return fJarPackage.useSourceFolderHierarchy() && fJarPackage.areJavaFilesExported() && !fJarPackage.areClassFilesExported();
return fJarPackage.useSourceFolderHierarchy() && fJarPackage.areJavaFilesExported() && !fJarPackage.areGeneratedFilesExported();
	private boolean mustUseSourceFolderHierarchy() {		return fJarPackage.useSourceFolderHierarchy() && fJarPackage.areJavaFilesExported() && !fJarPackage.areClassFilesExported();	}