Glassfish example source code file (DeleteApplicationRefCommand.java)

This example Glassfish source code file (DeleteApplicationRefCommand.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Glassfish tags/keywords

actionreport, application, application, error, file, inject, inject, io, log, logging, net, network, param, param, string, string, undeploycommandparameters, util, versioningexception, versioningservice

The Glassfish DeleteApplicationRefCommand.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 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:
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 * 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
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 */

package org.glassfish.deployment.admin;

import org.glassfish.api.admin.AdminCommand;
import org.glassfish.api.admin.AdminCommandContext;
import org.glassfish.api.Param;
import org.glassfish.api.admin.ServerEnvironment;
import org.glassfish.api.admin.ExecuteOn;
import org.glassfish.api.admin.RuntimeType;
import org.glassfish.api.admin.ServerEnvironment;
import org.glassfish.api.deployment.UndeployCommandParameters;
import org.glassfish.api.deployment.OpsParams.Origin;
import org.glassfish.api.deployment.archive.ReadableArchive;
import org.glassfish.config.support.TargetType;
import org.glassfish.config.support.CommandTarget;
import org.glassfish.internal.data.ApplicationInfo;
import com.sun.enterprise.util.LocalStringManagerImpl;
import com.sun.enterprise.config.serverbeans.Application;
import com.sun.enterprise.config.serverbeans.ApplicationRef;
import com.sun.enterprise.config.serverbeans.Applications;
import com.sun.enterprise.config.serverbeans.Server;
import com.sun.enterprise.config.serverbeans.Domain;
import com.sun.enterprise.deploy.shared.ArchiveFactory;
import com.sun.enterprise.util.io.FileUtils;
import org.glassfish.api.ActionReport;
import org.glassfish.api.I18n;
import org.glassfish.internal.deployment.Deployment;
import org.glassfish.internal.deployment.ExtendedDeploymentContext;
import org.jvnet.hk2.annotations.Inject;
import org.jvnet.hk2.annotations.Service;
import org.jvnet.hk2.annotations.Scoped;
import org.jvnet.hk2.component.PerLookup;
import org.jvnet.hk2.config.TransactionFailure;
import org.jvnet.hk2.config.Transaction;

import java.util.Properties;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.Map;
import java.io.File;
import java.net.URI;
import java.util.Iterator;
import java.util.List;
import org.glassfish.deployment.versioning.VersioningException;
import org.glassfish.deployment.versioning.VersioningService;

/**
 * Delete application ref command
 */
@Service(name="delete-application-ref")
@I18n("delete.application.ref.command")
@ExecuteOn(value={RuntimeType.DAS, RuntimeType.INSTANCE})
@Scoped(PerLookup.class)
@TargetType(value={CommandTarget.DAS, CommandTarget.STANDALONE_INSTANCE, CommandTarget.CLUSTER})
public class DeleteApplicationRefCommand implements AdminCommand {

    final private static LocalStringManagerImpl localStrings = new LocalStringManagerImpl(DeleteApplicationRefCommand.class);

    @Param(primary=true)
    public String name = null;

    @Param(optional=true)
    String target = "server";

    @Param(optional=true, defaultValue="false")
    public Boolean cascade;

    @Inject
    Deployment deployment;

    @Inject
    Domain domain;

    @Inject
    Applications applications;

    @Inject
    ArchiveFactory archiveFactory;

    @Inject
    VersioningService versioningService;

    @Inject(name= ServerEnvironment.DEFAULT_INSTANCE_NAME)
    protected Server server;

    @Inject
    ServerEnvironment env;

    /**
     * Entry point from the framework into the command execution
     * @param context context for the command.
     */
    public void execute(AdminCommandContext context) {
        final ActionReport report = context.getActionReport();
        final Logger logger = context.getLogger();

        // retrieve matched version(s) if exist
        List<String> matchedVersions = null;
        try {
            matchedVersions = versioningService.getMatchedVersions(name, target);
        } catch (VersioningException e) {
            report.failure(logger, e.getMessage());
            return;
        }

