| /**************************************************************************** |
| * 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.core.sharedobject.util; |
| |
| import org.eclipse.ecf.core.util.Event; |
| |
| public class QueueEnqueueImpl implements IQueueEnqueue { |
| SimpleFIFOQueue queue = null; |
| |
| public QueueEnqueueImpl(SimpleFIFOQueue impl) { |
| super(); |
| this.queue = impl; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ecf.core.util.IQueueEnqueue#enqueue(org.eclipse.ecf.core.util.Event) |
| */ |
| /** |
| * @param element |
| * @throws QueueException not thrown by this implementation. |
| */ |
| public void enqueue(Event element) throws QueueException { |
| queue.enqueue(element); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ecf.core.util.IQueueEnqueue#enqueue(org.eclipse.ecf.core.util.Event[]) |
| */ |
| public void enqueue(Event[] elements) throws QueueException { |
| if (elements != null) { |
| for (int i = 0; i < elements.length; i++) { |
| enqueue(elements[i]); |
| } |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ecf.core.util.IQueueEnqueue#enqueue_prepare(org.eclipse.ecf.core.util.Event[]) |
| */ |
| /** |
| * @param elements |
| * @return Object |
| * @throws QueueException not thrown by this implementation. |
| */ |
| public Object enqueue_prepare(Event[] elements) throws QueueException { |
| return elements; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ecf.core.util.IQueueEnqueue#enqueue_commit(java.lang.Object) |
| */ |
| public void enqueue_commit(Object enqueue_key) { |
| if (enqueue_key instanceof Event[]) { |
| Event[] events = (Event[]) enqueue_key; |
| try { |
| enqueue(events); |
| } catch (QueueException e) { |
| // this should not happen |
| e.printStackTrace(System.err); |
| } |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ecf.core.util.IQueueEnqueue#enqueue_abort(java.lang.Object) |
| */ |
| public void enqueue_abort(Object enqueue_key) { |
| // Do nothing |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ecf.core.util.IQueueEnqueue#enqueue_lossy(org.eclipse.ecf.core.util.Event) |
| */ |
| public boolean enqueue_lossy(Event element) { |
| queue.enqueue(element); |
| return true; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ecf.core.util.IQueueEnqueue#setEnqueuePredicate(org.eclipse.ecf.core.util.IEnqueuePredicate) |
| */ |
| public void setEnqueueProcessor(IEnqueueProcessor pred) { |
| // This queue does not support enqueue predicate |
| // So we do nothing |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ecf.core.util.IQueueEnqueue#getEnqueuePredicate() |
| */ |
| public IEnqueueProcessor getEnqueueProcessor() { |
| // We don't support enqueue predicate, so return null; |
| return null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ecf.core.util.IQueueEnqueue#size() |
| */ |
| public int size() { |
| return queue.size(); |
| } |
| } |