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Diffstat (limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/binding-websocket/src/main/java/org/apache/tuscany/sca/binding/websocket/runtime/TuscanyWebsocket.java')
-rw-r--r--sca-java-2.x/tags/2.0.1-RC1/modules/binding-websocket/src/main/java/org/apache/tuscany/sca/binding/websocket/runtime/TuscanyWebsocket.java85
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diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/binding-websocket/src/main/java/org/apache/tuscany/sca/binding/websocket/runtime/TuscanyWebsocket.java b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-websocket/src/main/java/org/apache/tuscany/sca/binding/websocket/runtime/TuscanyWebsocket.java
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+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-websocket/src/main/java/org/apache/tuscany/sca/binding/websocket/runtime/TuscanyWebsocket.java
@@ -0,0 +1,85 @@
+/*
+ * 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.binding.websocket.runtime;
+
+import java.io.IOException;
+import java.util.UUID;
+
+import org.eclipse.jetty.websocket.WebSocket;
+
+/**
+ * A websocket connection handling communication between one browser client and
+ * *all* websocket services hosted by a server. The connection is persisted as
+ * long as the client is connected and communication with all services is
+ * multiplexed via a single websocket connection.
+ */
+public class TuscanyWebsocket implements WebSocket, WebSocket.OnTextMessage {
+
+ private String id;
+ private Connection connection;
+ private WebsocketBindingDispatcher dispatcher;
+
+ public TuscanyWebsocket(WebsocketBindingDispatcher dispatcher) {
+ this.dispatcher = dispatcher;
+ }
+
+ @Override
+ public void onOpen(Connection connection) {
+ this.connection = connection;
+ this.id = UUID.randomUUID().toString();
+ WebsocketConnectionManager.addConnection(this);
+ }
+
+ @Override
+ public void onMessage(String jsonRequest) {
+ WebsocketBindingMessage request = JSONUtil.decodeMessage(jsonRequest);
+ WebsocketServiceInvoker invoker = dispatcher.dispatch(request.getOperation());
+ if (invoker == null) {
+ throw new RuntimeException("No operation found for " + request.getOperation());
+ } else {
+ if (!invoker.isNonBlocking()) {
+ WebsocketBindingMessage response = invoker.invokeSync(request);
+ send(response);
+ } else {
+ invoker.invokeAsync(request, this);
+ }
+ }
+ }
+
+ @Override
+ public void onClose(int closeCode, String message) {
+ WebsocketConnectionManager.removeConnection(this);
+ }
+
+ public void send(WebsocketBindingMessage message) {
+ try {
+ if (connection.isOpen()) {
+ connection.sendMessage(JSONUtil.encodeMessage(message));
+ }
+ } catch (IOException e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ public String getId() {
+ return id;
+ }
+
+}