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jrouter是一个围绕对象方法基于责任链（拦截器）模式设计的开源轻量级Java容器。它专注于方法的映射、调用、拦截和结果处理，采用基于配置和注解的方式来抽取和收集程序中对象的方法（method）以用于路由映射，HTTP控制器，RPC，各种应用等。

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/*
 * Copyright (C) 2010-2111 [email protected]
 *
 * 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 net.jrouter;

import java.lang.reflect.Method;
import net.jrouter.annotation.Dynamic;

/**
 * 提供方法参数转换器。
 */
@Dynamic
public interface ParameterConverter {

    /**
     * 传递底层方法、调用对象及原有的参数，返回转换处理后的调用参数。
     * 原调用参数由ActionFactory的invokeAction方法指定传递。
     *
     * @param method {@code Method}对象。
     * @param obj 调用方法的对象。
     * @param originalParams 传递于方法调用的原参数。
     * @param convertParams 提供给转换器的参数。
     *
     * @return 转换处理后的调用参数。
     *
     * @throws JRouterException 如果发生转换异常。
     * @see ActionFactory#invokeAction(java.lang.Object, java.lang.Object...)
     */
    Object[] convert(Method method, Object obj, Object[] originalParams, Object[] convertParams) throws JRouterException;
}