diff options
Diffstat (limited to 'sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl')
9 files changed, 835 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/ImplUtil.java b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/ImplUtil.java new file mode 100644 index 0000000000..c30c784d64 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/ImplUtil.java @@ -0,0 +1,148 @@ +/* + * 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.annotation.Annotation; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.AssemblyFactory; +import org.apache.tuscany.sca.assembly.Reference; +import org.apache.tuscany.sca.assembly.Service; +import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException; +import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceContract; +import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLDefinition; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLFactory; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterface; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterfaceContract; + +import sample.api.Java; +import sample.api.WSDL; + +/** + * Utility functions to help develop a component implementation extension. + */ +class ImplUtil { + + /** + * Return a Sample implementation with the given name. + */ + static SampleAsyncImplementation implementation(String name) { + final SampleAsyncImplementation impl = new SampleAsyncImplementation(name); + impl.setUnresolved(true); + return impl; + } + + /** + * Return the Java class configured on an annotation. + */ + static Class<?> clazz(final Annotation a) { + return ((Java)a).value(); + } + + /** + * Return the WSDL QName configured on an annotation. + */ + static QName qname(final Annotation a) { + final String uri = ((WSDL)a).value(); + final int h = uri.indexOf('#'); + return new QName(uri.substring(0, h), uri.substring(h + 1)); + } + + /** + * Convert a Java class to an interface contract. + */ + static JavaInterfaceContract contract(final Class<?> c, final JavaInterfaceFactory jif) throws InvalidInterfaceException { + final JavaInterfaceContract ic = jif.createJavaInterfaceContract(); + ic.setInterface(jif.createJavaInterface(c)); + return ic; + } + + /** + * Convert a WSDL interface to an interface contract. + */ + static WSDLInterfaceContract contract(final WSDLInterface wi, final WSDLFactory wf) { + final WSDLInterfaceContract ic = wf.createWSDLInterfaceContract(); + ic.setInterface(wi); + return ic; + } + + /** + * Convert a Java class to a service. + */ + static Service service(final Class<?> c, final JavaInterfaceFactory jif, final AssemblyFactory af) throws InvalidInterfaceException { + Service s = af.createService(); + s.setName(c.getSimpleName()); + s.setInterfaceContract(contract(c, jif)); + return s; + } + + /** + * Convert a WSDL interface to a service. + */ + static Service service(final WSDLInterface wi, final WSDLFactory wf, final AssemblyFactory af) { + Service s = af.createService(); + s.setName(wi.getName().getLocalPart()); + s.setInterfaceContract(contract(wi, wf)); + return s; + } + + /** + * Convert a name and Java class to a reference. + */ + static Reference reference(final String name, final Class<?> c, final JavaInterfaceFactory jif, final AssemblyFactory af) throws InvalidInterfaceException { + final Reference r = af.createReference(); + r.setName(name); + r.setInterfaceContract(contract(c, jif)); + return r; + } + + /** + * Convert a name and WSDL interface to a reference. + */ + static Reference reference(final String name, final WSDLInterface wi, final WSDLFactory wf, final AssemblyFactory af) { + final Reference r = af.createReference(); + r.setName(name); + r.setInterfaceContract(contract(wi, wf)); + return r; + } + + /** + * Convert a WSDL qname to a WSDL interface. + */ + static WSDLInterface interfaze(final QName name, final WSDLFactory wif) { + final WSDLInterface wir = wif.createWSDLInterface(); + wir.setUnresolved(true); + wir.setName(name); + return wir; + } + + /** + * Convert a WSDL qname to a WSDL definition. + */ + static WSDLDefinition definition(final QName name, final WSDLFactory wif) { + final WSDLDefinition wdr = wif.createWSDLDefinition(); + wdr.setUnresolved(true); + wdr.setNamespace(name.getNamespaceURI()); + wdr.setNameOfPortTypeToResolve(name); + return wdr; + } +} diff --git a/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncImplementation.java b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncImplementation.java new file mode 100644 index 0000000000..e0abd72b84 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncImplementation.java @@ -0,0 +1,41 @@ +/* + * 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 javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.impl.ImplementationImpl; + +/** + * Model representing a Sample implementation in an SCA assembly. + * + * @version $Rev$ $Date$ + */ +public class SampleAsyncImplementation extends ImplementationImpl { + static final QName QN = new QName(SCA11_TUSCANY_NS, "implementation.sampleasync"); + + final String name; + Class<?> clazz; + + SampleAsyncImplementation(final String name) { + super(QN); + this.name = name; + } + +} diff --git a/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncImplementationProcessor.java b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncImplementationProcessor.java new file mode 100644 index 0000000000..03fe3da178 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncImplementationProcessor.java @@ -0,0 +1,174 @@ +/* + * 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 static javax.xml.stream.XMLStreamConstants.END_ELEMENT; +import static sampleasync.impl.SampleAsyncImplementation.QN; +import static sampleasync.impl.ImplUtil.clazz; +import static sampleasync.impl.ImplUtil.definition; +import static sampleasync.impl.ImplUtil.implementation; +import static sampleasync.impl.ImplUtil.interfaze; +import static sampleasync.impl.ImplUtil.qname; +import static sampleasync.impl.ImplUtil.reference; +import static sampleasync.impl.ImplUtil.service; + +import java.lang.annotation.Annotation; +import java.lang.reflect.Field; + +import javax.wsdl.PortType; +import javax.xml.namespace.QName; +import javax.xml.stream.XMLStreamException; +import javax.xml.stream.XMLStreamReader; +import javax.xml.stream.XMLStreamWriter; + +import org.apache.tuscany.sca.assembly.AssemblyFactory; +import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.processor.ContributionReadException; +import org.apache.tuscany.sca.contribution.processor.ContributionResolveException; +import org.apache.tuscany.sca.contribution.processor.ContributionWriteException; +import org.apache.tuscany.sca.contribution.processor.ProcessorContext; +import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.resolver.ClassReference; +import org.apache.tuscany.sca.contribution.resolver.ModelResolver; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.FactoryExtensionPoint; +import org.apache.tuscany.sca.databinding.xml.DOMDataBinding; +import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException; +import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLDefinition; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLFactory; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLInterface; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLObject; + +import sample.api.Java; +import sample.api.WSDL; + +/** + * StAX artifact processor for Sample implementations. + * + * @version $Rev$ $Date$ + */ +public class SampleAsyncImplementationProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<SampleAsyncImplementation> { + final AssemblyFactory af; + final JavaInterfaceFactory jif; + final WSDLFactory wf; + + public SampleAsyncImplementationProcessor(final ExtensionPointRegistry ep) { + final FactoryExtensionPoint fep = ep.getExtensionPoint(FactoryExtensionPoint.class); + this.af = fep.getFactory(AssemblyFactory.class); + this.jif = fep.getFactory(JavaInterfaceFactory.class); + this.wf = fep.getFactory(WSDLFactory.class); + } + + public QName getArtifactType() { + return QN; + } + + public Class<SampleAsyncImplementation> getModelType() { + return SampleAsyncImplementation.class; + } + + public SampleAsyncImplementation read(final XMLStreamReader r, final ProcessorContext ctx) throws ContributionReadException, XMLStreamException { + // Read the component implementation element + final SampleAsyncImplementation impl = implementation(r.getAttributeValue(null, "class")); + while(r.hasNext() && !