public void mapField(IPropertyHolder propHolder) {
    String inputField = getInputField();
    String outputField = getOutputField();

    if (inputField != null && outputField != null) {
      IProperty prop = propHolder.getProperty(inputField);
      if (prop != null) {
        prop.setName(outputField);
      }
    }
  }
 public String getInputField() {
   IProperty inputProp = getProperty(INPUT_FIELD);
   return (inputProp != null) ? inputProp.getValue() : null;
 }