if ( libraries == null ) return null;  List list = getLibraries( level );  Iterator iter = list.iterator( ); while ( iter.hasNext( ) ) { Library library = (Library) iter.next( ); if ( library.getNamespace( ).equals( namespace ) ) return library; }  return null;
return getLibraryWithNamespace( namespace, IModuleNameSpace.ARBITARY_LEVEL );
	public Library getLibraryWithNamespace( String namespace, int level )	{		if ( libraries == null )			return null;		List list = getLibraries( level );		Iterator iter = list.iterator( );		while ( iter.hasNext( ) )		{			Library library = (Library) iter.next( );			if ( library.getNamespace( ).equals( namespace ) )				return library;		}		return null;	}