| /******************************************************************************* |
| * Copyright (c) 2004 Composent, Inc. and others. All rights reserved. This |
| * program and the accompanying materials are made available under the terms of |
| * the Eclipse Public License v1.0 which accompanies this distribution, and is |
| * available at http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: Composent, Inc. - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.ecf.provider.remoteservice.generic; |
| |
| import java.io.IOException; |
| import java.io.Serializable; |
| import java.security.*; |
| import java.util.*; |
| import org.eclipse.core.runtime.*; |
| import org.eclipse.core.runtime.jobs.Job; |
| import org.eclipse.ecf.core.ContainerConnectException; |
| import org.eclipse.ecf.core.events.IContainerConnectedEvent; |
| import org.eclipse.ecf.core.events.IContainerDisconnectedEvent; |
| import org.eclipse.ecf.core.identity.*; |
| import org.eclipse.ecf.core.jobs.JobsExecutor; |
| import org.eclipse.ecf.core.security.IConnectContext; |
| import org.eclipse.ecf.core.sharedobject.*; |
| import org.eclipse.ecf.core.sharedobject.events.ISharedObjectActivatedEvent; |
| import org.eclipse.ecf.core.util.*; |
| import org.eclipse.ecf.internal.provider.remoteservice.*; |
| import org.eclipse.ecf.remoteservice.*; |
| import org.eclipse.ecf.remoteservice.events.*; |
| import org.eclipse.equinox.concurrent.future.*; |
| import org.eclipse.osgi.util.NLS; |
| import org.osgi.framework.*; |
| |
| public class RegistrySharedObject extends BaseSharedObject implements IRemoteServiceContainerAdapter { |
| |
| protected RemoteServiceRegistryImpl localRegistry; |
| |
| protected final Map remoteRegistrys = Collections.synchronizedMap(new HashMap()); |
| |
| protected final List serviceListeners = new ArrayList(); |
| |
| protected final Map localServiceRegistrations = new HashMap(); |
| |
| protected Map addRegistrationRequests = new Hashtable(); |
| |
| /** |
| * @since 3.0 |
| */ |
| protected int addRegistrationRequestTimeout = ADD_REGISTRATION_REQUEST_TIMEOUT; |
| |
| protected List requests = Collections.synchronizedList(new ArrayList()); |
| |
| /** |
| * @since 3.0 |
| */ |
| protected IConnectContext connectContext; |
| |
| public RegistrySharedObject() { |
| // |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ecf.core.sharedobject.BaseSharedObject#dispose(org.eclipse.ecf.core.identity.ID) |
| */ |
| public void dispose(ID containerID) { |
| super.dispose(containerID); |
| unregisterAllServiceRegistrations(); |
| remoteRegistrys.clear(); |
| serviceListeners.clear(); |
| localServiceRegistrations.clear(); |
| addRegistrationRequests.clear(); |
| requests.clear(); |
| } |
| |
| /* Begin implementation of IRemoteServiceContainerAdapter public interface */ |
| /* (non-Javadoc) |
| * @see org.eclipse.ecf.remoteservice.IRemoteServiceContainerAdapter#addRemoteServiceListener(org.eclipse.ecf.remoteservice.IRemoteServiceListener) |
| */ |
| public void addRemoteServiceListener(IRemoteServiceListener listener) { |
| synchronized (serviceListeners) { |
| serviceListeners.add(listener); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ecf.remoteservice.IRemoteServiceContainerAdapter#removeRemoteServiceListener(org.eclipse.ecf.remoteservice.IRemoteServiceListener) |
| */ |
| public void removeRemoteServiceListener(IRemoteServiceListener listener) { |
| synchronized (serviceListeners) { |
| serviceListeners.remove(listener); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ecf.remoteservice.IRemoteServiceContainerAdapter#getRemoteService(org.eclipse.ecf.remoteservice.IRemoteServiceReference) |
| */ |
| public IRemoteService getRemoteService(IRemoteServiceReference reference) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "getRemoteService", reference); //$NON-NLS-1$ |
| final RemoteServiceRegistrationImpl registration = getRemoteServiceRegistrationImpl(reference); |
| if (registration == null) |
| return null; |
| final RemoteServiceImpl remoteService = new RemoteServiceImpl(this, registration); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "getRemoteService", remoteService); //$NON-NLS-1$ |
| return remoteService; |
| } |
| |
| private void addReferencesFromRemoteRegistrys(ID[] idFilter, String clazz, IRemoteFilter remoteFilter, List referencesFound) { |
| synchronized (remoteRegistrys) { |
| if (idFilter == null) { |
| final ArrayList registrys = new ArrayList(remoteRegistrys.values()); |
| for (final Iterator i = registrys.iterator(); i.hasNext();) { |
| final RemoteServiceRegistryImpl registry = (RemoteServiceRegistryImpl) i.next(); |
| // Add IRemoteServiceReferences from each remote registry |
| addReferencesFromRegistry(clazz, remoteFilter, registry, referencesFound); |
| } |
| } else { |
| for (int i = 0; i < idFilter.length; i++) { |
| final RemoteServiceRegistryImpl registry = (RemoteServiceRegistryImpl) remoteRegistrys.get(idFilter[i]); |
| if (registry != null) { |
| addReferencesFromRegistry(clazz, remoteFilter, registry, referencesFound); |
| } |
| } |
| } |
| } |
| } |
| |
| /** |
| * @since 3.0 |
| */ |
| protected int getAddRegistrationRequestTimeout() { |
| return addRegistrationRequestTimeout; |
| } |
| |
| /** |
| * @since 3.0 |
| */ |
| public IRemoteServiceReference[] getAllRemoteServiceReferences(String clazz, String filter) throws InvalidSyntaxException { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "getAllRemoteServiceReferences", new Object[] {clazz, filter}); //$NON-NLS-1$ |
| final IRemoteFilter remoteFilter = (filter == null) ? null : new RemoteFilterImpl(filter); |
| final List references = new ArrayList(); |
| // Add any from local registry |
| synchronized (localRegistry) { |
| addReferencesFromRegistry(clazz, remoteFilter, localRegistry, references); |
| } |
| // Lookup from remote registrys...add to given references List |
| addReferencesFromRemoteRegistrys(null, clazz, remoteFilter, references); |
| final IRemoteServiceReference[] result = (IRemoteServiceReference[]) references.toArray(new IRemoteServiceReference[references.size()]); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "getAllRemoteServiceReferences", result); //$NON-NLS-1$ |
| return (result.length == 0) ? null : result; |
| } |
| |
| /** |
| * @since 3.0 |
| */ |
| public IRemoteServiceReference[] getRemoteServiceReferences(ID targetID, String clazz, String filter) throws InvalidSyntaxException, ContainerConnectException { |
