diff options
Diffstat (limited to 'sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast')
7 files changed, 476 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/EndpointStash.java b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/EndpointStash.java new file mode 100644 index 0000000000..42f6193940 --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/EndpointStash.java @@ -0,0 +1,54 @@ +/* + * 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.util.Map; +import java.util.concurrent.ConcurrentHashMap; + +import org.apache.tuscany.sca.runtime.RuntimeEndpoint; + + +public class EndpointStash { + + // TODO a better way of sharing these endpoints than a static + // the issue is that the ServiceInvoker needs to get hold of the Endpoint + // for a URI. The ServiceInvoker runs in the context of a Hazelcast spawned + // thread so can only get to Tuscany via a static. The Hazelcast endpoint + // registry does actually have these endpoints so perhaps an alternative could be + // to use NodeFactory.getNodeFactories to get at the Hazelcast endpoint registry. + private static Map<String, RuntimeEndpoint> endpoints = new ConcurrentHashMap<String, RuntimeEndpoint>(); + + public static void addEndpoint(RuntimeEndpoint endpoint) { + endpoints.put(endpoint.getURI(), endpoint); + } + + public static RuntimeEndpoint getEndpoint(String uri) { + for (RuntimeEndpoint ep : endpoints.values()) { + if (ep.matches(uri)) { + return ep; + } + } + return null; + } + + public static void removeEndpoint(String uri) { + endpoints.remove(uri); + } +} diff --git a/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBinding.java b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBinding.java new file mode 100644 index 0000000000..1636ed16ca --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBinding.java @@ -0,0 +1,33 @@ +/* + * 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 javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.impl.BindingImpl; + +public class HazelcastBinding extends BindingImpl { + + public static final QName TYPE = new QName(SCA11_TUSCANY_NS, "binding.hazelcast"); + + public HazelcastBinding() { + super(TYPE); + } +} diff --git a/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingProviderFactory.java b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingProviderFactory.java new file mode 100644 index 0000000000..5e9d415048 --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastBindingProviderFactory.java @@ -0,0 +1,54 @@ +/* + * 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 org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.databinding.xml.DOMDataBinding; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.provider.BindingProviderFactory; +import org.apache.tuscany.sca.provider.ReferenceBindingProvider; +import org.apache.tuscany.sca.provider.ServiceBindingProvider; +import org.apache.tuscany.sca.runtime.RuntimeEndpoint; +import org.apache.tuscany.sca.runtime.RuntimeEndpointReference; + +public class HazelcastBindingProviderFactory implements BindingProviderFactory<HazelcastBinding> { + + private ExtensionPointRegistry extensionsRegistry; + + public HazelcastBindingProviderFactory(ExtensionPointRegistry extensionsRegistry) { + this.extensionsRegistry = extensionsRegistry; + } + + public ReferenceBindingProvider createReferenceBindingProvider(RuntimeEndpointReference endpointReference) { + InterfaceContract interfaceContract = endpointReference.getGeneratedWSDLContract(endpointReference.getComponentReferenceInterfaceContract()); + interfaceContract.getInterface().resetDataBinding(DOMDataBinding.NAME); + return new HazelcastReferenceBindingProvider(extensionsRegistry, endpointReference.getTargetEndpoint().getURI(), interfaceContract); + } + + public ServiceBindingProvider createServiceBindingProvider(RuntimeEndpoint endpoint) { + InterfaceContract interfaceContract = endpoint.getGeneratedWSDLContract(endpoint.getComponentServiceInterfaceContract()); + interfaceContract.getInterface().resetDataBinding(DOMDataBinding.NAME); + return new HazelcastServiceBindingProvider(endpoint, interfaceContract); + } + + public Class<HazelcastBinding> getModelType() { + return HazelcastBinding.class; + } +} diff --git a/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastReferenceBindingProvider.java b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastReferenceBindingProvider.java new file mode 100644 index 0000000000..29546f405e --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastReferenceBindingProvider.java @@ -0,0 +1,58 @@ +/* + * 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 org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.provider.ReferenceBindingProvider; + +public class HazelcastReferenceBindingProvider implements ReferenceBindingProvider { + + private ExtensionPointRegistry extensionsRegistry; + private String serviceURI; + private InterfaceContract interfaceContract; + + public HazelcastReferenceBindingProvider(ExtensionPointRegistry extensionsRegistry, String serviceURI, InterfaceContract interfaceContract) { + this.extensionsRegistry = extensionsRegistry; + this.serviceURI = serviceURI; + this.interfaceContract = interfaceContract; + } + + public Invoker createInvoker(Operation operation) { + return new ReferenceInvoker(extensionsRegistry, serviceURI, operation); + } + + public InterfaceContract getBindingInterfaceContract() { + return