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authorlresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>2009-11-13 01:42:27 +0000
committerlresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>2009-11-13 01:42:27 +0000
commit3c7c4a749baafcf375f4785a7668d3a25c9063e3 (patch)
treea66b8b031c5dc6c7744f44b44b6bcd371bd0b8df /sca-java-1.x/trunk/modules/implementation-widget/src
parenteb03ff672236cddf65533f39b83ddd5e2984a2bb (diff)
Moving 1.x trunk
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835700 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-1.x/trunk/modules/implementation-widget/src')
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/Widget.java34
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementation.java40
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationFactory.java31
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationIntrospector.java145
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationProcessor.java172
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/impl/WidgetImplementationFactoryImpl.java47
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/impl/WidgetImplementationImpl.java135
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor19
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/META-INF/services/org.apache.tuscany.sca.implementation.widget.WidgetImplementationFactory19
-rw-r--r--sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/impl-widget-validation-messages.properties23
10 files changed, 665 insertions, 0 deletions
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/Widget.java b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/Widget.java
new file mode 100644
index 0000000000..f47850a05c
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/Widget.java
@@ -0,0 +1,34 @@
+/*
+ * 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.implementation.widget;
+
+import java.io.InputStream;
+
+import org.apache.tuscany.sca.data.collection.Collection;
+
+/**
+ * The service interface of widget implementations. This is not an API for application
+ * developers. Application developers should use the data collection API to invoke
+ * widget components.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface Widget extends Collection<String, InputStream> {
+}
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementation.java b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementation.java
new file mode 100644
index 0000000000..2a092884be
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementation.java
@@ -0,0 +1,40 @@
+/*
+ * 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.implementation.widget;
+
+import java.net.URL;
+
+import org.apache.tuscany.sca.assembly.Implementation;
+
+
+/**
+ * The model representing a widget implementation in an SCA assembly model.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface WidgetImplementation extends Implementation {
+
+ String getLocation();
+
+ void setLocation(String location);
+
+ URL getLocationURL();
+
+ void setLocationURL(URL url);
+}
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationFactory.java b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationFactory.java
new file mode 100644
index 0000000000..3a3754f67d
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationFactory.java
@@ -0,0 +1,31 @@
+/*
+ * 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.implementation.widget;
+
+/**
+ * Factory for the widget implementation model.
+ *
+ * @version $Rev$ $Date$
+ */
+public interface WidgetImplementationFactory {
+
+ WidgetImplementation createWidgetImplementation();
+
+} \ No newline at end of file
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationIntrospector.java b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationIntrospector.java
new file mode 100644
index 0000000000..abe00bac5b
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationIntrospector.java
@@ -0,0 +1,145 @@
+/*
+ * 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.implementation.widget;
+
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.Scanner;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.Property;
+import org.apache.tuscany.sca.assembly.Reference;
+
+/**
+ *
+ * @version $Rev$ $Date$
+ */
+class WidgetImplementationIntrospector {
+ private static final String WEB_REFERENCE_ANNOTATION = "//@Reference";