| // If no target specified, just search for all available references |
| if (targetID == null) |
| return getRemoteServiceReferences((ID[]) null, clazz, filter); |
| // If we're not already connected, then connect to targetID |
| // If we *are* already connected, then we do *not* connect to target, but rather just search for targetID/endpoint |
| if (!isConnected()) { |
| getContext().connect(targetID, connectContext); |
| } |
| // Now we're connected (or already were connected), so we look for remote service references for target |
| return getRemoteServiceReferences(new ID[] {targetID}, clazz, filter); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ecf.remoteservice.IRemoteServiceContainerAdapter#getRemoteServiceReferences(org.eclipse.ecf.core.identity.ID[], java.lang.String, java.lang.String) |
| */ |
| public IRemoteServiceReference[] getRemoteServiceReferences(ID[] idFilter, String clazz, String filter) throws InvalidSyntaxException { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "getRemoteServiceReferences", new Object[] {idFilter, clazz, filter}); //$NON-NLS-1$ |
| if (clazz == null) |
| return null; |
| final IRemoteFilter remoteFilter = (filter == null) ? null : new RemoteFilterImpl(filter); |
| final List references = new ArrayList(); |
| // Lookup from remote registrys...add to given references List |
| addReferencesFromRemoteRegistrys(idFilter, clazz, remoteFilter, references); |
| // If none found the first time we send a registration request and wait |
| if (references.size() == 0) { |
| AddRegistrationRequest first = null; |
| List ourAddRegistrationRequests = new ArrayList(); |
| // It's not already here...so send out AddRegistrationRequests |
| if (idFilter == null) { |
| first = new AddRegistrationRequest(null, clazz, filter, first); |
| ourAddRegistrationRequests.add(first); |
| } else { |
| for (int i = 0; i < idFilter.length; i++) { |
| ID target = idFilter[i]; |
| if (target != null) { |
| AddRegistrationRequest request = new AddRegistrationRequest(target, clazz, filter, first); |
| if (i == 0) |
| first = request; |
| // Add to list of all know |
| ourAddRegistrationRequests.add(request); |
| addRegistrationRequests.put(request.getId(), request); |
| sendAddRegistrationRequest(target, request, getAddRegistrationRequestCredentials(request)); |
| } |
| } |
| } |
| // Wait here for timeout or response |
| first.waitForResponse(ADD_REGISTRATION_REQUEST_TIMEOUT); |
| // Now look again |
| addReferencesFromRemoteRegistrys(idFilter, clazz, remoteFilter, references); |
| // In either case, remove all the addRegistrationRequests |
| for (Iterator i = ourAddRegistrationRequests.iterator(); i.hasNext();) { |
| AddRegistrationRequest request = (AddRegistrationRequest) i.next(); |
| addRegistrationRequests.remove(request.getId()); |
| } |
| |
| } |
| ID localContainerID = getLocalContainerID(); |
| // Only look in local remote service registry if idFilter is null OR the idFilter |
| // contains the local container ID |
| if (idFilter == null || Arrays.asList(idFilter).contains(localContainerID)) { |
| synchronized (localRegistry) { |
| // Add any from local registry |
| addReferencesFromRegistry(clazz, remoteFilter, localRegistry, references); |
| } |
| } |
| final IRemoteServiceReference[] result = (IRemoteServiceReference[]) references.toArray(new IRemoteServiceReference[references.size()]); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "getRemoteServiceReferences", result); //$NON-NLS-1$ |
| return (result.length == 0) ? null : result; |
| } |
| |
| protected Serializable getAddRegistrationRequestCredentials(AddRegistrationRequest request) { |
| return null; |
| } |
| |
| protected ID[] getTargetsFromProperties(Dictionary properties) { |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ecf.remoteservice.IRemoteServiceContainerAdapter#registerRemoteService(java.lang.String[], java.lang.Object, java.util.Dictionary) |
| */ |
| public IRemoteServiceRegistration registerRemoteService(String[] clazzes, Object service, Dictionary properties) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "registerRemoteService", new Object[] {clazzes, service, properties}); //$NON-NLS-1$ |
| if (service == null) { |
| throw new NullPointerException(Messages.RegistrySharedObject_EXCEPTION_SERVICE_CANNOT_BE_NULL); |
| } |
| final int size = clazzes.length; |
| |
| if (size == 0) { |
| throw new IllegalArgumentException(Messages.RegistrySharedObject_EXCEPTION_SERVICE_CLASSES_LIST_EMPTY); |
| } |
| |
| final String[] copy = new String[clazzes.length]; |
| for (int i = 0; i < clazzes.length; i++) { |
| copy[i] = new String(clazzes[i].getBytes()); |
| } |
| clazzes = copy; |
| |
| final String invalidService = checkServiceClass(clazzes, service); |
| if (invalidService != null) { |
| throw new IllegalArgumentException(Messages.RegistrySharedObject_7 + invalidService); |
| } |
| |
| final RemoteServiceRegistrationImpl reg = new RemoteServiceRegistrationImpl(); |
| reg.publish(this, localRegistry, service, clazzes, properties); |
| |
| final ID[] targets = getTargetsFromProperties(properties); |
| if (targets == null) |
| sendAddRegistration(null, reg); |
| else |
| for (int i = 0; i < targets.length; i++) |
| sendAddRegistration(targets[i], reg); |
| |
| fireRemoteServiceListeners(createRegisteredEvent(reg)); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "registerRemoteService", reg); //$NON-NLS-1$ |
| |
| return reg; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ecf.remoteservice.IRemoteServiceContainerAdapter#ungetRemoteService(org.eclipse.ecf.remoteservice.IRemoteServiceReference) |
| */ |
| public boolean ungetRemoteService(IRemoteServiceReference ref) { |
| IRemoteServiceID serviceID = ref.getID(); |
| if (serviceID == null) |
| return false; |
| synchronized (localRegistry) { |
| RemoteServiceRegistrationImpl registry = localRegistry.findRegistrationForRemoteServiceId(serviceID); |
| if (registry != null) |
| return true; |
| } |
| synchronized (remoteRegistrys) { |
| final RemoteServiceRegistryImpl registry = (RemoteServiceRegistryImpl) remoteRegistrys.get(serviceID.getContainerID()); |
| if (registry != null) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| protected ISharedObjectContext getSOContext() { |
| return super.getContext(); |
| } |
| |
| /* End implementation of IRemoteServiceContainerAdapter public interface */ |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ecf.core.sharedobject.BaseSharedObject#initialize() |
