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Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncProvider.java | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncProvider.java b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncProvider.java new file mode 100644 index 0000000000..10eb78f6c8 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncProvider.java @@ -0,0 +1,107 @@ +/* + * 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 sampleasync.impl; + +import java.lang.reflect.Field; +import java.util.HashMap; +import java.util.Map; + +import org.apache.tuscany.sca.assembly.ComponentReference; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.invocation.ProxyFactory; +import org.apache.tuscany.sca.interfacedef.Interface; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.interfacedef.java.JavaInterface; +import org.apache.tuscany.sca.interfacedef.java.JavaOperation; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLOperation; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.InvokerAsyncRequest; +import org.apache.tuscany.sca.invocation.InvokerAsyncResponse; +import org.apache.tuscany.sca.provider.ImplementationAsyncProvider; +import org.apache.tuscany.sca.runtime.RuntimeComponent; +import org.apache.tuscany.sca.runtime.RuntimeComponentService; + +/** + * Implementation provider for Sample component implementations. + * + * @version $Rev$ $Date$ + */ +class SampleAsyncProvider implements ImplementationAsyncProvider { + final RuntimeComponent comp; + final SampleAsyncImplementation impl; + final ProxyFactory pxf; + final ExtensionPointRegistry ep; + Object instance; + Map<String, Object> asyncMessageMap = new HashMap<String, Object>(); + + SampleAsyncProvider(final RuntimeComponent comp, final SampleAsyncImplementation impl, ProxyFactory pf, ExtensionPointRegistry ep) { + this.comp = comp; + this.impl = impl; + this.pxf = pf; + this.ep = ep; + } + + public void start() { + // Construct implementation instance and inject reference proxies + try { + instance = impl.clazz.newInstance(); + + for(ComponentReference r: comp.getReferences()) { + final Field f = impl.clazz.getDeclaredField(r.getName()); + f.setAccessible(true); + // Inject a Java or WSDLReference proxy + final Interface i = r.getInterfaceContract().getInterface(); + if(i instanceof JavaInterface) + f.set(instance, pxf.createProxy(comp.getComponentContext().getServiceReference(f.getType(), r.getName()))); + else + f.set(instance, new SampleWSDLProxy(asyncMessageMap, r.getEndpointReferences().get(0), i, ep)); + } + } catch(Exception e) { + throw new RuntimeException(e); + } + } + + public void stop() { + instance = null; + } + + public boolean supportsOneWayInvocation() { + return false; + } + + public Invoker createInvoker(final RuntimeComponentService s, final Operation op) { + return (Invoker)createAsyncInvoker(s, op); + } + + public InvokerAsyncRequest createAsyncInvoker(final RuntimeComponentService s, final Operation op) { + try { + // Creating an invoker for a Java or WSDL-typed implementation + if(op instanceof JavaOperation) + return new SampleJavaInvoker((JavaOperation)op, impl.clazz, instance); + return new SampleWSDLInvoker((WSDLOperation)op, impl.clazz, instance); + } catch(Exception e) { + throw new RuntimeException(e); + } + } + + public InvokerAsyncResponse createAsyncResponseInvoker(Operation operation) { + return new SampleAsyncResponseInvoker(asyncMessageMap, operation, impl.clazz, instance); + } +} |