Delete very old beta2 release branch

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1069271 13f79535-47bb-0310-9956-ffa450edef68

4 files changed, 0 insertions, 1243 deletions

diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/DefaultDeployer.java b/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/DefaultDeployer.java
deleted file mode 100644
index 42c7596b15..0000000000
--- a/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/DefaultDeployer.java
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * 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.deployment;
-
-import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
-import org.apache.tuscany.sca.core.ExtensionPointRegistry;
-import org.apache.tuscany.sca.deployment.impl.DeployerImpl;
-
-/**
- * Default implementation of Deployer 
- */
-public class DefaultDeployer extends DeployerImpl {
-
-    public DefaultDeployer() {
-        super(new DefaultExtensionPointRegistry());
-    }
-
-    /**
-     * @param registry
-     */
-    public DefaultDeployer(ExtensionPointRegistry registry) {
-        super(registry);
-    }
-
-}
diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/Deployer.java b/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/Deployer.java
deleted file mode 100644
index dba21e7197..0000000000
--- a/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/Deployer.java
+++ /dev/null
@@ -1,207 +0,0 @@
-/*
- * 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.deployment;
-
-import java.io.Reader;
-import java.io.Writer;
-import java.net.URI;
-import java.net.URL;
-import java.util.List;
-import java.util.Map;
-
-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.Composite;
-import org.apache.tuscany.sca.assembly.builder.BuilderContext;
-import org.apache.tuscany.sca.assembly.builder.CompositeBuilderException;
-import org.apache.tuscany.sca.contribution.Artifact;
-import org.apache.tuscany.sca.contribution.Contribution;
-import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
-import org.apache.tuscany.sca.contribution.processor.ContributionResolveException;
-import org.apache.tuscany.sca.contribution.processor.ContributionWriteException;
-import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
-import org.apache.tuscany.sca.core.ExtensionPointRegistry;
-import org.apache.tuscany.sca.core.LifeCycleListener;
-import org.apache.tuscany.sca.definitions.Definitions;
-import org.apache.tuscany.sca.monitor.Monitor;
-
-/**
- * A utility that provides system functions to handle Tuscany SCA application deployment
- */
-public interface Deployer extends LifeCycleListener {
-    /**
-     * Check if Schema Validation for XML Documents is enabled
-     * @return
-     */
-    boolean isSchemaValidationEnabled();
-    
-    /**
-     * Sets Schema Validation for XML Documents flag
-     * @param schemaValidationEnabled
-     */
-    void setSchemaValidationEnabled(boolean schemaValidationEnabled);
-    
-    /**
-     * Attach a deployment composite to the given contribution 
-     * @param contribution The target contribution
-     * @param composite The deployment composite
-     * @param appending A flag to indicate if existing deployable composites in the contribution should be appended or replaced
-     * @return uri of attached composite
-     */
-    String attachDeploymentComposite(Contribution contribution, Composite composite, boolean appending);
-
-    /**
-     * Configure a list of contributions to create a composite representing a view of the domain
-     * @param contributions
-     * @param allContributions
-     * @param bindingBaseURIs
-     * @param monitor
-     * @return
-     * @throws ContributionResolveException
-     * @throws CompositeBuilderException
-     */
-    Composite build(List<Contribution> contributions, List<Contribution> allContributions, Map<QName, List<String>> bindingBaseURIs, Monitor monitor)
-        throws ContributionResolveException, CompositeBuilderException;
-
-    /**
-     * Load an artifact from the given location
-     * @param uri
-     * @param location
-     * @param monitor
-     * @return
-     * @throws ContributionReadException
-     */
-    Artifact loadArtifact(URI uri, URL location, Monitor monitor) throws ContributionReadException;
