dubbo RegistryStatusChecker 源码
dubbo RegistryStatusChecker 代码
文件路径：/dubbo-registry/dubbo-registry-api/src/main/java/org/apache/dubbo/registry/status/RegistryStatusChecker.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.status;
import org.apache.dubbo.common.extension.Activate;
import org.apache.dubbo.common.status.Status;
import org.apache.dubbo.common.status.StatusChecker;
import org.apache.dubbo.registry.Registry;
import org.apache.dubbo.registry.support.RegistryManager;
import org.apache.dubbo.rpc.model.ApplicationModel;
import java.util.Collection;
/**
* RegistryStatusChecker
*
*/
@Activate
public class RegistryStatusChecker implements StatusChecker {
private ApplicationModel applicationModel;
public RegistryStatusChecker(ApplicationModel applicationModel) {
this.applicationModel = applicationModel;
}
@Override
public Status check() {
RegistryManager registryManager = applicationModel.getBeanFactory().getBean(RegistryManager.class);
Collection<Registry> registries = registryManager.getRegistries();
if (registries.isEmpty()) {
return new Status(Status.Level.UNKNOWN);
}
Status.Level level = Status.Level.OK;
StringBuilder buf = new StringBuilder();
for (Registry registry : registries) {
if (buf.length() > 0) {
buf.append(',');
}
buf.append(registry.getUrl().getAddress());
if (!registry.isAvailable()) {
level = Status.Level.ERROR;
buf.append("(disconnected)");
} else {
buf.append("(connected)");
}
}
return new Status(level, buf.toString());
}
}
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