| */ |
| public void initialize() throws SharedObjectInitException { |
| super.initialize(); |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "initialize"); //$NON-NLS-1$ |
| super.addEventProcessor(new IEventProcessor() { |
| public boolean processEvent(Event arg0) { |
| if (arg0 instanceof IContainerConnectedEvent) { |
| handleContainerConnectedEvent((IContainerConnectedEvent) arg0); |
| } else if (arg0 instanceof IContainerDisconnectedEvent) { |
| handleContainerDisconnectedEvent((IContainerDisconnectedEvent) arg0); |
| } else if (arg0 instanceof ISharedObjectActivatedEvent) { |
| if (getSOContext().getConnectedID() != null) { |
| // We're already connected, so send request for update |
| sendRegistryUpdateRequest(); |
| } |
| } |
| return false; |
| } |
| }); |
| localRegistry = new RemoteServiceRegistryImpl(getLocalContainerID()); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "initialize"); //$NON-NLS-1$ |
| } |
| |
| protected void handleContainerDisconnectedEvent(IContainerDisconnectedEvent event) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "handleContainerDisconnectedEvent", event); //$NON-NLS-1$ |
| final ID targetID = event.getTargetID(); |
| RemoteServiceRegistrationImpl registrations[] = null; |
| synchronized (remoteRegistrys) { |
| final RemoteServiceRegistryImpl registry = getRemoteRegistry(targetID); |
| if (registry != null) { |
| removeRemoteRegistry(targetID); |
| registrations = registry.getRegistrations(); |
| if (registrations != null) { |
| for (int i = 0; i < registrations.length; i++) { |
| registry.unpublishService(registrations[i]); |
| unregisterServiceRegistrationsForContainer(registrations[i].getContainerID()); |
| } |
| } |
| } |
| } |
| // Do notification outside synchronized block |
| if (registrations != null) { |
| for (int i = 0; i < registrations.length; i++) { |
| fireRemoteServiceListeners(createUnregisteredEvent(registrations[i])); |
| } |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "handleContainerDisconnectedEvent"); //$NON-NLS-1$ |
| } |
| |
| protected void sendRegistryUpdate(ID targetContainerID) { |
| synchronized (localRegistry) { |
| final RemoteServiceRegistrationImpl registrations[] = localRegistry.getRegistrations(); |
| if (registrations != null) { |
| for (int i = 0; i < registrations.length; i++) { |
| final RemoteServiceRegistrationImpl registration = registrations[i]; |
| sendAddRegistration(targetContainerID, registration); |
| } |
| } |
| } |
| } |
| |
| protected void handleContainerConnectedEvent(IContainerConnectedEvent event) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "handleContainerConnectedEvent", event); //$NON-NLS-1$ |
| // If we're a group manager or the newly connected container is the |
| // group manager |
| ID targetID = event.getTargetID(); |
| // If we're the group manager, or we've just joined the group, |
| // then we sendAddRegistration to all |
| if (getContext().isGroupManager() || event.getTargetID().equals(getConnectedID())) { |
| targetID = null; |
| } |
| sendRegistryUpdate(targetID); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "handleContainerConnectedEvent"); //$NON-NLS-1$ |
| } |
| |
| private Request createRequest(RemoteServiceRegistrationImpl remoteRegistration, IRemoteCall call, IRemoteCallListener listener) { |
| final RemoteServiceReferenceImpl refImpl = (RemoteServiceReferenceImpl) remoteRegistration.getReference(); |
| return new Request(this.getLocalContainerID(), remoteRegistration.getServiceId(), RemoteCallImpl.createRemoteCall(refImpl.getRemoteClass(), call.getMethod(), call.getParameters(), call.getTimeout()), listener); |
| } |
| |
| protected void fireRemoteServiceListeners(IRemoteServiceEvent event) { |
| List entries = null; |
| synchronized (serviceListeners) { |
| entries = new ArrayList(serviceListeners); |
| } |
| for (final Iterator i = entries.iterator(); i.hasNext();) { |
| final IRemoteServiceListener l = (IRemoteServiceListener) i.next(); |
| l.handleServiceEvent(event); |
| } |
| } |
| |
| private RemoteServiceRegistrationImpl getRemoteServiceRegistrationImpl(IRemoteServiceReference reference) { |
| if (reference instanceof RemoteServiceReferenceImpl) { |
| final RemoteServiceReferenceImpl ref = (RemoteServiceReferenceImpl) reference; |
| if (!ref.isActive()) { |
| return null; |
| } |
| return ref.getRegistration(); |
| } |
| return null; |
| } |
| |
| private void addReferencesFromRegistry(String clazz, IRemoteFilter remoteFilter, RemoteServiceRegistryImpl registry, List references) { |
| final IRemoteServiceReference[] rs = registry.lookupServiceReferences(clazz, remoteFilter); |
| if (rs != null) { |
| for (int j = 0; j < rs.length; j++) { |
| references.add(rs[j]); |
| } |
| } |
| } |
| |
| protected Object callSynch(RemoteServiceRegistrationImpl registration, IRemoteCall call) throws ECFException { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "callSynch", new Object[] {registration, call}); //$NON-NLS-1$ |
| boolean doneWaiting = false; |
| Response response = null; |
| try { |
| // First send request |
| final Request request = sendCallRequest(registration, call); |
| long requestId = request.getRequestId(); |
| Trace.trace(Activator.PLUGIN_ID, "callSync request sent with requestid=" + requestId); //$NON-NLS-1$ |
| // Then get the specified timeout and calculate when we should |
| // timeout in real time |
| final long timeout = call.getTimeout() + System.currentTimeMillis(); |
| // Now loop until timeout time has elapsed |
| while ((timeout - System.currentTimeMillis()) > 0 && !doneWaiting) { |
| synchronized (request) { |
| if (request.isDone()) { |
| Trace.trace(Activator.PLUGIN_ID, Messages.RegistrySharedObject_15 + requestId); |
| doneWaiting = true; |
| response = request.getResponse(); |
| if (response == null) |
| throw new ECFException(Messages.RegistrySharedObject_EXCEPTION_INVALID_RESPONSE); |
| } else { |
| Trace.trace(Activator.PLUGIN_ID, "Waiting " + RESPONSE_WAIT_INTERVAL + " for response to request: " + requestId); //$NON-NLS-1$ //$NON-NLS-2$ |
| request.wait(RESPONSE_WAIT_INTERVAL); |
| } |
| } |
| } |
| if (!doneWaiting) |
| throw new ECFException(NLS.bind(Messages.RegistrySharedObject_19, Long.toString(call.getTimeout())), new TimeoutException(call.getTimeout())); |
| } catch (final IOException e) { |
| log(CALL_REQUEST_ERROR_CODE, CALL_REQUEST_ERROR_MESSAGE, e); |
| throw new ECFException(Messages.RegistrySharedObject_EXCEPTION_SENDING_REQUEST, e); |
