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Diffstat (limited to 'plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/core/Transport.java')
-rw-r--r--plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/core/Transport.java116
1 files changed, 116 insertions, 0 deletions
diff --git a/plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/core/Transport.java b/plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/core/Transport.java
new file mode 100644
index 000000000..3e2d1840e
--- /dev/null
+++ b/plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/core/Transport.java
@@ -0,0 +1,116 @@
+/*******************************************************************************
+ * Copyright (c) 2007 Wind River Systems, 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:
+ * Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package com.windriver.tcf.api.internal.core;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.Set;
+
+import com.windriver.tcf.api.Activator;
+import com.windriver.tcf.api.core.AbstractChannel;
+import com.windriver.tcf.api.core.AbstractPeer;
+import com.windriver.tcf.api.protocol.IChannel;
+import com.windriver.tcf.api.protocol.IService;
+import com.windriver.tcf.api.protocol.Protocol;
+import com.windriver.tcf.api.protocol.IToken;
+import com.windriver.tcf.api.services.ILocator;
+
+public class Transport {
+
+ private static final Collection<AbstractChannel> channels =
+ new LinkedList<AbstractChannel>();
+ private static final Collection<Protocol.ChannelOpenListener> listeners =
+ new LinkedList<Protocol.ChannelOpenListener>();
+
+ public static void channelOpened(final AbstractChannel channel) {
+ channels.add(channel);
+ for (Protocol.ChannelOpenListener l : listeners) {
+ try {
+ l.onChannelOpen(channel);
+ }
+ catch (Throwable x) {
+ Activator.log("Exception in channel listener", x);
+ }
+ }
+ }
+
+ public static void channelClosed(final AbstractChannel channel, final Throwable x) {
+ channels.remove(channel);
+ }
+
+ public static IChannel[] getOpenChannels() {
+ return channels.toArray(new IChannel[channels.size()]);
+ }
+
+ public static void addChanalOpenListener(Protocol.ChannelOpenListener listener) {
+ listeners.add(listener);
+ }
+
+ public static void removeChanalOpenListener(Protocol.ChannelOpenListener listener) {
+ listeners.remove(listener);
+ }
+
+ public static void peerDisposed(AbstractPeer peer) {
+ Collection<AbstractChannel> bf = new ArrayList<AbstractChannel>(channels);
+ for (Iterator<AbstractChannel> i = bf.iterator(); i.hasNext();) {
+ AbstractChannel c = i.next();
+ if (c.getRemotePeer() != peer) continue;
+ c.close();
+ }
+ }
+
+ /**
+ * Transmit TCF event message.
+ * The message is sent to all open communication channels – broadcasted.
+ *
+ * This is internal API, TCF clients should use {@code com.windriver.tcf.api.protocol.Protocol}.
+ */
+ public static void sendEvent(String service_name, String event_name, byte[] data) {
+ for (Iterator<AbstractChannel> i = channels.iterator(); i.hasNext();) {
+ AbstractChannel channel = i.next();
+ IService s = channel.getRemoteService(service_name);
+ if (s != null) channel.sendEvent(s, event_name, data);
+ }
+ }
+
+ /**
+ * Call back after TCF messages sent by this host up to this moment are delivered
+ * to their intended targets. This method is intended for synchronization of messages
+ * across multiple channels.
+ *
+ * Note: Cross channel synchronization can reduce performance and throughput.
+ * Most clients don't need cross channel synchronization and should not call this method.
+ *
+ * @param done will be executed by dispatch thread after communication
+ * messages are delivered to corresponding targets.
+ *
+ * This is internal API, TCF clients should use {@code com.windriver.tcf.api.protocol.Protocol}.
+ */
+ public static void sync(final Runnable done) {
+ final Set<IToken> set = new HashSet<IToken>();
+ ILocator.DoneSync done_sync = new ILocator.DoneSync() {
+ public void doneSync(IToken token) {
+ assert set.contains(token);
+ set.remove(token);
+ if (set.isEmpty()) done.run();
+ }
+ };
+ for (Iterator<AbstractChannel> i = channels.iterator(); i.hasNext();) {
+ AbstractChannel channel = i.next();
+ ILocator s = channel.getRemoteService(ILocator.class);
+ if (s != null) set.add(s.sync(done_sync));
+ }
+ if (set.isEmpty()) Protocol.invokeLater(done);
+ }
+}

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