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Glassfish example source code file (AMXTestBase.java)

This example Glassfish source code file (AMXTestBase.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

amxproxy, domainroot, exception, exception, io, list, management, mbeanserverconnection, mbeanserverconnection, mbeanslistener, net, network, objectname, set, set, string, string, timingdelta, util

The Glassfish AMXTestBase.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 amxtest;

import java.util.Properties;
import java.util.Set;
import java.util.HashSet;
import java.util.List;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Map;

import java.net.MalformedURLException;
import java.io.IOException;

import org.testng.Reporter;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Parameters;
import org.testng.annotations.Configuration;
import org.testng.annotations.ExpectedExceptions;
import org.testng.annotations.Test;
import org.testng.annotations.*;
import org.testng.Assert;


import javax.management.ObjectName;
import javax.management.Attribute;
import javax.management.AttributeList;
import javax.management.Notification;
import javax.management.NotificationListener;
import javax.management.MBeanServerDelegateMBean;
import javax.management.MBeanServerNotification;
import javax.management.MBeanServerConnection;

import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;

import org.glassfish.admin.amx.base.*;
import org.glassfish.admin.amx.core.*;
import org.glassfish.admin.amx.core.proxy.ProxyFactory;
import org.glassfish.admin.amx.config.AMXConfigProxy;
import org.glassfish.admin.amx.intf.config.*;
import org.glassfish.admin.amx.util.TimingDelta;
import org.glassfish.admin.amx.util.ListUtil;
import org.glassfish.admin.amx.util.ExceptionUtil;
import org.glassfish.admin.amx.util.jmx.JMXUtil;


import org.glassfish.external.amx.AMXGlassfish;

/** The base class for AMX tests
 */
public class AMXTestBase
{
    String mAdminUser;

    String mAdminPassword;

    String mHost;

    int mPort;

    boolean mDebug;

    private volatile MBeanServerConnection mMBeanServerConnection;

    private volatile ProxyFactory mProxyFactory;
    private volatile DomainRoot   mDomainRoot;
    private volatile Domain       mDomainConfig;

    private volatile Query mQueryMgr;

    protected static void debug(final String s)
    {
        System.out.println("" + s);
    }
    
    protected static void println(final String s)
    {
        System.out.println("" + s);
    }
    
    
    protected static void warning(final String s)
    {
        System.out.println("" + s);
    }


    AMXTestBase()
    {
        //debug("################################ AMXTestBase");
    }

    // might need these later: "admin.user", "admin.password"
    @BeforeClass(description = "get setup and connect to the MBeanServer")
    @Parameters(
    {
        "amx.debug", "amx.rmiport"
    })
    void setUpEnvironment(
            final boolean debug,
            final int port)
    {
        // defined in top-level build.xml
        mHost = System.getProperty("http.host");

        mDebug = debug;
        mPort = port;

        try
        {
            setup();
        }
        catch (Exception ex)
        {
            debug("AMXTestBase: Exception in setting up env. = " + ex);
            ex.printStackTrace();
        }
    }

    static final class MBeansListener implements NotificationListener
    {
        private final MBeanServerConnection mServer;
        private final String                mDomain;
        
        private final List<ObjectName> mRegistered = Collections.synchronizedList(new ArrayList());
        private final List<ObjectName> mUnregistered = Collections.synchronizedList(new ArrayList());
        
        public MBeansListener(final MBeanServerConnection server, final String domain)
        {
            mServer  = server;
            mDomain  = domain;
        }
        public void startListening()
        {
            final ObjectName delegate = JMXUtil.newObjectName( JMXUtil.MBEAN_SERVER_DELEGATE );
            try
            {
                mServer.addNotificationListener( delegate, this, null, null);
            }
            catch( final Exception e )
            {
                throw new RuntimeException(e);
            }
        }
        
