Java tutorial
/* * 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.rocketmq.console.model; import com.google.common.collect.Sets; import java.util.Collection; import java.util.HashSet; import org.apache.rocketmq.common.MQVersion; import org.apache.rocketmq.common.protocol.body.Connection; public class ConnectionInfo extends Connection { private String versionDesc; public static ConnectionInfo buildConnectionInfo(Connection connection) { ConnectionInfo connectionInfo = new ConnectionInfo(); connectionInfo.setClientId(connection.getClientId()); connectionInfo.setClientAddr(connection.getClientAddr()); connectionInfo.setLanguage(connection.getLanguage()); connectionInfo.setVersion(connection.getVersion()); connectionInfo.setVersionDesc(MQVersion.getVersionDesc(connection.getVersion())); return connectionInfo; } public static HashSet<Connection> buildConnectionInfoHashSet(Collection<Connection> connectionList) { HashSet<Connection> connectionHashSet = Sets.newHashSet(); for (Connection connection : connectionList) { connectionHashSet.add(buildConnectionInfo(connection)); } return connectionHashSet; } public String getVersionDesc() { return versionDesc; } public void setVersionDesc(String versionDesc) { this.versionDesc = versionDesc; } }