code: @Override
  	@SuppressWarnings("rawtypes")
  	public Object getProperty(final Map cx, final Object target, final Object name) throws OgnlException {
  		TransformContext context = (TransformContext) target;
  		Parameter param = context.getParam((String) name);
  		if (param == null) {
  			return null;
  		}
  		return param.getValue();
  	}
docs: {@inheritDoc}
  
  @see ognl.ObjectPropertyAccessor#getProperty(java.util.Map, java.lang.Object, java.lang.Object)