20011106
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/util/TypeCache.java
return false;
		if (! (scope instanceof JavaWorkspaceScope))
			return false;
		if (fgTypeList == null)
			return false;
		if (fgTypeList.isEmpty())
			return false;	
		return true;		
	}
	
	static void flush(){
		fgTypeList= null;
	}
	
	static void setConfiguration(int style){
		fgLastStyle= style;
	}
	
	static void setCachedTypes(List types){ 
		fgTypeList= types;
	}
	
	static void registerIfNecessary(){
		if (fgIsRegistered)
			return;
		JavaCore.addElementChangedListener(new DeltaListener());
		fgIsRegistered= true;
	}
	
	private static class DeltaListener implements IElementChangedListener {