diff options
Diffstat (limited to 'tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache')
5 files changed, 0 insertions, 499 deletions
diff --git a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/CallBackSeparateThreadClient.java b/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/CallBackSeparateThreadClient.java deleted file mode 100644 index dc66003604..0000000000 --- a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/CallBackSeparateThreadClient.java +++ /dev/null @@ -1,34 +0,0 @@ -/* - * 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.tuscany.sca.itest; - -import org.oasisopen.sca.annotation.Remotable; - -/** - * This is the client interface for the call backs in a separate thread tests - */ -@Remotable -public interface CallBackSeparateThreadClient { - - /** - * This tests call back patterns using separate threads. - */ - void runTests(); -} diff --git a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/CallBackSeparateThreadClientImpl.java b/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/CallBackSeparateThreadClientImpl.java deleted file mode 100644 index f03144db8a..0000000000 --- a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/CallBackSeparateThreadClientImpl.java +++ /dev/null @@ -1,186 +0,0 @@ -/* - * 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.tuscany.sca.itest; - -import java.util.concurrent.atomic.AtomicInteger; - -import org.junit.Assert; -import org.oasisopen.sca.annotation.Reference; -import org.oasisopen.sca.annotation.Service; - -/** - * This is the client implementation for the call backs in a separate thread tests - */ -@Service(CallBackSeparateThreadClient.class) -public class CallBackSeparateThreadClientImpl implements CallBackSeparateThreadClient, EventProcessorCallBack { - /** - * Max time to wait to receive events. If not all the events are received then timeout. - */ - private static final int TIMEOUT = 30 * 1000; - - /** - * Counts the number of fast call backs. - */ - private static final AtomicInteger FAST_CALLBACK_COUNT = new AtomicInteger(); - - /** - * Counts the number of slow call backs. - */ - private static final AtomicInteger SLOW_CALLBACK_COUNT = new AtomicInteger(); - - /** - * This is our injected reference to the EventProcessorService - */ - @Reference - protected EventProcessorService aCallBackService; - - /** - * This tests call back patterns using separate threads. - */ - public void runTests() { - try { - // Register for fast call back - registerForFastCallback(); - - // Wait for a few fast call backs - System.out.println("Waiting for some fast call backs"); - waitForSomeFastCallbacks(); - - try { - // Register for slow call back - registerForSlowCallback(); - - // Wait for a few fast call backs - System.out.println("Waiting for some fast calls"); - waitForSomeFastCallbacks(); - - // Wait for a few slow call backs - System.out.println("Waiting for some slow calls"); - waitForSomeSlowCallbacks(); - } finally { - unregisterForSlowCallback(); - } - - System.out.println("Done"); - } finally { - unregisterForFastCallback(); - } - } - - /** - * Waits for some fast call backs to be fired - */ - private void waitForSomeFastCallbacks() { - // Reset the fast call back count - FAST_CALLBACK_COUNT.set(0); - - // Wait until we have 10 fast call backs or timeout occurs - final long start = System.currentTimeMillis(); - do { - if (FAST_CALLBACK_COUNT.get() >= 10) { - System.out.println("Received enough fast notifications"); - return; - } - - try { - Thread.sleep(5); - } catch (InterruptedException e) { - Assert.fail("Unexpeceted exception " + e); - } - } while (System.currentTimeMillis() - start < TIMEOUT); - - // If we get to here then we did not receive enough events - Assert.fail("Did not receive enough fast events"); - } - - /** - * Waits for some slow call backs to be fired - */ - private void waitForSomeSlowCallbacks() { - // Reset the slow call back count - SLOW_CALLBACK_COUNT.set(0); - - // Wait until we have 4 slow call backs or timeout - final long start = System.currentTimeMillis(); - do { - if (SLOW_CALLBACK_COUNT.get() >= 4) { - System.out.println("Received enough slow notifications"); - return; - } - - try { - Thread.sleep(5); - } catch (InterruptedException e) { - Assert.fail("Unexpeceted exception " + e); - } - } while (System.currentTimeMillis() - start < TIMEOUT); - - // If we get to here then we did not receive enough events - Assert.fail("Did