From 132aa8a77685ec92bc90c03f987650d275a7b639 Mon Sep 17 00:00:00 2001 From: lresende Date: Mon, 30 Sep 2013 06:59:11 +0000 Subject: 2.0.1 RC1 release tag git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1527464 13f79535-47bb-0310-9956-ffa450edef68 --- .../comet/runtime/CometCallbackInvoker.java | 69 ++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 sca-java-2.x/tags/2.0.1-RC1/modules/binding-comet-runtime/src/main/java/org/apache/tuscany/sca/binding/comet/runtime/CometCallbackInvoker.java (limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/binding-comet-runtime/src/main/java/org/apache/tuscany/sca/binding/comet/runtime/CometCallbackInvoker.java') diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/binding-comet-runtime/src/main/java/org/apache/tuscany/sca/binding/comet/runtime/CometCallbackInvoker.java b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-comet-runtime/src/main/java/org/apache/tuscany/sca/binding/comet/runtime/CometCallbackInvoker.java new file mode 100644 index 0000000000..b973c90728 --- /dev/null +++ b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-comet-runtime/src/main/java/org/apache/tuscany/sca/binding/comet/runtime/CometCallbackInvoker.java @@ -0,0 +1,69 @@ +/* + * 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.comet.runtime; + +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.binding.comet.runtime.callback.Status; +import org.apache.tuscany.sca.binding.comet.runtime.manager.CometSessionManager; +import org.apache.tuscany.sca.core.invocation.Constants; +import org.apache.tuscany.sca.core.invocation.impl.MessageImpl; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.Message; +import org.atmosphere.cpr.Broadcaster; + +/** + * Receives callback invocations and sends messages back to the browser. + */ +public class CometCallbackInvoker implements Invoker { + + protected Operation operation; + protected EndpointReference endpoint; + + public CometCallbackInvoker(final Operation operation, final EndpointReference endpoint) { + this.operation = operation; + this.endpoint = endpoint; + } + + /** + * Sends message back to the browser client and reports connection status to + * the runtime. + * + * @param msg + * message to send to the browser + * @return the connection status + */ + @Override + public Message invoke(final Message msg) { + String sessionId = (String) msg.getHeaders().get(Constants.RELATES_TO); + Broadcaster broadcaster = CometSessionManager.get(sessionId); + Message response = new MessageImpl(); + if (broadcaster == null) { + response.setBody(Status.CLIENT_DISCONNECTED); + } else { + String callbackMethod = msg.getTo().getURI(); + Object[] body = msg.getBody(); + broadcaster.broadcast(callbackMethod + "($.secureEvalJSON('" + JSONUtil.encodeResponse(body[0]) + "'))"); + response.setBody(Status.OK); + } + return response; + } + +} -- cgit v1.2.3