Examples with ServiceEvent org.osgi.framework.ServiceEvent used on opensource projects

Example 46 with ServiceEvent

use of org.osgi.framework.ServiceEvent in project felix by apache.

the class ServiceRegistry method unregisterService.

/**
 * Unregister a service.
 * @param reg : the service registration to unregister
 */
public void unregisterService(ServiceRegistrationImpl reg) {
    m_regs.remove(reg);
    fireServiceChanged(new ServiceEvent(ServiceEvent.UNREGISTERING, reg.getReference()));
}

Example 47 with ServiceEvent

use of org.osgi.framework.ServiceEvent in project felix by apache.

the class Activator method start.

// /////////////////////////////////////
// BundleActivator           //
// /////////////////////////////////////
public void start(BundleContext context) {
    m_context = context;
    // Listen for factory service events.
    ServiceListener sl = new ServiceListener() {

        public void serviceChanged(ServiceEvent event) {
            ServiceReference ref = event.getServiceReference();
            Object svcObj = m_context.getService(ref);
            if (event.getType() == ServiceEvent.REGISTERED) {
                synchronized (Activator.this) {
                    // !!!!!!!!!! ORDER MATTERS (Inheritance pb)
                    if (!m_pluginList.contains(svcObj)) {
                        if (svcObj instanceof CommonPlugin) {
                            m_commonpluginList.add(svcObj);
                            firePropertyChangedEvent(CommonPlugin.COMMON_PLUGIN_ADDED, null, svcObj);
                        } else if (svcObj instanceof Plugin) {
                            m_pluginList.add(svcObj);
                            firePropertyChangedEvent(Plugin.PLUGIN_ADDED, null, svcObj);
                        }
                    }
                }
            } else if (event.getType() == ServiceEvent.UNREGISTERING) {
                synchronized (Activator.this) {
                    removePropertyChangeListener((PropertyChangeListener) svcObj);
                    if (svcObj instanceof CommonPlugin) {
                        m_commonpluginList.remove(svcObj);
                        firePropertyChangedEvent(CommonPlugin.COMMON_PLUGIN_REMOVED, null, svcObj);
                    } else if (svcObj instanceof Plugin) {
                        m_pluginList.remove(svcObj);
                        firePropertyChangedEvent(Plugin.PLUGIN_REMOVED, null, svcObj);
                    }
                }
            } else {
                m_context.ungetService(ref);
            }
        }
    };
    try {
        m_context.addServiceListener(sl, "(|(objectClass=" + Plugin.class.getName() + ")(objectClass=" + CommonPlugin.class.getName() + "))");
    } catch (InvalidSyntaxException ex) {
        System.err.println("ShellGuiActivator: Cannot add service listener.");
        System.err.println("ShellGuiActivator: " + ex);
    }
    // Create and display the frame.
    if (m_frame == null) {
        m_frame = new JFrame("OSGi GUI Remote Manager");
        m_frame.setUndecorated(true);
        m_frame.getRootPane().setWindowDecorationStyle(JRootPane.FRAME);
        m_frame.setIconImage(Toolkit.getDefaultToolkit().getImage(m_context.getBundle().getResource("images/logo.gif")));
        // m_frame.setResizable(false);
        // m_frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
        // TODO : add a windowListener and use a Preferences service to save screen size
        m_frame.addWindowListener(new WindowAdapter() {

            public void windowClosing(WindowEvent we) {
                JFrame jf = (JFrame) we.getWindow();
                System.out.println(" Console.gui : window closing (" + jf.getSize().height + "*" + jf.getSize().width + ")");
            }

