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Diffstat (limited to 'branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider')
3 files changed, 0 insertions, 205 deletions
diff --git a/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationInvoker.java b/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationInvoker.java deleted file mode 100644 index b212ee3c9b..0000000000 --- a/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationInvoker.java +++ /dev/null @@ -1,79 +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 crud.provider; - -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.invocation.Message; - -import crud.backend.ResourceManager; - - -/** - * Implements an invoker for CRUD component implementations. - * - * The invoker is responsible for handling invocations of a business operation. - * Input business data is passed to the invoke method in a Message object. - * The invoke method is responsible for handling the invocation and returning a Message with - * the output business data. - * - * In this example we are simply delegating the CRUD operation invocations to the - * corresponding methods on our fake resource manager class. - * - * More sophisticated invokers can delegate the invocation to an implementation artifact directly - * (for example a Java class using reflection as in the implementation-pojo sample) or call a runtime - * engine like a BPEL engine or an XQuery engine for example (this is what the Tuscany - * implementation-bpel and implementation-xquery extensions do). - */ -class CRUDImplementationInvoker implements Invoker { - private Operation operation; - private ResourceManager resourceManager; - - CRUDImplementationInvoker(Operation operation, ResourceManager resourceManager) { - this.operation = operation; - this.resourceManager = resourceManager; - } - - public Message invoke(Message msg) { - try { - Object[] args = msg.getBody(); - Object resp = null; - - if (operation.getName().equals("create")) { - resp = resourceManager.createResource(args[0]); - - } else if (operation.getName().equals("retrieve")) { - resp = resourceManager.retrieveResource((String)args[0]); - - } else if (operation.getName().equals("update")) { - resp = resourceManager.updateResource((String)args[0], args[1]); - - } else if (operation.getName().equals("delete")) { - resourceManager.deleteResource((String)args[0]); - } - - msg.setBody(resp); - } catch (Exception e) { - msg.setFaultBody(e.getCause()); - } - return msg; - } - -} diff --git a/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProvider.java b/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProvider.java deleted file mode 100644 index 8f11f9d910..0000000000 --- a/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProvider.java +++ /dev/null @@ -1,75 +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 crud.provider; - -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.provider.ImplementationProvider; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentService; - -import crud.CRUDImplementation; -import crud.backend.ResourceManager; - - -/** - * An implementation provider for sample CRUD implementations. - * - * The implementation provider is responsible for handling the lifecycle of a component - * implementation and creating operation invokers for the service operations provided - * by the implementation. - * - * The start() and stop() methods are called when a component is started - * and stopped. - * - * The createInvoker method is called for each operation provided by the component - * implementation. The implementation provider can create an invoker and initialize it - * at that time to minimize the amount of work to be performed on each invocation. - */ -class CRUDImplementationProvider implements ImplementationProvider { - - private RuntimeComponent component; - private CRUDImplementation implementation; - - /** - * Constructs a new CRUD implementation. - */ - CRUDImplementationProvider(RuntimeComponent component, CRUDImplementation implementation) { - this.component = component; - this.implementation = implementation; - } - - public Invoker createInvoker(RuntimeComponentService service, Operation operation) { - CRUDImplementationInvoker invoker = new CRUDImplementationInvoker(operation, new ResourceManager(implementation.getDirectory())); - return invoker; - } - - public boolean supportsOneWayInvocation() { - return false; - } - - public void start() { - System.out.println("Starting " + component.getName()); - } - - public void stop() { - System.out.println("Stopping " + component.getName()); - } - -} diff --git a/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProviderFactory.java b/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProviderFactory.java deleted file mode 100644 index 4566cb7155..0000000000 --- a/branches/sca-java-1.3.1/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProviderFactory.java +++ /dev/null @@ -1,51 +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 crud.provider; - -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.provider.ImplementationProvider; -import org.apache.tuscany.sca.provider.ImplementationProviderFactory; -import org.apache.tuscany.sca.runtime.RuntimeComponent; - -import crud.CRUDImplementation; -import crud.provider.CRUDImplementationProvider; - - -/** - * A factory for CRUD implementation providers. - * - * The factory is called to create an implementation provider for each component using - * the CRUD implementation. - */ -public class CRUDImplementationProviderFactory implements ImplementationProviderFactory<CRUDImplementation> { - - /** - * Constructs a new CRUD implementation. - */ - public CRUDImplementationProviderFactory(ExtensionPointRegistry extensionPoints) { - } - - public ImplementationProvider createImplementationProvider(RuntimeComponent component, CRUDImplementation implementation) { - return new CRUDImplementationProvider(component, implementation); - } - - public Class<CRUDImplementation> getModelType() { - return CRUDImplementation.class; - } -} |