        // if matched list is empty and no VersioningException thrown,
        // this is an unversioned behavior and the given application is not registered
        if(matchedVersions.isEmpty()){
            if (env.isDas()) {
                // let's only do this check for DAS to be more
                // tolerable of the partial deployment case
                report.setMessage(localStrings.getLocalString("ref.not.referenced.target","Application {0} is not referenced by target {1}", name, target));
                report.setActionExitCode(ActionReport.ExitCode.FAILURE);
            }
            return;
        }

        UndeployCommandParameters commandParams =
            new UndeployCommandParameters();

        if (server.isDas()) {
            commandParams.origin = Origin.unload;
        } else {
            // delete application ref on instance
            // is essentially an undeploy
            commandParams.origin = Origin.undeploy;
        }

        // for each matched version
        Iterator it = matchedVersions.iterator();
        while (it.hasNext()) {
            String appName = (String)it.next();

            Application application = applications.getApplication(appName);
            if (application == null) {
                if (env.isDas()) {
                    // let's only do this check for DAS to be more
                    // tolerable of the partial deployment case
                    report.setMessage(localStrings.getLocalString("application.notreg","Application {0} not registered", appName));
                    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
                }
                return;
            }

            ApplicationRef applicationRef = domain.getApplicationRefInTarget(appName, target);
            if (applicationRef == null) {
                if (env.isDas()) {
                    // let's only do this check for DAS to be more
                    // tolerable of the partial deployment case
                    report.setMessage(localStrings.getLocalString("appref.not.exists","Target {1} does not have a reference to application {0}.", appName, target));
                    report.setActionExitCode(ActionReport.ExitCode.WARNING);
                }
                return;
            }

            if (application.isLifecycleModule()) {
                try  {
                    deployment.unregisterAppFromDomainXML(appName, target, true);
                } catch(Exception e) {
                    report.failure(logger, e.getMessage());
                }
                return;
            }

            try {
                ReadableArchive source = null;
                ApplicationInfo appInfo = deployment.get(appName);
                if (appInfo != null) {
                    source = appInfo.getSource();
                } else {
                    File location = new File(new URI(application.getLocation()));
                    source = archiveFactory.openArchive(location);
                }

                commandParams.name = appName;
                commandParams.cascade = cascade;

                final ExtendedDeploymentContext deploymentContext =
                        deployment.getBuilder(logger, commandParams, report).source(source).build();
                deploymentContext.getAppProps().putAll(
                    application.getDeployProperties());
                deploymentContext.setModulePropsMap(
                    application.getModulePropertiesMap());

                if (domain.isCurrentInstanceMatchingTarget(target, appName, server.getName(), null)&& appInfo != null) {
                    // stop and unload application if it's the target and the
                    // the application is in enabled state
                    deployment.unload(appInfo, deploymentContext);
                }

                if (report.getActionExitCode().equals(
                    ActionReport.ExitCode.SUCCESS)) {
                    try {
                        if (server.isInstance()) {
                            // if it's on instance, we should clean up
                            // the bits
                            deployment.undeploy(appName, deploymentContext);
                            deploymentContext.clean();
                            if (!Boolean.valueOf(application.getDirectoryDeployed()) && source.exists()) {
                                FileUtils.whack(new File(source.getURI()));
                            }
                            deployment.unregisterAppFromDomainXML(appName, target);
                        } else {
                            deployment.unregisterAppFromDomainXML(appName, target, true);
                        }
                    } catch(TransactionFailure e) {
                        logger.warning("failed to delete application ref for " + appName);
                    }
                }
            } catch(Exception e) {
                logger.log(Level.SEVERE, "Error during deleteing application ref ", e);
                report.setActionExitCode(ActionReport.ExitCode.FAILURE);
                report.setMessage(e.getMessage());
            }
        }
    }
}