private TYPE_1 METHOD_1 ( ) throws TYPE_2 { TYPE_1 VAR_1 = null ; VAR_1 = TYPE_3 . METHOD_1 ( VAR_2 , VAR_3 , VAR_4 ) ; return VAR_1 ; } 

private TYPE_1 METHOD_1 ( ) throws TYPE_2 { if ( ( VAR_1 ) == null ) VAR_1 = TYPE_3 . METHOD_1 ( VAR_2 , VAR_3 , VAR_4 ) ; return VAR_1 ; } 