-
-    /**
-     * Load a contribution from the given location
-     * @param uri
-     * @param location
-     * @param monitor
-     * @return
-     * @throws ContributionReadException
-     */
-    Contribution loadContribution(URI uri, URL location, Monitor monitor) throws ContributionReadException;
-
-    /**
-     * @param <T>
-     * @param uri
-     * @param location
-     * @param monitor
-     * @return
-     * @throws ContributionReadException
-     */
-    <T> T loadDocument(URI uri, URL location, Monitor monitor) throws ContributionReadException;
-
-    /**
-     * @param <T>
-     * @param reader
-     * @param monitor
-     * @return
-     * @throws XMLStreamException
-     * @throws ContributionReadException
-     */
-    <T> T loadXMLDocument(Reader reader, Monitor monitor) throws XMLStreamException, ContributionReadException;
-
-    /**
-     * @param <T>
-     * @param location
-     * @param monitor
-     * @return
-     * @throws XMLStreamException
-     * @throws ContributionReadException
-     */
-    <T> T loadXMLDocument(URL location, Monitor monitor) throws XMLStreamException, ContributionReadException;
-
-    /**
-     * @param <T>
-     * @param reader
-     * @param monitor
-     * @return
-     * @throws ContributionReadException
-     * @throws XMLStreamException
-     */
-    <T> T loadXMLElement(XMLStreamReader reader, Monitor monitor) throws ContributionReadException, XMLStreamException;
-
-    /**
-     * Save the model as XML
-     * @param model
-     * @param writer
-     * @param monitor
-     * @throws XMLStreamException
-     * @throws ContributionWriteException
-     */
-    void saveXMLDocument(Object model, Writer writer, Monitor monitor) throws XMLStreamException,
-        ContributionWriteException;
-
-    /**
-     * Save the model as XML
-     * @param model
-     * @param writer
-     * @param monitor
-     * @throws XMLStreamException
-     * @throws ContributionWriteException
-     */
-    void saveXMLElement(Object model, XMLStreamWriter writer, Monitor monitor) throws XMLStreamException,
-        ContributionWriteException;
-    
-    /**
-     * 
-     * @return
-     */
-    Monitor createMonitor();
-    
-    /**
-     * Create an instance of {@link BuilderContext}
-     * @return
-     */
-    BuilderContext createBuilderContext();
-
-    /**
-     * Create an instance of {@link ProcessorContext}
-     * @return
-     */
-    ProcessorContext createProcessorContext();
-
-    /**
-     * Get the {@link ExtensionPointRegistry}
-     * @return
-     */
-    ExtensionPointRegistry getExtensionPointRegistry();
-    
-    /**
-     * Get the system definitions   
-     */
-    Definitions getSystemDefinitions();  
-
-    /**
-     * Resolve a contributions dependencies
-     * 
-     * @param c
-     * @param allContributions
-     * @param monitor
-     * @throws ContributionResolveException
-     * @throws CompositeBuilderException
-     */
-    void resolve(Contribution c, List<Contribution> dependentContributions, Monitor monitor) throws ContributionResolveException, CompositeBuilderException;
-}
diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/impl/Contributions.java b/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/impl/Contributions.java
deleted file mode 100644
index 8180ac6465..0000000000
--- a/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/impl/Contributions.java
+++ /dev/null
@@ -1,160 +0,0 @@
-/*
- * 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.deployment.impl;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.Set;
-
-import org.apache.tuscany.sca.assembly.Composite;
-import org.apache.tuscany.sca.assembly.Extension;
-import org.apache.tuscany.sca.contribution.Artifact;
-import org.apache.tuscany.sca.contribution.Contribution;
-import org.apache.tuscany.sca.contribution.Export;
-import org.apache.tuscany.sca.contribution.Import;
-import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
-
-/**
- * A Contribution impl wrapping multiple other contributions
- * Currently the sole reason for this is so
- */
-public class Contributions implements Contribution {
-
-    private List<Contribution> contributions = new ArrayList<Contribution>();