            public void windowClosed(WindowEvent we) {
                JFrame jf = (JFrame) we.getWindow();
                System.out.println(" Console.gui : window closed (" + jf.getSize().height + "*" + jf.getSize().width + ")");
            }
        });
        Dimension maxdim = m_frame.getToolkit().getScreenSize();
        int m_width = maxdim.width - 100;
        int m_height = maxdim.height - 100;
        m_frame.setBounds((int) ((maxdim.width - m_width) / 2), 20, m_width, m_height);
        // Right panel
        JSplitPane rightSplitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, new NodePanel(this, context), new CommonPanel(this));
        rightSplitPane.setOneTouchExpandable(true);
        rightSplitPane.setDividerLocation((int) (m_height * 2 / 3));
        // General Panel
        this.nodesTree = new NodesTree(this, context);
        JSplitPane gSplitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, this.nodesTree, rightSplitPane);
        gSplitPane.setOneTouchExpandable(true);
        gSplitPane.setDividerLocation((int) (m_width / 4));
        m_frame.getContentPane().add(gSplitPane);
    }
    // Now try to manually initialize the plugin list
    // since some might already be available.
    // initializePlugins();
    m_frame.setVisible(true);
    this.nodesTree.runDiscovery();
}

Example 48 with ServiceEvent

use of org.osgi.framework.ServiceEvent in project karaf by apache.

the class MavenTest method awaitMavenResolver.

/**
 * Invoke config admin task and await reregistration of {@link MavenResolver} service
 */
private void awaitMavenResolver(Runnable task) throws Exception {
    final CountDownLatch latch = new CountDownLatch(2);
    ServiceListener listener = new ServiceListener() {

        @Override
        public void serviceChanged(ServiceEvent event) {
            if (event.getType() == ServiceEvent.UNREGISTERING || event.getType() == ServiceEvent.REGISTERED) {
                latch.countDown();
            }
        }
    };
    bundleContext.addServiceListener(listener, "(objectClass=org.ops4j.pax.url.mvn.MavenResolver)");
    try {
        task.run();
        assertTrue(latch.await(5, TimeUnit.SECONDS));
    } finally {
        bundleContext.removeServiceListener(listener);
    }
}

Example 49 with ServiceEvent

use of org.osgi.framework.ServiceEvent in project karaf by apache.

the class GuardProxyCatalogTest method testHandleServiceModified.

