Apache CXF example source code file (ManagedBusTest.java)

This example Apache CXF source code file (ManagedBusTest.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 - Apache CXF tags/keywords

bus, exception, instrumentationmanager, instrumentationmanagerimpl, instrumentationmanagerimpl, management, object, objectname, objectname, springbusfactory, springbusfactory, string, string, stringbuilder, test, util

The Apache CXF ManagedBusTest.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.cxf.systest.management;

import java.util.Iterator;
import java.util.Set;

import javax.management.MBeanServer;
import javax.management.ObjectName;

import org.apache.cxf.Bus;
import org.apache.cxf.bus.spring.SpringBusFactory;
import org.apache.cxf.helpers.CastUtils;
import org.apache.cxf.management.InstrumentationManager;
import org.apache.cxf.management.ManagementConstants;
import org.apache.cxf.management.jmx.InstrumentationManagerImpl;
import org.apache.cxf.testutil.common.TestUtil;
import org.apache.cxf.workqueue.WorkQueueManager;
import org.junit.Assert;
import org.junit.Test;

public class ManagedBusTest extends Assert {
    public static final String JMX_PORT1 = TestUtil.getPortNumber("Server.1");
    public static final String JMX_PORT2 = TestUtil.getPortNumber(ManagedBusTest.class, 3);

    @Test
    public void testManagedSpringBus() throws Exception {
        SpringBusFactory factory = new SpringBusFactory();
        Bus bus = factory.createBus();        
        InstrumentationManager im = bus.getExtension(InstrumentationManager.class);
        assertNotNull(im);
                
        InstrumentationManagerImpl imi = (InstrumentationManagerImpl)im;
        assertEquals("service:jmx:rmi:///jndi/rmi://localhost:9913/jmxrmi", 
                     imi.getJMXServiceURL());
        assertTrue(!imi.isEnabled());
        assertNull(imi.getMBeanServer());
        
        //Test that registering without an MBeanServer is a no-op
        im.register(imi, new ObjectName("org.apache.cxf:foo=bar"));                        
        
        bus.shutdown(true);
    }
        
    @Test
    public void testManagedBusWithTransientId() throws Exception {
        SpringBusFactory factory = new SpringBusFactory();
        Bus bus = factory.createBus("org/apache/cxf/systest/management/managed-spring.xml", true);
        doManagedBusTest(bus, bus.getId(), "cxf_managed_bus_test", Integer.parseInt(JMX_PORT1));
    }
    
    @Test
    public void testManagedBusWithPersistentId() throws Exception {
        SpringBusFactory factory = new SpringBusFactory();
        Bus bus = factory.createBus("org/apache/cxf/systest/management/persistent-id.xml", true);
        doManagedBusTest(bus, "cxf_managed_bus_test", bus.getId(), Integer.parseInt(JMX_PORT2));
    }
    
    private void doManagedBusTest(Bus bus, String expect, String reject, int port) throws Exception {
        InstrumentationManager im = bus.getExtension(InstrumentationManager.class);
        assertNotNull(im);
        InstrumentationManagerImpl imi = (InstrumentationManagerImpl)im;
        assertEquals("service:jmx:rmi:///jndi/rmi://localhost:" + port + "/jmxrmi",
                     imi.getJMXServiceURL());
        assertTrue(imi.isEnabled());
        assertNotNull(imi.getMBeanServer());

        WorkQueueManager manager = bus.getExtension(WorkQueueManager.class);
                
        MBeanServer mbs = im.getMBeanServer();      
        ObjectName name = new ObjectName(ManagementConstants.DEFAULT_DOMAIN_NAME 
                                         + ":type=WorkQueueManager,*");
        Set s = mbs.queryNames(name, null);
        StringBuilder b = new StringBuilder();
        for (ObjectName o : CastUtils.cast(s, ObjectName.class)) {
            b.append(o.toString());
            assertTrue("expected " + expect + " in object name: " + o,
                       o.toString().indexOf("bus.id=" + expect + ",") != -1);
            assertTrue("unexpected " + reject + " in object name: " + o,
                       o.toString().indexOf("bus.id=" + reject + ",") == -1);
            b.append("\n");
        }
        assertEquals("Size is wrong: " + b.toString(), 1, s.size());
        
        assertNotNull(manager.getNamedWorkQueue("testQueue"));
        manager.getAutomaticWorkQueue();

        name = new ObjectName(ManagementConstants.DEFAULT_DOMAIN_NAME 
                             + ":type=WorkQueues,*");
        s = mbs.queryNames(name, null);
        b = new StringBuilder();
        for (ObjectName o : CastUtils.cast(s, ObjectName.class)) {
            b.append(o.toString());
            assertTrue("expected " + expect + " in object name: " + o,
                       o.toString().indexOf("bus.id=" + expect + ",") != -1);
            assertTrue("unexpected " + reject + " in object name: " + o,
                       o.toString().indexOf("bus.id=" + reject + ",") == -1);
            b.append("\n");
        }
        assertEquals("Size is wrong: " + b.toString(), 2, s.size());
        
        Iterator it = s.iterator();
        while (it.hasNext()) {
            ObjectName n = (ObjectName)it.next();            
            Long result = 
                (Long)mbs.invoke(n, "getWorkQueueMaxSize", new Object[0], new String[0]);
            assertEquals(result, Long.valueOf(256));                

            Integer hwm = 
                (Integer)mbs.invoke(n, "getHighWaterMark", new Object[0], new String[0]);

            if (n.toString().contains("testQueue")) {
                assertEquals(hwm, Integer.valueOf(50));
            } else {
                assertEquals(hwm, Integer.valueOf(25));
            }
        }

        name = new ObjectName(ManagementConstants.DEFAULT_DOMAIN_NAME 
                                         + ":type=Bus,*");
        s = mbs.queryNames(name, null);
        assertTrue(s.size() == 1);
        it = s.iterator();
        while (it.hasNext()) {
            ObjectName n = (ObjectName)it.next();
            Object[] params = {Boolean.FALSE};
            String[] sig = {"boolean"};
            mbs.invoke(n, "shutdown", params, sig);            
        }        
        
        bus.shutdown(true);
    }
}