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authorlresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>2008-09-11 07:54:19 +0000
committerlresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>2008-09-11 07:54:19 +0000
commite797c4b980c757f37a841d497b34dfd923ee1c56 (patch)
tree17c453eaea775e18c61323d2b9236ee94da31887
parent49e2859508086b09124a27452c2dbe580926566a (diff)
TUSCANY-2463 - Adding attribute extension infrastructure and integration with basic sca model parsing
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@694165 13f79535-47bb-0310-9956-ffa450edef68
-rw-r--r--java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/BaseAssemblyProcessor.java42
-rw-r--r--java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeProcessor.java6
-rw-r--r--java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java131
-rw-r--r--java/sca/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAttributeTestCase.java106
-rw-r--r--java/sca/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/TestAttributeProcessor.java61
-rw-r--r--java/sca/modules/assembly-xml/src/test/resources/org/apache/tuscany/sca/assembly/xml/CalculatorExtended.composite54
-rw-r--r--java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/Constants.java30
-rw-r--r--java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java116
-rw-r--r--java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXAttributeProcessorExtensionPoint.java327
-rw-r--r--java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXAttributeProcessor.java224
-rw-r--r--java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/StAXAttributeProcessor.java63
-rw-r--r--java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/StAXAttributeProcessorExtensionPoint.java29
-rw-r--r--java/sca/modules/contribution/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint18
13 files changed, 1143 insertions, 64 deletions
diff --git a/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/BaseAssemblyProcessor.java b/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/BaseAssemblyProcessor.java
index ae33a4da16..06b208540a 100644
--- a/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/BaseAssemblyProcessor.java
+++ b/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/BaseAssemblyProcessor.java
@@ -49,6 +49,7 @@ import org.apache.tuscany.sca.assembly.Composite;
import org.apache.tuscany.sca.assembly.ConfiguredOperation;
import org.apache.tuscany.sca.assembly.ConstrainingType;
import org.apache.tuscany.sca.assembly.Contract;
+import org.apache.tuscany.sca.assembly.Extensible;
import org.apache.tuscany.sca.assembly.Implementation;
import org.apache.tuscany.sca.assembly.Multiplicity;
import org.apache.tuscany.sca.assembly.OperationsConfigurator;
@@ -58,9 +59,11 @@ import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl;
import org.apache.tuscany.sca.contribution.ContributionFactory;
import org.apache.tuscany.sca.contribution.processor.BaseStAXArtifactProcessor;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor;
import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
import org.apache.tuscany.sca.contribution.service.ContributionReadException;
import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
import org.apache.tuscany.sca.interfacedef.InterfaceContract;
import org.apache.tuscany.sca.monitor.Monitor;
import org.apache.tuscany.sca.monitor.Problem;
@@ -832,6 +835,45 @@ abstract class BaseAssemblyProcessor extends BaseStAXArtifactProcessor implement
}
}
+ /**
+ *
+ * @param reader
+ * @param elementName
+ * @param estensibleElement
+ * @param extensionAttributeProcessor
+ * @throws ContributionReadException
+ * @throws XMLStreamException
+ */
+ protected void readExtendedAttributes(XMLStreamReader reader, QName elementName, Extensible estensibleElement, StAXAttributeProcessor extensionAttributeProcessor) throws ContributionReadException, XMLStreamException {
+ for (int a = 0; a < reader.getAttributeCount(); a++) {
+ QName attributeName = reader.getAttributeName(a);
+ if( attributeName.getNamespaceURI() != null && attributeName.getNamespaceURI().length() > 0) {
+ if( ! elementName.getNamespaceURI().equals(attributeName.getNamespaceURI()) ) {
+ String attributeExtension = (String) extensionAttributeProcessor.read(attributeName, reader);
+ estensibleElement.getExtensions().add(attributeExtension);
+ }
+ }
+ }
+ }
+
+
+ /**
+ *
+ * @param attributeModel
+ * @param writer
+ * @param extensibleElement
+ * @param extensionAttributeProcessor
+ * @throws ContributionWriteException
+ * @throws XMLStreamException
+ */
+ protected void writeExtendedAttributes(XMLStreamWriter writer, Extensible extensibleElement, StAXAttributeProcessor extensionAttributeProcessor) throws ContributionWriteException, XMLStreamException {
+ for(Object o : extensibleElement.getExtensions()) {
+ //FIXME How to identify it's a extended attribute ?
+ if(o instanceof String) {
+ extensionAttributeProcessor.write(o, writer);
+ }
+ }
+ }
/*protected void validatePolicySets(PolicySetAttachPoint policySetAttachPoint)
throws ContributionResolveException {
diff --git a/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeProcessor.java b/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeProcessor.java
index 73a64702e4..9727b89aab 100644
--- a/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeProcessor.java
+++ b/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/ComponentTypeProcessor.java
@@ -38,6 +38,7 @@ import org.apache.tuscany.sca.assembly.Reference;
import org.apache.tuscany.sca.assembly.Service;
import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor;
import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
import org.apache.tuscany.sca.contribution.service.ContributionReadException;
import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
@@ -45,10 +46,10 @@ import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
import org.apache.tuscany.sca.interfacedef.InterfaceContract;
import org.apache.tuscany.sca.interfacedef.Operation;
import org.apache.tuscany.sca.interfacedef.impl.OperationImpl;
+import org.apache.tuscany.sca.monitor.Monitor;
import org.apache.tuscany.sca.policy.IntentAttachPoint;
import org.apache.tuscany.sca.policy.PolicyFactory;
import org.apache.tuscany.sca.policy.PolicySetAttachPoint;
-import org.apache.tuscany.sca.monitor.Monitor;
import org.w3c.dom.Document;
/**
@@ -65,7 +66,7 @@ public class ComponentTypeProcessor extends BaseAssemblyProcessor implements StA
* @param registry
*/
public ComponentTypeProcessor(AssemblyFactory factory, PolicyFactory policyFactory,
- StAXArtifactProcessor extensionProcessor, Monitor monitor) {
+ StAXArtifactProcessor extensionProcessor, StAXAttributeProcessor extensionAttributeProcessor, Monitor monitor) {
super(factory, policyFactory, extensionProcessor, monitor);
}
@@ -77,6 +78,7 @@ public class ComponentTypeProcessor extends BaseAssemblyProcessor implements StA