(r.next() == END_ELEMENT && QN.equals(r.getName()))) + ; + return impl; + } + + public void resolve(final SampleAsyncImplementation impl, final ModelResolver res, final ProcessorContext ctx) throws ContributionResolveException { + try { + // Resolve and introspect the implementation class + impl.clazz = resolve(impl.name, res, ctx); + + for(final Annotation a: impl.clazz.getAnnotations()) { + if(a instanceof Java) + impl.getServices().add(service(clazz(a), jif, af)); + else if(a instanceof WSDL) + impl.getServices().add(service(resolve(qname(a), res, ctx, wf), wf, af)); + } + + for(Field f: impl.clazz.getDeclaredFields()) { + for(final Annotation a: f.getAnnotations()) { + if(a instanceof Java) + impl.getReferences().add(reference(f.getName(), clazz(a), jif, af)); + else if(a instanceof WSDL) + impl.getReferences().add(reference(f.getName(), resolve(qname(a), res, ctx, wf), wf, af)); + } + } + + impl.setUnresolved(false); + } catch(InvalidInterfaceException e) { + throw new ContributionResolveException(e); + } + } + + public void write(final SampleAsyncImplementation impl, final XMLStreamWriter w, final ProcessorContext ctx) throws ContributionWriteException, XMLStreamException { + writeStart(w, QN.getNamespaceURI(), QN.getLocalPart(), new XAttr("class", impl.name)); + writeEnd(w); + } + + /** + * Resolve a Java class. + */ + static Class<?> resolve(final String name, final ModelResolver res, final ProcessorContext ctx) throws ContributionResolveException { + final ClassReference cr = res.resolveModel(ClassReference.class, new ClassReference(name), ctx); + if(cr.getJavaClass() != null) + return cr.getJavaClass(); + throw new ContributionResolveException(new ClassNotFoundException(name)); + } + + /** + * Resolve a WSDL interface. + */ + static WSDLInterface resolve(final QName name, final ModelResolver res, final ProcessorContext ctx, final WSDLFactory wif) throws ContributionResolveException { + final WSDLInterface wi = res.resolveModel(WSDLInterface.class, interfaze(name, wif), ctx); + if(!wi.isUnresolved()) + return domBound(wi); + + final WSDLDefinition wd = res.resolveModel(WSDLDefinition.class, definition(wi.getName(), wif), ctx); + if(wd.isUnresolved()) + throw new ContributionResolveException("Couldn't find " + name.getNamespaceURI()); + + WSDLObject<PortType> pt = wd.getWSDLObject(PortType.class, name); + if(pt == null) + throw new ContributionResolveException("Couldn't find " + name); + try { + final WSDLInterface nwi = wif.createWSDLInterface(pt.getElement(), wd, res, ctx.getMonitor()); + nwi.setWsdlDefinition(wd); + res.addModel(nwi, ctx); + return domBound(nwi); + } catch(InvalidInterfaceException e) { + throw new ContributionResolveException(e); + } + } + + /** + * Return a WSDL interface configured to use a DOM databinding. + */ + static WSDLInterface domBound(WSDLInterface wi) throws ContributionResolveException { + try { + final WSDLInterface domwi = (WSDLInterface)wi.clone(); + domwi.resetDataBinding(DOMDataBinding.NAME); + return domwi; + } catch(CloneNotSupportedException e) { + throw new ContributionResolveException(e); + } + } +} 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); + } +} diff --git a/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncProviderFactory.java b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncProviderFactory.java new file mode 100644 index 0000000000..2170313eec --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncProviderFactory.java @@ -0,0 +1,50 @@ +/* + * 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 org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.invocation.ExtensibleProxyFactory; +import org.apache.tuscany.sca.core.invocation.ProxyFactory; +import org.apache.tuscany.sca.provider.ImplementationProvider; +import org.apache.tuscany.sca.provider.ImplementationProviderFactory; +import org.apache.tuscany.sca.runtime.RuntimeComponent; + +/** + * Factory for Sample implementation providers. + * + * @version $Rev$ $Date$ + */ +public class SampleAsyncProviderFactory implements ImplementationProviderFactory<SampleAsyncImplementation> { + final ProxyFactory pxf; + final ExtensionPointRegistry ep; + + public SampleAsyncProviderFactory(final ExtensionPointRegistry ep) { + this.ep = ep; + pxf = ExtensibleProxyFactory.getInstance(ep); + } + + public ImplementationProvider createImplementationProvider(final RuntimeComponent comp, final SampleAsyncImplementation impl) { + return