-    private String location;
-    private String uri;
-    private Object model;
-    private byte[] contents;
-    private boolean unresolved;
-    private ModelResolver modelResolver;
-    private List<Contribution> dependencies = new ArrayList<Contribution>();
-
-    public Contributions(List<Contribution> contributions) {
-        this.contributions = contributions;
-    }
-
-    public String getLocation() {
-        return location;
-    }
-
-    public Object getModel() {
-        return model;
-    }
-
-    public String getURI() {
-        return uri;
-    }
-
-    public void setLocation(String location) {
-        this.location = location;
-    }
-
-    public void setModel(Object model) {
-        this.model = model;
-    }
-
-    public byte[] getContents() {
-        return contents;
-    }
-
-    public void setContents(byte[] contents) {
-        this.contents = contents;
-    }
-
-    public void setURI(String uri) {
-        this.uri = uri;
-    }
-
-    public boolean isUnresolved() {
-        return unresolved;
-    }
-
-    public void setUnresolved(boolean unresolved) {
-        this.unresolved = unresolved;
-    }
-
-    public List<Contribution> getContributions() {
-        return contributions;
-    }
-
-    public List<Artifact> getArtifacts() {
-        return (List<Artifact>)(Object)contributions;
-    }
-
-    public List<Contribution> getDependencies() {
-        return dependencies;
-    }
-
-    public ClassLoader getClassLoader() {
-        //FIXME Remove later
-        return null;
-    }
-
-    public void setClassLoader(ClassLoader classLoader) {
-        //FIXME Remove later
-    }
-
-    public List<Composite> getDeployables() {
-        List<Composite> deployables = new ArrayList<Composite>();
-        for (Contribution contribution: contributions) {
-            deployables.addAll(contribution.getDeployables());
-        }
-        return deployables;
-    }
-
-    public List<Export> getExports() {
-        List<Export> exports = new ArrayList<Export>();
-        for (Contribution contribution: contributions) {
-            exports.addAll(contribution.getExports());
-        }
-        return exports;
-    }
-
-    public List<Import> getImports() {
-        List<Import> imports = new ArrayList<Import>();
-        for (Contribution contribution: contributions) {
-            imports.addAll(contribution.getImports());
-        }
-        return imports;
-    }
-
-    public ModelResolver getModelResolver() {
-        return modelResolver;
-    }
-
-    public void setModelResolver(ModelResolver modelResolver) {
-        this.modelResolver = modelResolver;
-    }
-
-    public List<Extension> getAttributeExtensions() {
-        // TODO Auto-generated method stub
-        return null;
-    }
-
-    public List<Object> getExtensions() {
-        // TODO Auto-generated method stub
-        return null;
-    }
-
-    public Set<String> getTypes() {
-        return Collections.emptySet();
-    }
-}
diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/impl/DeployerImpl.java b/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/impl/DeployerImpl.java
deleted file mode 100644
index c3e680bd4d..0000000000
--- a/sca-java-2.x/branches/2.0-Beta2/modules/deployment/src/main/java/org/apache/tuscany/sca/deployment/impl/DeployerImpl.java
+++ /dev/null
@@ -1,834 +0,0 @@
-/*
- * 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.deployment.impl;
-
-import java.io.Reader;
-import java.io.Writer;
-import java.net.URI;
-import java.net.URL;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.logging.Logger;
-
-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.Base;
-import org.apache.tuscany.sca.assembly.Component;
-import org.apache.tuscany.sca.assembly.ComponentReference;
-import org.apache.tuscany.sca.assembly.ComponentService;
-import org.apache.tuscany.sca.assembly.Composite;
-import org.apache.tuscany.sca.assembly.Endpoint;
-import org.apache.tuscany.sca.assembly.EndpointReference;
-import org.apache.tuscany.sca.assembly.Implementation;
-import org.apache.tuscany.sca.assembly.builder.BuilderContext;
-import org.apache.tuscany.sca.assembly.builder.BuilderExtensionPoint;
-import org.apache.tuscany.sca.assembly.builder.CompositeBuilder;