*/
public ComponentTypeProcessor(ModelFactoryExtensionPoint modelFactories,
StAXArtifactProcessor extensionProcessor,
+ StAXAttributeProcessor extensionAttributeProcessor,
Monitor monitor) {
super(modelFactories.getFactory(AssemblyFactory.class),
modelFactories.getFactory(PolicyFactory.class), extensionProcessor, monitor);
diff --git a/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java b/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
index c1a8bb5b86..09ec7664ce 100644
--- a/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
+++ b/java/sca/modules/assembly-xml/src/main/java/org/apache/tuscany/sca/assembly/xml/CompositeProcessor.java
@@ -59,6 +59,7 @@ import org.apache.tuscany.sca.contribution.Artifact;
import org.apache.tuscany.sca.contribution.ContributionFactory;
import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor;
import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
import org.apache.tuscany.sca.contribution.resolver.ResolverExtension;
import org.apache.tuscany.sca.contribution.service.ContributionReadException;
@@ -88,16 +89,25 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
// FIXME: to be refactored
private XPathFactory xPathFactory = XPathFactory.newInstance();
+ protected StAXAttributeProcessor<Object> extensionAttributeProcessor;
+
/**
* Construct a new composite processor
*
* @param extensionPoints
* @param extensionProcessor
*/
- public CompositeProcessor(ExtensionPointRegistry extensionPoints,
- StAXArtifactProcessor extensionProcessor,
- Monitor monitor) {
- this(modelFactories(extensionPoints), extensionProcessor, monitor(extensionPoints));
+ public CompositeProcessor(ExtensionPointRegistry extensionPoints,
+ StAXArtifactProcessor extensionProcessor,
+ StAXAttributeProcessor extensionAttributeProcessor,
+ Monitor monitor) {
+
+ this(modelFactories(extensionPoints),
+ extensionProcessor,
+ extensionAttributeProcessor,
+ monitor(extensionPoints));
+
+ this.extensionAttributeProcessor = extensionAttributeProcessor;
}
/**
@@ -108,12 +118,18 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
* @param monitor
*/
private CompositeProcessor(ModelFactoryExtensionPoint modelFactories,
- StAXArtifactProcessor extensionProcessor,
- Monitor monitor) {
- super(modelFactories.getFactory(ContributionFactory.class),
+ StAXArtifactProcessor extensionProcessor,
+ StAXAttributeProcessor extensionAttributeProcessor,
+ Monitor monitor) {
+
+ super(modelFactories.getFactory(ContributionFactory.class),
modelFactories.getFactory(AssemblyFactory.class),
modelFactories.getFactory(PolicyFactory.class),
- extensionProcessor, monitor);
+ extensionProcessor,
+ monitor);
+
+ this.extensionAttributeProcessor = extensionAttributeProcessor;
+
}
/**
@@ -125,10 +141,11 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
* @param extensionProcessor
*/
public CompositeProcessor(ContributionFactory contributionFactory,
- AssemblyFactory assemblyFactory,
- PolicyFactory policyFactory,
- StAXArtifactProcessor extensionProcessor,
- Monitor monitor) {
+ AssemblyFactory assemblyFactory,
+ PolicyFactory policyFactory,
+ StAXArtifactProcessor extensionProcessor,
+ StAXAttributeProcessor extensionAttributeProcessor,
+ Monitor monitor) {
super(contributionFactory, assemblyFactory, policyFactory, extensionProcessor, monitor);
}
@@ -169,6 +186,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
if(isSet(reader, AUTOWIRE)) {
composite.setAutowire(getBoolean(reader, AUTOWIRE));
}
+
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, composite, extensionAttributeProcessor);
+
composite.setLocal(getBoolean(reader, LOCAL));
composite.setConstrainingType(readConstrainingType(reader));
policyProcessor.readPolicies(composite, reader);
@@ -189,6 +210,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
componentService = assemblyFactory.createComponentService();
contract = componentService;
componentService.setName(getString(reader, NAME));
+
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, componentService, extensionAttributeProcessor);
+
component.getServices().add(componentService);
policyProcessor.readPolicies(contract, reader);
} else {
@@ -222,6 +247,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
compositeService.setPromotedService(promotedService);
}
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, compositeService, extensionAttributeProcessor);
+
composite.getServices().add(compositeService);
policyProcessor.readPolicies(contract, reader);
}
@@ -238,6 +266,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
}
readTargets(componentReference, reader);
componentReference.setWiredByImpl(getBoolean(reader, WIRED_BY_IMPL));
+
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, componentReference, extensionAttributeProcessor);
+
component.getReferences().add(componentReference);
policyProcessor.readPolicies(contract, reader);
} else {
@@ -258,7 +290,11 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
}
}
compositeReference.setWiredByImpl(getBoolean(reader, WIRED_BY_IMPL));
- composite.getReferences().add(compositeReference);
+
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, compositeReference, extensionAttributeProcessor);
+
+ composite.getReferences().add(compositeReference);
policyProcessor.readPolicies(contract, reader);
}
@@ -298,6 +334,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
}
}
componentProperty.setFile(getString(reader, FILE));
+
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, componentProperty, extensionAttributeProcessor);
+
policyProcessor.readPolicies(property, reader);
readAbstractProperty(componentProperty, reader);
@@ -338,6 +378,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
if (isSet(reader, URI)) {
component.setURI(getString(reader, URI));
}
+
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, component, extensionAttributeProcessor);
+
component.setConstrainingType(readConstrainingType(reader));
composite.getComponents().add(component);
policyProcessor.readPolicies(component, reader);
@@ -356,6 +400,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
target.setName(getString(reader, TARGET));
wire.setTarget(target);
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, wire, extensionAttributeProcessor);
+
composite.getWires().add(wire);
policyProcessor.readPolicies(wire, reader);
@@ -364,6 +411,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
// Read a <callback>
callback = assemblyFactory.createCallback();
contract.setCallback(callback);
+
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, callback, extensionAttributeProcessor);
+
policyProcessor.readPolicies(callback, reader);
} else if (OPERATION_QNAME.equals(name)) {
@@ -396,6 +447,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
Composite implementation = assemblyFactory.createComposite();