not receive enough slow events"); - } - - /** - * Register to receive fast call backs - */ - private void registerForFastCallback() { - aCallBackService.registerForEvent("FAST"); - } - - /** - * Register to receive slow call backs - */ - private void registerForSlowCallback() { - aCallBackService.registerForEvent("SLOW"); - } - - /** - * Unregister to receive fast call backs - */ - private void unregisterForFastCallback() { - aCallBackService.unregisterForEvent("FAST"); - } - - /** - * Unregister to receive slow call backs - */ - private void unregisterForSlowCallback() { - aCallBackService.unregisterForEvent("SLOW"); - } - - /** - * Method that is called when an Event is delivered. - * - * @param aEventName The name of the Event - * @param aEventData The Event data - */ - public void eventNotification(String aEventName, Object aEventData) { - // System.out.println("Received Event : " + aEventName + " " + aEventData); - - if (aEventName.equals("FAST")) { - final int newValue = FAST_CALLBACK_COUNT.incrementAndGet(); - //System.out.println("Received total of " + newValue + " fast call backs"); - } else if (aEventName.equals("SLOW")) { - final int newValue = SLOW_CALLBACK_COUNT.incrementAndGet(); - //System.out.println("Received total of " + newValue + " slow call backs"); - } else { - System.out.println("Unknown event type of " + aEventName); - } - } -} diff --git a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/EventProcessorCallBack.java b/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/EventProcessorCallBack.java deleted file mode 100644 index 137ea6a658..0000000000 --- a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/EventProcessorCallBack.java +++ /dev/null @@ -1,37 +0,0 @@ -/* - * 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.tuscany.sca.itest; - -import org.oasisopen.sca.annotation.Remotable; - -/** - * The call back interface for the EventProcessorService that is implemented - * by the client to receive event notifications - */ -@Remotable -public interface EventProcessorCallBack { - /** - * Call back notifying client of an Event - * - * @param aEventName The name of the Event - * @param aEventData The data for the Event - */ - void eventNotification(String aEventName, Object aEventData); -} diff --git a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/EventProcessorService.java b/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/EventProcessorService.java deleted file mode 100644 index a00578427c..0000000000 --- a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/EventProcessorService.java +++ /dev/null @@ -1,47 +0,0 @@ -/* - * 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.tuscany.sca.itest; - -import org.oasisopen.sca.annotation.Callback; -import org.oasisopen.sca.annotation.Conversational; -import org.oasisopen.sca.annotation.Remotable; - -/** - * Sample Event Processor Service - */ -@Conversational -@Callback(EventProcessorCallBack.class) -@Remotable -public interface EventProcessorService { - - /** - * Registers the client to receive notifications for the specified event - * - * @param aEventName The name of the Event to register - */ - void registerForEvent(String aEventName); - - /** - * Unregisters the client so it no longer receives notifications for the specified event - * - * @param aEventName The name of the Event to unregister - */ - void unregisterForEvent(String aEventName); -} diff --git a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/EventProcessorServiceImpl.java b/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/EventProcessorServiceImpl.java deleted file mode 100644 index 692ffbe8dd..0000000000 --- a/tags/java/sca/2.0-M2/itest/callback-separatethread/src/main/java/org/apache/tuscany/sca/itest/EventProcessorServiceImpl.java +++ /dev/null @@ -1,195 +0,0 @@ -/* - * 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.tuscany.sca.itest; - -import java.util.Map; -import java.util.Timer; -import java.util.TimerTask; -import java.util.UUID; -import java.util.concurrent.ConcurrentHashMap; - -import org.oasisopen.sca.CallableReference; -import org.oasisopen.sca.annotation.Callback; -import org.oasisopen.sca.annotation.Destroy; -import org.oasisopen.sca.annotation.Scope; -import org.oasisopen.sca.annotation.Service; - -/** - * Sample Event Processor Service Implementation - */ -@Service(EventProcessorService.class) -@Scope("CONVERSATION") -public class