-import org.apache.tuscany.sca.assembly.builder.CompositeBuilderException;
-import org.apache.tuscany.sca.assembly.xsd.Constants;
-import org.apache.tuscany.sca.common.java.io.IOHelper;
-import org.apache.tuscany.sca.common.xml.stax.StAXHelper;
-import org.apache.tuscany.sca.contribution.Artifact;
-import org.apache.tuscany.sca.contribution.Contribution;
-import org.apache.tuscany.sca.contribution.ContributionFactory;
-import org.apache.tuscany.sca.contribution.DefaultImport;
-import org.apache.tuscany.sca.contribution.Export;
-import org.apache.tuscany.sca.contribution.Import;
-import org.apache.tuscany.sca.contribution.java.JavaImport;
-import org.apache.tuscany.sca.contribution.namespace.NamespaceImport;
-import org.apache.tuscany.sca.contribution.processor.ContributionReadException;
-import org.apache.tuscany.sca.contribution.processor.ContributionResolveException;
-import org.apache.tuscany.sca.contribution.processor.ContributionWriteException;
-import org.apache.tuscany.sca.contribution.processor.ExtendedURLArtifactProcessor;
-import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor;
-import org.apache.tuscany.sca.contribution.processor.ExtensibleURLArtifactProcessor;
-import org.apache.tuscany.sca.contribution.processor.ProcessorContext;
-import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessorExtensionPoint;
-import org.apache.tuscany.sca.contribution.processor.ValidatingXMLInputFactory;
-import org.apache.tuscany.sca.contribution.processor.ValidationSchemaExtensionPoint;
-import org.apache.tuscany.sca.contribution.resolver.DefaultImportModelResolver;
-import org.apache.tuscany.sca.contribution.resolver.ExtensibleModelResolver;
-import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
-import org.apache.tuscany.sca.contribution.resolver.ModelResolverExtensionPoint;
-import org.apache.tuscany.sca.core.ExtensionPointRegistry;
-import org.apache.tuscany.sca.core.FactoryExtensionPoint;
-import org.apache.tuscany.sca.core.ModuleActivatorExtensionPoint;
-import org.apache.tuscany.sca.core.UtilityExtensionPoint;
-import org.apache.tuscany.sca.core.assembly.impl.EndpointRegistryImpl;
-import org.apache.tuscany.sca.definitions.Definitions;
-import org.apache.tuscany.sca.definitions.DefinitionsFactory;
-import org.apache.tuscany.sca.definitions.util.DefinitionsUtil;
-import org.apache.tuscany.sca.definitions.xml.DefinitionsExtensionPoint;
-import org.apache.tuscany.sca.deployment.Deployer;
-import org.apache.tuscany.sca.monitor.Monitor;
-import org.apache.tuscany.sca.monitor.MonitorFactory;
-import org.apache.tuscany.sca.runtime.BaseEndpointRegistry;
-import org.apache.tuscany.sca.runtime.EndpointReferenceBinder;
-import org.apache.tuscany.sca.runtime.EndpointRegistry;
-import org.apache.tuscany.sca.xsd.XSDFactory;
-import org.apache.tuscany.sca.xsd.XSDefinition;
-
-/**
- * 
- */
-public class DeployerImpl implements Deployer {
-    protected static final Logger logger = Logger.getLogger(DeployerImpl.class.getName());
-
-    protected boolean inited;
-    protected boolean schemaValidationEnabled;
-    protected StAXHelper staxHelper;
-    protected AssemblyFactory assemblyFactory;
-    protected CompositeBuilder compositeBuilder;
-    protected ContributionFactory contributionFactory;
-    protected ExtendedURLArtifactProcessor<Contribution> contributionProcessor;
-    protected ExtensionPointRegistry registry;
-    protected FactoryExtensionPoint modelFactories;
-    protected ModelResolverExtensionPoint modelResolvers;
-    protected Contribution systemContribution;
-    protected Definitions systemDefinitions;
-    protected ExtensibleURLArtifactProcessor artifactProcessor;
-    protected ExtensibleStAXArtifactProcessor staxProcessor;
-    protected ValidationSchemaExtensionPoint validationSchema;
-    protected EndpointReferenceBinder endpointReferenceBinder;
-
-    protected MonitorFactory monitorFactory;
-
-    protected static final String DEPLOYER_IMPL_VALIDATION_MESSAGES =
-        "org.apache.tuscany.sca.deployment.impl.deployer-impl-validation-messages";
-    
-    public static final QName XSD = new QName("http://www.w3.org/2001/XMLSchema", "schema");
-
-    /**
-     * @param registry
-     */
-    public DeployerImpl(ExtensionPointRegistry registry) {
