Glassfish example source code file (StartLocalInstanceCommand.java)

This example Glassfish source code file (StartLocalInstanceCommand.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

commandexception, commandexception, error, file, file, gflauncherexception, io, log, logging, minixmlparserexception, override, override, param, restart_debug_off, startserverhelper, string, string, util

The Glassfish StartLocalInstanceCommand.java source code

/*
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 *
 * Copyright (c) 1997-2011 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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 * 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
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 * 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 com.sun.enterprise.admin.cli.cluster;

import java.io.*;
import java.util.*;
import java.util.logging.*;

import com.sun.enterprise.admin.launcher.GFLauncher;
import com.sun.enterprise.admin.launcher.GFLauncherException;
import com.sun.enterprise.admin.launcher.GFLauncherFactory;
import com.sun.enterprise.admin.launcher.GFLauncherInfo;
import com.sun.enterprise.universal.xml.MiniXmlParserException;

import org.jvnet.hk2.annotations.*;
import org.jvnet.hk2.component.*;
import org.glassfish.api.Param;
import org.glassfish.api.admin.*;

import com.sun.enterprise.admin.cli.*;
import com.sun.enterprise.util.ObjectAnalyzer;
import com.sun.enterprise.admin.cli.StartServerCommand;
import static com.sun.enterprise.admin.cli.CLIConstants.*;

/**
 * Start a local server instance.
 */
@Service(name = "start-local-instance")
@ExecuteOn(RuntimeType.DAS)
@Scoped(PerLookup.class)
public class StartLocalInstanceCommand extends SynchronizeInstanceCommand
                                        implements StartServerCommand {
    @Param(optional = true, defaultValue = "false")
    private boolean verbose;

    @Param(optional = true, defaultValue = "false")
    private boolean debug;

    // handled by superclass
    //@Param(name = "instance_name", primary = true, optional = false)
    //private String instanceName0;

    private StartServerHelper helper;

    private String localPassword;
    
    @Override
    public RuntimeType getType() {
         return RuntimeType.INSTANCE;
    }

    @Override
    protected boolean mkdirs(File f) {
        // we definitely do NOT want dirs created for this instance if
        // they don't exist!
        return false;
    }


    @Override
    protected void validate() throws CommandException {
        super.validate();

        File dir = getServerDirs().getServerDir();

        if(!dir.isDirectory())
            throw new CommandException(Strings.get("Instance.noSuchInstance"));
    }

    /**
     */
    @Override
    protected int executeCommand() throws CommandException {

        logger.finer(toString());

        if (sync.equals("none")) {
            logger.info(Strings.get("Instance.nosync"));
        } else {
            if (!synchronizeInstance()) {
                File domainXml =
                    new File(new File(instanceDir, "config"), "domain.xml");
                if (!domainXml.exists()) {
                    logger.info(Strings.get("Instance.nodomainxml"));
                    return ERROR;
                }
                logger.info(Strings.get("Instance.syncFailed"));
            }
        }

        try {
                 // createLauncher needs to go before the helper is created!!
            createLauncher();
            final String mpv = getMasterPassword();

            helper = new StartServerHelper(
                        logger,
                        programOpts.isTerse(),
                        getServerDirs(),
                        launcher,
                        mpv,
                        debug);

            if(!helper.prepareForLaunch())
                return ERROR;

            launcher.launch();

            if (verbose) { // we can potentially loop forever here...
                while (true) {
                    int returnValue = launcher.getExitValue();

                    switch (returnValue) {
                        case RESTART_NORMAL:
                            logger.info(Strings.get("restart"));
                            break;
                        case RESTART_DEBUG_ON:
                            logger.info(Strings.get("restartChangeDebug", "on"));
                            info.setDebug(true);
                            break;
                        case RESTART_DEBUG_OFF:
                            logger.info(Strings.get("restartChangeDebug", "off"));
                            info.setDebug(false);
                            break;
                        default:
                            return returnValue;
                    }
                    
                    if (CLIConstants.debugMode)
                        System.setProperty(CLIConstants.WALL_CLOCK_START_PROP,
                                            "" + System.currentTimeMillis());
                    launcher.relaunch();
                }

            } else {
                helper.waitForServer();
                helper.report();
                return SUCCESS;
            }
        } catch (GFLauncherException gfle) {
            throw new CommandException(gfle.getMessage());
        } catch (MiniXmlParserException me) {
            throw new CommandException(me);
        }
    }

    /**
     * Create a launcher for the instance specified by arguments to
     * this command.  The launcher is for a server of the specified type.
     * Sets the launcher and info fields.
     */
    @Override
    public void createLauncher()
                        throws GFLauncherException, MiniXmlParserException {
            launcher = GFLauncherFactory.getInstance(getType());
            info = launcher.getInfo();
            info.setInstanceName(instanceName);
            info.setInstanceRootDir(instanceDir);
            info.setVerbose(verbose);
            info.setDebug(debug);
            info.setRespawnInfo(programOpts.getClassName(),
                            programOpts.getClassPath(),
                            respawnArgs());

            launcher.setup();
    }

    /**
     * Return the asadmin command line arguments necessary to
     * start this server instance.
     */
    private String[] respawnArgs() {
        List<String> args = new ArrayList(15);
        args.addAll(Arrays.asList(programOpts.getProgramArguments()));

        // now the start-local-instance specific arguments
        args.add(getName());    // the command name
        args.add("--verbose=" + String.valueOf(verbose));
        args.add("--debug=" + String.valueOf(debug));
        
        // IT 14015
        // We now REQUIRE all restarted instance to do a sync.
        // just stick with the default...
        //args.add("--nosync=" + String.valueOf(nosync));

        if (ok(nodeDir)) {
            args.add("--nodedir");
            args.add(nodeDir);
        }
        if (ok(node)) {
            args.add("--node");
            args.add(node);
        }
        if (ok(instanceName))
            args.add(instanceName);     // the operand

        if (logger.isLoggable(Level.FINER))
            logger.finer("Respawn args: " + args.toString());
        String[] a = new String[args.size()];
        args.toArray(a);
        return a;
    }

    public String toString() {
        return ObjectAnalyzer.toStringWithSuper(this);
    }

    private GFLauncherInfo info;
    private GFLauncher launcher;
}