diff options
Diffstat (limited to 'branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work')
5 files changed, 0 insertions, 715 deletions
diff --git a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/Jsr237Work.java b/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/Jsr237Work.java deleted file mode 100644 index 982b2a0492..0000000000 --- a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/Jsr237Work.java +++ /dev/null @@ -1,63 +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.core.work;
-
-/*
- * JCA work wrapper.
- */
-public class Jsr237Work<T extends Runnable> implements commonj.work.Work {
-
- // Work that is being executed.
- private T work;
-
- /*
- * Initializes the work instance.
- */
- public Jsr237Work(T work) {
- this.work = work;
- }
-
- /*
- * Returns the completed work.
- */
- public T getWork() {
- return work;
- }
-
- /*
- * Release the work.
- */
- public void release() {
- }
-
- /*
- * Work attributes are not daemon.
- */
- public boolean isDaemon() {
- return false;
- }
-
- /*
- * Runs the work.
- */
- public void run() {
- work.run();
- }
-}
\ No newline at end of file diff --git a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/Jsr237WorkScheduler.java b/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/Jsr237WorkScheduler.java deleted file mode 100644 index ec47d8ac07..0000000000 --- a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/Jsr237WorkScheduler.java +++ /dev/null @@ -1,182 +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.core.work;
-
-/*import javax.naming.InitialContext;
-import javax.naming.NamingException;*/
-
-import org.apache.tuscany.sca.work.NotificationListener;
-import org.apache.tuscany.sca.work.WorkScheduler;
-import org.apache.tuscany.sca.work.WorkSchedulerException;
-
-import commonj.work.WorkEvent;
-import commonj.work.WorkListener;
-import commonj.work.WorkManager;
-
-/**
- * A work scheduler implementation based on a JSR 237 work manager.
- * <p/>
- * <p/>
- * This needs a JSR 237 work manager implementation available for scheduling work. Instances can be configured with a
- * work manager implementation that is injected in. It is the responsibility of the runtime environment to make a work
- * manager implementation available. For example, if the managed environment supports work manager the runtime can use
- * the appropriate lookup mechanism to inject the work manager implementation. </p>
- */
-public class Jsr237WorkScheduler implements WorkScheduler {
-
- /**
- * Underlying JSR-237 work manager
- */
- private WorkManager jsr237WorkManager;
-
- /**
- * Initializes the JSR 237 work manager.
- *
- * @param jsr237WorkManager JSR 237 work manager.
- */
- public Jsr237WorkScheduler() {
-
- /*
- try {
- InitialContext ctx = new InitialContext();
- jsr237WorkManager = (WorkManager) ctx.lookup("java:comp/env/wm/TuscanyWorkManager");
- } catch (NamingException e) {
- // ignore
- }*/
-
- if (jsr237WorkManager == null) {
- jsr237WorkManager = new ThreadPoolWorkManager(10);
- }
- }
-
- /**
- * Schedules a unit of work for future execution. The notification listener is used to register interest in
- * callbacks regarding the status of the work.
- *
- * @param work The unit of work that needs to be asynchronously executed.
- */
- public <T extends Runnable> void scheduleWork(T work) {
- scheduleWork(work, null);
- }
-
- /**
- * Schedules a unit of work for future execution. The notification listener is used to register interest in
- * callbacks regarding the status of the work.
- *
- * @param work The unit of work that needs to be asynchronously executed.
- * @param listener Notification listener for callbacks.
- */
- public <T extends Runnable> void scheduleWork(T work, NotificationListener<T> listener) {
-
- if (work == null) {
- throw new IllegalArgumentException("Work cannot be null");
- }
-
- Jsr237Work<T> jsr237Work = new Jsr237Work<T>(work);
- try {
- if (listener == null) {
- jsr237WorkManager.schedule(jsr237Work);
- } else {
- Jsr237WorkListener<T> jsr237WorkListener = new Jsr237WorkListener<T>(listener, work);
- jsr237WorkManager.schedule(jsr237Work, jsr237WorkListener);
- }
- } catch (IllegalArgumentException ex) {
- if (listener != null) {
- listener.workRejected(work);
- } else {
- throw new WorkSchedulerException(ex);
- }
- } catch (Exception ex) {
- throw new WorkSchedulerException(ex);
- }
-
- }
-
- public void destroy() {
- if (jsr237WorkManager instanceof ThreadPoolWorkManager) {
- ((ThreadPoolWorkManager)jsr237WorkManager).destroy();
- }
- }
-
- /*
- * WorkListener for keeping track of work status callbacks.