-        super();
-        this.registry = registry;
-    }
-    
-    public Monitor createMonitor() {
-        init();
-        return monitorFactory.createMonitor();
-    }
-
-    public synchronized void stop() {
-        if (inited) {
-            staxHelper = null;
-            assemblyFactory = null;
-            compositeBuilder = null;
-            contributionFactory = null;
-            contributionProcessor = null;
-            modelFactories = null;
-            modelResolvers = null;
-            systemContribution = null;
-            systemDefinitions = null;
-            artifactProcessor = null;
-            staxProcessor = null;
-            monitorFactory = null;
-            inited = false;
-        }
-    }
-
-    /**
-     * Analyze a contribution and add its dependencies to the given dependency set.
-     */
-    protected void addContributionDependencies(Contribution contribution,
-                                               List<Contribution> contributions,
-                                               List<Contribution> dependencies,
-                                               Set<Contribution> set,
-                                               Monitor monitor) {   
-
-        // Go through the contribution imports
-        for (Import import_ : contribution.getImports()) {
-            boolean resolved = false;
-
-            // Go through all contribution candidates and their exports
-            List<Export> matchingExports = new ArrayList<Export>();
-            for (Contribution dependency : contributions) {
-                if (dependency == contribution) {
-                    // Do not self import
-                    continue;
-                }
-                
-                // When a contribution contains a reference to an artifact from a namespace that 
-                // is declared in an import statement of the contribution, if the SCA artifact 
-                // resolution mechanism is used to resolve the artifact, the SCA runtime MUST resolve 
-                // artifacts from the locations identified by the import statement(s) for the namespace.
-                if (import_ instanceof NamespaceImport) {
-                	NamespaceImport namespaceImport = (NamespaceImport)import_;
-                	if (namespaceImport.getLocation() != null)
-	                	if (!namespaceImport.getLocation().equals(dependency.getURI())) 
-	                		continue;
-                }                
-                if (import_ instanceof JavaImport) {
-                	JavaImport javaImport = (JavaImport)import_;
-                	if (javaImport.getLocation() != null)
-	                	if (!javaImport.getLocation().equals(dependency.getURI())) 
-	                		continue;
-                }
-                
-                for (Export export : dependency.getExports()) {
-
-                    // If an export from a contribution matches the import in hand
-                    // add that contribution to the dependency set
-                    if (import_.match(export)) {
-                        resolved = true;
-                        matchingExports.add(export);
-
-                        if (!set.contains(dependency)) {
-                            set.add(dependency);
-                            dependencies.add(dependency);
-
-                            // Now add the dependencies of that contribution
-                            addContributionDependencies(dependency, contributions, dependencies, set, monitor);
-                        } // end if
-                    } // end if 
-                } // end for
-            } // end for
-
-            if (resolved) {
-                // Initialize the import's model resolver with a delegating model
-                // resolver which will delegate to the matching exports
-                import_.setModelResolver(new DefaultImportModelResolver(matchingExports));
-
-            } else {
-                // Record import resolution issue
-                if (!(import_ instanceof DefaultImport)) {
-                    // Add the (empty) matchingExports List and report a warning
-                    import_.setModelResolver(new DefaultImportModelResolver(matchingExports));
