jdk/test/javax/management/namespace/JMXDomainTest.java
changeset 1156 bbc2d15aaf7a
child 1227 4546977d0d66
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/management/namespace/JMXDomainTest.java	Thu Sep 04 14:46:36 2008 +0200
@@ -0,0 +1,512 @@
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+/*
+ *
+ * @test JMXDomainTest.java
+ * @summary Basic test for JMXDomain.
+ * @author Daniel Fuchs
+ * @run clean JMXDomainTest Wombat WombatMBean
+ * @run build JMXDomainTest Wombat WombatMBean
+ * @run main JMXDomainTest
+ */
+
+
+import java.util.Collections;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.TimeUnit;
+import java.util.Map;
+import java.util.Set;
+import javax.management.Attribute;
+import javax.management.AttributeList;
+import javax.management.AttributeNotFoundException;
+import javax.management.DynamicMBean;
+import javax.management.InstanceAlreadyExistsException;
+import javax.management.InstanceNotFoundException;
+import javax.management.InvalidAttributeValueException;
+import javax.management.ListenerNotFoundException;
+import javax.management.MBeanException;
+import javax.management.MBeanInfo;
+import javax.management.MBeanNotificationInfo;
+import javax.management.MBeanRegistration;
+import javax.management.MBeanRegistrationException;
+import javax.management.MBeanServer;
+import javax.management.MBeanServerDelegate;
+import javax.management.MBeanServerFactory;
+import javax.management.MBeanServerNotification;
+import javax.management.NotCompliantMBeanException;
+import javax.management.Notification;
+import javax.management.NotificationBroadcaster;
+import javax.management.NotificationEmitter;
+import javax.management.NotificationFilter;
+import javax.management.NotificationListener;
+import javax.management.ObjectInstance;
+import javax.management.ObjectName;
+import javax.management.ReflectionException;
+import javax.management.namespace.JMXDomain;
+import javax.management.namespace.MBeanServerSupport;
+
+/**
+ * Test simple creation/registration of namespace.
+ *
+ */
+public class JMXDomainTest {
+    private static Map<String,Object> emptyEnvMap() {
+        return Collections.emptyMap();
+    }
+
+
+    public static class LocalDomainRepository
+            extends MBeanServerSupport {
+        private final MBeanServer server;
+        private final String      domain;
+
+        public class DynamicMBeanProxy implements DynamicMBean {
+
+            private final MBeanServer server;
+            private final ObjectName name;
+
+            public DynamicMBeanProxy(MBeanServer s, ObjectName n) {
+                this.server = s;
+                this.name = n;
+            }
+
+            public Object getAttribute(String attribute)
+                    throws AttributeNotFoundException,
+                    MBeanException, ReflectionException {
+                try {
+                    return server.getAttribute(name, attribute);
+                } catch (RuntimeException x) {
+                    throw x;
+                } catch (Exception x) {
+                    throw new RuntimeException(x);
+                }
+            }
+
+            public void setAttribute(Attribute attribute)
+                    throws AttributeNotFoundException,
+                    InvalidAttributeValueException, MBeanException,
+                    ReflectionException {
+                try {
+                    server.setAttribute(name, attribute);
+                } catch (RuntimeException x) {
+                    throw x;
+                } catch (Exception x) {
+                    throw new RuntimeException(x);
+                }
+            }
+
+            public AttributeList getAttributes(String[] attributes) {
+                try {
+                    return server.getAttributes(name, attributes);
+                } catch (RuntimeException x) {
+                    throw x;
+                } catch (Exception x) {
+                    throw new RuntimeException(x);
+                }
+            }
+
+            public AttributeList setAttributes(AttributeList attributes) {
+                try {
+                    return server.setAttributes(name, attributes);
+                } catch (RuntimeException x) {
+                    throw x;
+                } catch (Exception x) {
+                    throw new RuntimeException(x);
+                }
+            }
+
+            public Object invoke(String actionName, Object[] params,
+                    String[] signature) throws MBeanException,
+                    ReflectionException {
+                try {
+                    return server.invoke(name, actionName, params, signature);
+                } catch (RuntimeException x) {
+                    throw x;
+                } catch (Exception x) {
+                    throw new RuntimeException(x);
+                }
+            }
+
+            public MBeanInfo getMBeanInfo() {
+                try {
+                    return server.getMBeanInfo(name);
+                } catch (RuntimeException x) {
+                    throw x;
+                } catch (Exception x) {
+                    throw new RuntimeException(x);