+ private static final String WEB_PROPERTY_ANNOTATION = "//@Property";
+
+ private AssemblyFactory assemblyFactory;
+ private WidgetImplementation widgetImplementation;
+
+ WidgetImplementationIntrospector(AssemblyFactory assemblyFactory, WidgetImplementation widgetImplementation) {
+ this.widgetImplementation = widgetImplementation;
+ this.assemblyFactory = assemblyFactory;
+ }
+
+
+ /**
+ * Introspect and populate a given widget implementation
+ */
+ public void introspectImplementation() {
+ URL htmlWidget = widgetImplementation.getLocationURL();
+
+ try {
+ URLConnection connection = htmlWidget.openConnection();
+ connection.setUseCaches(false);
+ Scanner scanner = new Scanner(connection.getInputStream());
+ while(scanner.hasNextLine()) {
+ String line = scanner.nextLine();
+ if(line.contains(WEB_PROPERTY_ANNOTATION)) {
+ //process the next line, as it has the property info
+ if (scanner.hasNextLine()) {
+ Property property = processPropertyScript(scanner.nextLine());
+ if (property != null) {
+ widgetImplementation.getProperties().add(property);
+ }
+ }
+
+ } else if(line.contains(WEB_REFERENCE_ANNOTATION)) {
+ //process the next line, as it has the reference info
+ if (scanner.hasNextLine()) {
+ Reference reference = processReferenceScript(scanner.nextLine());
+ if(reference != null){
+ widgetImplementation.getReferences().add(reference);
+ }
+
+ }
+ }
+ }
+
+ } catch(Exception e) {
+
+ }
+
+
+ }
+
+
+ /**
+ * Process Property declaration in JavaScript code
+ * Supported ways:
+ * //@Property
+ * var locale = Property("locale");
+ *
+ * //@Property
+ * locale = Property("locale");
+ *
+ * @param scriptContent
+ * @return
+ */
+ private Property processPropertyScript(String scriptContent) {
+ Property property = null;
+ String propertyName = null;
+
+ String tokens[] = scriptContent.split("=");
+ tokens = tokens[0].split(" ");
+ propertyName = tokens[tokens.length -1];
+
+ if(propertyName != null) {
+ property = assemblyFactory.createProperty();
+ property.setName(propertyName);
+ }
+
+ return property;
+ }
+
+ /**
+ * Process Reference declaration in JavaScript code
+ * Supported ways :
+ * //@Reference
+ * var catalog = new Reference("catalog");
+ *
+ * //@Reference
+ * catalog = new Reference("catalog");
+ *
+ * @param scriptContent
+ * @return
+ */
+ private Reference processReferenceScript(String scriptContent) {
+ Reference reference = null;
+ String referenceName = null;
+
+ String tokens[] = scriptContent.split("=");
+
+ // find the string between the quotes
+ tokens = tokens[1].split("\"");
+ referenceName = tokens[1];
+
+ if(referenceName != null) {
+ reference = assemblyFactory.createReference();
+ reference.setName(referenceName);
+ }
+
+ return reference;
+ }
+}
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationProcessor.java b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationProcessor.java
new file mode 100644
index 0000000000..c0087e97fe
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/WidgetImplementationProcessor.java
@@ -0,0 +1,172 @@
+/*
+ * 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.implementation.widget;
+
+import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
+
+import java.io.IOException;
+import java.net.URL;
+
+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.assembly.xml.Constants;
+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.BaseStAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+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;
+
+/**
+ *
+ * Implements a StAX artifact processor for Widget implementations.
+ *
+ * @version $Rev$ $Date$
+ */
+public class WidgetImplementationProcessor extends BaseStAXArtifactProcessor implements StAXArtifactProcessor<WidgetImplementation> {
+ private static final QName IMPLEMENTATION_WIDGET = new QName(Constants.SCA10_TUSCANY_NS, "implementation.widget");
+
+ private AssemblyFactory assemblyFactory;
+ private ContributionFactory contributionFactory;
+ private WidgetImplementationFactory implementationFactory;
+ private Monitor monitor;
+
+ public WidgetImplementationProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) {
+ assemblyFactory = modelFactories.getFactory(AssemblyFactory.class);
+ contributionFactory = modelFactories.getFactory(ContributionFactory.class);
+ implementationFactory = modelFactories.getFactory(WidgetImplementationFactory.class);
+ this.monitor = monitor;
+ }
+
+ /**
+ * Report a exception.