EventProcessorServiceImpl implements EventProcessorService { - - /** - * Reference to the call back - */ - @Callback - protected CallableReference<EventProcessorCallBack> clientCallback; - - /** - * This map contains the call backs for each of the registered Event names - */ - private final Map<String, CallableReference<EventProcessorCallBack>> eventListeners; - - /** - * The list of all Event Generators we create - */ - private final EventGenerator[] allEventGenerators; - - /** - * Constructor. Starts the Event Generators - */ - public EventProcessorServiceImpl() { - eventListeners = new ConcurrentHashMap<String, CallableReference<EventProcessorCallBack>>(); - - // We will simulate an Event generator - allEventGenerators = new EventGenerator[2]; - allEventGenerators[0] = new EventGenerator("FAST", 10); // Generate the FAST event every 10ms - allEventGenerators[1] = new EventGenerator("SLOW", 50); // Generate the SLOW event every 50ms - } - - /** - * Registers the client to receive notifications for the specified event - * - * @param aEventName The name of the Event to register - */ - public void registerForEvent(String aEventName) { - // Register for the Event - eventListeners.put(aEventName, clientCallback); - - // Send the "register" started event to the client - receiveEvent(aEventName, "SameThread: Registered to receive notifications for " + aEventName); - } - - /** - * Unregisters the client so it no longer receives notifications for the specified event - * - * @param aEventName The name of the Event to unregister - */ - public void unregisterForEvent(String aEventName) { - // Send the "register" started event to the client - receiveEvent(aEventName, "SameThread: Unregister from receiving notifications for " + aEventName); - - eventListeners.remove(aEventName); - } - - /** - * This method is called whenever the EventProcessorService receives an Event - * - * @param aEventName The name of the Event received - * @param aEventData The Event data - */ - private void receiveEvent(String aEventName, Object aEventData) { - // Get the listener for the Event - final CallableReference<EventProcessorCallBack> callback = eventListeners.get(aEventName); - if (callback == null) { - //System.out.println("No registered listeners for " + aEventName); - return; - } - - // Trigger the call back - // System.out.println("Notifying " + callback + " of event " + aEventName); - callback.getService().eventNotification(aEventName, aEventData); - // System.out.println("Done notify " + callback + " of event " + aEventName); - } - - /** - * Shuts down the Event Processor - */ - @Destroy - public void shutdown() { - System.out.println("Shutting down the EventProcessor"); - - // Clear list of call back locations as we don't want to send any more notifications - eventListeners.clear(); - - // Stop the Event Generators - for (EventGenerator generator : allEventGenerators) { - generator.stop(); - } - } - - /** - * Utility class for generating Events - */ - private final class EventGenerator { - /** - * The Timer we are using to generate the events - */ - private final Timer timer = new Timer(); - - /** - * Lock object to ensure that we can cancel the timer cleanly. - */ - private final Object lock = new Object(); - - /** - * Constructor - * - * @param aEventName The name of the Event to generate - * @param frequencyInMilliseconds How frequently we should generate the Events - */ - private EventGenerator(String aEventName, int frequencyInMilliseconds) { - timer.schedule(new EventGeneratorTimerTask(aEventName), - frequencyInMilliseconds, - frequencyInMilliseconds); - } - - /** - * Stop this Event Generator - */ - private void stop() { - synchronized (lock) { - timer.cancel(); - } - } - - /** - * The TimerTask that is invoked by the Timer for the EventGenerator - */ - private final class EventGeneratorTimerTask extends TimerTask { - /** - * The name of the Event we should generate - */ - private final String eventName; - - /** - * Constructor - * - * @param aEventName The name of the Event we should generate - */ - private EventGeneratorTimerTask(String aEventName) { - eventName = aEventName; - } - - /** - * Timer calls this method and it will generate an Event - */ - - public void run() { - synchronized(lock) { - // System.out.println("Generating new event " + eventName); - receiveEvent(eventName, "Separate Thread Notification: " + UUID.randomUUID().toString()); - } - } - } - } -} |