+                }
+            }
+        }
+
+        public LocalDomainRepository(String domain) {
+            this.server = MBeanServerFactory.newMBeanServer();
+            this.domain = domain;
+        }
+
+        @Override
+        protected Set<ObjectName> getNames() {
+            try {
+            final ObjectName name =
+                    ObjectName.getInstance(domain+":*");
+            return server.queryNames(name, null);
+            } catch (RuntimeException x) {
+                throw x;
+            } catch (Exception x) {
+                throw new RuntimeException(x);
+            }
+        }
+
+        @Override
+        public DynamicMBean getDynamicMBeanFor(ObjectName name)
+                throws InstanceNotFoundException {
+            if (server.isRegistered(name))
+                return new DynamicMBeanProxy(server, name);
+            throw new InstanceNotFoundException(name);
+        }
+
+
+        @Override
+        public NotificationEmitter
+                getNotificationEmitterFor(final ObjectName name)
+                throws InstanceNotFoundException {
+            if (server.isInstanceOf(name, NotificationEmitter.class.getName())) {
+                return new NotificationEmitter() {
+
+                    public void removeNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback) throws ListenerNotFoundException {
+                        try {
+                            server.removeNotificationListener(name, listener, filter, handback);
+                        } catch (InstanceNotFoundException x) {
+                            throw new IllegalArgumentException(String.valueOf(name), x);
+                        }
+                    }
+
+                    public void addNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback) throws IllegalArgumentException {
+                        try {
+                            server.addNotificationListener(name, listener, filter, handback);
+                        } catch (InstanceNotFoundException x) {
+                            throw new IllegalArgumentException(String.valueOf(name), x);
+                        }
+                    }
+
+                    public void removeNotificationListener(NotificationListener listener) throws ListenerNotFoundException {
+                        try {
+                            server.removeNotificationListener(name, listener);
+                        } catch (InstanceNotFoundException x) {
+                            throw new IllegalArgumentException(String.valueOf(name), x);
+                        }
+                    }
+
+                    public MBeanNotificationInfo[] getNotificationInfo() {
+                        try {
+                            return server.getMBeanInfo(name).getNotifications();
+                        } catch (Exception x) {
+                            throw new IllegalArgumentException(String.valueOf(name), x);
+                        }
+                    }
+                };
+            }
+            return null;
+        }
+
+        @Override
+        public ObjectInstance registerMBean(Object object, ObjectName name)
+                throws InstanceAlreadyExistsException,
+                MBeanRegistrationException, NotCompliantMBeanException {
+            return server.registerMBean(object, name);
+        }
+
+        @Override
+        public void unregisterMBean(ObjectName name)
+                throws InstanceNotFoundException,
+                MBeanRegistrationException {
+            server.unregisterMBean(name);
+        }
+
+        @Override
+        public ObjectInstance createMBean(String className,
+                ObjectName name, ObjectName loaderName, Object[] params,
+                String[] signature, boolean useCLR)
+                throws ReflectionException, InstanceAlreadyExistsException,
+                MBeanRegistrationException, MBeanException,
+                NotCompliantMBeanException, InstanceNotFoundException {
+            if (useCLR && loaderName == null) {
+                return server.createMBean(className, name, params, signature);
+            }
+            return server.createMBean(className, name, loaderName,
+                    params, signature);
+        }
+
+
+    }
+
+    private static MBeanServer newMBeanServer() {
+        return MBeanServerFactory.newMBeanServer();
+    }
+
+    public static interface ThingMBean {}
+    public static class Thing implements ThingMBean, MBeanRegistration {
+        public ObjectName preRegister(MBeanServer server, ObjectName name)
+                throws Exception {
+            if (name == null) return new ObjectName(":type=Thing");
+            else return name;
+        }
+        public void postRegister(Boolean registrationDone) {
+        }
+
+        public void preDeregister() throws Exception {
+        }
+        public void postDeregister() {
+        }
+    }
+
+    /**
+     * Test that it is possible to create a dummy MBean with a null
+     * ObjectName - this is just a sanity check - as there are already
+     * other JMX tests that check that.