implementation.setName(getQName(reader, NAME));
implementation.setUnresolved(true);
+
+ //handle extension attributes
+ this.readExtendedAttributes(reader, name, implementation, extensionAttributeProcessor);
+
component.setImplementation(implementation);
policyProcessor.readPolicies(implementation, reader);
} else {
@@ -527,6 +582,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
new XAttr(NAME, composite.getName().getLocalPart()),
new XAttr(AUTOWIRE, composite.getAutowire()),
policyProcessor.writePolicies(composite));
+
+ //write extended attributes
+ this.writeExtendedAttributes(writer, composite, extensionAttributeProcessor);
// Write <include> elements
for (Composite include : composite.getIncludes()) {
@@ -535,6 +593,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
INCLUDE,
new XAttr(NAME, include.getName()),
new XAttr(URI, uri));
+
+ //write extended attributes
+ this.writeExtendedAttributes(writer, include, extensionAttributeProcessor);
+
writeEnd(writer);
}
@@ -556,6 +618,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
writeStart(writer, SERVICE, new XAttr(NAME, service.getName()), new XAttr(PROMOTE, promote),
policyProcessor.writePolicies(service));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, service, extensionAttributeProcessor);
+
+
// Write service interface
extensionProcessor.write(service.getInterfaceContract(), writer);
@@ -570,6 +636,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
writeStart(writer, CALLBACK,
policyProcessor.writePolicies(callback));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, callback, extensionAttributeProcessor);
+
// Write callback bindings
for (Binding binding : callback.getBindings()) {
extensionProcessor.write(binding, writer);
@@ -598,10 +667,17 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
new XAttr(AUTOWIRE, component.getAutowire()),
policyProcessor.writePolicies(component));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, component, extensionAttributeProcessor);
+
// Write the component implementation
Implementation implementation = component.getImplementation();
if (implementation instanceof Composite) {
writeStart(writer, IMPLEMENTATION_COMPOSITE, new XAttr(NAME, ((Composite)implementation).getName()));
+
+ //write extended attributes
+ this.writeExtendedAttributes(writer, (Composite)implementation, extensionAttributeProcessor);
+
writeEnd(writer);
} else {
extensionProcessor.write(component.getImplementation(), writer);
@@ -612,6 +688,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
writeStart(writer, SERVICE, new XAttr(NAME, service.getName()),
policyProcessor.writePolicies(service));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, service, extensionAttributeProcessor);
+
// Write service interface
extensionProcessor.write(service.getInterfaceContract(), writer);
@@ -624,7 +703,10 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
if (service.getCallback() != null) {
Callback callback = service.getCallback();
writeStart(writer, CALLBACK, policyProcessor.writePolicies(callback));
-
+
+ //write extended attributes
+ this.writeExtendedAttributes(writer, callback, extensionAttributeProcessor);
+
// Write bindings
for (Binding binding : callback.getBindings()) {
extensionProcessor.write(binding, writer);
@@ -653,6 +735,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
writeTargets(reference),
policyProcessor.writePolicies(reference));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, reference, extensionAttributeProcessor);
+
// Write reference interface
extensionProcessor.write(reference.getInterfaceContract(), writer);
@@ -666,6 +751,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
Callback callback = reference.getCallback();
writeStart(writer, CALLBACK, policyProcessor.writePolicies(callback));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, callback, extensionAttributeProcessor);
+
// Write callback bindings
for (Binding binding : callback.getBindings()) {
extensionProcessor.write(binding, writer);
@@ -700,6 +788,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
new XAttr(FILE, property.getFile()),
policyProcessor.writePolicies(property));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, property, extensionAttributeProcessor);
+
// Write property value
writePropertyValue(property.getValue(), property.getXSDElement(), property.getXSDType(), writer);
@@ -729,6 +820,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
new XAttr(PROMOTE, promote),
policyProcessor.writePolicies(reference));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, reference, extensionAttributeProcessor);
+
// Write reference interface
extensionProcessor.write(reference.getInterfaceContract(), writer);
@@ -742,6 +836,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
Callback callback = reference.getCallback();
writeStart(writer, CALLBACK);
+ //write extended attributes
+ this.writeExtendedAttributes(writer, callback, extensionAttributeProcessor);
+
// Write callback bindings
for (Binding binding : callback.getBindings()) {
extensionProcessor.write(binding, writer);
@@ -774,6 +871,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
new XAttr(ELEMENT, property.getXSDElement()),
policyProcessor.writePolicies(property));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, property, extensionAttributeProcessor);
+
// Write property value
writePropertyValue(property.getValue(), property.getXSDElement(), property.getXSDType(), writer);
@@ -790,6 +890,9 @@ public class CompositeProcessor extends BaseAssemblyProcessor implements StAXArt
writeStart(writer, WIRE, new XAttr(SOURCE, wire.getSource().getName()), new XAttr(TARGET, wire
.getTarget().getName()));
+ //write extended attributes
+ this.writeExtendedAttributes(writer, wire, extensionAttributeProcessor);
+
// Write extensions
for (Object extension : wire.getExtensions()) {
extensionProcessor.write(extension, writer);
diff --git a/java/sca/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAttributeTestCase.java b/java/sca/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAttributeTestCase.java
new file mode 100644
index 0000000000..437b8928b1
--- /dev/null
+++ b/java/sca/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/ReadWriteAttributeTestCase.java
@@ -0,0 +1,106 @@
+/*
+ * 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 org.apache.tuscany.sca.assembly.xml;
+
+import java.io.ByteArrayOutputStream;
+import java.io.InputStream;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLOutputFactory;
+import javax.xml.stream.XMLStreamReader;
+
+import junit.framework.TestCase;
+
+import org.apache.tuscany.sca.assembly.Composite;
+import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint;
+import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint;
+import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+
+/**
+ * Test reading SCA XML assemblies.
