/*
* Copyright 2002-2007,2009 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.opensymphony.xwork2.interceptor;
/**
* This interface is implemented by actions that want to declare acceptable parameters. Works in conjunction with {@link
* ParametersInterceptor}. For example, actions may want to create a white list of parameters they will accept or a
* blacklist of parameters they will reject to prevent clients from setting other unexpected (and possibly dangerous)
* parameters.
*/
public interface ParameterNameAware {
/**
* Tests if the the action will accept the parameter with the given name.
*
* @param parameterName the parameter name
* @return <tt>true</tt> if accepted, <tt>false</tt> otherwise
*/
boolean acceptableParameterName(String parameterName);
}