diff options
Diffstat (limited to 'sca-java-2.x/trunk/modules/sca-client-impl/src/main/java/org/apache/tuscany')
2 files changed, 127 insertions, 14 deletions
diff --git a/sca-java-2.x/trunk/modules/sca-client-impl/src/main/java/org/apache/tuscany/sca/client/impl/SCAClientFactoryImpl.java b/sca-java-2.x/trunk/modules/sca-client-impl/src/main/java/org/apache/tuscany/sca/client/impl/SCAClientFactoryImpl.java index 7afc6bbe07..ef5dabeb67 100644 --- a/sca-java-2.x/trunk/modules/sca-client-impl/src/main/java/org/apache/tuscany/sca/client/impl/SCAClientFactoryImpl.java +++ b/sca-java-2.x/trunk/modules/sca-client-impl/src/main/java/org/apache/tuscany/sca/client/impl/SCAClientFactoryImpl.java @@ -19,14 +19,22 @@ package org.apache.tuscany.sca.client.impl; +import java.lang.reflect.InvocationHandler; +import java.lang.reflect.Proxy; import java.net.URI; import java.util.List; +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.UtilityExtensionPoint; import org.apache.tuscany.sca.node.Node; -import org.apache.tuscany.sca.node.NodeFinder; +import org.apache.tuscany.sca.node.NodeFactory; +import org.apache.tuscany.sca.node.impl.NodeFactoryImpl; +import org.apache.tuscany.sca.node.impl.NodeImpl; +import org.apache.tuscany.sca.runtime.DomainRegistryFactory; +import org.apache.tuscany.sca.runtime.EndpointRegistry; import org.oasisopen.sca.NoSuchDomainException; import org.oasisopen.sca.NoSuchServiceException; -import org.oasisopen.sca.ServiceUnavailableException; import org.oasisopen.sca.client.SCAClientFactory; import org.oasisopen.sca.client.SCAClientFactoryFinder; @@ -35,30 +43,59 @@ public class SCAClientFactoryImpl extends SCAClientFactory { public static void setSCAClientFactoryFinder(SCAClientFactoryFinder factoryFinder) { SCAClientFactory.factoryFinder = factoryFinder; } + + private ExtensionPointRegistry extensionsRegistry; + private EndpointRegistry endpointRegistry; + private NodeFactoryImpl nodeFactory; public SCAClientFactoryImpl(URI domainURI) throws NoSuchDomainException { super(domainURI); + + this.nodeFactory = (NodeFactoryImpl)NodeFactory.getInstance(); + this.extensionsRegistry = nodeFactory.getExtensionPoints(); + UtilityExtensionPoint utilities = extensionsRegistry.getExtensionPoint(UtilityExtensionPoint.class); + DomainRegistryFactory domainRegistryFactory = utilities.getUtility(DomainRegistryFactory.class); + this.endpointRegistry = domainRegistryFactory.getEndpointRegistry(null, getDomainURI().toString()); // TODO: shouldnt use null for reg uri + // TODO: if there is not an existing endpoint registry for the domain URI the + // this should create an endpoint registry client for the remote domain (eg hazelcast native client) + // for now just throw an exception + if (endpointRegistry == null) { + throw new NoSuchDomainException(domainURI.toString()); + } } @Override public <T> T getService(Class<T> serviceInterface, String serviceName) throws NoSuchServiceException, NoSuchDomainException { - URI domainURI = getDomainURI(); - if (domainURI == null) { - domainURI = URI.create(Node.DEFAULT_DOMAIN_URI); + + List<Endpoint> eps = endpointRegistry.findEndpoint(serviceName); + if (eps == null || eps.size() < 1) { + throw new NoSuchServiceException(serviceName); } - List<Node> nodes = NodeFinder.getNodes(domainURI); - if (nodes == null || nodes.size() < 1) { - throw new NoSuchDomainException(domainURI.toString()); + Endpoint endpoint = eps.get(0); // TODO: what should be done with multiple endpoints? + + Node localNode = findLocalNode(endpoint); + if (localNode != null) { + return