new SampleAsyncProvider(comp, impl, pxf, ep); + } + + public Class<SampleAsyncImplementation> getModelType() { + return SampleAsyncImplementation.class; + } +} diff --git a/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncResponseInvoker.java b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncResponseInvoker.java new file mode 100644 index 0000000000..2a7ad3f5bc --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleAsyncResponseInvoker.java @@ -0,0 +1,66 @@ +/* + * 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.Method; +import java.util.Map; + +import org.apache.tuscany.sca.core.invocation.Constants; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.InvokerAsyncResponse; +import org.apache.tuscany.sca.invocation.Message; +import org.w3c.dom.Element; + +/** + * Invoker for Sample components that implement a WSDL interface using a generic + * call method. + * + * @version $Rev$ $Date$ + */ +class SampleAsyncResponseInvoker implements InvokerAsyncResponse { + final String name; + final Object instance; + final Operation op; + Map<String, Object> asyncMessageMap; + + SampleAsyncResponseInvoker(Map<String, Object> asyncMessageMap, final Operation op, final Class<?> clazz, final Object instance) { + this.asyncMessageMap = asyncMessageMap; + this.name = op.getName(); + this.instance = instance; + this.op = op; + } + + public void invokeAsyncResponse(final Message msg) { + try { + String messageID = (String) msg.getHeaders().get(Constants.MESSAGE_ID); + String forwardOpName = (String)asyncMessageMap.get(messageID); + + // process the async response + //Object response = ((Object[])msg.getBody())[0]; + Object response = msg.getBody(); + + Method method = instance.getClass().getMethod(forwardOpName + "Callback", Element.class); + method.invoke(instance, response); + } catch(Exception e) { + e.printStackTrace(); + // TODO - need to throw this to somewhere? + } + } +} diff --git a/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleJavaInvoker.java b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleJavaInvoker.java new file mode 100644 index 0000000000..063fe166eb --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleJavaInvoker.java @@ -0,0 +1,63 @@ +/* + * 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.Method; + +import org.apache.tuscany.sca.interfacedef.java.JavaOperation; +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.invocation.Message; + +/** + * Invoker for Sample components that implement a Java interface. + * + * @version $Rev$ $Date$ + */ +class SampleJavaInvoker implements Invoker, InvokerAsyncRequest { + final Object instance; + final Method method; + + SampleJavaInvoker(final JavaOperation op, final Class<?> clazz, final Object instance) throws SecurityException, NoSuchMethodException { + this.instance = instance; + this.method = clazz.getMethod(op.getJavaMethod().getName(), op.getJavaMethod().getParameterTypes()); + } + + public Message invoke(final Message msg) { + return processRequest(msg); + } + + public void invokeAsyncRequest(Message msg) { + processRequest(msg); + // TODO - need to do something about exceptions + } + + public Message processRequest(Message msg) { + try { + // Call the method that implements the operation + msg.setBody(method.invoke(instance, (Object[])msg.getBody())); + } catch(Exception e) { + e.printStackTrace(); + msg.setFaultBody(e.getCause()); + } + return msg; + } +} diff --git a/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleWSDLInvoker.java b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleWSDLInvoker.java new file mode 100644 index 0000000000..26412ab281 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleWSDLInvoker.java @@ -0,0 +1,88 @@ +/* + * 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.Method; + +import org.apache.tuscany.sca.assembly.Endpoint; +import org.apache.tuscany.sca.core.invocation.InterceptorAsyncImpl; +import org.apache.tuscany.sca.interfacedef.wsdl.WSDLOperation; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.runtime.RuntimeEndpoint; +import org.w3c.dom.Element; + +/** + * Invoker for Sample components that implement a WSDL interface using a generic + * call method. + * + * @version $Rev$ $Date$ + */ +class SampleWSDLInvoker extends InterceptorAsyncImpl { + final String name; + final Object instance; + final Method method; + + SampleWSDLInvoker(final WSDLOperation op, final Class<?