/*
 * Copyright 1999-2011 Alibaba Group.
 *  
 * 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.alibaba.dubbo.common.io;

public interface ClassDescriptorMapper
{
	/**
	 * get Class-Descriptor by index.
	 * 
	 * @param index index.
	 * @return string.
	 */
	String getDescriptor(int index);

	/**
	 * get Class-Descriptor index
	 * 
	 * @param desc Class-Descriptor
	 * @return index.
	 */
	int getDescriptorIndex(String desc);
}