localNode.getService(serviceInterface, serviceName); } - for (Node n : nodes) { - try { - return n.getService(serviceInterface, serviceName); - } catch(ServiceUnavailableException e) { - // Ingore and continue + InvocationHandler handler = new SCAClientProxyHandler(serviceName, extensionsRegistry, endpointRegistry); + return (T)Proxy.newProxyInstance(serviceInterface.getClassLoader(), new Class[] {serviceInterface}, handler); + } + + private Node findLocalNode(Endpoint endpoint) { + for (Node node : nodeFactory.getNodes().values()) { + if (((NodeImpl)node).getServiceEndpoints().contains(endpoint)) { + return node; } } + return null; + } - throw new NoSuchServiceException(serviceName); + private String getDomainName() { + // TODO: parse to extract just the domain name from the uri + if (getDomainURI().getHost() != null) { + return getDomainURI().getHost(); + } + return getDomainURI().toString(); } } diff --git a/sca-java-2.x/trunk/modules/sca-client-impl/src/main/java/org/apache/tuscany/sca/client/impl/SCAClientProxyHandler.java b/sca-java-2.x/trunk/modules/sca-client-impl/src/main/java/org/apache/tuscany/sca/client/impl/SCAClientProxyHandler.java new file mode 100644 index 0000000000..c5913070e8 --- /dev/null +++ b/sca-java-2.x/trunk/modules/sca-client-impl/src/main/java/org/apache/tuscany/sca/client/impl/SCAClientProxyHandler.java @@ -0,0 +1,76 @@ +/*
+ * 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.client.impl;
+
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.util.List;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.Endpoint;
+import org.apache.tuscany.sca.assembly.EndpointReference;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.runtime.EndpointRegistry;
+import org.oasisopen.sca.NoSuchServiceException;
+
+/**
+ * TODO: What this wants is a way to create a generic invoker for an arbitrary binding
+ * that could mean extending the BindingProvider API to include something like a
+ * createClient method which creates an Invoker for an Endpoint
+ */
+public class SCAClientProxyHandler implements InvocationHandler {
+
+ protected EndpointRegistry endpointRegistry;
+ protected EndpointReference endpointReference;
+ protected String serviceName;
+
+ public SCAClientProxyHandler(String serviceName, ExtensionPointRegistry extensionsRegistry, EndpointRegistry endpointRegistry) {
+ this.endpointRegistry = endpointRegistry;
+ this.serviceName = serviceName;
+
+// RMIHostExtensionPoint rmiHosts = extensionsRegistry.getExtensionPoint(RMIHostExtensionPoint.class);
+// this.rmiHost = new ExtensibleRMIHost(rmiHosts);
+
+ FactoryExtensionPoint factories = extensionsRegistry.getExtensionPoint(FactoryExtensionPoint.class);
+ AssemblyFactory assemblyFactory = factories.getFactory(AssemblyFactory.class);
+
+ this.endpointReference = assemblyFactory.createEndpointReference();
+ endpointReference.setReference(assemblyFactory.createComponentReference());
+ Endpoint targetEndpoint = assemblyFactory.createEndpoint();
+ targetEndpoint.setURI(serviceName);
+ endpointReference.setTargetEndpoint(targetEndpoint);
+ }
+
+ public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
+
+ List<Endpoint> endpoints = endpointRegistry.findEndpoint(endpointReference);
+ if (endpoints.size() <1 ) {
+ throw new NoSuchServiceException(serviceName);
+ }
+
+ String uri = endpoints.get(0).getBinding().getURI();
+// RMIBindingInvoker invoker = new RMIBindingInvoker(rmiHost, uri, method);
+//
+// return invoker.invokeTarget(args);
+ return null;
+ }
+
+}
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