Wrapper for HornetQBootstrapServer to allow running it as a Windows service using Java Service Wrapper. Conceptually based on a [forum post](https://community.jboss.org/thread/156466?start=15&tstart=0) by Syed Meerkasim Mustaffa.

.gitignore

build
.gradle

build.gradle

apply plugin: "java"

repositories {
    mavenCentral()
    maven {
        url "http://repository.jboss.org/nexus/content/groups/public-jboss"
    }
}

dependencies {
    compile "tanukisoft:wrapper:3.2.3"
    compile "org.hornetq:hornetq-bootstrap:2.2.10.Final"
    compile "org.jboss.microcontainer:jboss-kernel:2.0.10.GA"
}

hornetq-service-wrapper.jar

Main.java

package org.hornetq.wrapper;

import org.tanukisoftware.wrapper.WrapperManager;
import org.tanukisoftware.wrapper.WrapperListener;

import org.hornetq.integration.bootstrap.HornetQBootstrapServer;

import java.io.File;

public class Main implements WrapperListener {
    /*---------------------------------------------------------------
     * Constructors
     *-------------------------------------------------------------*/
    private Main() {}

    /*---------------------------------------------------------------
     * WrapperListener Methods
     *-------------------------------------------------------------*/
    /**
     * The start method is called when the WrapperManager is signaled by the 
     *    native Wrapper code that it can start its application.  This
     *    method call is expected to return, so a new thread should be launched
     *    if necessary.
     *
     * @param args List of arguments used to initialize the application.
     *
     * @return Any error code if the application should exit on completion
     *         of the start method.  If there were no problems then this
     *         method should return null.
     */
    public Integer start(String[] args) {
        try {
            HornetQBootstrapServer.main(args);
            return null;
        } catch (Exception ex) {
            return Integer.valueOf(1);
        }
    }

    /**
     * Called when the application is shutting down.  The Wrapper assumes that
     *  this method will return fairly quickly.  If the shutdown code code
     *  could potentially take a long time, then WrapperManager.signalStopping()
     *  should be called to extend the timeout period.  If for some reason,
     *  the stop method can not return, then it must call
     *  WrapperManager.stopped() to avoid warning messages from the Wrapper.
     *
     * @param exitCode The suggested exit code that will be returned to the OS
     *                 when the JVM exits.
     *
     * @return The exit code to actually return to the OS.  In most cases, this
     *         should just be the value of exitCode, however the user code has
     *         the option of changing the exit code if there are any problems
     *         during shutdown.
     */
    public int stop(int exitCode) {
        try {
            String configDirPath = System.getProperty("hornetq.config.dir");
            File localFile = new File(configDirPath, "STOP_ME");
            localFile.createNewFile();
        } catch (Exception localException) {}
        return exitCode;
    }
    
    /**
     * Called whenever the native Wrapper code traps a system control signal
     *  against the Java process.  It is up to the callback to take any actions
     *  necessary.  Possible values are: WrapperManager.WRAPPER_CTRL_C_EVENT, 
     *    WRAPPER_CTRL_CLOSE_EVENT, WRAPPER_CTRL_LOGOFF_EVENT, or 
     *    WRAPPER_CTRL_SHUTDOWN_EVENT
     *
     * @param event The system control signal.
     */
    public void controlEvent( int event ) {
        if (event == WrapperManager.WRAPPER_CTRL_LOGOFF_EVENT && WrapperManager.isLaunchedAsService()) {
            // Ignore
        } else {
            WrapperManager.stop(0);
            // Will not get here.
        }
    }
    
    /*---------------------------------------------------------------
     * Main Method
     *-------------------------------------------------------------*/
    public static void main( String[] args ) {
        // Start the application.  If the JVM was launched from the native
        //  Wrapper then the application will wait for the native Wrapper to
        //  call the application's start method.  Otherwise the start method
        //  will be called immediately.
        WrapperManager.start( new Main(), args );
    }
}