        public void handleNotification(
            final Notification notif,
            final Object handback) 
        {
            if ( ! (notif instanceof MBeanServerNotification) )
            {
                return;
            }
            final MBeanServerNotification mbs = (MBeanServerNotification)notif;
            final ObjectName objectName = mbs.getMBeanName();
            if  ( "*".equals(mDomain) || mDomain.equals(objectName.getDomain()) )
            {
                if ( mbs.getType().equals(MBeanServerNotification.REGISTRATION_NOTIFICATION ) )
                {
                    //debug( "Registered: " + objectName );
                    mRegistered.add( objectName );
                }
                else if ( mbs.getType().equals(MBeanServerNotification.UNREGISTRATION_NOTIFICATION ) )
                {
                    //debug( "Unregistered: " + objectName );
                    mUnregistered.add( objectName );
                }
            }
        }
    }
    
    private static MBeansListener sMBeansListener = null;
    protected synchronized void getMBeansListener() throws Exception
    {
        if ( sMBeansListener == null )
        {
            sMBeansListener = new MBeansListener(mMBeanServerConnection, mDomainRoot.objectName().getDomain());
            sMBeansListener.startListening();
        }
    }
    
    private static boolean sEnabledMonitoring = false;
    
    /** enable monitoring to HIGH for all available systems so that MBeans in those systems get tested */
    protected synchronized void enableMonitoring() throws Exception
    {
        if ( ! sEnabledMonitoring )
        {
            sEnabledMonitoring = true;
            
            for( final Config config : mDomainConfig.getConfigs().getConfig().values() )
            {
                final MonitoringService mon = config.getMonitoringService();
                if ( mon == null )
                {
                    // this can happen for temporary configs
                    assert ! config.getName().equals("server-config");
                    debug( "No MonitoringService in Config: " + config.objectName() );
                    continue;
                }
                
                final AttributeList  prevLevels =
                    ModuleMonitoringLevels.Helper.setAllMonitoringLevel( mon.getModuleMonitoringLevels(), ModuleMonitoringLevels.HIGH );
            }
        }
    }
    
    /**
    Subclasses may override if desired.  AMX will have been started
    and initialized already.
     */
    protected void setup()
    {
        //debug("################################ AMXTestBase.setup");

        final TimingDelta timing = new TimingDelta();
        final TimingDelta overall = new TimingDelta();

        try
        {
            mMBeanServerConnection = _getMBeanServerConnection();
            mProxyFactory = ProxyFactory.getInstance(mMBeanServerConnection);

            //debug( "AMXTestBase.setup(): millis to connect: " + timing.elapsedMillis() );
            mDomainRoot = _getDomainRoot(mMBeanServerConnection);
            //debug( "AMXTestBase.setup(): millis to boot AMX: " + timing.elapsedMillis() );
            mQueryMgr = getDomainRootProxy().getQueryMgr();
            //debug( "AMXTestBase.setup(): millis to get QueryMgr: " + timing.elapsedMillis() );
            
            mDomainConfig = mDomainRoot.child(Domain.class);
            
            getMBeansListener();
            enableMonitoring();
        }
        catch (Exception e)
        {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
        //debug( "AMXTestBase.setup(): total setup millis: " + overall.elapsedMillis() );
    }

    protected final Query getQueryMgr()
    {
        return mQueryMgr;
    }

    /** get all AMX MBeans that were found when the test started
    Caller should use the QueryMgr if a fresh set is needed */
    protected Set<AMXProxy> getAllAMX()
    {
        final Set<AMXProxy> allAMX = getQueryMgr().queryAll();
        assert allAMX.size() >= 30;
        return allAMX;  
    }

    protected <T> Set getAll(final Class intf)
    {
        return getAll(getAllAMX(), intf);
    }

    protected <T> Set getAll(final Set all, final Class intf)
    {
        final Set<T> result = new HashSet();
        for (final AMXProxy amx : all)
        {
            if (intf.isAssignableFrom(amx.getClass()))
            {
                result.add(intf.cast(amx));
            }
        }
        return result;
    }

    protected final DomainRoot getDomainRootProxy()
    {
        return mDomainRoot;
    }
    protected final Domain getDomainConfig() { return mDomainConfig; } 
    protected final Ext getExt()             { return getDomainRootProxy().getExt(); }