+     *
+     * @throws java.lang.Exception
+     */
+    public static void testCreateWithNull() throws Exception {
+        final MBeanServer server = newMBeanServer();
+        final ObjectInstance oi = server.registerMBean(new Thing(),null);
+        server.unregisterMBean(oi.getObjectName());
+        System.out.println("testCreateWithNull PASSED");
+    }
+
+    public static void testRegisterSimple() throws Exception {
+        final ObjectName name =
+                JMXDomain.getDomainObjectName("gloups");
+        final JMXDomain jmxDomain = new JMXDomain(
+                MBeanServerFactory.newMBeanServer());
+        testRegister("testRegisterSimple: ",name,jmxDomain);
+    }
+
+    public static void testRegisterPseudoVirtual()
+            throws Exception {
+        final ObjectName name =
+                JMXDomain.getDomainObjectName("gloups");
+        final JMXDomain jmxDomain = new JMXDomain(
+                new LocalDomainRepository("gloups"));
+        testRegister("testRegisterPseudoVirtual: ",name,jmxDomain);
+    }
+
+    public static void testRegister(final String test,
+            final ObjectName name,
+            final JMXDomain jmxDomain) throws Exception {
+        System.out.println(test+" START");
+        MBeanServer server = newMBeanServer();
+        final ObjectInstance oi =
+                server.registerMBean(jmxDomain,name);
+        System.out.println(test+"Succesfully registered namespace: "+name);
+        if (!server.isRegistered(name))
+            fail(test+name+" is not registered!");
+        if (!server.queryNames(new ObjectName(name.getDomain()+":*"), null).
+                contains(name))
+            fail(test+name+" not in queryNames");
+
+        final Thing thing = new Thing();
+        final ObjectName thingName = new ObjectName("gloups:type=Thing");
+        server.registerMBean(thing,thingName);
+        if (!server.isRegistered(thingName))
+            fail(test+thingName+" is not registered!");
+        if (!jmxDomain.getSourceServer().isRegistered(thingName))
+            fail(test+thingName+" is not registered in domain!");
+        if (!server.queryNames(new ObjectName(name.getDomain()+":*"), null).
+                contains(thingName))
+            fail(test+thingName+" not in queryNames");
+
+        server.unregisterMBean(name);
+        if (server.isRegistered(thingName))
+            fail(test+thingName+" is still registered!");
+        if (server.queryNames(new ObjectName(name.getDomain()+":*"), null).
+                contains(thingName))
+            fail(test+thingName+" still in queryNames");
+
+        server.registerMBean(jmxDomain, name);
+        if (!server.isRegistered(thingName))
+            fail(test+thingName+" is not registered again!");
+
+        System.out.println(test+" PASSED");
+    }
+
+    private static MBeanServerNotification pop(
+            BlockingQueue<Notification> queue,
+                                    String type,
+                                    ObjectName mbean,
+                                    String test)
+                                    throws InterruptedException {
+        final Notification n = queue.poll(1, TimeUnit.SECONDS);
+        if (!(n instanceof MBeanServerNotification))
+            fail(test+"expected MBeanServerNotification, got "+n);
+        final MBeanServerNotification msn = (MBeanServerNotification)n;
+        if (!type.equals(msn.getType()))
+            fail(test+"expected "+type+", got "+msn.getType());
+        if (!mbean.apply(msn.getMBeanName()))
+            fail(test+"expected "+mbean+", got "+msn.getMBeanName());
+        System.out.println(test+" got: "+msn);
+        return msn;
+    }
+    private static MBeanServerNotification popADD(
+            BlockingQueue<Notification> queue,
+                                    ObjectName mbean,
+                                    String test)
+                                    throws InterruptedException {
+        return pop(queue, MBeanServerNotification.REGISTRATION_NOTIFICATION,
+                mbean, test);
+    }
+
+    private static MBeanServerNotification popREM(
+            BlockingQueue<Notification> queue,
+                                    ObjectName mbean,
+                                    String test)
+                                    throws InterruptedException {
+        return pop(queue, MBeanServerNotification.UNREGISTRATION_NOTIFICATION,
+                mbean, test);
+    }
+
+
+    public static void testRegisterNotifSimple() throws Exception {
+        final ObjectName name =