| } catch (final InterruptedException e) { |
| log(CALL_REQUEST_TIMEOUT_ERROR_CODE, CALL_REQUEST_TIMEOUT_ERROR_MESSAGE, e); |
| throw new ECFException(Messages.RegistrySharedObject_EXCEPTION_WAIT_INTERRUPTED, e); |
| } |
| // Success...now get values and return |
| Object result = null; |
| if (response.hadException()) |
| throw new ECFException(Messages.RegistrySharedObject_EXCEPTION_IN_REMOTE_CALL, response.getException()); |
| result = response.getResponse(); |
| |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "callSynch", result); //$NON-NLS-1$ |
| return result; |
| |
| } |
| |
| protected void fireCallStartEvent(IRemoteCallListener listener, final long requestId, final IRemoteServiceReference reference, final IRemoteCall call) { |
| if (listener != null) { |
| listener.handleEvent(new IRemoteCallStartEvent() { |
| public long getRequestId() { |
| return requestId; |
| } |
| |
| public IRemoteCall getCall() { |
| return call; |
| } |
| |
| public IRemoteServiceReference getReference() { |
| return reference; |
| } |
| |
| public String toString() { |
| final StringBuffer buf = new StringBuffer("IRemoteCallStartEvent["); //$NON-NLS-1$ |
| buf.append(";reference=").append(reference).append(";call=").append(call).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
| return buf.toString(); |
| } |
| }); |
| } |
| } |
| |
| protected void fireCallCompleteEvent(IRemoteCallListener listener, final long requestId, final Object response, final boolean hadException, final Throwable exception) { |
| if (listener != null) { |
| listener.handleEvent(new IRemoteCallCompleteEvent() { |
| public long getRequestId() { |
| return requestId; |
| } |
| |
| public Throwable getException() { |
| return exception; |
| } |
| |
| public Object getResponse() { |
| return response; |
| } |
| |
| public boolean hadException() { |
| return hadException; |
| } |
| |
| public String toString() { |
| final StringBuffer buf = new StringBuffer("IRemoteCallCompleteEvent["); //$NON-NLS-1$ |
| buf.append(";response=").append(response).append(";hadException=").append(hadException).append(";exception=").append(exception).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ |
| return buf.toString(); |
| } |
| }); |
| } |
| } |
| |
| static String checkServiceClass(final String[] clazzes, final Object serviceObject) { |
| final ClassLoader cl = (ClassLoader) AccessController.doPrivileged(new PrivilegedAction() { |
| public Object run() { |
| return serviceObject.getClass().getClassLoader(); |
| } |
| }); |
| for (int i = 0; i < clazzes.length; i++) { |
| try { |
| final Class serviceClazz = cl == null ? Class.forName(clazzes[i]) : cl.loadClass(clazzes[i]); |
| if (!serviceClazz.isInstance(serviceObject)) { |
| return clazzes[i]; |
| } |
| } catch (final ClassNotFoundException e) { |
| // This check is rarely done |
| if (extensiveCheckServiceClass(clazzes[i], serviceObject.getClass())) { |
| return clazzes[i]; |
| } |
| } |
| } |
| return null; |
| } |
| |
| private static boolean extensiveCheckServiceClass(String clazz, Class serviceClazz) { |
| if (clazz.equals(serviceClazz.getName())) { |
| return false; |
| } |
| final Class[] interfaces = serviceClazz.getInterfaces(); |
| for (int i = 0; i < interfaces.length; i++) { |
| if (!extensiveCheckServiceClass(clazz, interfaces[i])) { |
| return false; |
| } |
| } |
| final Class superClazz = serviceClazz.getSuperclass(); |
| if (superClazz != null) { |
| if (!extensiveCheckServiceClass(clazz, superClazz)) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| /** |
| * Message send and handlers |
| */ |
| private static final String FIRE_REQUEST = "handleFireRequest"; //$NON-NLS-1$ |
| |
| private static final String FIRE_REQUEST_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_SENDING_FIRE_REQUEST; |
| |
| private static final int FIRE_REQUEST_ERROR_CODE = 202; |
| |
| private static final String CALL_REQUEST = "handleCallRequest"; //$NON-NLS-1$ |
| |
| private static final String CALL_REQUEST_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_SENDING_CALL_REQUEST; |
| |
| private static final int CALL_REQUEST_ERROR_CODE = 203; |
| |
| private static final String CALL_REQUEST_TIMEOUT_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_TIMEOUT_FOR_CALL_REQUEST; |
| |
| private static final int CALL_REQUEST_TIMEOUT_ERROR_CODE = 204; |
| |
| private static final String UNREGISTER = "handleUnregister"; //$NON-NLS-1$ |
| |
| private static final String UNREGISTER_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_SENDING_SERVICE_UNREGISTER; |
| |
| private static final int UNREGISTER_ERROR_CODE = 206; |
| |
| private static final String MSG_INVOKE_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_SHARED_OBJECT_INVOKE; |
| |
| private static final int MSG_INVOKE_ERROR_CODE = 207; |
| |
| private static final String SERVICE_INVOKE_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_INVOKING_SERVICE; |
| |
| private static final int SERVICE_INVOKE_ERROR_CODE = 208; |
| |
| private static final String HANDLE_REQUEST_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_LOCALLY_INVOKING_REMOTE_CALL; |
| |
| private static final int HANDLE_REQUEST_ERROR_CODE = 209; |
| |
| private static final String CALL_RESPONSE = "handleCallResponse"; //$NON-NLS-1$ |
| |
| private static final String CALL_RESPONSE_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_SENDING_RESPONSE; |
| |
| private static final int CALL_RESPONSE_ERROR_CODE = 210; |
| |
| private static final String REQUEST_NOT_FOUND_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_REQUEST_NOT_FOUND; |
| |
| private static final int REQUEST_NOT_FOUND_ERROR_CODE = 211; |
| |
| private static final long RESPONSE_WAIT_INTERVAL = 5000; |
| |
| private static final String ADD_REGISTRATION = "handleAddRegistration"; //$NON-NLS-1$ |
| |
| private static final String ADD_REGISTRATION_ERROR_MESSAGE = Messages.RegistrySharedObject_EXCEPTION_SENDING_ADD_SERVICE; |
| |
| private static final int ADD_REGISTRATION_ERROR_CODE = 212; |
| |
| private static final String ADD_REGISTRATION_REFUSED = "handleAddRegistrationRefused"; //$NON-NLS-1$ |
| |
| private static final String ADD_REGISTRATION_REFUSED_ERROR_MESSAGE = "Error sending addRegistration refused"; //$NON-NLS-1$ |
| |
| private static final int ADD_REGISTRATION_REFUSED_ERROR_CODE = 214; |
| |
| private static final String REQUEST_SERVICE = "handleRequestService"; //$NON-NLS-1$ |
| |
| private static final int REQUEST_SERVICE_ERROR_CODE = 213; |
