dubbo SpringCloudServiceInstanceNotificationCustomizer 源码

2022-10-20
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dubbo SpringCloudServiceInstanceNotificationCustomizer 代码

文件路径：/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/client/metadata/SpringCloudServiceInstanceNotificationCustomizer.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.registry.client.metadata;

import org.apache.dubbo.common.ProtocolServiceKey;
import org.apache.dubbo.metadata.MetadataInfo;
import org.apache.dubbo.registry.client.ServiceInstance;

import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.concurrent.ConcurrentHashMap;

public class SpringCloudServiceInstanceNotificationCustomizer implements ServiceInstanceNotificationCustomizer {
    @Override
    public void customize(List<ServiceInstance> serviceInstance) {
        for (ServiceInstance instance : serviceInstance) {
            if ("SPRING_CLOUD".equals(instance.getMetadata("preserved.register.source"))) {
                MetadataInfo.ServiceInfo serviceInfo = new MetadataInfo.ServiceInfo("*", "*", "*", "rest", instance.getPort(), "*", new HashMap<>());
                MetadataInfo metadataInfo = new MetadataInfo(instance.getServiceName(), "SPRING_CLOUD", new ConcurrentHashMap<>(Collections.singletonMap("*", serviceInfo))) {
                    @Override
                    public List<ServiceInfo> getMatchedServiceInfos(ProtocolServiceKey consumerProtocolServiceKey) {
                        getServices().putIfAbsent(consumerProtocolServiceKey.getServiceKeyString(),
                            new MetadataInfo.ServiceInfo(consumerProtocolServiceKey.getInterfaceName(),
                                consumerProtocolServiceKey.getGroup(), consumerProtocolServiceKey.getVersion(),
                                consumerProtocolServiceKey.getProtocol(), instance.getPort(), consumerProtocolServiceKey.getInterfaceName(), new HashMap<>()));
                        return super.getMatchedServiceInfos(consumerProtocolServiceKey);
                    }
                };


                instance.setServiceMetadata(metadataInfo);
            }
        }
    }
}

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本文标签： Java
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