private void METHOD_1 ( TYPE_1 VAR_1 ) { if ( ( this . VAR_1 ) != null ) { throw new TYPE_2 ( ( ( STRING_1 + VAR_1 ) + STRING_2 ) ) ; } this . VAR_1 = VAR_1 ; } 

private void METHOD_1 ( TYPE_1 VAR_1 ) { if ( ( this . VAR_1 ) != null ) { throw new TYPE_2 ( ( ( STRING_1 + ( this . VAR_1 ) ) + STRING_2 ) ) ; } this . VAR_1 = VAR_1 ; } 