+ *
+ * @param problems
+ * @param message
+ * @param model
+ */
+ private void error(String message, Object model, Exception ex) {
+ if (monitor != null) {
+ Problem problem = monitor.createProblem(this.getClass().getName(), "impl-widget-validation-messages", Severity.ERROR, model, message, ex);
+ 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 = monitor.createProblem(this.getClass().getName(), "impl-widget-validation-messages", Severity.ERROR, model, message, (Object[])messageParameters);
+ monitor.problem(problem);
+ }
+ }
+
+ public QName getArtifactType() {
+ // Returns the QName of the XML element processed by this processor
+ return IMPLEMENTATION_WIDGET;
+ }
+
+ public Class<WidgetImplementation> getModelType() {
+ // Returns the type of model processed by this processor
+ return WidgetImplementation.class;
+ }
+
+ public WidgetImplementation read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+
+ // Read an <implementation.widget> element
+
+ // Create and initialize the resource implementation model
+ WidgetImplementation implementation = null;
+
+ // Read the location attribute specifying the location of the resources
+ String location = reader.getAttributeValue(null, "location");
+ if (location != null) {
+ implementation = implementationFactory.createWidgetImplementation();
+ implementation.setLocation(location);
+ implementation.setUnresolved(true);
+ } else {
+ error("LocationAttributeMissing", reader);
+ //throw new ContributionReadException(MSG_LOCATION_MISSING);
+ }
+
+ // Skip to end element
+ while (reader.hasNext()) {
+ if (reader.next() == END_ELEMENT && IMPLEMENTATION_WIDGET.equals(reader.getName())) {
+ break;
+ }
+ }
+
+ return implementation;
+ }
+
+ public void resolve(WidgetImplementation implementation, ModelResolver resolver) throws ContributionResolveException {
+
+ if (implementation != null) {
+ // Resolve the resource directory location
+ Artifact artifact = contributionFactory.createArtifact();
+ artifact.setURI(implementation.getLocation());
+ Artifact resolved = resolver.resolveModel(Artifact.class, artifact);
+ if (resolved.getLocation() != null) {
+ try {
+ implementation.setLocationURL(new URL(resolved.getLocation()));
+
+ //introspect implementation
+ WidgetImplementationIntrospector widgetIntrospector =
+ new WidgetImplementationIntrospector(assemblyFactory, implementation);
+ widgetIntrospector.introspectImplementation();
+
+ implementation.setUnresolved(false);
+ } catch (IOException e) {
+ ContributionResolveException ce = new ContributionResolveException(e);
+ error("ContributionResolveException", resolver, ce);
+ //throw ce;
+ }
+ } else {
+ error("CouldNotResolveLocation", resolver, implementation.getLocation());
+ //throw new ContributionResolveException("Could not resolve implementation.widget location: " + implementation.getLocation());
+ }
+ }
+ }
+
+ public void write(WidgetImplementation implementation, XMLStreamWriter writer) throws ContributionWriteException, XMLStreamException {
+ // Write <implementation.widget>
+ writeStart(writer, IMPLEMENTATION_WIDGET.getNamespaceURI(), IMPLEMENTATION_WIDGET.getLocalPart());
+
+ if (implementation.getLocation() != null) {
+ writer.writeAttribute("location", implementation.getLocation());
+ }
+
+ writeEnd(writer);
+ }
+}
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/impl/WidgetImplementationFactoryImpl.java b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/impl/WidgetImplementationFactoryImpl.java
new file mode 100644
index 0000000000..c24c9e7eab
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/impl/WidgetImplementationFactoryImpl.java
@@ -0,0 +1,47 @@
+/*
+ * 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.implementation.widget.impl;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.implementation.widget.WidgetImplementation;
+import org.apache.tuscany.sca.implementation.widget.WidgetImplementationFactory;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory;
+
+/**
+ * Factory for the widget implementation model.
+ *
+ * @version $Rev$ $Date$
+ */
+public class WidgetImplementationFactoryImpl implements WidgetImplementationFactory {
+
+ private AssemblyFactory assemblyFactory;
+ private JavaInterfaceFactory javaFactory;
+
+ public WidgetImplementationFactoryImpl(ModelFactoryExtensionPoint modelFactories) {
+ assemblyFactory = modelFactories.getFactory(AssemblyFactory.class);
+ javaFactory = modelFactories.getFactory(JavaInterfaceFactory.class);
+ }
+
+ public WidgetImplementation createWidgetImplementation() {
+ return new WidgetImplementationImpl(assemblyFactory, javaFactory);
+ }
+
+}
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/impl/WidgetImplementationImpl.java b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/impl/WidgetImplementationImpl.java
new file mode 100644
index 0000000000..f50fd73b5c
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/java/org/apache/tuscany/sca/implementation/widget/impl/WidgetImplementationImpl.java
@@ -0,0 +1,135 @@
+/*
+ * 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.implementation.widget.impl;
+
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.ConstrainingType;
+import org.apache.tuscany.sca.assembly.Property;
+import org.apache.tuscany.sca.assembly.Reference;
+import org.apache.tuscany.sca.assembly.Service;
+import org.apache.tuscany.sca.implementation.widget.Widget;
+import org.apache.tuscany.sca.implementation.widget.WidgetImplementation;
+import org.apache.tuscany.sca.interfacedef.InvalidInterfaceException;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterface;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceContract;
+import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory;
+
+
+/**
+ * The model representing a widget implementation in an SCA assembly model.