| |
| private static final String REQUEST_SERVICE_ERROR_MESSAGE = "Error sending requestServiceReference"; //$NON-NLS-1$ |
| |
| private static final String REGISTRY_UPDATE_REQUEST = "handleRegistryUpdateRequest"; //$NON-NLS-1$ |
| |
| private static final int ADD_REGISTRATION_REQUEST_TIMEOUT = new Integer(System.getProperty("ecf.addregistrationrequest.timeout", "5000")).intValue(); //$NON-NLS-1$ //$NON-NLS-2$ |
| |
| protected void sendRegistryUpdateRequest() { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "sendRegistryUpdateRequest"); //$NON-NLS-1$ |
| try { |
| sendSharedObjectMsgTo(null, SharedObjectMsg.createMsg(REGISTRY_UPDATE_REQUEST, getLocalContainerID())); |
| } catch (final IOException e) { |
| log(CALL_RESPONSE_ERROR_CODE, CALL_RESPONSE_ERROR_MESSAGE, e); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "sendRegistryUpdateRequest"); //$NON-NLS-1$ |
| } |
| |
| protected void handleRegistryUpdateRequest(ID remoteContainerID) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), REGISTRY_UPDATE_REQUEST); |
| if (remoteContainerID == null || getLocalContainerID().equals(remoteContainerID)) { |
| return; |
| } |
| sendRegistryUpdate(remoteContainerID); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), REGISTRY_UPDATE_REQUEST); |
| } |
| |
| protected AddRegistrationRequest sendAddRegistrationRequest(ID receiver, AddRegistrationRequest request, Serializable credentials) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "sendAddRegistrationRequest", new Object[] {receiver, request, credentials}); //$NON-NLS-1$ |
| Assert.isNotNull(receiver); |
| Assert.isNotNull(request); |
| try { |
| sendSharedObjectMsgTo(receiver, SharedObjectMsg.createMsg(null, REQUEST_SERVICE, new Object[] {getLocalContainerID(), request, request.getId(), credentials})); |
| } catch (final IOException e) { |
| log(REQUEST_SERVICE_ERROR_CODE, REQUEST_SERVICE_ERROR_MESSAGE, e); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "sendAddRegistrationRequest"); //$NON-NLS-1$ |
| return request; |
| } |
| |
| protected void checkRequestServiceAuthorization(ID remoteContainerID, AddRegistrationRequest request, Serializable credentials) throws AccessControlException { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "checkRequestServiceAuthorization", new Object[] {remoteContainerID, request, credentials}); //$NON-NLS-1$ |
| return; |
| } |
| |
| protected void handleRequestService(ID remoteContainerID, AddRegistrationRequest request, Integer requestId, Serializable credentials) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "handleRequestServiceReference", new Object[] {remoteContainerID, request, requestId, credentials}); //$NON-NLS-1$ |
| if (remoteContainerID == null || requestId == null) |
| return; |
| if (request == null || request.getService() == null) |
| return; |
| IRemoteFilter rf = null; |
| try { |
| rf = (request.getFilter() == null) ? null : new RemoteFilterImpl(request.getFilter()); |
| } catch (InvalidSyntaxException e) { |
| // log and set rf to null and ignore |
| log("handleRequestService invalid syntax exception for filter", e); //$NON-NLS-1$ |
| rf = null; |
| } |
| try { |
| checkRequestServiceAuthorization(remoteContainerID, request, credentials); |
| } catch (AccessControlException e) { |
| // Log and return...i.e. do nothing |
| log("handleRequestService. checkRequestServiceAuthorization exception", e); //$NON-NLS-1$ |
| sendAddRegistrationRequestRefused(remoteContainerID, requestId, e); |
| return; |
| } |
| synchronized (localRegistry) { |
| RemoteServiceReferenceImpl[] srs = (RemoteServiceReferenceImpl[]) localRegistry.lookupServiceReferences(request.getService(), rf); |
| if (srs != null && srs.length > 0) { |
| for (int i = 0; i < srs.length; i++) { |
| RemoteServiceRegistrationImpl impl = getRemoteServiceRegistrationImpl(srs[i]); |
| if (impl != null) { |
| sendAddRegistration(remoteContainerID, requestId, impl); |
| } |
| } |
| } else |
| sendAddRegistrationRequestRefused(remoteContainerID, requestId, null); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "handleRequestService"); //$NON-NLS-1$ |
| } |
| |
| protected void sendAddRegistration(ID receiver, RemoteServiceRegistrationImpl reg) { |
| sendAddRegistration(receiver, null, reg); |
| } |
| |
| protected void sendAddRegistration(ID receiver, Integer requestId, RemoteServiceRegistrationImpl reg) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "sendAddRegistration", new Object[] {receiver, requestId, reg}); //$NON-NLS-1$ |
| try { |
| sendSharedObjectMsgTo(receiver, SharedObjectMsg.createMsg(null, ADD_REGISTRATION, getLocalContainerID(), requestId, reg)); |
| } catch (final IOException e) { |
| log(ADD_REGISTRATION_ERROR_CODE, ADD_REGISTRATION_ERROR_MESSAGE, e); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "sendAddRegistration"); //$NON-NLS-1$ |
| } |
| |
| protected void sendAddRegistrationRequestRefused(ID receiver, Integer requestId, Exception except) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "sendAddRegistrationRequestRefused", new Object[] {receiver, except}); //$NON-NLS-1$ |
| try { |
| sendSharedObjectMsgTo(receiver, SharedObjectMsg.createMsg(null, ADD_REGISTRATION_REFUSED, getLocalContainerID(), requestId, except)); |
| } catch (final IOException e) { |
| log(ADD_REGISTRATION_REFUSED_ERROR_CODE, ADD_REGISTRATION_REFUSED_ERROR_MESSAGE, e); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "sendAddRegistrationRequestRefused"); //$NON-NLS-1$ |
| } |
| |
| protected void handleAddRegistrationRequestRefused(ID remoteContainerID, Integer requestId, AccessControlException e) { |
| if (remoteContainerID == null || requestId == null) |
| return; |
| // else lookup AddRegistrationRequest and notify |
| notifyAddRegistrationResponse(remoteContainerID, requestId, e); |
| } |
| |
| protected void handleAddRegistration(ID remoteContainerID, final RemoteServiceRegistrationImpl registration) { |
| handleAddRegistration(remoteContainerID, null, registration); |
| } |
| |
| protected void handleAddRegistration(ID remoteContainerID, Integer requestId, final RemoteServiceRegistrationImpl registration) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), ADD_REGISTRATION, new Object[] {remoteContainerID, registration}); |
| if (remoteContainerID == null || getLocalContainerID().equals(remoteContainerID)) { |
| return; |
| } |
| boolean added = false; |
| synchronized (remoteRegistrys) { |
| // Find registry for remoteContainer |
