From 134183505c9c5faa2e7033f0e92c3de318e6d0d6 Mon Sep 17 00:00:00 2001 From: antelder Date: Mon, 6 Dec 2010 14:53:37 +0000 Subject: Start updating the sca binding to be able to choose the binding type impl on a per service basis instead of a single global choice git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1042665 13f79535-47bb-0310-9956-ffa450edef68 --- .../sca/provider/DefaultSCABindingMapper.java | 106 +++++++++++++-------- .../RuntimeSCAReferenceBindingProvider.java | 2 +- .../provider/RuntimeSCAServiceBindingProvider.java | 2 +- .../sca/binding/sca/provider/SCABindingMapper.java | 3 +- 4 files changed, 68 insertions(+), 45 deletions(-) (limited to 'sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding') diff --git a/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DefaultSCABindingMapper.java b/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DefaultSCABindingMapper.java index 4105c74efc..9a1c4777a8 100644 --- a/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DefaultSCABindingMapper.java +++ b/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/DefaultSCABindingMapper.java @@ -57,51 +57,55 @@ public class DefaultSCABindingMapper implements SCABindingMapper { private final static Logger logger = Logger.getLogger(DefaultSCABindingMapper.class.getName()); protected ExtensionPointRegistry registry; protected ProviderFactoryExtensionPoint providerFactories; - protected StAXArtifactProcessor processor; - protected BindingBuilder builder; - protected QName mappedBinding; - private Binding bindingTemplate; - private boolean remotable; + protected StAXArtifactProcessorExtensionPoint processors; + protected QName defaultMappedBinding; public DefaultSCABindingMapper(ExtensionPointRegistry registry, Map attributes) { this.registry = registry; + providerFactories = registry.getExtensionPoint(ProviderFactoryExtensionPoint.class); + processors = registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class); + defaultMappedBinding = getDefaultMappedBinding(attributes); + } + + protected QName getDefaultMappedBinding(Map attributes) { + QName defaultMappedBinding = null; if (attributes != null) { String qname = attributes.get("mappedBinding"); if (qname != null) { - mappedBinding = ServiceDeclarationParser.getQName(qname); + defaultMappedBinding = ServiceDeclarationParser.getQName(qname); } } - if (mappedBinding == null) { + if (defaultMappedBinding == null) { String qname = System.getProperty("org.apache.tuscany.sca.binding.sca.provider.SCABindingMapper.mappedBinding"); if (qname != null) { - mappedBinding = ServiceDeclarationParser.getQName(qname); + defaultMappedBinding = ServiceDeclarationParser.getQName(qname); } else { // By default, mapping to binding.ws or if thats not available then binding.rmi - mappedBinding = new QName(Base.SCA11_TUSCANY_NS, "binding.hazelcast"); - if (registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class).getProcessor(mappedBinding) == null) { - mappedBinding = new QName(Base.SCA11_NS, "binding.ws"); - if (registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class).getProcessor(mappedBinding) == null) { - mappedBinding = new QName(Base.SCA11_TUSCANY_NS, "binding.rmi"); + defaultMappedBinding = new QName(Base.SCA11_TUSCANY_NS, "binding.hazelcast"); + if (registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class).getProcessor(defaultMappedBinding) == null) { + defaultMappedBinding = new QName(Base.SCA11_NS, "binding.ws"); + if (registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class).getProcessor(defaultMappedBinding) == null) { + defaultMappedBinding = new QName(Base.SCA11_TUSCANY_NS, "binding.rmi"); } } } } + return defaultMappedBinding; + } - providerFactories = registry.getExtensionPoint(ProviderFactoryExtensionPoint.class); - StAXArtifactProcessorExtensionPoint processors = - registry.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class); - processor = processors.getProcessor(mappedBinding); + private BindingBuilder getBindingBuilder(QName binding) { + StAXArtifactProcessor processor = processors.getProcessor(binding); if (processor == null) { - logger.warning("Mapped binding for binding.sca is not supported: " + mappedBinding); + logger.warning("Mapped binding for binding.sca is not supported: " + binding); } try { if (processor != null) { - bindingTemplate = createDelegatingBinding(); + Binding bindingTemplate = createDelegatingBinding(defaultMappedBinding); ProviderFactory providerFactory = providerFactories.getProviderFactory(bindingTemplate.getClass()); if (providerFactory == null) { - logger.warning("Mapped binding for binding.sca is not supported: " + mappedBinding); + logger.warning("Mapped binding for binding.sca is not supported: " + binding); processor = null; } } @@ -109,13 +113,13 @@ public class DefaultSCABindingMapper implements SCABindingMapper { throw new ServiceRuntimeException(e); } BuilderExtensionPoint builders = registry.getExtensionPoint(BuilderExtensionPoint.class); - builder = builders.getBindingBuilder(mappedBinding); - remotable = isDistributed() && processor != null; + BindingBuilder builder = builders.getBindingBuilder(binding); + return builder; } // FIXME: [rfeng] This is a HACK to check if we should make binding.sca remotable // by checking if we have distributed domain registry present - private boolean isDistributed() { + protected boolean isDistributed() { DomainRegistryFactoryExtensionPoint factories = registry.getExtensionPoint(DomainRegistryFactoryExtensionPoint.class); List list = factories.getDomainRegistryFactories(); @@ -129,9 +133,13 @@ public class DefaultSCABindingMapper implements SCABindingMapper { } public RuntimeEndpoint map(RuntimeEndpoint endpoint) { - if (processor == null) { + + QName bindingType = chooseBinding(endpoint); + if (processors.getProcessor(bindingType) == null) { + logger.warning("Mapped binding for binding.sca is not supported: " + bindingType); return null; } + // create a copy of the endpoint but