public TYPE_1 remove ( ) { TYPE_1 c = METHOD_1 ( ) ; METHOD_2 ( ( ( TYPE_1 ) ( VAR_1 . METHOD_3 ( ) ) ) ) ; return c ; } 

public TYPE_1 remove ( ) { TYPE_1 c = METHOD_1 ( ) ; if ( ( size ( ) ) > 0 ) METHOD_2 ( ( ( TYPE_1 ) ( VAR_1 . METHOD_3 ( ) ) ) ) ; else METHOD_2 ( null ) ; return c ; } 
