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Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java b/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java deleted file mode 100644 index 7caf3e4841..0000000000 --- a/sca-java-2.x/trunk/modules/binding-hazelcast-runtime/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java +++ /dev/null @@ -1,127 +0,0 @@ -/* - * 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.hazelcast; - -import java.io.IOException; -import java.util.concurrent.Callable; -import java.util.concurrent.ExecutorService; -import java.util.concurrent.FutureTask; - -import javax.xml.namespace.QName; - -import org.apache.tuscany.sca.common.xml.dom.DOMHelper; -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.FactoryExtensionPoint; -import org.apache.tuscany.sca.endpoint.hazelcast.HazelcastEndpointRegistry; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.util.FaultException; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; -import org.apache.tuscany.sca.invocation.MessageFactory; -import org.apache.tuscany.sca.runtime.DomainRegistryFactory; -import org.apache.tuscany.sca.runtime.EndpointRegistry; -import org.apache.tuscany.sca.runtime.ExtensibleDomainRegistryFactory; -import org.oasisopen.sca.ServiceRuntimeException; -import org.w3c.dom.Document; -import org.w3c.dom.Node; -import org.xml.sax.SAXException; - -import com.hazelcast.core.DistributedTask; -import com.hazelcast.core.Member; - -public class ReferenceInvoker implements Invoker { - - HazelcastEndpointRegistry hzRegistry; - DOMHelper domHelper; - String serviceURI; - private Operation operation; - MessageFactory messageFactory; - - public ReferenceInvoker(ExtensionPointRegistry extensionsRegistry, String serviceURI, Operation operation) { - this.serviceURI = serviceURI; - this.operation = operation; - DomainRegistryFactory domainRegistryFactory = ExtensibleDomainRegistryFactory.getInstance(extensionsRegistry); - for (EndpointRegistry r : domainRegistryFactory.getEndpointRegistries()) { - if (r instanceof HazelcastEndpointRegistry) { - hzRegistry = (HazelcastEndpointRegistry)r; - break; - } - } - this.domHelper = DOMHelper.getInstance(extensionsRegistry); - FactoryExtensionPoint modelFactories = extensionsRegistry.getExtensionPoint(FactoryExtensionPoint.class); - this.messageFactory = modelFactories.getFactory(MessageFactory.class); - } - - public Message invoke(Message msg) { - Member owningMember = hzRegistry.getOwningMember(serviceURI); - if (owningMember == null) { - throw new ServiceRuntimeException("service not found: " + serviceURI); - } - String requestXML = getRequestXML(msg); - Callable<String> callable = new ServiceInvoker(serviceURI, operation.getName(), requestXML); - FutureTask<String> task = new DistributedTask<String>(callable, owningMember); - ExecutorService executorService = getExecutorService(); - executorService.execute(task); - try { - return getResponseNode(task.get()); - } catch (Exception e) { - throw new ServiceRuntimeException(e); - } - } - - /** - * Hazelcast ExecutorService can't nest invocations so use a separate ExecutorService - * for nested calls. See http://groups.google.com/group/hazelcast/browse_thread/thread/1cc0b943716476e9 - */ - private ExecutorService getExecutorService() { - String threadName = Thread.currentThread().getName(); - if (!threadName.startsWith("hz.executor.") || threadName.indexOf("binding.sca.") == -1) { - return hzRegistry.getHazelcastInstance().getExecutorService("binding.sca.1"); - } else { - String oldName = threadName.substring(threadName.lastIndexOf("binding.sca."), threadName.lastIndexOf(".thread-")); - int x = Integer.parseInt(oldName.substring(oldName.lastIndexOf('.') + 1)); - return hzRegistry.getHazelcastInstance().getExecutorService(oldName.substring(0, 12) + (x + 1)); - } - } - - private String getRequestXML(Message msg) { - Object[] args = msg.getBody(); - String msgXML = domHelper.saveAsString((Node)args[0]); - return msgXML; - } - - private Message getResponseNode(String responseXML) throws IOException, SAXException { - Message msg = messageFactory.createMessage(); - if (responseXML.startsWith("DECLAREDEXCEPTION:")) { - Document responseDOM = domHelper.load(responseXML.substring(18)); - FaultException e = new FaultException("remote exception", responseDOM); - Node node = ((Node)responseDOM).getFirstChild(); - e.setFaultName(new QName(node.getNamespaceURI(), node.getLocalName())); - msg.setFaultBody(e); - } else if (responseXML.startsWith("EXCEPTION:")) { - throw new ServiceRuntimeException("Remote exception:" + responseXML.substring(10)); - } else { - Document responseDOM = domHelper.load(responseXML); - msg.setBody(responseDOM); - } - return msg; - } - -} |