@SuppressWarnings({ "unchecked", "rawtypes" })
@Test
public void testHandleServiceModified() throws Exception {
    Dictionary<String, Object> config = new Hashtable<>();
    config.put(Constants.SERVICE_PID, "test.1.2.3");
    config.put("service.guard", "(objectClass=" + TestServiceAPI.class.getName() + ")");
    config.put("doit", "role.1");
    Dictionary<String, Object> config2 = new Hashtable<>();
    config2.put(Constants.SERVICE_PID, "test.1.2.4");
    config2.put("service.guard", "(objectClass=" + TestServiceAPI2.class.getName() + ")");
    config2.put("doit", "role.2");
    BundleContext bc = mockConfigAdminBundleContext(config, config2);
    GuardProxyCatalog gpc = new GuardProxyCatalog(bc);
    // The service being proxied has these properties
    long serviceID = 1L;
    final Hashtable<String, Object> serviceProps = new Hashtable<>();
    serviceProps.put(Constants.OBJECTCLASS, new String[] { TestServiceAPI.class.getName(), TestServiceAPI2.class.getName() });
    serviceProps.put(Constants.SERVICE_ID, serviceID);
    // will be overwritten
    serviceProps.put(GuardProxyCatalog.SERVICE_GUARD_ROLES_PROPERTY, Arrays.asList("someone"));
    Object myObject = new Object();
    serviceProps.put("foo.bar", myObject);
    BundleContext providerBC = EasyMock.createNiceMock(BundleContext.class);
    EasyMock.expect(providerBC.registerService(EasyMock.aryEq(new String[] { TestServiceAPI.class.getName(), TestServiceAPI2.class.getName() }), EasyMock.anyObject(), EasyMock.anyObject(Dictionary.class))).andAnswer((IAnswer) () -> {
        final Dictionary props = (Dictionary) EasyMock.getCurrentArguments()[2];
        assertEquals(Boolean.TRUE, props.get(GuardProxyCatalog.PROXY_SERVICE_KEY));
        ServiceRegistration reg = EasyMock.createMock(ServiceRegistration.class);
        ServiceReference sr = mockServiceReference(props);
        EasyMock.expect(reg.getReference()).andReturn(sr).anyTimes();
        reg.setProperties(EasyMock.isA(Dictionary.class));
        EasyMock.expectLastCall().andAnswer(() -> {
            // Push the update into the service reference
            ArrayList<String> oldKeys = Collections.list(props.keys());
            for (String key : oldKeys) {
                props.remove(key);
            }
            Dictionary<String, Object> newProps = (Dictionary<String, Object>) EasyMock.getCurrentArguments()[0];
            for (String key : Collections.list(newProps.keys())) {
                props.put(key, newProps.get(key));
            }
            return null;
        }).once();
        EasyMock.replay(reg);
        return reg;
    }).anyTimes();
    EasyMock.replay(providerBC);
    // In some cases the proxy-creating code is looking for a classloader (e.g. when run through
    // a coverage tool such as EclEmma). This will satisfy that.
    BundleWiring bw = EasyMock.createMock(BundleWiring.class);
    EasyMock.expect(bw.getClassLoader()).andReturn(getClass().getClassLoader()).anyTimes();
    EasyMock.replay(bw);
    // The mock bundle that provides the original service (and also the proxy is registered with this)
    Bundle providerBundle = EasyMock.createNiceMock(Bundle.class);
    EasyMock.expect(providerBundle.getBundleContext()).andReturn(providerBC).anyTimes();
    EasyMock.expect(providerBundle.adapt(BundleWiring.class)).andReturn(bw).anyTimes();
    EasyMock.replay(providerBundle);
    ServiceReference sr = mockServiceReference(providerBundle, serviceProps);
    gpc.proxyIfNotAlreadyProxied(sr);
    GuardProxyCatalog.CreateProxyRunnable runnable = gpc.createProxyQueue.take();
    runnable.run(getProxyManager());
    ServiceRegistrationHolder holder = gpc.proxyMap.get(serviceID);
    ServiceRegistration<?> reg = holder.registration;
    for (String key : serviceProps.keySet()) {
        if (GuardProxyCatalog.SERVICE_GUARD_ROLES_PROPERTY.equals(key)) {
            assertEquals(new HashSet(Arrays.asList("role.1", "role.2")), reg.getReference().getProperty(key));
        } else {
            assertEquals(serviceProps.get(key), reg.getReference().getProperty(key));
        }
    }
    assertEquals(Boolean.TRUE, reg.getReference().getProperty(GuardProxyCatalog.PROXY_SERVICE_KEY));
    // now change the original service and let the proxy react
    serviceProps.put("test", "property");
    assertEquals("Precondition, the mocked reference should have picked up this change", "property", sr.getProperty("test"));
    gpc.serviceChanged(new ServiceEvent(ServiceEvent.MODIFIED, sr));
    assertEquals("Changing the service should not change the number of proxies", 1, gpc.proxyMap.size());
    for (String key : serviceProps.keySet()) {
        if (GuardProxyCatalog.SERVICE_GUARD_ROLES_PROPERTY.equals(key)) {
            assertEquals(new HashSet(Arrays.asList("role.1", "role.2")), reg.getReference().getProperty(key));
        } else {
            assertEquals(serviceProps.get(key), reg.getReference().getProperty(key));
        }
    }
    assertEquals("property", reg.getReference().getProperty("test"));
    assertEquals(Boolean.TRUE, reg.getReference().getProperty(GuardProxyCatalog.PROXY_SERVICE_KEY));
}

Example 50 with ServiceEvent

use of org.osgi.framework.ServiceEvent in project karaf by apache.

the class GuardProxyCatalogTest method testHandleServiceModified2.