with the web service binding in RuntimeEndpoint ep = null; try { @@ -140,8 +148,9 @@ public class DefaultSCABindingMapper implements SCABindingMapper { // we know we can clone endpoint references } - Binding binding = map(endpoint.getBinding()); + Binding binding = map(endpoint.getBinding(), bindingType); ep.setBinding(binding); + BindingBuilder builder = getBindingBuilder(bindingType); if (builder != null) { builder.build(ep.getComponent(), ep.getService(), binding, new BuilderContext(registry), false); } @@ -149,9 +158,12 @@ public class DefaultSCABindingMapper implements SCABindingMapper { } public RuntimeEndpointReference map(RuntimeEndpointReference endpointReference) { - if (processor == null) { + QName bindingType = chooseBinding(endpointReference); + if (processors.getProcessor(bindingType) == null) { + logger.warning("Mapped binding for binding.sca is not supported: " + bindingType); return null; } + // create a copy of the endpoint but with the web service binding in RuntimeEndpointReference epr = null; try { @@ -160,11 +172,12 @@ public class DefaultSCABindingMapper implements SCABindingMapper { // we know we can clone endpoint references } - Binding binding = map(endpointReference.getBinding()); + Binding binding = map(endpointReference.getBinding(), bindingType); epr.setBinding(binding); // epr.setTargetEndpoint(map((RuntimeEndpoint)epr.getTargetEndpoint())); + BindingBuilder builder = getBindingBuilder(bindingType); if (builder != null) { builder.build(epr.getComponent(), epr.getReference(), binding, new BuilderContext(registry), false); } @@ -172,9 +185,9 @@ public class DefaultSCABindingMapper implements SCABindingMapper { return epr; } - protected Binding map(Binding scaBinding) { + protected Binding map(Binding scaBinding, QName newBindingType) { try { - Binding binding = createDelegatingBinding(); + Binding binding = createDelegatingBinding(newBindingType); binding.setName(scaBinding.getName()); binding.setURI(scaBinding.getURI()); binding.setOperationSelector(scaBinding.getOperationSelector()); @@ -192,29 +205,38 @@ public class DefaultSCABindingMapper implements SCABindingMapper { } } - - private Binding createDelegatingBinding() throws XMLStreamException, ContributionReadException { - if (bindingTemplate != null) { - try { - return (Binding)bindingTemplate.clone(); - } catch (CloneNotSupportedException e) { - // Ignore - } + + protected Binding createDelegatingBinding(QName bindingType) throws XMLStreamException, ContributionReadException { + StAXArtifactProcessor processor = processors.getProcessor(bindingType); + if (processor == null) { + logger.warning("Mapped binding for binding.sca is not supported: " + bindingType); } - // This is a hack to create an instance of the binding using the XML QName + StringBuffer xml = new StringBuffer(); - xml.append("<").append(mappedBinding.getLocalPart()).append(" xmlns:b=\"").append(mappedBinding - .getNamespaceURI()).append("\"/>"); + xml.append("<").append(bindingType.getLocalPart()).append(" xmlns:b=\"").append(bindingType.getNamespaceURI()).append("\"/>"); StAXHelper staxHelper = StAXHelper.getInstance(registry); XMLStreamReader reader = staxHelper.createXMLStreamReader(new StringReader(xml.toString())); reader.nextTag(); Binding binding = (Binding)processor.read(reader, new ProcessorContext(registry)); + return binding; } - public boolean isRemotable() { - return remotable; + public boolean isRemotable(RuntimeEndpoint endpoint) { + return isDistributed() && processors.getProcessor(chooseBinding(endpoint)) != null; + } + + public boolean isRemotable(RuntimeEndpointReference endpointReference) { + return isDistributed() && processors.getProcessor(chooseBinding(endpointReference)) != null; + } + + protected QName chooseBinding(RuntimeEndpoint endpoint) { + return defaultMappedBinding; + } + + protected QName chooseBinding(RuntimeEndpointReference endpointReference) { + return defaultMappedBinding; } } diff --git a/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java b/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java index c36506a6c7..dff89b8d79 100644 --- a/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java +++ b/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAReferenceBindingProvider.java @@ -96,7 +96,7 @@ public class RuntimeSCAReferenceBindingProvider implements EndpointReferenceAsyn + reference.getName()); } - if (scaBindingMapper.isRemotable()) { + if (scaBindingMapper.isRemotable(endpointReference)) { distributedProvider = new DelegatingSCAReferenceBindingProvider(endpointReference, scaBindingMapper); } diff --git a/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java b/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java index 7c6ba9cd69..87d3013a98 100644 --- a/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java +++ b/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/RuntimeSCAServiceBindingProvider.java @@ -55,7 +55,7 @@ public class RuntimeSCAServiceBindingProvider implements EndpointAsyncProvider { // then we need to create a remote endpoint if (service.getInterfaceContract().getInterface().isRemotable()) { - if (scaBindingMapper.isRemotable()) { + if (scaBindingMapper.isRemotable(endpoint)) { distributedProvider = new DelegatingSCAServiceBindingProvider(endpoint, scaBindingMapper); } } diff --git a/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingMapper.java b/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingMapper.java index 03aa44a04e..f0e6a77b16 100644 --- a/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingMapper.java +++ b/sca-java-2.x/trunk/modules/binding-sca-runtime/src/main/java/org/apache/tuscany/sca/binding/sca/provider/SCABindingMapper.java @@ -45,6 +45,7 @@ public interface SCABindingMapper { * Check if the remote SCA binding is supported * @return */ - boolean isRemotable(); + boolean isRemotable(RuntimeEndpoint endpoint); + boolean isRemotable(RuntimeEndpointReference endpointReference); } -- cgit v1.2.3