+ *
+ * @version $Rev$ $Date$
+ */
+public class ReadWriteAttributeTestCase extends TestCase {
+
+ private XMLInputFactory inputFactory;
+ private ExtensibleStAXArtifactProcessor staxProcessor;
+
+ private static final QName ATTRIBUTE = new QName("http://test", "customAttribute");
+
+ private static final String XML =
+ "<?xml version='1.0' encoding='UTF-8'?>" +
+ "<composite xmlns=\"http://www.osoa.org/xmlns/sca/1.0\" xmlns:ns1=\"http://www.osoa.org/xmlns/sca/1.0\" targetNamespace=\"http://calc\" name=\"Calculator\">" +
+ "<service name=\"CalculatorService\" promote=\"CalculatorServiceComponent\" />" +
+ "<component name=\"CalculatorServiceComponent\" customAttribute=\"customValue\">" +
+ "<reference name=\"addService\" target=\"AddServiceComponent\" />" +
+ "<reference name=\"subtractService\" target=\"SubtractServiceComponent\" />"+
+ "<reference name=\"multiplyService\" target=\"MultiplyServiceComponent\" />" +
+ "<reference name=\"divideService\" target=\"DivideServiceComponent\" />" +
+ "</component>"+
+ "<component name=\"AddServiceComponent\" />" +
+ "<component name=\"SubtractServiceComponent\" />" +
+ "<component name=\"MultiplyServiceComponent\" />" +
+ "<component name=\"DivideServiceComponent\" />" +
+ "</composite>";
+
+ @Override
+ public void setUp() throws Exception {
+ ExtensionPointRegistry extensionPoints = new DefaultExtensionPointRegistry();
+ inputFactory = XMLInputFactory.newInstance();
+ StAXArtifactProcessorExtensionPoint staxProcessors = extensionPoints.getExtensionPoint(StAXArtifactProcessorExtensionPoint.class);
+
+ StAXAttributeProcessorExtensionPoint staxAttributeProcessors = extensionPoints.getExtensionPoint(StAXAttributeProcessorExtensionPoint.class);
+ staxAttributeProcessors.addArtifactProcessor(new TestAttributeProcessor());
+
+
+ staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, XMLInputFactory.newInstance(), XMLOutputFactory.newInstance(), null);
+ }
+
+ @Override
+ public void tearDown() throws Exception {
+
+ }
+
+ public void testReadComposite() throws Exception {
+ InputStream is = getClass().getResourceAsStream("CalculatorExtended.composite");
+ XMLStreamReader reader = inputFactory.createXMLStreamReader(is);
+ Composite composite = (Composite) staxProcessor.read(reader);
+ assertNotNull(composite);
+ is.close();
+ }
+
+ public void testWriteComposite() throws Exception {
+ InputStream is = getClass().getResourceAsStream("CalculatorExtended.composite");
+ XMLStreamReader reader = inputFactory.createXMLStreamReader(is);
+ Composite composite = (Composite) staxProcessor.read(reader);
+ assertNotNull(composite);
+ is.close();
+
+ ByteArrayOutputStream bos = new ByteArrayOutputStream();
+ staxProcessor.write(composite, bos);
+
+ assertEquals(XML, bos.toString());
+ }
+}
diff --git a/java/sca/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/TestAttributeProcessor.java b/java/sca/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/TestAttributeProcessor.java
new file mode 100644
index 0000000000..691145a30e
--- /dev/null
+++ b/java/sca/modules/assembly-xml/src/test/java/org/apache/tuscany/sca/assembly/xml/TestAttributeProcessor.java
@@ -0,0 +1,61 @@
+/*
+ * 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 org.apache.tuscany.sca.assembly.xml;
+
+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.contribution.processor.BaseStAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessor;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.contribution.service.ContributionReadException;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
+
+/**
+ * A Policy Processor used for testing.
+ *
+ * @version $Rev$ $Date$
+ */
+public class TestAttributeProcessor extends BaseStAXArtifactProcessor implements StAXAttributeProcessor<String> {
+ private static final QName ATTRIBUTE = new QName("http://test", "customAttribute");
+
+ public QName getArtifactType() {
+ return ATTRIBUTE;
+ }
+
+ public String read(QName attributeName, XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+ return reader.getAttributeValue(attributeName.getNamespaceURI(), attributeName.getLocalPart());
+ }
+
+ public void write(String value, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
+ writer.setPrefix(ATTRIBUTE.getPrefix(), ATTRIBUTE.getNamespaceURI());
+ writer.writeAttribute(ATTRIBUTE.getLocalPart(), value);
+ }
+
+ public Class<String> getModelType() {
+ return String.class;
+ }
+
+ public void resolve(String arg0, ModelResolver arg1) throws ContributionResolveException {
+
+ }
+}
diff --git a/java/sca/modules/assembly-xml/src/test/resources/org/apache/tuscany/sca/assembly/xml/CalculatorExtended.composite b/java/sca/modules/assembly-xml/src/test/resources/org/apache/tuscany/sca/assembly/xml/CalculatorExtended.composite
new file mode 100644
index 0000000000..3c69d0ed67
--- /dev/null
+++ b/java/sca/modules/assembly-xml/src/test/resources/org/apache/tuscany/sca/assembly/xml/CalculatorExtended.composite
@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * 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.
+-->
+<composite xmlns="http://www.osoa.org/xmlns/sca/1.0"
+ xmlns:calc="http://calc"
+ xmlns:test="http://test"
+ targetNamespace="http://calc"
+ name="Calculator">
+
+ <service name="CalculatorService" promote="CalculatorServiceComponent">
+ <interface.java interface="calculator.CalculatorService"/>
+ </service>
+
+ <component name="CalculatorServiceComponent" test:customAttribute="customValue">
+ <implementation.java class="calculator.CalculatorServiceImpl"/>
+ <reference name="addService" target="AddServiceComponent"/>
+ <reference name="subtractService" target="SubtractServiceComponent"/>
+ <reference name="multiplyService" target="MultiplyServiceComponent"/>
+ <reference name="divideService" target="DivideServiceComponent"/>
+ </component>
+
+ <component name="AddServiceComponent">
+ <implementation.java class="calculator.AddServiceImpl"/>
+ </component>
+
+ <component name="SubtractServiceComponent">
+ <implementation.java class="calculator.SubtractServiceImpl"/>
+ </component>
+
+ <component name="MultiplyServiceComponent">
+ <implementation.java class="calculator.MultiplyServiceImpl"/>
+ </component>
+
+ <component name="DivideServiceComponent">
+ <implementation.java class="calculator.DivideServiceImpl"/>
+ </component>
+
+</composite>
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/Constants.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/Constants.java
new file mode 100644
index 0000000000..4cf20125b9
--- /dev/null
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/Constants.java
@@ -0,0 +1,30 @@
+/*
+ * 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 org.apache.tuscany.sca.contribution;
+
+/**
+ * Constants used in SCA contribution.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Constants {
+ String SCA10_NS = "http://www.osoa.org/xmlns/sca/1.0";
+ String SCA10_TUSCANY_NS = "http://tuscany.apache.org/xmlns/sca/1.0";
+}
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java
index db4833886d..f23ebc2c36 100644
--- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java
@@ -60,6 +60,7 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
private MonitorFactory monitorFactory;
private boolean loaded;
private StAXArtifactProcessor<Object> extensibleStAXProcessor;
+ private StAXAttributeProcessor<Object> extensibleStAXAttributeProcessor;
private Monitor monitor = null;
/**
@@ -75,6 +76,9 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
if (monitorFactory != null)
this.monitor = monitorFactory.createMonitor();
this.extensibleStAXProcessor = new ExtensibleStAXArtifactProcessor(this, inputFactory, outputFactory, this.monitor);
+
+ StAXAttributeProcessorExtensionPoint attributeExtensionPoint = extensionPoints.getExtensionPoint(StAXAttributeProcessorExtensionPoint.class);