| RemoteServiceRegistryImpl registry = getRemoteRegistry(remoteContainerID); |
| // If there's not one already then lazily make one and add it |
| if (registry == null) { |
| registry = new RemoteServiceRegistryImpl(remoteContainerID); |
| addRemoteRegistry(registry); |
| } |
| // publish service in this registry. At this point it's ready to go |
| RemoteServiceRegistrationImpl[] regs = registry.getRegistrations(); |
| List regList = Arrays.asList(regs); |
| if (!regList.contains(registration)) { |
| added = true; |
| registry.publishService(registration); |
| localRegisterService(registration); |
| } |
| notifyAddRegistrationResponse(remoteContainerID, requestId, null); |
| } |
| // notify IRemoteServiceListeners |
| if (added) |
| fireRemoteServiceListeners(createRegisteredEvent(registration)); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), ADD_REGISTRATION); |
| } |
| |
| /** |
| * @param requestId |
| * @since 3.1 |
| */ |
| protected void notifyAddRegistrationResponse(ID remoteContainerID, Integer requestId, AccessControlException exception) { |
| if (remoteContainerID == null) |
| return; |
| List pendingRequests = new ArrayList(); |
| // If the requestId is null, this isn't in response to any particular request, |
| // So we get all AddRegistrationRequests |
| synchronized (addRegistrationRequests) { |
| if (requestId == null) { |
| for (Iterator i = addRegistrationRequests.keySet().iterator(); i.hasNext();) { |
| Integer key = (Integer) i.next(); |
| pendingRequests.add(addRegistrationRequests.get(key)); |
| } |
| } else |
| pendingRequests.add(addRegistrationRequests.get(requestId)); |
| } |
| // Then notify each one of the response from given remoteContainerID |
| for (Iterator i = pendingRequests.iterator(); i.hasNext();) { |
| AddRegistrationRequest request = (AddRegistrationRequest) i.next(); |
| if (request != null) |
| request.notifyResponse(remoteContainerID, exception); |
| } |
| } |
| |
| /** |
| * @since 3.1 |
| */ |
| protected void localRegisterService(RemoteServiceRegistrationImpl registration) { |
| final Object localServiceRegistrationValue = registration.getProperty(org.eclipse.ecf.remoteservice.Constants.AUTOREGISTER_REMOTE_PROXY); |
| if (localServiceRegistrationValue != null) { |
| final BundleContext context = Activator.getDefault().getContext(); |
| if (context == null) |
| return; |
| final RemoteServiceImpl remoteServiceImpl = new RemoteServiceImpl(this, registration); |
| Object service; |
| try { |
| service = remoteServiceImpl.getProxy(); |
| } catch (final ECFException e) { |
| e.printStackTrace(); |
| log("localRegisterService", e); //$NON-NLS-1$ |
| return; |
| } |
| final Hashtable properties = new Hashtable(); |
| final String[] keys = registration.getPropertyKeys(); |
| for (int i = 0; i < keys.length; i++) { |
| final Object value = registration.getProperty(keys[i]); |
| if (value != null) { |
| properties.put(keys[i], value); |
| } |
| } |
| final ID remoteContainerID = registration.getContainerID(); |
| properties.put(org.eclipse.ecf.remoteservice.Constants.SERVICE_CONTAINER_ID, remoteContainerID.getName()); |
| final ServiceRegistration serviceRegistration = context.registerService(registration.getClasses(), service, properties); |
| addLocalServiceRegistration(remoteContainerID, serviceRegistration); |
| } |
| } |
| |
| /** |
| * @since 3.1 |
| */ |
| protected void addLocalServiceRegistration(ID remoteContainerID, ServiceRegistration registration) { |
| List containerRegistrations = (List) localServiceRegistrations.get(remoteContainerID); |
| if (containerRegistrations == null) { |
| containerRegistrations = new ArrayList(); |
| localServiceRegistrations.put(remoteContainerID, containerRegistrations); |
| } |
| containerRegistrations.add(registration); |
| } |
| |
| protected Request sendCallRequest(RemoteServiceRegistrationImpl remoteRegistration, final IRemoteCall call) throws IOException { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "sendCallRequest", new Object[] {remoteRegistration, call}); //$NON-NLS-1$ |
| final Request request = createRequest(remoteRegistration, call, null); |
| addRequest(request); |
| try { |
| sendSharedObjectMsgTo(remoteRegistration.getContainerID(), SharedObjectMsg.createMsg(CALL_REQUEST, request)); |
| } catch (final IOException e) { |
| removeRequest(request); |
| throw e; |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "sendCallRequest", request); //$NON-NLS-1$ |
| return request; |
| } |
| |
| protected void handleCallRequest(Request request) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "handleCallRequest", request); //$NON-NLS-1$ |
| final ID responseTarget = request.getRequestContainerID(); |
| final RemoteServiceRegistrationImpl localRegistration = getLocalRegistrationForRequest(request); |
| // Else we've got a local service and we invoke it |
| final RemoteCallImpl call = request.getCall(); |
| Response response = null; |
| Object result = null; |
| try { |
| result = localRegistration.callService(call); |
| response = new Response(request.getRequestId(), result); |
| } catch (final Exception e) { |
| response = new Response(request.getRequestId(), e); |
| log(SERVICE_INVOKE_ERROR_CODE, SERVICE_INVOKE_ERROR_MESSAGE, e); |
| } |
| // Now send response back to responseTarget (original requestor) |
| sendCallResponse(responseTarget, response); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "handleCallRequest"); //$NON-NLS-1$ |
| } |
| |
| protected void sendCallRequestWithListener(RemoteServiceRegistrationImpl remoteRegistration, IRemoteCall call, IRemoteCallListener listener) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "sendCallRequestWithListener", new Object[] {remoteRegistration, call, listener}); //$NON-NLS-1$ |
| final Request request = createRequest(remoteRegistration, call, listener); |
| fireCallStartEvent(listener, request.getRequestId(), remoteRegistration.getReference(), call); |
| try { |
| addRequest(request); |
| sendSharedObjectMsgTo(remoteRegistration.getContainerID(), SharedObjectMsg.createMsg(CALL_REQUEST, request)); |
| } catch (final IOException e) { |
| log(CALL_REQUEST_ERROR_CODE, CALL_REQUEST_ERROR_MESSAGE, e); |
| removeRequest(request); |
| fireCallCompleteEvent(listener, request.getRequestId(), null, true, e); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "sendCallRequestWithListener"); //$NON-NLS-1$ |
| } |
| |
| protected void sendCallResponse(ID responseTarget, Response response) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "sendCallResponse", new Object[] {responseTarget, response}); //$NON-NLS-1$ |
