dubbo CacheableRouterFactory 源码
dubbo CacheableRouterFactory 代码
文件路径：/dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/CacheableRouterFactory.java
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.dubbo.rpc.cluster;
import org.apache.dubbo.common.URL;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
/**
* If you want to provide a router implementation based on design of v2.7.0, please extend from this abstract class.
* For 2.6.x style router, please implement and use RouterFactory directly.
*/
public abstract class CacheableRouterFactory implements RouterFactory {
private ConcurrentMap<String, Router> routerMap = new ConcurrentHashMap<>();
@Override
public Router getRouter(URL url) {
return routerMap.computeIfAbsent(url.getServiceKey(), k -> createRouter(url));
}
protected abstract Router createRouter(URL url);
}
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