> clazz, final Object instance) throws SecurityException, NoSuchMethodException { + this.name = op.getName(); + this.instance = instance; + this.method = clazz.getMethod("call", String.class, Element.class); + } + + public Invoker getNext() { + // Can't get next for an implementation invoker + return null; + } + + public Message invoke(final Message msg) { + return processRequest(msg); + } + + public void invokeAsyncRequest(Message msg) { + Message responseMsg = processRequest(msg); + + // in this sample programming model we make the async + // response from the implementation provider. The + // component implementation itself doesn't get a chance to + // do async responses. + + // At this point we could serialize the ??? and pick it up again + // later to send the async response + + ((RuntimeEndpoint)msg.getTo()).invokeAsyncResponse(responseMsg); + } + + public Message processRequest(Message msg) { + try { + //AsyncHeader asyncHeader = (String) message.getHeaders().get("ASYNC-HEADER"); + // Invoke the generic call method + Object response = method.invoke(instance, name, ((Object[])msg.getBody())[0]); + msg.setBody(response); + } catch(Exception e) { + e.printStackTrace(); + msg.setFaultBody(e.getCause()); + } + return msg; + } + + public Message processResponse(Message msg) { + return msg; + } +} diff --git a/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleWSDLProxy.java b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleWSDLProxy.java new file mode 100644 index 0000000000..a02132ac9e --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/unreleased/samples/implementation-sample-async/src/main/java/sampleasync/impl/SampleWSDLProxy.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 sampleasync.impl; + +import java.lang.reflect.InvocationTargetException; +import java.util.HashMap; +import java.util.Map; + +import org.apache.tuscany.sca.assembly.EndpointReference; +import org.apache.tuscany.sca.core.ExtensionPointRegistry; +import org.apache.tuscany.sca.core.invocation.Constants; +import org.apache.tuscany.sca.interfacedef.Interface; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.invocation.MessageFactory; +import org.apache.tuscany.sca.runtime.RuntimeEndpointReference; +import org.w3c.dom.Element; + +import sample.api.WSDLReference; + +/** + * Proxy used to call operations on WSDL references. + */ +class SampleWSDLProxy implements WSDLReference { + final RuntimeEndpointReference repr; + final Map<String, Operation> ops; + final ExtensionPointRegistry ep; + final MessageFactory mf; + Map<String, Object> asyncMessageMap; + + SampleWSDLProxy(Map<String, Object> asyncMessageMap, EndpointReference epr, Interface wi, ExtensionPointRegistry ep) { + this.asyncMessageMap = asyncMessageMap; + this.ep = ep; + mf = ep.getExtensionPoint(MessageFactory.class); + + repr = (RuntimeEndpointReference)epr; + ops = new HashMap<String, Operation>(); + for(Operation o: wi.getOperations()) + ops.put(o.getName(), o); + } + + @Override + public Element call(String op, Element e) { + try { + // Invoke the named operation on the endpoint reference + return (Element)repr.invoke(ops.get(op), new Object[] {e}); + } catch(InvocationTargetException ex) { + throw new RuntimeException(ex); + } + } + + @Override + public void callAsync(String op, Element e) { + // Asynchronously invoke the named operation on the endpoint reference + Message message = mf.createMessage(); + message.setBody(new Object[]{e}); + + // We could MESSAGE_ID here if required. If not the infrastructure + // will generate a UUID + String messageID = "myuniqueid"; + message.getHeaders().put(Constants.MESSAGE_ID, messageID); + + // save the message id ready for when we process the response + asyncMessageMap.put(messageID, op); + + // We could add implementation specific headers here if required + //message.getHeaders().put(Constants.???, ???); + + try { + repr.invokeAsync(ops.get(op), message); + } catch (Throwable ex) { + ex.printStackTrace(); + } + + // if we don't provide a message id we can get the one the + // infrastructure generates + //String messageID = (String) message.getHeaders().get(Constants.MESSAGE_ID); + //asyncMessageMap.put(messageID, op); + + } +} |