+ this.extensibleStAXAttributeProcessor = new ExtensibleStAXAttributeProcessor(attributeExtensionPoint ,inputFactory, outputFactory, this.monitor);
}
/**
@@ -182,7 +186,7 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
StAXArtifactProcessor processor =
new LazyStAXArtifactProcessor(artifactType, modelTypeName, factoryName,
processorDeclaration, extensionPoints, modelFactories,
- extensibleStAXProcessor, monitor);
+ extensibleStAXProcessor,extensibleStAXAttributeProcessor, monitor);
addArtifactProcessor(processor);
}
@@ -203,6 +207,7 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
private StAXArtifactProcessor processor;
private Class<?> modelType;
private StAXArtifactProcessor<Object> extensionProcessor;
+ private StAXAttributeProcessor<Object> extensionAttributeProcessor;
private Monitor monitor;
LazyStAXArtifactProcessor(QName artifactType,
@@ -212,6 +217,7 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
ExtensionPointRegistry extensionPoints,
ModelFactoryExtensionPoint modelFactories,
StAXArtifactProcessor<Object> extensionProcessor,
+ StAXAttributeProcessor<Object> extensionAttributeProcessor,
Monitor monitor) {
this.extensionPoints = extensionPoints;
@@ -220,6 +226,7 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
this.factoryName = factoryName;
this.processorDeclaration = processorDeclaration;
this.extensionProcessor = extensionProcessor;
+ this.extensionAttributeProcessor = extensionAttributeProcessor;
this.monitor = monitor;
}
@@ -279,53 +286,66 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
// Load and instantiate the processor class
try {
- Class<StAXArtifactProcessor> processorClass =
- (Class<StAXArtifactProcessor>)processorDeclaration.loadClass();
- try {
- Constructor<StAXArtifactProcessor> constructor =
- processorClass.getConstructor(ModelFactoryExtensionPoint.class, Monitor.class);
- processor = constructor.newInstance(modelFactories, monitor);
- } catch (NoSuchMethodException e) {
- try {
- Constructor<StAXArtifactProcessor> constructor =
- processorClass.getConstructor(ExtensionPointRegistry.class, Monitor.class);
- processor = constructor.newInstance(extensionPoints, monitor);
- } catch (NoSuchMethodException e1) {
- try {
- Constructor<StAXArtifactProcessor> constructor =
- processorClass.getConstructor(ModelFactoryExtensionPoint.class, StAXArtifactProcessor.class, Monitor.class);
- processor = constructor.newInstance(modelFactories, extensionProcessor, monitor);
- } catch (NoSuchMethodException e2) {
- try {
- Constructor<StAXArtifactProcessor> constructor =
- processorClass.getConstructor(ExtensionPointRegistry.class, StAXArtifactProcessor.class, Monitor.class);
- processor = constructor.newInstance(extensionPoints, extensionProcessor, monitor);
- } catch (NoSuchMethodException e3) {
- try {
- Constructor<StAXArtifactProcessor> constructor =
- processorClass.getConstructor(ModelFactoryExtensionPoint.class);
- processor = constructor.newInstance(modelFactories);
- } catch (NoSuchMethodException e4) {
- try {
- Constructor<StAXArtifactProcessor> constructor =
- processorClass.getConstructor(ExtensionPointRegistry.class);
- processor = constructor.newInstance(extensionPoints);
- } catch (NoSuchMethodException e4a) {
- try {
- Constructor<StAXArtifactProcessor> constructor =
- processorClass.getConstructor(ModelFactoryExtensionPoint.class, StAXArtifactProcessor.class);
- processor = constructor.newInstance(modelFactories, extensionProcessor);
- } catch (NoSuchMethodException e5) {
- Constructor<StAXArtifactProcessor> constructor =
- processorClass.getConstructor(ExtensionPointRegistry.class, StAXArtifactProcessor.class);
- processor = constructor.newInstance(extensionPoints, extensionProcessor);
- }
- }
- }
- }
- }
- }
- }
+ Class<StAXArtifactProcessor> processorClass =
+ (Class<StAXArtifactProcessor>)processorDeclaration.loadClass();
+ try {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ModelFactoryExtensionPoint.class, Monitor.class);
+ processor = constructor.newInstance(modelFactories, monitor);
+ } catch (NoSuchMethodException e) {
+ try {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ExtensionPointRegistry.class, Monitor.class);
+ processor = constructor.newInstance(extensionPoints, monitor);
+ } catch (NoSuchMethodException e1) {
+ try {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ModelFactoryExtensionPoint.class, StAXArtifactProcessor.class, Monitor.class);
+ processor = constructor.newInstance(modelFactories, extensionProcessor, monitor);
+ } catch (NoSuchMethodException e2) {
+ try {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ModelFactoryExtensionPoint.class, StAXArtifactProcessor.class, StAXAttributeProcessor.class, Monitor.class);
+ processor = constructor.newInstance(modelFactories, extensionProcessor, extensionAttributeProcessor, monitor);
+ } catch (NoSuchMethodException e2a) {
+ try {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ExtensionPointRegistry.class, StAXArtifactProcessor.class, Monitor.class);
+ processor = constructor.newInstance(extensionPoints, extensionProcessor, monitor);
+ } catch (NoSuchMethodException e3) {
+ try {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ExtensionPointRegistry.class, StAXArtifactProcessor.class, StAXAttributeProcessor.class, Monitor.class);
+ processor = constructor.newInstance(extensionPoints, extensionProcessor, extensionAttributeProcessor, monitor);
+ } catch (NoSuchMethodException e3a) {
+
+ try {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ModelFactoryExtensionPoint.class);
+ processor = constructor.newInstance(modelFactories);
+ } catch (NoSuchMethodException e4) {
+ try {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ExtensionPointRegistry.class);
+ processor = constructor.newInstance(extensionPoints);
+ } catch (NoSuchMethodException e4a) {
+ try {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ModelFactoryExtensionPoint.class, StAXArtifactProcessor.class);
+ processor = constructor.newInstance(modelFactories, extensionProcessor);
+ } catch (NoSuchMethodException e5) {
+ Constructor<StAXArtifactProcessor> constructor =
+ processorClass.getConstructor(ExtensionPointRegistry.class, StAXArtifactProcessor.class);
+ processor = constructor.newInstance(extensionPoints, extensionProcessor);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
} catch (Exception e) {
IllegalStateException ie = new IllegalStateException(e);
error("IllegalStateException", processor, ie);
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXAttributeProcessorExtensionPoint.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXAttributeProcessorExtensionPoint.java
new file mode 100644
index 0000000000..d81e236b40
--- /dev/null
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXAttributeProcessorExtensionPoint.java
@@ -0,0 +1,327 @@
+/*
+ * 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 org.apache.tuscany.sca.contribution.processor;
+
+import java.io.IOException;
+import java.lang.reflect.Constructor;
+import java.util.Map;
+import java.util.Set;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLOutputFactory;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.contribution.service.ContributionReadException;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.UtilityExtensionPoint;
+import org.apache.tuscany.sca.extensibility.ServiceDeclaration;
+import org.apache.tuscany.sca.extensibility.ServiceDiscovery;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.MonitorFactory;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.apache.tuscany.sca.monitor.Problem.Severity;
+
+/**
+ * The default implementation of an extension point for StAX artifact processors.