+ *
+ * @version $Rev$ $Date$
+ */
+public class WidgetImplementationImpl implements WidgetImplementation {
+ private Service widgetService;
+ private List<Reference> references = new ArrayList<Reference>();
+ private List<Property> properties = new ArrayList<Property>();
+
+ private String location;
+ private URL url;
+ private boolean unresolved;
+
+ /**
+ * Constructs a new resource implementation.
+ */
+ WidgetImplementationImpl(AssemblyFactory assemblyFactory,
+ JavaInterfaceFactory javaFactory) {
+
+ // Resource implementation always provide a single service exposing
+ // the Resource interface, and have no references and properties
+ widgetService = assemblyFactory.createService();
+ widgetService.setName("Widget");
+
+ // Create the Java interface contract for the Resource service
+ JavaInterface javaInterface;
+ try {
+ javaInterface = javaFactory.createJavaInterface(Widget.class);
+ } catch (InvalidInterfaceException e) {
+ throw new IllegalArgumentException(e);
+ }
+ JavaInterfaceContract interfaceContract = javaFactory.createJavaInterfaceContract();
+ interfaceContract.setInterface(javaInterface);
+ widgetService.setInterfaceContract(interfaceContract);
+ }
+
+ public String getLocation() {
+ return location;
+ }
+
+ public void setLocation(String location) {
+ this.location = location;
+ }
+
+ public URL getLocationURL() {
+ return url;
+ }
+
+ public void setLocationURL(URL url) {
+ this.url = url;
+ }
+
+ public ConstrainingType getConstrainingType() {
+ // The resource implementation does not support constrainingTypes
+ return null;
+ }
+
+ public List<Property> getProperties() {
+ return properties;
+ }
+
+ public List<Service> getServices() {
+ // The resource implementation does not support services
+ return Collections.singletonList(widgetService);
+ }
+
+ public List<Reference> getReferences() {
+ return references;
+ }
+
+ public String getURI() {
+ return location;
+ }
+
+ public void setConstrainingType(ConstrainingType constrainingType) {
+ // The resource implementation does not support constrainingTypes
+ }
+
+ public void setURI(String uri) {
+ this.location = uri;
+ }
+
+
+ public boolean isUnresolved() {
+ return unresolved;
+ }
+
+ public void setUnresolved(boolean unresolved) {
+ this.unresolved = unresolved;
+ }
+
+ @Override
+ public String toString() {
+ return "Widget : " + getLocation();
+ }
+}
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor b/sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor
new file mode 100644
index 0000000000..6c167a6b31
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/META-INF/services/org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor
@@ -0,0 +1,19 @@
+# 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.
+
+# Implementation class for the artifact processor extension
+org.apache.tuscany.sca.implementation.widget.WidgetImplementationProcessor;qname=http://tuscany.apache.org/xmlns/sca/1.0#implementation.widget,model=org.apache.tuscany.sca.implementation.widget.WidgetImplementation
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/META-INF/services/org.apache.tuscany.sca.implementation.widget.WidgetImplementationFactory b/sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/META-INF/services/org.apache.tuscany.sca.implementation.widget.WidgetImplementationFactory
new file mode 100644
index 0000000000..633dda5675
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/META-INF/services/org.apache.tuscany.sca.implementation.widget.WidgetImplementationFactory
@@ -0,0 +1,19 @@
+# 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.
+
+# Implementation class for model factory
+org.apache.tuscany.sca.implementation.widget.impl.WidgetImplementationFactoryImpl
diff --git a/sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/impl-widget-validation-messages.properties b/sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/impl-widget-validation-messages.properties
new file mode 100644
index 0000000000..3778bd4c50
--- /dev/null
+++ b/sca-java-1.x/trunk/modules/implementation-widget/src/main/resources/impl-widget-validation-messages.properties
@@ -0,0 +1,23 @@
+#
+#
+# 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.
+#
+#
+ContributionResolveException = ContributionResolveException occured due to:
+LocationAttributeMissing = Reading implementation.widget - location attribute missing
+CouldNotResolveLocation = Could not resolve implementation.widget location: {0}