kafka PrintVersionAndExitAction 源码
kafka PrintVersionAndExitAction 代码
文件路径：/tools/src/main/java/org/apache/kafka/tools/PrintVersionAndExitAction.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.tools;
import net.sourceforge.argparse4j.inf.Argument;
import net.sourceforge.argparse4j.inf.ArgumentAction;
import net.sourceforge.argparse4j.inf.ArgumentParser;
import org.apache.kafka.common.utils.AppInfoParser;
import org.apache.kafka.common.utils.Exit;
import java.util.Map;
class PrintVersionAndExitAction implements ArgumentAction {
@Override
public void run(
ArgumentParser parser,
Argument arg,
Map<String, Object> attrs,
String flag,
Object value
) {
String version = AppInfoParser.getVersion();
String commitId = AppInfoParser.getCommitId();
System.out.println(version + " (Commit:" + commitId + ")");
Exit.exit(0);
}
@Override
public void onAttach(Argument arg) {
}
@Override
public boolean consumeArgument() {
return false;
}
}
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