@SuppressWarnings({ "unchecked", "rawtypes" })
@Test
public void testHandleServiceModified2() throws Exception {
    // no configuration used in this test...
    BundleContext bc = mockConfigAdminBundleContext();
    GuardProxyCatalog gpc = new GuardProxyCatalog(bc);
    // The service being proxied has these properties
    long serviceID = 1L;
    final Hashtable<String, Object> serviceProps = new Hashtable<>();
    serviceProps.put(Constants.OBJECTCLASS, new String[] { TestServiceAPI.class.getName() });
    serviceProps.put(Constants.SERVICE_ID, serviceID);
    BundleContext providerBC = EasyMock.createNiceMock(BundleContext.class);
    EasyMock.expect(providerBC.registerService(EasyMock.aryEq(new String[] { TestServiceAPI.class.getName() }), EasyMock.anyObject(), EasyMock.anyObject(Dictionary.class))).andAnswer((IAnswer) () -> {
        final Dictionary props = (Dictionary) EasyMock.getCurrentArguments()[2];
        assertEquals(Boolean.TRUE, props.get(GuardProxyCatalog.PROXY_SERVICE_KEY));
        ServiceRegistration reg = EasyMock.createMock(ServiceRegistration.class);
        ServiceReference sr = mockServiceReference(props);
        EasyMock.expect(reg.getReference()).andReturn(sr).anyTimes();
        reg.setProperties(EasyMock.isA(Dictionary.class));
        EasyMock.expectLastCall().andAnswer(() -> {
            // Push the update into the service reference
            ArrayList<String> oldKeys = Collections.list(props.keys());
            for (String key : oldKeys) {
                props.remove(key);
            }
            Dictionary<String, Object> newProps = (Dictionary<String, Object>) EasyMock.getCurrentArguments()[0];
            for (String key : Collections.list(newProps.keys())) {
                props.put(key, newProps.get(key));
            }
            return null;
        }).once();
        EasyMock.replay(reg);
        return reg;
    }).anyTimes();
    EasyMock.replay(providerBC);
    // In some cases the proxy-creating code is looking for a classloader (e.g. when run through
    // a coverage tool such as EclEmma). This will satisfy that.
    BundleWiring bw = EasyMock.createMock(BundleWiring.class);
    EasyMock.expect(bw.getClassLoader()).andReturn(getClass().getClassLoader()).anyTimes();
    EasyMock.replay(bw);
    // The mock bundle that provides the original service (and also the proxy is registered with this)
    Bundle providerBundle = EasyMock.createNiceMock(Bundle.class);
    EasyMock.expect(providerBundle.getBundleContext()).andReturn(providerBC).anyTimes();
    EasyMock.expect(providerBundle.adapt(BundleWiring.class)).andReturn(bw).anyTimes();
    EasyMock.replay(providerBundle);
    ServiceReference sr = mockServiceReference(providerBundle, serviceProps);
    gpc.proxyIfNotAlreadyProxied(sr);
    GuardProxyCatalog.CreateProxyRunnable runnable = gpc.createProxyQueue.take();
    runnable.run(getProxyManager());
    ServiceRegistrationHolder holder = gpc.proxyMap.get(serviceID);
    ServiceRegistration<?> reg = holder.registration;
    assertFalse("No roles defined for this service using configuration, so roles property should not be set", Arrays.asList(reg.getReference().getPropertyKeys()).contains(GuardProxyCatalog.SERVICE_GUARD_ROLES_PROPERTY));
    for (String key : serviceProps.keySet()) {
        assertEquals(serviceProps.get(key), reg.getReference().getProperty(key));
    }
    assertEquals(Boolean.TRUE, reg.getReference().getProperty(GuardProxyCatalog.PROXY_SERVICE_KEY));
    // now change the original service and let the proxy react
    serviceProps.put(GuardProxyCatalog.SERVICE_GUARD_ROLES_PROPERTY, "foobar");
    assertEquals("Precondition, the mocked reference should have picked up this change", "foobar", sr.getProperty(GuardProxyCatalog.SERVICE_GUARD_ROLES_PROPERTY));
    gpc.serviceChanged(new ServiceEvent(ServiceEvent.MODIFIED, sr));
    assertEquals("Changing the service should not change the number of proxies", 1, gpc.proxyMap.size());
    assertFalse("The roles property set on the modified service should have been removed", Arrays.asList(reg.getReference().getPropertyKeys()).contains(GuardProxyCatalog.SERVICE_GUARD_ROLES_PROPERTY));
    assertEquals(Boolean.TRUE, reg.getReference().getProperty(GuardProxyCatalog.PROXY_SERVICE_KEY));
}