public TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { <BUG> if ( ( VAR_1 . METHOD_2 ( VAR_2 ) ) != null ) {</BUG> VAR_3 = true ; } return this ; }
public TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { if ( ! ( VAR_1 . METHOD_2 ( VAR_2 ) . isEmpty ( ) ) ) { VAR_3 = true ; } return this ; } 
