public TYPE_1 < TYPE_2 > METHOD_1 ( TYPE_1 < TYPE_2 > VAR_1 ) { VAR_1 . getValue ( ) . METHOD_2 ( TYPE_3 . getValue ( ) ) ; return VAR_1 ; } 

public TYPE_1 < TYPE_2 > METHOD_1 ( TYPE_1 < TYPE_2 > VAR_1 ) { if ( VAR_1 == null ) return this ; VAR_1 . getValue ( ) . METHOD_2 ( TYPE_3 . getValue ( ) ) ; return VAR_1 ; } 