+ *
+ * @version $Rev$ $Date$
+ */
+public class DefaultStAXAttributeProcessorExtensionPoint extends
+ DefaultArtifactProcessorExtensionPoint<StAXAttributeProcessor> implements StAXAttributeProcessorExtensionPoint {
+
+ private ExtensionPointRegistry extensionPoints;
+ private ModelFactoryExtensionPoint modelFactories;
+ private StAXAttributeProcessor<Object> extensibleStAXAttributeProcessor;
+ private boolean loaded;
+ private Monitor monitor = null;
+
+ /**
+ * Constructs a new extension point.
+ */
+ public DefaultStAXAttributeProcessorExtensionPoint(ExtensionPointRegistry extensionPoints) {
+ this.extensionPoints = extensionPoints;
+ this.modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class);
+ XMLInputFactory inputFactory = modelFactories.getFactory(XMLInputFactory.class);
+ XMLOutputFactory outputFactory = modelFactories.getFactory(XMLOutputFactory.class);
+ UtilityExtensionPoint utilities = this.extensionPoints.getExtensionPoint(UtilityExtensionPoint.class);
+ MonitorFactory monitorFactory = utilities.getUtility(MonitorFactory.class);
+ if (monitorFactory != null) {
+ this.monitor = monitorFactory.createMonitor();
+ }
+ this.extensibleStAXAttributeProcessor = new ExtensibleStAXAttributeProcessor(this, inputFactory, outputFactory, this.monitor);
+ }
+
+ /**
+ * Report a exception.
+ *
+ * @param problems
+ * @param message
+ * @param model
+ */
+ private void error(String message, Object model, Exception ex) {
+ if (monitor != null) {
+ Problem problem = new ProblemImpl(this.getClass().getName(), "contribution-validation-messages", Severity.ERROR, model, message, ex);
+ monitor.problem(problem);
+ }
+ }
+
+ public void addArtifactProcessor(StAXAttributeProcessor artifactProcessor) {
+ if (artifactProcessor.getArtifactType() != null) {
+ processorsByArtifactType.put((Object)artifactProcessor.getArtifactType(), artifactProcessor);
+ }
+ if (artifactProcessor.getModelType() != null) {
+ processorsByModelType.put(artifactProcessor.getModelType(), artifactProcessor);
+ }
+ }
+
+ public void removeArtifactProcessor(StAXAttributeProcessor artifactProcessor) {
+ if (artifactProcessor.getArtifactType() != null) {
+ processorsByArtifactType.remove((Object)artifactProcessor.getArtifactType());
+ }
+ if (artifactProcessor.getModelType() != null) {
+ processorsByModelType.remove(artifactProcessor.getModelType());
+ }
+ }
+
+ @Override
+ public StAXAttributeProcessor getProcessor(Class<?> modelType) {
+ loadArtifactProcessors();
+ return super.getProcessor(modelType);
+ }
+
+ @Override
+ public StAXAttributeProcessor getProcessor(Object artifactType) {
+ loadArtifactProcessors();
+ return super.getProcessor(artifactType);
+ }
+
+ /**
+ * Returns a QName object from a QName expressed as {ns}name
+ * or ns#name.
+ *
+ * @param qname
+ * @return
+ */
+ private static QName getQName(String qname) {
+ if (qname == null) {
+ return null;
+ }
+ qname = qname.trim();
+ if (qname.startsWith("{")) {
+ int h = qname.indexOf('}');
+ if (h != -1) {
+ return new QName(qname.substring(1, h), qname.substring(h + 1));
+ }
+ } else {
+ int h = qname.indexOf('#');
+ if (h != -1) {
+ return new QName(qname.substring(0, h), qname.substring(h + 1));
+ }
+ }
+ throw new IllegalArgumentException("Invalid qname: "+qname);
+ }
+
+ /**
+ * Lazily load artifact processors registered in the extension point.
+ */
+ private void loadArtifactProcessors() {
+ if (loaded)
+ return;
+
+ // Get the processor service declarations
+ Set<ServiceDeclaration> processorDeclarations;
+ try {
+ processorDeclarations = ServiceDiscovery.getInstance().getServiceDeclarations(StAXAttributeProcessor.class);
+ } catch (IOException e) {
+ IllegalStateException ie = new IllegalStateException(e);
+ error("IllegalStateException", extensibleStAXAttributeProcessor, ie);
+ throw ie;
+ }
+
+ for (ServiceDeclaration processorDeclaration : processorDeclarations) {
+ Map<String, String> attributes = processorDeclaration.getAttributes();
+
+ // Load a StAX artifact processor
+
+ // Get the model QName
+ QName artifactType = getQName(attributes.get("qname"));
+
+ // Get the model class name
+ String modelTypeName = attributes.get("model");
+
+ // Get the model factory class name
+ String factoryName = attributes.get("factory");
+
+ // Create a processor wrapper and register it
+ StAXAttributeProcessor processor =
+ new LazyStAXAttributeProcessor(artifactType, modelTypeName, factoryName,
+ processorDeclaration, extensionPoints, modelFactories,
+ extensibleStAXAttributeProcessor, monitor);
+ addArtifactProcessor(processor);
+ }
+
+ loaded = true;
+ }
+
+ /**
+ * A wrapper around an Artifact processor class allowing lazy loading and
+ * initialization of artifact processors.
