private TYPE_1 METHOD_1 ( TYPE_2 node ) { TYPE_1 VAR_1 = values . get ( node ) ; if ( VAR_1 == null ) VAR_1 = VAR_2 . METHOD_2 ( ) ; return VAR_1 ; } 

private TYPE_1 METHOD_1 ( TYPE_2 node ) { TYPE_1 VAR_1 = values . get ( node ) ; if ( VAR_1 == null ) { VAR_1 = VAR_2 . METHOD_2 ( ) ; values . put ( node , VAR_1 ) ; } return VAR_1 ; } 
