.getPropertyDefn( Module.LIBRARIES_PROP );
.getPropertyDefn( IModuleModel.LIBRARIES_PROP );
	private void addLibraryStructure( String libraryFileName, String namespace )			throws SemanticException	{		// Add includedLibraries		IncludedLibrary includeLibrary = StructureFactory				.createIncludeLibrary( );		includeLibrary.setFileName( libraryFileName );		includeLibrary.setNamespace( namespace );		ElementPropertyDefn propDefn = module				.getPropertyDefn( Module.LIBRARIES_PROP );		PropertyCommand propCommand = new PropertyCommand( module, module );		propCommand.addItem( new CachedMemberRef( propDefn ), includeLibrary );	}