}
public void setValue(Object arg0) {
if(arg0==null) return;
MappingContext mc = (MappingContext)arg0;
ParameterContext[] mappingElements = mc.getMappingElements();
final HashMap existingTransformers = new HashMap();
for(int i=0; i<mappingElements.length; i++){
MappingElement paramContext = (MappingElement) mappingElements[i];