- *
- */
- private class Jsr237WorkListener<T extends Runnable> implements WorkListener {
-
- // Notification listener
- private NotificationListener<T> listener;
-
- // Work
- private T work;
-
- /*
- * Initializes the notification listener.
- */
- public Jsr237WorkListener(NotificationListener<T> listener, T work) {
- this.listener = listener;
- this.work = work;
- }
-
- /*
- * Callback when the work is accepted.
- */
- public void workAccepted(WorkEvent workEvent) {
- T work = getWork();
- listener.workAccepted(work);
- }
-
- /*
- * Callback when the work is rejected.
- */
- public void workRejected(WorkEvent workEvent) {
- T work = getWork();
- listener.workRejected(work);
- }
-
- /*
- * Callback when the work is started.
- */
- public void workStarted(WorkEvent workEvent) {
- T work = getWork();
- listener.workStarted(work);
- }
-
- /*
- * Callback when the work is completed.
- */
- public void workCompleted(WorkEvent workEvent) {
- T work = getWork();
- Exception exception = workEvent.getException();
- if (exception != null) {
- listener.workFailed(work, exception);
- } else {
- listener.workCompleted(work);
- }
- }
-
- /*
- * Gets the underlying work from the work event.
- */
- private T getWork() {
- return work;
- }
-
- }
-}
diff --git a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/ThreadPoolWorkManager.java b/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/ThreadPoolWorkManager.java deleted file mode 100644 index 5731ac5697..0000000000 --- a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/ThreadPoolWorkManager.java +++ /dev/null @@ -1,228 +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.core.work;
-
-//import java.rmi.server.UID;
-import java.util.Collection;
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.RejectedExecutionException;
-import java.util.concurrent.ThreadFactory;
-
-import org.osoa.sca.annotations.Destroy;
-
-import commonj.work.Work;
-import commonj.work.WorkEvent;
-import commonj.work.WorkException;
-import commonj.work.WorkItem;
-import commonj.work.WorkListener;
-import commonj.work.WorkManager;
-
-/**
- * A thread-pool based implementation for the JSR-237 work manager.
- * <p/>
- * <p/>
- * This implementation supports only local work.
- * <p/>
- * TODO Elaborate the implementation. </p>
- */
-public class ThreadPoolWorkManager implements WorkManager {
-
- // Map of work items currently handled by the work manager
- private Map<WorkItemImpl, WorkListener> workItems = new ConcurrentHashMap<WorkItemImpl, WorkListener>();
-
- // Thread-pool
- private ExecutorService executor;
-
- /**
- * Initializes the thread-pool.
- *
- * @param threadPoolSize Thread-pool size.
- */
- public ThreadPoolWorkManager(int threadPoolSize) {
-
- // Creates a new Executor, use a custom ThreadFactory that
- // creates daemon threads.
- executor = Executors.newFixedThreadPool(threadPoolSize, new ThreadFactory() {
- public Thread newThread(Runnable r) {
- Thread thread = new Thread(r);
- thread.setDaemon(true);
- return thread;
- }
- });
- }
-
- /**
- * Schedules a unit of work asynchronously.
- *
- * @param work Work that needs to be scheduled.
- * @return Work Work item representing the asynchronous work
- */
- public WorkItem schedule(Work work) throws IllegalArgumentException {
- return schedule(work, null);
- }
-
- /**
- * Schedules a unit of work asynchronously.
- *
- * @param work Work that needs to be scheduled.
- * @param workListener Work listener for callbacks.
- * @return Work Work item representing the asynchronous work
- */
- public WorkItem schedule(Work work, WorkListener workListener) throws IllegalArgumentException {
-
- WorkItemImpl workItem = new WorkItemImpl(null/*new UID().toString()*/, work);
- if (workListener != null) {
- workItems.put(workItem, workListener);
- }
- workAccepted(workItem, work);
- if (scheduleWork(work, workItem)) {
- return workItem;
- } else {
- workItem.setStatus(WorkEvent.WORK_REJECTED);
- if (workListener != null) {
- workListener.workRejected(new WorkEventImpl(workItem));
- }
- throw new IllegalArgumentException("Unable to schedule work");
- }
- }
-
- /**
- * Wait for all the specified units of work to finish.
