kafka ClientInformation 源码
kafka ClientInformation 代码
文件路径：/clients/src/main/java/org/apache/kafka/common/network/ClientInformation.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.kafka.common.network;
import java.util.Objects;
public class ClientInformation {
public static final String UNKNOWN_NAME_OR_VERSION = "unknown";
public static final ClientInformation EMPTY = new ClientInformation(UNKNOWN_NAME_OR_VERSION, UNKNOWN_NAME_OR_VERSION);
private final String softwareName;
private final String softwareVersion;
public ClientInformation(String softwareName, String softwareVersion) {
this.softwareName = softwareName.isEmpty() ? UNKNOWN_NAME_OR_VERSION : softwareName;
this.softwareVersion = softwareVersion.isEmpty() ? UNKNOWN_NAME_OR_VERSION : softwareVersion;
}
public String softwareName() {
return this.softwareName;
}
public String softwareVersion() {
return this.softwareVersion;
}
@Override
public String toString() {
return "ClientInformation(softwareName=" + softwareName +
", softwareVersion=" + softwareVersion + ")";
}
@Override
public int hashCode() {
return Objects.hash(softwareName, softwareVersion);
}
@Override
public boolean equals(Object o) {
if (o == null) {
return false;
}
if (!(o instanceof ClientInformation)) {
return false;
}
ClientInformation other = (ClientInformation) o;
return other.softwareName.equals(softwareName) &&
other.softwareVersion.equals(softwareVersion);
}
}
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