public void METHOD_1 ( TYPE_1 event ) { if ( ( ( VAR_1 ) == null ) || ( ( TYPE_2 . METHOD_2 ( ) . METHOD_3 ( ) ) == null ) ) return ; METHOD_4 ( ) ; } 

public void METHOD_1 ( TYPE_1 event ) { if ( ( ( VAR_1 ) != null ) && ( ( TYPE_2 . METHOD_2 ( ) . METHOD_3 ( ) ) != null ) ) METHOD_4 ( ) ; } 