+ */
+ private static class LazyStAXAttributeProcessor implements StAXAttributeProcessor {
+
+ private ExtensionPointRegistry extensionPoints;
+ private QName artifactType;
+ private String modelTypeName;
+ private String factoryName;
+ private ServiceDeclaration processorDeclaration;
+ private StAXAttributeProcessor processor;
+ private Class<?> modelType;
+ private StAXAttributeProcessor<Object> extensionProcessor;
+ private Monitor monitor;
+
+ LazyStAXAttributeProcessor(QName artifactType,
+ String modelTypeName,
+ String factoryName,
+ ServiceDeclaration processorDeclaration,
+ ExtensionPointRegistry extensionPoints,
+ ModelFactoryExtensionPoint modelFactories,
+ StAXAttributeProcessor<Object> extensionProcessor,
+ Monitor monitor) {
+
+ this.extensionPoints = extensionPoints;
+ this.artifactType = artifactType;
+ this.modelTypeName = modelTypeName;
+ this.factoryName = factoryName;
+ this.processorDeclaration = processorDeclaration;
+ this.extensionProcessor = extensionProcessor;
+ this.monitor = monitor;
+ }
+
+ public QName getArtifactType() {
+ return artifactType;
+ }
+
+ private void error(String message, Object model, Exception ex) {
+ if (monitor != null) {
+ Problem problem = new ProblemImpl(this.getClass().getName(), "contribution-validation-messages", Severity.ERROR, model, message, ex);
+ monitor.problem(problem);
+ }
+ }
+
+ @SuppressWarnings("unchecked")
+ private StAXAttributeProcessor getProcessor() {
+ if (processor == null) {
+ ModelFactoryExtensionPoint modelFactories = extensionPoints.getExtensionPoint(ModelFactoryExtensionPoint.class);
+
+ // Load and instantiate the processor class
+ try {
+ Class<StAXAttributeProcessor> processorClass =
+ (Class<StAXAttributeProcessor>)processorDeclaration.loadClass();
+ try {
+ Constructor<StAXAttributeProcessor> constructor =
+ processorClass.getConstructor(ModelFactoryExtensionPoint.class, Monitor.class);
+ processor = constructor.newInstance(modelFactories, monitor);
+ } catch (NoSuchMethodException e) {
+ try {
+ Constructor<StAXAttributeProcessor> constructor =
+ processorClass.getConstructor(ExtensionPointRegistry.class, Monitor.class);
+ processor = constructor.newInstance(extensionPoints, monitor);
+ } catch (NoSuchMethodException e1) {
+ try {
+ Constructor<StAXAttributeProcessor> constructor =
+ processorClass.getConstructor(ModelFactoryExtensionPoint.class, StAXArtifactProcessor.class, Monitor.class);
+ processor = constructor.newInstance(modelFactories, extensionProcessor, monitor);
+ } catch (NoSuchMethodException e2) {
+ try {
+ Constructor<StAXAttributeProcessor> constructor =
+ processorClass.getConstructor(ExtensionPointRegistry.class, StAXArtifactProcessor.class, Monitor.class);
+ processor = constructor.newInstance(extensionPoints, extensionProcessor, monitor);
+ } catch (NoSuchMethodException e3) {
+ try {
+ Constructor<StAXAttributeProcessor> constructor =
+ processorClass.getConstructor(ModelFactoryExtensionPoint.class);
+ processor = constructor.newInstance(modelFactories);
+ } catch (NoSuchMethodException e4) {
+ try {
+ Constructor<StAXAttributeProcessor> constructor =
+ processorClass.getConstructor(ExtensionPointRegistry.class);
+ processor = constructor.newInstance(extensionPoints);
+ } catch (NoSuchMethodException e4a) {
+ try {
+ Constructor<StAXAttributeProcessor> constructor =
+ processorClass.getConstructor(ModelFactoryExtensionPoint.class, StAXArtifactProcessor.class);
+ processor = constructor.newInstance(modelFactories, extensionProcessor);
+ } catch (NoSuchMethodException e5) {
+ Constructor<StAXAttributeProcessor> constructor =
+ processorClass.getConstructor(ExtensionPointRegistry.class, StAXArtifactProcessor.class);
+ processor = constructor.newInstance(extensionPoints, extensionProcessor);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ } catch (Exception e) {
+ IllegalStateException ie = new IllegalStateException(e);
+ error("IllegalStateException", processor, ie);
+ throw ie;
+ }
+
+ }
+ return processor;
+ }
+
+ public Object read(QName attributeName, XMLStreamReader inputSource) throws ContributionReadException, XMLStreamException {
+ return getProcessor().read(attributeName, inputSource);
+ }
+
+ @SuppressWarnings("unchecked")
+ public void write(Object model, XMLStreamWriter outputSource) throws ContributionWriteException, XMLStreamException {
+ getProcessor().write(model, outputSource);
+ }
+
+ public Class<?> getModelType() {
+ if (modelTypeName != null && modelType == null) {
+ try {
+ modelType = processorDeclaration.loadClass(modelTypeName);
+ } catch (Exception e) {
+ IllegalStateException ie = new IllegalStateException(e);
+ error("IllegalStateException", processorDeclaration, ie);
+ throw ie;
+ }
+ }
+ return modelType;
+ }
+
+ @SuppressWarnings("unchecked")
+ public void resolve(Object model, ModelResolver resolver) throws ContributionResolveException {
+ getProcessor().resolve(model, resolver);
+ }
+
+ }
+}
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXAttributeProcessor.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXAttributeProcessor.java
new file mode 100644
index 0000000000..3329f0bf1c
--- /dev/null
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/ExtensibleStAXAttributeProcessor.java
@@ -0,0 +1,224 @@
+/*
+ * 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 org.apache.tuscany.sca.contribution.processor;
+
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import javax.xml.namespace.QName;
+import javax.xml.stream.Location;
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLOutputFactory;
+import javax.xml.stream.XMLStreamConstants;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.apache.tuscany.sca.assembly.builder.impl.ProblemImpl;
+import org.apache.tuscany.sca.contribution.Constants;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.contribution.service.ContributionReadException;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
+import org.apache.tuscany.sca.monitor.Monitor;
+import org.apache.tuscany.sca.monitor.Problem;
+import org.apache.tuscany.sca.monitor.Problem.Severity;
+
+/**
+ * Implementation of an extensible StAX attribute processor.
+ *
+ * Takes a StAXAttributeProcessorExtensionPoint and delegates to the proper
+ * StAXAttributeProcessor by attribute QName
+ *
+ * @version $Rev$ $Date$
+ */
+public class ExtensibleStAXAttributeProcessor
+ implements StAXAttributeProcessor<Object> {
+
+ private static final Logger logger = Logger.getLogger(ExtensibleStAXAttributeProcessor.class.getName());
+
+ private static final QName UNKNOWN_ATTRIBUTE = new QName(Constants.SCA10_TUSCANY_NS, "unknown");
+
+ private XMLInputFactory inputFactory;
+ private XMLOutputFactory outputFactory;
+ private StAXAttributeProcessorExtensionPoint processors;
+ private Monitor monitor;
+
+ /**
+ * Constructs a new ExtensibleStAXArtifactProcessor.
+ * @param processors
+ * @param inputFactory
+ * @param outputFactory
+ */
+ public ExtensibleStAXAttributeProcessor(StAXAttributeProcessorExtensionPoint processors,
+ XMLInputFactory inputFactory,
+ XMLOutputFactory outputFactory,
+ Monitor monitor) {
+ super();
+ this.processors = processors;
+ this.inputFactory = inputFactory;
+ this.outputFactory = outputFactory;
+ if (this.outputFactory != null) {
+ this.outputFactory.setProperty("javax.xml.stream.isRepairingNamespaces", Boolean.TRUE);
+ }
+ this.monitor = monitor;
+ }
+
+ /**
+ * Report a warning.