- *
- * @param works Units of the work that need to finish.
- * @param timeout Timeout for waiting for the units of work to finish.
- */
- public boolean waitForAll(Collection works, long timeout) {
- throw new UnsupportedOperationException("waitForAll not supported");
- }
-
- /**
- * Wait for any of the specified units of work to finish.
- *
- * @param works Units of the work that need to finish.
- * @param timeout Timeout for waiting for the units of work to finish.
- */
- public Collection waitForAny(Collection works, long timeout) {
- throw new UnsupportedOperationException("waitForAny not supported");
- }
-
- /**
- * Method provided for subclasses to indicate a work acceptance.
- *
- * @param workItem Work item representing the work that was accepted.
- * @param work Work that was accepted.
- */
- private void workAccepted(final WorkItemImpl workItem, final Work work) {
- WorkListener listener = workItems.get(workItem);
- if (listener != null) {
- workItem.setStatus(WorkEvent.WORK_ACCEPTED);
- WorkEvent event = new WorkEventImpl(workItem);
- listener.workAccepted(event);
- }
- }
-
- /*
- * Method to indicate a work start.
- */
- private void workStarted(final WorkItemImpl workItem, final Work work) {
- WorkListener listener = workItems.get(workItem);
- if (listener != null) {
- workItem.setStatus(WorkEvent.WORK_STARTED);
- WorkEvent event = new WorkEventImpl(workItem);
- listener.workStarted(event);
- }
- }
-
- /*
- * Method to indicate a work completion.
- */
- private void workCompleted(final WorkItemImpl workItem, final Work work) {
- workCompleted(workItem, work, null);
- }
-
- /*
- * Method to indicate a work completion.
- */
- private void workCompleted(final WorkItemImpl workItem, final Work work, final WorkException exception) {
- WorkListener listener = workItems.get(workItem);
- if (listener != null) {
- workItem.setStatus(WorkEvent.WORK_COMPLETED);
- workItem.setResult(work);
- workItem.setException(exception);
- WorkEvent event = new WorkEventImpl(workItem);
- listener.workCompleted(event);
- workItems.remove(workItem);
- }
- }
-
- /*
- * Schedules the work using the ThreadPool.
- */
- private boolean scheduleWork(final Work work, final WorkItemImpl workItem) {
- try {
- executor.execute(new DecoratingWork(workItem, work));
- return true;
- } catch (RejectedExecutionException ex) {
- return false;
- }
- }
-
- /*
- * Class that decorates the original worker so that it can get callbacks when work is done.
- */
- private final class DecoratingWork implements Runnable {
-
- // Work item for this work.
- private WorkItemImpl workItem;
-
- // The original work.
- private Work decoratedWork;
-
- /*
- * Initializes the work item and underlying work.
- */
- private DecoratingWork(final WorkItemImpl workItem, final Work decoratedWork) {
- this.workItem = workItem;
- this.decoratedWork = decoratedWork;
- }
-
- /*
- * Overrides the run method.
- */
- public void run() {
- workStarted(workItem, decoratedWork);
- try {
- decoratedWork.run();
- workCompleted(workItem, decoratedWork);
- } catch (Throwable th) {
- workCompleted(workItem, decoratedWork, new WorkException(th.getMessage(), th));
- }
- }
-
- }
-
- @Destroy
- public void destroy() {
- executor.shutdown();
- }
-
-}
diff --git a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/WorkEventImpl.java b/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/WorkEventImpl.java deleted file mode 100644 index 761f682c75..0000000000 --- a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/WorkEventImpl.java +++ /dev/null @@ -1,74 +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.core.work;
-
-
-import commonj.work.WorkEvent;
-import commonj.work.WorkException;
-import commonj.work.WorkItem;
-
-/**
- * Default immutable implementation of the <code>WorkEvent</code> class.
