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1. evaluate

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   evaluate for add...

    1 	public T evaluate(){
    2 		T lValue = left.evaluate(); 
    3 		T rValue = right.evaluate(); 
    4 		
    5 		if( lValue instanceof Integer ){
    6 			return (T)(
    7 				new Integer( 
    8 					((Integer)lValue).intValue() + 
    9 					((Integer)rValue).intValue()
   10 				) 
   11 			); 
   12 		}
   13 		else{
   14 			// andere typen... 
   15 			return null; 
   16 		}
   17 	}
   

   first posted by kritzikratzi to java java ... saved by 1 person ... 0 comments ... 6 months, 3 weeks

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