+ *
+ * @param problems
+ * @param message
+ * @param model
+ */
+ private void warning(String message, Object model, Object... messageParameters) {
+ if (monitor != null) {
+ Problem problem = new ProblemImpl(this.getClass().getName(), "contribution-validation-messages", Severity.WARNING, model, message, (Object[])messageParameters);
+ monitor.problem(problem);
+ }
+ }
+
+ /**
+ * Report a error.
+ *
+ * @param problems
+ * @param message
+ * @param model
+ */
+ private void error(String message, Object model, Object... messageParameters) {
+ if (monitor != null) {
+ Problem problem = new ProblemImpl(this.getClass().getName(), "contribution-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters);
+ monitor.problem(problem);
+ }
+ }
+
+ /**
+ * Report a exception.
+ *
+ * @param problems
+ * @param message
+ * @param model
+ */
+ private void error(String message, Object model, Exception ex) {
+ if (monitor != null) {
+ Problem problem = new ProblemImpl(this.getClass().getName(), "contribution-validation-messages", Severity.ERROR, model, message, ex);
+ monitor.problem(problem);
+ }
+ }
+
+
+ public Object read(QName attributeName, XMLStreamReader source) throws ContributionReadException, XMLStreamException {
+
+ // Delegate to the processor associated with the attribute QName
+ int event = source.getEventType();
+ if (event == XMLStreamConstants.START_DOCUMENT) {
+ source.nextTag();
+ }
+
+ StAXAttributeProcessor<?> processor = null;
+
+ //lookup for registered attribute processors
+ processor = (StAXAttributeProcessor<?>)processors.getProcessor(attributeName);
+ if (processor == null) {
+ Location location = source.getLocation();
+ if (logger.isLoggable(Level.WARNING)) {
+ logger.warning("Attribute " + attributeName + " cannot be processed. (" + location + ")");
+ }
+ warning("AttributeCannotBeProcessed", processors, attributeName, location);
+ } else {
+ return processor.read(attributeName, source);
+ }
+
+ return processor == null ? null : processor.read(attributeName, source);
+ }
+
+ @SuppressWarnings("unchecked")
+ public void write(Object model, XMLStreamWriter outputSource) throws ContributionWriteException, XMLStreamException {
+
+ if(model == null) {
+ return;
+ }
+
+ // Delegate to the processor associated with the model type
+ StAXAttributeProcessor processor = processors.getProcessor(model.getClass());
+ if(processor == null) {
+ if (logger.isLoggable(Level.WARNING)) {
+ logger.warning("No StAX processor is configured to handle " + model.getClass());
+ }
+ warning("NoStaxProcessor", processors, model.getClass());
+ } else {
+ processor.write(model, outputSource);
+ return;
+ }
+ }
+
+
+
+ @SuppressWarnings("unchecked")
+ public void resolve(Object model, ModelResolver resolver) throws ContributionResolveException {
+
+ // Delegate to the processor associated with the model type
+ if (model != null) {
+ StAXAttributeProcessor processor = processors.getProcessor(model.getClass());
+ if (processor != null) {
+ processor.resolve(model, resolver);
+ }
+ }
+ }
+
+ /**
+ * Read a model from an InputStream.
+ * @param is The artifact InputStream
+ * @param type Model type
+ * @return The model
+ * @throws ContributionReadException
+ */
+ public <M> M read(InputStream is, Class<M> type) throws ContributionReadException {
+ return null;
+ }
+
+ /**
+ * Write a model to an OutputStream.
+ * @param model
+ * @param os
+ * @throws ContributionWriteException
+ */
+ public void write(Object model, OutputStream os) throws ContributionWriteException {
+ try {
+ XMLStreamWriter writer = outputFactory.createXMLStreamWriter(os);
+ write(model, writer);
+ writer.flush();
+ writer.close();
+ } catch (XMLStreamException e) {
+ ContributionWriteException cw = new ContributionWriteException(e);
+ error("ContributionWriteException", outputFactory, cw);
+ throw cw;
+ }
+ }
+
+ public QName getArtifactType() {
+ return null;
+ }
+
+ public Class<Object> getModelType() {
+ return null;
+ }
+}
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/StAXAttributeProcessor.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/StAXAttributeProcessor.java
new file mode 100644
index 0000000000..e8edb743a4
--- /dev/null
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/StAXAttributeProcessor.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 org.apache.tuscany.sca.contribution.processor;
+
+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.contribution.service.ContributionReadException;
+import org.apache.tuscany.sca.contribution.service.ContributionWriteException;
+
+
+/**
+ * An artifact processor that can read attributes from a StAX XMLStreamReader.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface StAXAttributeProcessor<M> extends ArtifactProcessor<M>{
+
+ /**
+ * Reads a model from an XMLStreamReader.
+ *
+ * @param reader The XMLStreamReader
+ * @return A model representation of the input.
+ */
+ M read(QName attributeName, XMLStreamReader reader) throws ContributionReadException, XMLStreamException;
+
+ /**
+ * Writes a model to an XMLStreamWriter.
+ *
+ * @param model A model representing the source
+ * @param writer The XML stream writer
+ * @throws ContributionWriteException
+ * @throws XMLStreamException
+ */
+ void write(M model, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException;
+
+ /**
+ * Returns the type of artifact handled by this artifact processor.
+ *
+ * @return The type of artifact handled by this artifact processor
+ */
+ QName getArtifactType();
+
+}
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/StAXAttributeProcessorExtensionPoint.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/StAXAttributeProcessorExtensionPoint.java
new file mode 100644
index 0000000000..ebad243c1c
--- /dev/null
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/StAXAttributeProcessorExtensionPoint.java
@@ -0,0 +1,29 @@
+/*
+ * 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 org.apache.tuscany.sca.contribution.processor;
+
+/**
+ * An extension point for StAX artifact processors.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface StAXAttributeProcessorExtensionPoint extends
+ ArtifactProcessorExtensionPoint<StAXAttributeProcessor> {
+
+}
diff --git a/java/sca/modules/contribution/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint b/java/sca/modules/contribution/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint
new file mode 100644
index 0000000000..607725bcfe
--- /dev/null
+++ b/java/sca/modules/contribution/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXAttributeProcessorExtensionPoint
@@ -0,0 +1,18 @@
+# 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.
+
+org.apache.tuscany.sca.contribution.processor.DefaultStAXAttributeProcessorExtensionPoint