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Apache ZooKeeper Server Source Code
Apache ZooKeeper is an open-source server which enables highly reliable distributed coordination.
Apache ZooKeeper Server Source Code files are provided in the source package file, apache-zookeeper-3.8.0.tar.gz.
You can download apache-zookeeper-3.8.0.tar.gz as described in the previous tutorial and go to the "zookeeper-server" sub-folder to view Apache ZooKeeper Server Source Code files.
You can also browse Apache ZooKeeper Server Source Code below:
✍: FYIcenter.com
⏎ org/apache/zookeeper/server/command/AbstractFourLetterCommand.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.zookeeper.server.command; import java.io.IOException; import java.io.PrintWriter; import org.apache.zookeeper.server.ServerCnxn; import org.apache.zookeeper.server.ServerCnxnFactory; import org.apache.zookeeper.server.ZooKeeperServer; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * Set of threads for command ports. All the 4 letter commands are run via a * thread. Each class maps to a corresponding 4 letter command. CommandThread is * the abstract class from which all the others inherit. */ public abstract class AbstractFourLetterCommand { private static final Logger LOG = LoggerFactory.getLogger(AbstractFourLetterCommand.class); public static final String ZK_NOT_SERVING = "This ZooKeeper instance is not currently serving requests"; protected PrintWriter pw; protected ServerCnxn serverCnxn; protected ZooKeeperServer zkServer; protected ServerCnxnFactory factory; public AbstractFourLetterCommand(PrintWriter pw, ServerCnxn serverCnxn) { this.pw = pw; this.serverCnxn = serverCnxn; } public void start() { run(); } public void run() { try { commandRun(); } catch (IOException ie) { LOG.error("Error in running command ", ie); } finally { serverCnxn.cleanupWriterSocket(pw); } } public void setZkServer(ZooKeeperServer zkServer) { this.zkServer = zkServer; } /** * @return true if the server is running, false otherwise. */ boolean isZKServerRunning() { return zkServer != null && zkServer.isRunning(); } public void setFactory(ServerCnxnFactory factory) { this.factory = factory; } public abstract void commandRun() throws IOException; }
⏎ org/apache/zookeeper/server/command/AbstractFourLetterCommand.java
Or download all of them as a single archive file:
File name: zookeeper-server-3.8.0-fyi.zip File size: 885581 bytes Release date: 2022-02-25 Download
⇒ Apache ZooKeeper Jute Source Code
⇐ Download and Install Apache ZooKeeper Source Package
2022-11-16, 14549👍, 0💬
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