| /******************************************************************************* |
| * Copyright (c) 2010 Boeing. |
| * 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: |
| * Boeing - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ote.ui.message.tree; |
| |
| import java.nio.channels.IllegalSelectorException; |
| import java.util.LinkedList; |
| import java.util.Map.Entry; |
| import java.util.logging.Level; |
| import org.eclipse.jface.viewers.TreeViewer; |
| import org.eclipse.osee.framework.logging.OseeLog; |
| import org.eclipse.osee.framework.ui.swt.Displays; |
| import org.eclipse.osee.ote.client.msg.core.AbstractMessageListener; |
| import org.eclipse.osee.ote.client.msg.core.IMessageSubscription; |
| import org.eclipse.osee.ote.message.MessageSystemException; |
| import org.eclipse.osee.ote.message.data.MessageData; |
| import org.eclipse.osee.ote.message.enums.DataType; |
| import org.eclipse.osee.ote.message.tool.MessageMode; |
| import org.eclipse.ote.ui.message.watch.ElementPath; |
| |
| /** |
| * @author Ken J. Aguilar |
| */ |
| public class MessageUpdateListener extends AbstractMessageListener { |
| |
| private final WatchedMessageNode node; |
| private final TreeViewer viewer; |
| |
| private final class NodeUpdate implements Runnable { |
| |
| private final AbstractTreeNode[] nodes; |
| |
| NodeUpdate(AbstractTreeNode[] nodes) { |
| this.nodes = nodes; |
| } |
| |
| @Override |
| public void run() { |
| for (AbstractTreeNode node : nodes) { |
| viewer.refresh(node, true); |
| } |
| } |
| |
| }; |
| |
| public MessageUpdateListener(TreeViewer viewer, WatchedMessageNode node) { |
| super(node.getSubscription()); |
| this.viewer = viewer; |
| this.node = node; |
| } |
| |
| @Override |
| public void onDataAvailable(MessageData data, DataType type) throws MessageSystemException { |
| if (type == getSubscription().getMemType()) { |
| node.incrementCounter(); |
| } |
| } |
| |
| @Override |
| public void subscriptionActivated(IMessageSubscription subscription) { |
| node.clearUpdateCounter(); |
| update(node); |
| if (subscription.getMessageMode() == MessageMode.WRITER && node.getRequestedValueMap() != null && node.getRequestedValueMap().size() > 0) { |
| for (Entry<ElementPath, String> entry : node.getRequestedValueMap().entrySet()) { |
| try { |
| subscription.setElementValueNoSend(entry.getKey().getElementPath(), entry.getValue()); |
| } catch (Exception e) { |
| OseeLog.log(getClass(), Level.SEVERE, "Could not set element " + entry.getKey().asString(), e); |
| } |
| } |
| try { |
| subscription.send(); |
| } catch (Exception e) { |
| OseeLog.log(getClass(), Level.SEVERE, "Could not send " + subscription.getMessageClassName(), e); |
| } |
| } |
| node.setRequestedValueMap(null); |
| } |
| |
| @Override |
| public void subscriptionInvalidated(IMessageSubscription subscription) { |
| String reason = subscription.getMessageClassName() + " does not exist"; |
| LinkedList<AbstractTreeNode> list = new LinkedList<AbstractTreeNode>(); |
| list.add(node); |
| node.collectDescendants(list); |
| OseeLog.log(getClass(), Level.WARNING, subscription.getMessageClassName() +" does not exists", new IllegalSelectorException()); |
| for (AbstractTreeNode child : list) { |
| child.setEnabled(false); |
| child.setDisabledReason(reason); |
| } |
| update(list.toArray(new AbstractTreeNode[list.size()])); |
| |
| } |
| |
| @Override |
| public void subscriptionNotSupported(IMessageSubscription subscription) { |
| update(node); |
| } |
| |
| @Override |
| public void subscriptionResolved(IMessageSubscription subscription) { |
| super.subscriptionResolved(subscription); |
| node.setResolved(true); |
| node.setEnabled(true); |
| node.setDisabledReason(""); |
| update(node); |
| } |
| |
| @Override |
| public void subscriptionUnresolved(IMessageSubscription subscription) { |
| super.subscriptionUnresolved(subscription); |
| node.setResolved(false); |
| update(node); |
| subscriptionInvalidated(subscription); |
| } |
| |
| private void update(AbstractTreeNode[] nodes) { |
| Displays.ensureInDisplayThread(new NodeUpdate(nodes)); |
| } |
| |
| private void update(AbstractTreeNode node) { |
| Displays.ensureInDisplayThread(new NodeUpdate(new AbstractTreeNode[] {node})); |
| } |
| |
| } |