Categories:
Audio (13)
Biotech (29)
Bytecode (36)
Database (77)
Framework (7)
Game (7)
General (507)
Graphics (53)
I/O (35)
IDE (2)
JAR Tools (101)
JavaBeans (21)
JDBC (121)
JDK (426)
JSP (20)
Logging (108)
Mail (58)
Messaging (8)
Network (84)
PDF (97)
Report (7)
Scripting (84)
Security (32)
Server (121)
Servlet (26)
SOAP (24)
Testing (54)
Web (15)
XML (309)
Collections:
Other Resources:
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/quorum/ReadOnlyRequestProcessor.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.quorum; import java.io.IOException; import java.util.concurrent.LinkedBlockingQueue; import org.apache.zookeeper.KeeperException.Code; import org.apache.zookeeper.ZooDefs.OpCode; import org.apache.zookeeper.proto.ReplyHeader; import org.apache.zookeeper.server.Request; import org.apache.zookeeper.server.RequestProcessor; import org.apache.zookeeper.server.ZooKeeperCriticalThread; import org.apache.zookeeper.server.ZooKeeperServer; import org.apache.zookeeper.server.ZooTrace; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * This processor is at the beginning of the ReadOnlyZooKeeperServer's * processors chain. All it does is, it passes read-only operations (e.g. * OpCode.getData, OpCode.exists) through to the next processor, but drops * state-changing operations (e.g. OpCode.create, OpCode.setData). */ public class ReadOnlyRequestProcessor extends ZooKeeperCriticalThread implements RequestProcessor { private static final Logger LOG = LoggerFactory.getLogger(ReadOnlyRequestProcessor.class); private final LinkedBlockingQueue<Request> queuedRequests = new LinkedBlockingQueue<Request>(); private volatile boolean finished = false; private final RequestProcessor nextProcessor; private final ZooKeeperServer zks; public ReadOnlyRequestProcessor(ZooKeeperServer zks, RequestProcessor nextProcessor) { super("ReadOnlyRequestProcessor:" + zks.getServerId(), zks.getZooKeeperServerListener()); this.zks = zks; this.nextProcessor = nextProcessor; } public void run() { try { while (!finished) { Request request = queuedRequests.take(); // log request if (LOG.isTraceEnabled()) { long traceMask = ZooTrace.CLIENT_REQUEST_TRACE_MASK; if (request.type == OpCode.ping) { traceMask = ZooTrace.CLIENT_PING_TRACE_MASK; } ZooTrace.logRequest(LOG, traceMask, 'R', request, ""); } if (Request.requestOfDeath == request) { break; } // filter read requests switch (request.type) { case OpCode.sync: case OpCode.create: case OpCode.create2: case OpCode.createTTL: case OpCode.createContainer: case OpCode.delete: case OpCode.deleteContainer: case OpCode.setData: case OpCode.reconfig: case OpCode.setACL: case OpCode.multi: case OpCode.check: sendErrorResponse(request); continue; case OpCode.closeSession: case OpCode.createSession: if (!request.isLocalSession()) { sendErrorResponse(request); continue; } } // proceed to the next processor if (nextProcessor != null) { nextProcessor.processRequest(request); } } } catch (Exception e) { handleException(this.getName(), e); } LOG.info("ReadOnlyRequestProcessor exited loop!"); } private void sendErrorResponse(Request request) { ReplyHeader hdr = new ReplyHeader( request.cxid, zks.getZKDatabase().getDataTreeLastProcessedZxid(), Code.NOTREADONLY.intValue()); try { request.cnxn.sendResponse(hdr, null, null); } catch (IOException e) { LOG.error("IO exception while sending response", e); } } @Override public void processRequest(Request request) { if (!finished) { queuedRequests.add(request); } } @Override public void shutdown() { finished = true; queuedRequests.clear(); queuedRequests.add(Request.requestOfDeath); nextProcessor.shutdown(); } }
⏎ org/apache/zookeeper/server/quorum/ReadOnlyRequestProcessor.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, 13615👍, 0💬
Popular Posts:
JDK 11 jdk.jdeps.jmod is the JMOD file for JDK 11 JDeps tool, which can be invoked by the "jdeps" co...
JDOM provides a solution for using XML from Java that is as simple as Java itself. There is no compe...
commons-net.jar is the bytecode of Apache Commons Net library, which implements the client side of m...
JRE 8 plugin.jar is the JAR file for JRE 8 Java Control Panel Plugin interface and tools. JRE (Java ...
What is the sax\Writer.java provided in the Apache Xerces package? I have Apache Xerces 2.11.0 insta...