    protected ProxyFactory getProxyFactory() { return mProxyFactory; }
    
    protected final DomainRoot _getDomainRoot(final MBeanServerConnection conn)
            throws MalformedURLException, IOException, java.net.MalformedURLException
    {
        final ObjectName domainRootObjectName = AMXGlassfish.DEFAULT.bootAMX(conn);
        final DomainRoot domainRoot = getProxyFactory().getDomainRootProxy();
        return domainRoot;
    }

    protected final MBeanServerConnection getMBeanServerConnection() { return mMBeanServerConnection; }
    
    private final MBeanServerConnection _getMBeanServerConnection()
            throws MalformedURLException, IOException
    {
        // service:jmx:rmi:///jndi/rmi://192.168.1.8:8686/jmxrmi
        // service:jmx:jmxmp://localhost:8888
        // CHANGE to RMI once it's working
        //
        // final String urlStr = "service:jmx:jmxmp://" + mHost + ":" + mPort;
        final String urlStr = "service:jmx:rmi:///jndi/rmi://" + mHost + ":" + mPort + "/jmxrmi";
        
        final long start = System.currentTimeMillis();

        final JMXServiceURL url = new JMXServiceURL(urlStr);

        final JMXConnector jmxConn = JMXConnectorFactory.connect(url);
        //debug( "BaseAMXTest: connecting to: " + url );
        final MBeanServerConnection conn = jmxConn.getMBeanServerConnection();
        conn.getDomains();	// sanity check
        try
        {
            final ObjectName domainRootObjectName = AMXGlassfish.DEFAULT.bootAMX(conn);
        }
        catch( final Exception e )
        {
            System.err.println( ExceptionUtil.toString(ExceptionUtil.getRootCause(e)) );
        }
        //System.out.println( "Got connection, verified connectivity: " + (System.currentTimeMillis() - start));
        return conn;
    }

    protected static final String NL = System.getProperty("line.separator");

    protected static String getEnvString()
    {
        final Properties props = System.getProperties();
        final StringBuilder buf = new StringBuilder();
        buf.append("SYSTEM PROPERTIES:" + NL);
        for (final Object key : props.keySet())
        {
            buf.append(key);
            buf.append(" = ");
            buf.append("" + props.get(key) + NL);
        }
        final String result = buf.toString();
        return result;
    }
    
    

    /** subclass can override to add more */
    protected Interfaces getInterfaces()
    {
        return haveJSR77() ? new InterfacesGlassfish() : new Interfaces();
    }

    
    /** must be checked dynamically because it's not in the web distribution */
    protected static final Class<? extends AMXProxy> getJ2EEDomainClass()
        throws ClassNotFoundException
    {
        return Class.forName( "org.glassfish.admin.amx.j2ee.J2EEDomain" ).asSubclass(AMXProxy.class);
    }
    
    /** return true if we have the JSR 77 classes */
    protected boolean haveJSR77()
    {
        try
        {
            getJ2EEDomainClass();
            //System.out.println( "FOUND J2EEDomain" );
            return true;
        }
        catch( final Exception e )
        {
            //System.out.println( "NOT FOUND J2EEDomain" );
        }
        return false;
    }
    
    
    protected Set<AMXProxy> findAllContainingType( final String type )
    {
        final Set<AMXProxy> all = getQueryMgr().queryAll();
        final Set<AMXProxy> parentsWith = new HashSet();
        for( final AMXProxy amx : all )
        {
            if ( amx.type().equals(type) )
            {
                final AMXProxy parent = amx.parent();
                parentsWith.add(parent);
            }
        }
        return parentsWith;
    }
    
    protected <T extends AMXProxy> List getAllDescendents( final AMXProxy top, final Class clazz)
    {
        final AMXProxy[]  a = getQueryMgr().queryDescendants( top.objectName() );
        final List<AMXProxy>  list = ListUtil.newListFromArray(a);
        
        return Util.asProxyList( list, clazz );
    }
    
    List<AMXConfigProxy> getAllConfig()
    {
        return getAllDescendents( getDomainConfig(), AMXConfigProxy.class);
    }
    
    List<AMXProxy> getAllMonitoring()
    {
        return getAllDescendents( getDomainRootProxy().getMonitoringRoot(), AMXProxy.class);
    }
}












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