|
Glassfish example source code file (ListClustersCommand.java)
The Glassfish ListClustersCommand.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package com.sun.enterprise.v3.admin.cluster; import com.sun.enterprise.admin.util.InstanceStateService; import com.sun.enterprise.config.serverbeans.*; import com.sun.enterprise.util.cluster.InstanceInfo; import com.sun.enterprise.util.StringUtils; import org.glassfish.api.ActionReport; import org.glassfish.api.I18n; import org.glassfish.api.Param; import org.glassfish.api.admin.AdminCommand; import org.glassfish.api.admin.AdminCommandContext; import org.glassfish.api.admin.CommandLock; import org.glassfish.api.admin.InstanceState; import org.glassfish.api.admin.ServerEnvironment; import org.glassfish.api.admin.config.ReferenceContainer; import org.jvnet.hk2.annotations.Inject; import org.jvnet.hk2.annotations.Scoped; import org.jvnet.hk2.annotations.Service; import org.jvnet.hk2.component.Habitat; import org.jvnet.hk2.component.PerLookup; import org.jvnet.hk2.component.PostConstruct; import java.util.List; import java.util.LinkedList; import java.util.logging.Logger; import static com.sun.enterprise.v3.admin.cluster.Constants.*; import com.sun.enterprise.admin.util.RemoteInstanceCommandHelper; /** * This is a remote command that lists the clusters. * Usage: list-clusters * @author Bhakti Mehta * @author Byron Nevins */ @Service(name = "list-clusters") @Scoped(PerLookup.class) @CommandLock(CommandLock.LockType.NONE) @I18n("list.clusters.command") public final class ListClustersCommand implements AdminCommand, PostConstruct { @Inject private Habitat habitat; @Inject Domain domain; @Inject InstanceStateService stateService; private RemoteInstanceCommandHelper helper; private static final String NONE = "Nothing to list."; private static final String EOL = "\n"; @Param(optional = true, primary = true, defaultValue = "domain") String whichTarget; @Inject private Clusters allClusters; private ActionReport report ; @Override public void postConstruct() { helper = new RemoteInstanceCommandHelper(habitat); } public void execute(AdminCommandContext context) { report = context.getActionReport(); report.setActionExitCode(ActionReport.ExitCode.SUCCESS); Logger logger = context.getLogger(); ActionReport.MessagePart top = report.getTopMessagePart(); List<Cluster> clusterList = null; //Fix for issue 13057 list-clusters doesn't take an operand //defaults to domain if (whichTarget.equals("domain" )) { Clusters clusters = domain.getClusters(); clusterList = clusters.getCluster(); } else { clusterList = createClusterList(); if (clusterList == null) { fail(Strings.get("list.instances.badTarget", whichTarget)); return; } } StringBuilder sb = new StringBuilder(); if (clusterList.size() < 1) { sb.append(NONE); } int timeoutInMsec = 2000; //List the cluster and also the state //A cluster is a three-state entity and //list-cluster should return one of the following: //running (all instances running) //not running (no instance running) //partially running (at least 1 instance is not running) for (Cluster cluster : clusterList) { boolean atleastOneInstanceRunning = false; boolean allInstancesRunning = true; List<InstanceInfo> infos = new LinkedList Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish ListClustersCommand.java source code file: |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.