- */
-class WorkEventImpl implements WorkEvent {
-
- // Work item for this event
- private WorkItem workItem;
-
- // Exception if something has gone wrong
- private WorkException exception;
-
- /**
- * Instantiates the event.
- *
- * @param workItem Work item for this event.
- */
- public WorkEventImpl(final WorkItemImpl workItem) {
- this.workItem = workItem;
- this.exception = workItem.getException();
- }
-
- /**
- * Returns the work type based on whether the work was accepted, started,
- * rejected or completed.
- *
- * @return Work type.
- */
- public int getType() {
- return workItem.getStatus();
- }
-
- /**
- * Returns the work item associated with this work type.
- *
- * @return Work item.
- */
- public WorkItem getWorkItem() {
- return workItem;
- }
-
- /**
- * Returns the exception if the work completed with an exception.
- *
- * @return Work exception.
- */
- public WorkException getException() {
- return exception;
- }
-}
diff --git a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/WorkItemImpl.java b/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/WorkItemImpl.java deleted file mode 100644 index afa496435f..0000000000 --- a/branches/sca-android/modules/core-android/src/main/java/org/apache/tuscany/sca/core/work/WorkItemImpl.java +++ /dev/null @@ -1,168 +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.core.work;
-
-import commonj.work.Work;
-import commonj.work.WorkException;
-import commonj.work.WorkItem;
-
-/**
- * An identity based immutable implementation of the <code>WorkItem</code>
- * interface.
- *
- */
-class WorkItemImpl implements WorkItem {
-
- // Id scoped for the VM
- private String id;
-
- // Status
- private int status = -1;
-
- // Result
- private Work result;
-
- // Original work
- private Work originalWork;
-
- // Exception
- private WorkException exception;
-
- /**
- * Instantiates an id for this item.
- *
- * @param id of this work event.
- */
- protected WorkItemImpl(final String id, final Work orginalWork) {
- this.id = id;
- this.originalWork = orginalWork;
- }
-
- /**
- * Returns the id.
- *
- * @return Id of this item.
- */
- public String getId() {
- return id;
- }
-
- /**
- * Returns the original work.
- *
- * @return Original work.
- */
- public Work getOriginalWork() {
- return originalWork;
- }
-
- /**
- * Returns the work result if the work completed.
- *
- * @return Work.
- * @throws WorkException If the work completed with an exception.
- */
- public Work getResult() {
- return result;
- }
-
- /**
- * Sets the result.
- *
- * @param result Result.
- */
- protected void setResult(final Work result) {
- this.result = result;
- }
-
- /**
- * Returns the exception if work completed with an exception.
- *
- * @return Work exception.
- */
- protected WorkException getException() {
- return exception;
- }
-
- /**
- * Sets the exception.
- *
- * @param exception Exception.
- */
- protected void setException(final WorkException exception) {
- this.exception = exception;
- }
-
- /**
- * Returns the work type based on whether the work was accepted, started,
- * rejected or completed.
- *
- * @return Work status.
- */
- public int getStatus() {
- return status;
- }
-
- /**
- * Sets the status.
- *
- * @param status Status.
- */
- protected void setStatus(final int status) {
- this.status = status;
- }
-
- /**
- * @see Object#hashCode()
- */
- @Override
- public int hashCode() {
- return id.hashCode();
- }
-
- /**
- * Indicates whether some other object is "equal to" this one.
- *
- * @param obj Object to be compared.
- * @return true if this object is the same as the obj argument; false
- * otherwise..
- */
- @Override
- public boolean equals(final Object obj) {
- return (obj != null) && (obj.getClass() == WorkItemImpl.class) && ((WorkItemImpl) obj).id.equals(id);
- }
-
- /**
- * Compares this object with the specified object for order. Returns a
- * negative integer, zero, or a positive integer as this object is less
- * than, equal to, or greater than the specified object.
- *
- * @param o Object to be compared.
- * @return A negative integer, zero, or a positive integer as this object
- * is less than, equal to, or greater than the specified object.
- * @throws ClassCastException needs better documentation.
- */
- public int compareTo(final Object o) {
- if (o.getClass() != WorkItemImpl.class) {
- throw new ClassCastException(o.getClass().getName());
- } else {
- return ((WorkItemImpl) o).getId().compareTo(getId());
- }
- }
-}
|