public void METHOD_1 ( TYPE_1 VAR_1 ) { if ( VAR_1 == null ) { throw new TYPE_2 ( STRING_1 ) ; } if ( ( ( VAR_2 ) != null ) && ( ( VAR_2 ) != ( this ) ) ) { throw new TYPE_3 ( java.lang.String.format ( STRING_2 , VAR_1 , VAR_2 ) ) ; } VAR_3 . add ( VAR_1 ) ; VAR_2 = this ; VAR_4 = new java.util.ArrayList < > ( ) ; VAR_4 . add ( this ) ; VAR_4 . METHOD_2 ( VAR_5 ) ; }

public void METHOD_1 ( TYPE_1 VAR_1 ) { if ( VAR_1 == null ) { throw new TYPE_2 ( STRING_1 ) ; } if ( ( VAR_2 ) == ( this ) ) { return ; } if ( ( VAR_2 ) != null ) { throw new TYPE_3 ( java.lang.String.format ( STRING_2 , VAR_1 , VAR_2 ) ) ; } VAR_3 . add ( VAR_1 ) ; VAR_2 = this ; VAR_4 = new java.util.ArrayList < > ( ) ; VAR_4 . add ( this ) ; VAR_4 . METHOD_2 ( VAR_5 ) ; }