+                JMXDomain.getDomainObjectName("gloups");
+        final JMXDomain jmxDomain = new JMXDomain(
+                MBeanServerFactory.newMBeanServer());
+        testRegisterNotif("testRegisterNotifSimple: ",name,jmxDomain);
+    }
+
+    public static void testRegisterNotifPseudoVirtual()
+            throws Exception {
+        final ObjectName name =
+                JMXDomain.getDomainObjectName("gloups");
+        final JMXDomain jmxDomain = new JMXDomain(
+                new LocalDomainRepository("gloups"));
+        testRegisterNotif("testRegisterNotifPseudoVirtual: ",name,jmxDomain);
+    }
+
+    public static void testRegisterNotif(final String test,
+            final ObjectName name,
+            final JMXDomain jmxDomain) throws Exception {
+        System.out.println(test+" START");
+        MBeanServer server = newMBeanServer();
+        final ObjectInstance oi =
+                server.registerMBean(jmxDomain,name);
+        System.out.println(test+"Succesfully registered namespace: "+name);
+        if (!server.isRegistered(name))
+            fail(test+name+" is not registered!");
+
+        final BlockingQueue<Notification> queue =
+                new ArrayBlockingQueue<Notification>(10);
+
+        final NotificationListener l = new NotificationListener() {
+
+            public void handleNotification(Notification notification,
+                    Object handback) {
+                try {
+                    if (!queue.offer(notification,5,TimeUnit.SECONDS))
+                        throw new RuntimeException("timeout exceeded");
+                } catch (Exception x) {
+                    fail(test+"failed to handle notif", x);
+                }
+            }
+        };
+
+        server.addNotificationListener(MBeanServerDelegate.DELEGATE_NAME, l,
+                null, null);
+
+        final Thing thing = new Thing();
+        final ObjectName thingName = new ObjectName("gloups:type=Thing");
+
+        server.registerMBean(thing,thingName);
+        if (!jmxDomain.getSourceServer().isRegistered(thingName))
+            fail(test+thingName+" is not registered in domain!");
+        popADD(queue, thingName, test);
+        server.unregisterMBean(thingName);
+        if (jmxDomain.getSourceServer().isRegistered(thingName))
+            fail(test+thingName+" is still registered in domain!");
+        popREM(queue, thingName, test);
+        if (queue.size() != 0)
+            fail(test+queue.size()+" notifs remain in queue "+queue);
+
+        server.unregisterMBean(name);
+        popREM(queue, name, test);
+
+        jmxDomain.getSourceServer().registerMBean(thing,thingName);
+        if (server.isRegistered(thingName))
+            fail(test+thingName+" is still registered in domain!");
+        jmxDomain.getSourceServer().unregisterMBean(thingName);
+        if (queue.size() != 0)
+            fail(test+queue.size()+" notifs remain in queue "+queue);
+
+        server.registerMBean(jmxDomain, name);
+        if (!server.isRegistered(name))
+            fail(test+name+" is not registered again!");
+        popADD(queue, name, test);
+        if (queue.size() != 0)
+            fail(test+queue.size()+" notifs remain in queue "+queue);
+
+        server.registerMBean(thing,thingName);
+        if (!jmxDomain.getSourceServer().isRegistered(thingName))
+            fail(test+thingName+" is not registered in domain!");
+        popADD(queue, thingName, test);
+        server.unregisterMBean(thingName);
+        if (jmxDomain.getSourceServer().isRegistered(thingName))
+            fail(test+thingName+" is still registered in domain!");
+        popREM(queue, thingName, test);
+        if (queue.size() != 0)
+            fail(test+queue.size()+" notifs remain in queue "+queue);
+
+        System.out.println(test+" PASSED");
+    }
+
+
+
+    private static void fail(String msg) {
+        raise(new RuntimeException(msg));
+    }
+
+    private static void fail(String msg, Throwable cause) {
+        raise(new RuntimeException(msg,cause));
+    }
+
+    private static void raise(RuntimeException x) {
+        lastException = x;
+        exceptionCount++;
+        throw x;
+    }
+
+    private static volatile Exception lastException = null;
+    private static volatile int       exceptionCount = 0;
+
+    public static void main(String... args) throws Exception {
+        testCreateWithNull();
+
+        testRegisterSimple();
+        testRegisterNotifSimple();
+
+        testRegisterPseudoVirtual();
+        testRegisterNotifPseudoVirtual();
+
+        if (lastException != null)
+            throw lastException;
+    }
+}