public void handle ( TYPE_1 event ) { VAR_1 . METHOD_1 ( VAR_2 . getText ( ) ) ; VAR_2 . setText ( STRING_1 ) ; } 

public void handle ( TYPE_1 event ) { if ( ! ( VAR_2 . getText ( ) . isEmpty ( ) ) ) { VAR_1 . METHOD_1 ( VAR_2 . getText ( ) ) ; VAR_2 . setText ( STRING_1 ) ; } } 
