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Diffstat (limited to 'tags/java/sca/1.0.1-RC4/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProvider.java')
-rw-r--r-- | tags/java/sca/1.0.1-RC4/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProvider.java | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/tags/java/sca/1.0.1-RC4/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProvider.java b/tags/java/sca/1.0.1-RC4/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProvider.java new file mode 100644 index 0000000000..450bc8a928 --- /dev/null +++ b/tags/java/sca/1.0.1-RC4/samples/implementation-crud-extension/src/main/java/crud/provider/CRUDImplementationProvider.java @@ -0,0 +1,70 @@ +/* + * 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; + + +/** + * The model representing a sample CRUD implementation in an SCA assembly model. + * The sample CRUD implementation is not a full blown implementation, it only + * supports a subset of what a component implementation can support: - a single + * fixed service (as opposed to a list of services typed by different + * interfaces) - a directory attribute used to specify where a CRUD component is + * going to persist resources - no references or properties - no policy intents + * or policy sets + */ +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()); + } + +} |