| try { |
| sendSharedObjectMsgTo(responseTarget, SharedObjectMsg.createMsg(CALL_RESPONSE, response)); |
| } catch (final IOException e) { |
| log(CALL_RESPONSE_ERROR_CODE, CALL_RESPONSE_ERROR_MESSAGE, e); |
| // Also print to standard error, just in case |
| e.printStackTrace(System.err); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "sendCallResponse"); //$NON-NLS-1$ |
| } |
| |
| protected void handleCallResponse(Response response) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), CALL_RESPONSE, new Object[] {response}); |
| final Request request = getRequest(response.getRequestId()); |
| if (request == null) { |
| log(REQUEST_NOT_FOUND_ERROR_CODE, REQUEST_NOT_FOUND_ERROR_MESSAGE, new NullPointerException()); |
| return; |
| } |
| removeRequest(request); |
| final IRemoteCallListener listener = request.getListener(); |
| if (listener != null) { |
| fireCallCompleteEvent(listener, request.getRequestId(), response.getResponse(), response.hadException(), response.getException()); |
| return; |
| } |
| synchronized (request) { |
| request.setResponse(response); |
| request.setDone(true); |
| request.notify(); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), CALL_RESPONSE); |
| } |
| |
| protected Request sendFireRequest(RemoteServiceRegistrationImpl remoteRegistration, IRemoteCall call) throws ECFException { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "sendFireRequest", new Object[] {remoteRegistration, call}); //$NON-NLS-1$ |
| final Request request = createRequest(remoteRegistration, call, null); |
| try { |
| sendSharedObjectMsgTo(remoteRegistration.getContainerID(), SharedObjectMsg.createMsg(FIRE_REQUEST, request)); |
| } catch (final IOException e) { |
| log(FIRE_REQUEST_ERROR_CODE, FIRE_REQUEST_ERROR_MESSAGE, e); |
| throw new ECFException(Messages.RegistrySharedObject_EXCEPTION_SENDING_REMOTE_REQUEST, e); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "sendFireRequest", request); //$NON-NLS-1$ |
| return request; |
| } |
| |
| protected void handleFireRequest(Request request) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), FIRE_REQUEST, new Object[] {request}); |
| final RemoteServiceRegistrationImpl localRegistration = getLocalRegistrationForRequest(request); |
| // Else we've got a local service and we invoke it |
| final RemoteCallImpl call = request.getCall(); |
| try { |
| localRegistration.callService(call); |
| } catch (final Exception e) { |
| log(HANDLE_REQUEST_ERROR_CODE, HANDLE_REQUEST_ERROR_MESSAGE, e); |
| } |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), FIRE_REQUEST); |
| } |
| |
| protected void sendUnregister(RemoteServiceRegistrationImpl serviceRegistration) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "sendUnregister", new Object[] {serviceRegistration}); //$NON-NLS-1$ |
| synchronized (localRegistry) { |
| localRegistry.unpublishService(serviceRegistration); |
| final ID containerID = serviceRegistration.getContainerID(); |
| final Long serviceId = new Long(serviceRegistration.getServiceId()); |
| try { |
| this.sendSharedObjectMsgTo(null, SharedObjectMsg.createMsg(UNREGISTER, new Object[] {containerID, serviceId})); |
| } catch (final IOException e) { |
| log(UNREGISTER_ERROR_CODE, UNREGISTER_ERROR_MESSAGE, e); |
| } |
| } |
| fireRemoteServiceListeners(createUnregisteredEvent(serviceRegistration)); |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "sendUnregister"); //$NON-NLS-1$ |
| } |
| |
| /** |
| * @since 3.1 |
| */ |
| protected void unregisterServiceRegistrationsForContainer(ID containerID) { |
| if (containerID == null) |
| return; |
| final List containerRegistrations = (List) localServiceRegistrations.remove(containerID); |
| if (containerRegistrations != null) { |
| for (final Iterator i = containerRegistrations.iterator(); i.hasNext();) { |
| final ServiceRegistration serviceRegistration = (ServiceRegistration) i.next(); |
| try { |
| serviceRegistration.unregister(); |
| } catch (Exception e) { |
| // Simply log |
| log("unregister", e); //$NON-NLS-1$ |
| } |
| } |
| } |
| } |
| |
| /** |
| * @since 3.1 |
| */ |
| protected void unregisterAllServiceRegistrations() { |
| synchronized (remoteRegistrys) { |
| for (final Iterator i = localServiceRegistrations.keySet().iterator(); i.hasNext();) { |
| unregisterServiceRegistrationsForContainer((ID) i.next()); |
| } |
| } |
| } |
| |
| protected void handleUnregister(ID containerID, Long serviceId) { |
| Trace.entering(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_ENTERING, this.getClass(), "handleUnregister", new Object[] {containerID, serviceId}); //$NON-NLS-1$ |
| RemoteServiceRegistrationImpl registration = null; |
| synchronized (remoteRegistrys) { |
| // get registry for given containerID |
| final RemoteServiceRegistryImpl serviceRegistry = (RemoteServiceRegistryImpl) remoteRegistrys.get(containerID); |
| if (serviceRegistry != null) { |
| registration = serviceRegistry.findRegistrationForServiceId(serviceId.longValue()); |
| if (registration != null) { |
| serviceRegistry.unpublishService(registration); |
| unregisterServiceRegistrationsForContainer(registration.getContainerID()); |
| } |
| } |
| } |
| if (registration != null) |
| fireRemoteServiceListeners(createUnregisteredEvent(registration)); |
| |
| Trace.exiting(Activator.PLUGIN_ID, IRemoteServiceProviderDebugOptions.METHODS_EXITING, this.getClass(), "handleUnregister"); //$NON-NLS-1$ |
| } |
| |
| protected IRemoteServiceUnregisteredEvent createUnregisteredEvent(final RemoteServiceRegistrationImpl registration) { |
| return new IRemoteServiceUnregisteredEvent() { |
| |
| public String[] getClazzes() { |
| return registration.getClasses(); |
| } |
| |
| public ID getLocalContainerID() { |
| return RegistrySharedObject.this.getLocalContainerID(); |
| } |
| |
| public ID getContainerID() { |
| return registration.getContainerID(); |
| } |
| |
| public IRemoteServiceReference getReference() { |
| return registration.getReference(); |
| } |
| |
| public String toString() { |
| final StringBuffer buf = new StringBuffer("RemoteServiceUnregisteredEvent["); //$NON-NLS-1$ |
| buf.append("localContainerID=").append(getLocalContainerID()); //$NON-NLS-1$ |
| buf.append(";containerID=").append(registration.getContainerID()); //$NON-NLS-1$ |
| buf.append(";clazzes=").append(Arrays.asList(registration.getClasses())); //$NON-NLS-1$ |
