Revision 31408 trunk/extensions/extSymbology/src/org/gvsig/symbology/fmap/rendering/filter/operations/FieldExpressionOperator.java

View differences:

FieldExpressionOperator.java
71 71

  
72 72
			for (int i = arguments.size()-1; i >= 0; i--) {
73 73
				Expression function = (Expression)arguments.get(i);
74
				result += ((String) (function.evaluate().toString()));
74
				Object value1=function.evaluate();
75
				if (value1==null)
76
					value1="";
77
				result += ((String) (value1.toString()));
75 78
			}
76 79
			return result;
77 80
		}

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