interfaceContract; + } + + public boolean supportsOneWayInvocation() { + return false; + } + + public void start() { + } + + public void stop() { + } + +} diff --git a/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastServiceBindingProvider.java b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastServiceBindingProvider.java new file mode 100644 index 0000000000..6ac3542a8e --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/HazelcastServiceBindingProvider.java @@ -0,0 +1,52 @@ +/* + * 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 org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.provider.ServiceBindingProvider; +import org.apache.tuscany.sca.runtime.RuntimeEndpoint; + +public class HazelcastServiceBindingProvider implements ServiceBindingProvider { + + private RuntimeEndpoint endpoint; + private InterfaceContract interfaceContract; + + + public HazelcastServiceBindingProvider(RuntimeEndpoint endpoint, InterfaceContract interfaceContract) { + this.endpoint = endpoint; + this.interfaceContract = interfaceContract; + } + + public void start() { + EndpointStash.addEndpoint(endpoint); + } + + public void stop() { + EndpointStash.removeEndpoint(endpoint.getURI()); + } + + public InterfaceContract getBindingInterfaceContract() { + return interfaceContract; + } + + public boolean supportsOneWayInvocation() { + return false; + } +} diff --git a/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java new file mode 100644 index 0000000000..1585684691 --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ReferenceInvoker.java @@ -0,0 +1,127 @@ +/* + * 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.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.registry.hazelcast.HazelcastDomainRegistry; +import org.apache.tuscany.sca.runtime.DomainRegistryFactory; +import org.apache.tuscany.sca.runtime.DomainRegistry; +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 { + + HazelcastDomainRegistry 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 (DomainRegistry r : domainRegistryFactory.getEndpointRegistries()) { + if (r instanceof HazelcastDomainRegistry) { + hzRegistry = (HazelcastDomainRegistry)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; + } + +} diff --git a/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ServiceInvoker.java b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ServiceInvoker.java new file mode 100644 index 0000000000..42cac191aa --- /dev/null +++ b/sca-java-2.x/branches/2.0/modules/domain-hazelcast/src/main/java/org/apache/tuscany/sca/binding/hazelcast/ServiceInvoker.java @@ -0,0 +1,98 @@ +/* + * 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.io.Serializable; +import java.lang.reflect.InvocationTargetException; +import java.util.concurrent.Callable; + +import org.apache.tuscany.sca.common.xml.dom.DOMHelper; +import org.apache.tuscany.sca.interfacedef.Interface; +import org.apache.tuscany.sca.interfacedef.InterfaceContract; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.interfacedef.util.FaultException; +import org.apache.tuscany.sca.runtime.RuntimeEndpoint; +import org.oasisopen.sca.NoSuchServiceException; +import org.oasisopen.sca.ServiceRuntimeException; +import org.w3c.dom.Document; +import org.w3c.dom.Node; +import org.xml.sax.SAXException; + +public class ServiceInvoker implements Callable<String>, Serializable { + private static final long serialVersionUID = 1L; + + // all fields MUST be Serializable + private String serviceURI; + private String operationName; + private String requestXML; + + public ServiceInvoker(String serviceURI, String operationName, String msgXML) { + this.serviceURI = serviceURI; + this.operationName = operationName; + this.requestXML = msgXML; + } + + public String call() throws Exception { + RuntimeEndpoint endpoint = EndpointStash.getEndpoint(serviceURI); + if (endpoint == null) { + throw new NoSuchServiceException(serviceURI); + } + Operation operation = getRequestOperation(endpoint); + DOMHelper domHelper = DOMHelper.getInstance(endpoint.getCompositeContext().getExtensionPointRegistry()); + Object[] args = getRequestArgs(domHelper); + String responseXML; + try { + Object response = endpoint.invoke(operation, args); + responseXML = getResponseXML(domHelper, response); + } catch (Exception e) { + if (e instanceof InvocationTargetException && ((InvocationTargetException)e).getTargetException() instanceof FaultException) { + responseXML = "DECLAREDEXCEPTION:" + getResponseXML(domHelper, ((FaultException)((InvocationTargetException)e).getTargetException()).getFaultInfo()); + } else { + responseXML = "EXCEPTION: " + e.getClass() + ":" + e.getMessage(); + } + } + return responseXML; + } + + private Operation getRequestOperation(RuntimeEndpoint endpoint) { + InterfaceContract ic = endpoint.getBindingInterfaceContract(); + Interface iface = ic.getInterface(); + for (Operation op : iface.getOperations()) { + if (op.getName().equals(operationName)) { + return op; + } + + } + // TODO: return err msg + throw new ServiceRuntimeException("operation not found " + operationName); + } + + private Object[] getRequestArgs(DOMHelper domHelper) throws IOException, SAXException { + Document requestDOM = domHelper.load(requestXML); + return new Object[] {requestDOM}; + } + + private String getResponseXML(DOMHelper domHelper, Object response) { + String responseXML = domHelper.saveAsString((Node)response); + return responseXML; + } + +} |