| buf.append(";reference=").append(registration.getReference()).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| return buf.toString(); |
| } |
| }; |
| } |
| |
| protected IRemoteServiceRegisteredEvent createRegisteredEvent(final RemoteServiceRegistrationImpl registration) { |
| return new IRemoteServiceRegisteredEvent() { |
| |
| public ID getLocalContainerID() { |
| return RegistrySharedObject.this.getLocalContainerID(); |
| } |
| |
| public String[] getClazzes() { |
| return registration.getClasses(); |
| } |
| |
| public ID getContainerID() { |
| return registration.getContainerID(); |
| } |
| |
| public IRemoteServiceReference getReference() { |
| return registration.getReference(); |
| } |
| |
| public String toString() { |
| final StringBuffer buf = new StringBuffer("RemoteServiceRegisteredEvent["); //$NON-NLS-1$ |
| buf.append("localContainerID=").append(getLocalContainerID()); //$NON-NLS-1$ |
| buf.append(";containerID=").append(registration.getContainerID()); //$NON-NLS-1$ |
| buf.append(";clazzes=").append(Arrays.asList(registration.getClasses())); //$NON-NLS-1$ |
| buf.append(";reference=").append(registration.getReference()).append("]"); //$NON-NLS-1$ //$NON-NLS-2$ |
| return buf.toString(); |
| } |
| }; |
| } |
| |
| /** |
| * End message send/handlers |
| */ |
| |
| protected RemoteServiceRegistryImpl addRemoteRegistry(RemoteServiceRegistryImpl registry) { |
| return (RemoteServiceRegistryImpl) remoteRegistrys.put(registry.getContainerID(), registry); |
| } |
| |
| protected RemoteServiceRegistryImpl getRemoteRegistry(ID containerID) { |
| return (RemoteServiceRegistryImpl) remoteRegistrys.get(containerID); |
| } |
| |
| protected RemoteServiceRegistryImpl removeRemoteRegistry(ID containerID) { |
| return (RemoteServiceRegistryImpl) remoteRegistrys.remove(containerID); |
| } |
| |
| /** |
| * |
| * @since 3.1 |
| */ |
| protected RemoteServiceRegistrationImpl getLocalRegistrationForRequest(Request request) { |
| synchronized (localRegistry) { |
| return localRegistry.findRegistrationForServiceId(request.getServiceId()); |
| } |
| } |
| |
| /** |
| * @since 3.1 |
| */ |
| protected boolean addRequest(Request request) { |
| return requests.add(request); |
| } |
| |
| /** |
| * @since 3.1 |
| */ |
| protected Request getRequest(long requestId) { |
| synchronized (requests) { |
| for (final Iterator i = requests.iterator(); i.hasNext();) { |
| final Request req = (Request) i.next(); |
| final long reqId = req.getRequestId(); |
| if (reqId == requestId) { |
| return req; |
| } |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * @since 3.1 |
| */ |
| protected boolean removeRequest(Request request) { |
| return requests.remove(request); |
| } |
| |
| protected void logException(int code, String message, Throwable e) { |
| Activator.getDefault().log(new Status(IStatus.ERROR, Activator.PLUGIN_ID, code, message, e)); |
| } |
| |
| protected boolean handleSharedObjectMsg(SharedObjectMsg msg) { |
| try { |
| msg.invoke(this); |
| return true; |
| } catch (final Exception e) { |
| logException(MSG_INVOKE_ERROR_CODE, NLS.bind(MSG_INVOKE_ERROR_MESSAGE, msg), e); |
| } |
| return false; |
| } |
| |
| IProgressMonitor progressMonitor = Job.getJobManager().createProgressGroup(); |
| |
| /** |
| * @since 3.0 |
| */ |
| public IFuture asyncGetRemoteServiceReferences(final ID[] idFilter, final String clazz, final String filter) { |
| IExecutor executor = new JobsExecutor("asyncGetRemoteServiceReferences"); //$NON-NLS-1$ |
| return executor.execute(new IProgressRunnable() { |
| public Object run(IProgressMonitor monitor) throws Exception { |
| return getRemoteServiceReferences(idFilter, clazz, filter); |
| } |
| }, null); |
| } |
| |
| /** |
| * @since 3.0 |
| */ |
| public IFuture asyncGetRemoteServiceReferences(final ID target, final String clazz, final String filter) { |
| IExecutor executor = new JobsExecutor("asyncGetRemoteServiceReferences"); //$NON-NLS-1$ |
| return executor.execute(new IProgressRunnable() { |
| public Object run(IProgressMonitor monitor) throws Exception { |
| return getRemoteServiceReferences(target, clazz, filter); |
| } |
| }, null); |
| } |
| |
| /** |
| * @since 3.0 |
| */ |
| public Namespace getRemoteServiceNamespace() { |
| return IDFactory.getDefault().getNamespaceByName(RemoteServiceNamespace.NAME); |
| } |
| |
| /** |
| * @since 3.0 |
| */ |
| public IRemoteFilter createRemoteFilter(String filter) throws InvalidSyntaxException { |
| return new RemoteFilterImpl(filter); |
| } |
| |
| /** |
| * @since 3.0 |
| */ |
| public IRemoteServiceReference getRemoteServiceReference(IRemoteServiceID serviceId) { |
| ID containerID = serviceId.getContainerID(); |
| RemoteServiceRegistrationImpl registration = null; |
| if (this.localRegistry.containerID.equals(containerID)) { |
| synchronized (localRegistry) { |
| registration = localRegistry.findRegistrationForServiceId(serviceId.getContainerRelativeID()); |
| if (registration != null) |
| return registration.getReference(); |
| } |
| } else { |
| synchronized (remoteRegistrys) { |
| final ArrayList registrys = new ArrayList(remoteRegistrys.values()); |
| for (final Iterator i = registrys.iterator(); i.hasNext();) { |
| final RemoteServiceRegistryImpl registry = (RemoteServiceRegistryImpl) i.next(); |
| registration = registry.findRegistrationForServiceId(serviceId.getContainerRelativeID()); |
| } |
| } |
| } |
| return (registration == null) ? null : registration.getReference(); |
| } |
| |
| /** |
| * @since 3.0 |
| */ |
| public IRemoteServiceID getRemoteServiceID(ID containerId, long containerRelativeId) { |
| if (containerId == null) |
| return null; |
| synchronized (localRegistry) { |
| if (localRegistry.containerID.equals(containerId)) { |
| RemoteServiceRegistrationImpl reg = localRegistry.findRegistrationForServiceId(containerRelativeId); |
| if (reg != null) |
| return reg.getID(); |
| } |
| } |
| synchronized (remoteRegistrys) { |
| final ArrayList registrys = new ArrayList(remoteRegistrys.values()); |
| for (final Iterator i = registrys.iterator(); i.hasNext();) { |
| final RemoteServiceRegistryImpl registry = (RemoteServiceRegistryImpl) i.next(); |
| RemoteServiceRegistrationImpl reg = registry.findRegistrationForServiceId(containerRelativeId); |
| if (reg != null) |
| return reg.getID(); |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * @since 3.0 |
| */ |
| public void setConnectContextForAuthentication(IConnectContext connectContext) { |
| this.connectContext = connectContext; |
| } |
| |
| } |