-                    
-                    // push context here as the "stack" in this case is a list of nexted contributions
-                    // through which imports have been chased which may not make much sense to the 
-                    // user so just report the contribution in error
-                    monitor.pushContext("Contribution: " + contribution.getLocation());
-                    Monitor.error(monitor, this, DEPLOYER_IMPL_VALIDATION_MESSAGES, "UnresolvedImport", import_);
-                    monitor.popContext();
-                }
-            } // end if
-        }
-    }
-
-    protected void buildDependencies(Contribution contribution, List<Contribution> contributions, Monitor monitor) {
-        contribution.getDependencies().clear();
-
-        List<Contribution> dependencies = new ArrayList<Contribution>();
-        Set<Contribution> set = new HashSet<Contribution>();
-
-        dependencies.add(contribution);
-        set.add(contribution);
-        addContributionDependencies(contribution, contributions, dependencies, set, monitor);
-
-        Collections.reverse(dependencies);
-
-        contribution.getDependencies().addAll(dependencies);
-    }
-
-    /**
-     * Pre-resolve phase for contributions, to set up handling of imports and exports prior to full resolution
-     * @param contributions - the contributions to preresolve
-     * @param resolver - the ModelResolver to use
-     * @throws ContributionResolveException
-     */
-    protected void contributionsPreresolve(List<Contribution> contributions,
-                                           ModelResolver resolver,
-                                           ProcessorContext context) throws ContributionResolveException {
-
-        for (Contribution contribution : contributions) {
-            contributionProcessor.preResolve(contribution, resolver, context);
-        } // end for
-    } // end method contributionsPreresolve
-
-    public ExtensionPointRegistry getExtensionPointRegistry() {
-        return registry;
-    }
-
-    public void start() {
-        // Defer to the init() method
-    }
-    
-    public synchronized void init() {
-        if (inited) {
-            return;
-        }
-
-        // Enable schema validation only of the logger level is FINE or higher
-        if (isSchemaValidationEnabled()) {
-            ValidationSchemaExtensionPoint schemas = registry.getExtensionPoint(ValidationSchemaExtensionPoint.class);
-            if (schemas != null) {
-                schemas.setEnabled(true);
-            }
-        }
-
-        // Use the runtime-enabled assembly factory
-        modelFactories = registry.getExtensionPoint(FactoryExtensionPoint.class);
-        assemblyFactory = modelFactories.getFactory(AssemblyFactory.class);
-
-        // Create a monitor
-        UtilityExtensionPoint utilities = registry.getExtensionPoint(UtilityExtensionPoint.class);
-        staxHelper = utilities.getUtility(StAXHelper.class);
-
-        monitorFactory = utilities.getUtility(MonitorFactory.class);
-
-        // Initialize the Tuscany module activators
-        // The module activators will be started
-        registry.getExtensionPoint(ModuleActivatorExtensionPoint.class);
-
-        // Get contribution workspace and assembly model factories
-        contributionFactory = modelFactories.getFactory(ContributionFactory.class);
-
-        // Create XML artifact processors
-        staxProcessor = new ExtensibleStAXArtifactProcessor(registry);
-
-        // Create contribution content processor
-        URLArtifactProcessorExtensionPoint docProcessorExtensions =
-            registry.getExtensionPoint(URLArtifactProcessorExtensionPoint.class);
-        artifactProcessor = new ExtensibleURLArtifactProcessor(docProcessorExtensions);
-
-        contributionProcessor =
-            (ExtendedURLArtifactProcessor<Contribution>)docProcessorExtensions.getProcessor(Contribution.class);
-
-        // Get the model resolvers
-        modelResolvers = registry.getExtensionPoint(ModelResolverExtensionPoint.class);
-
-        // Get composite builders
-        BuilderExtensionPoint compositeBuilders = registry.getExtensionPoint(BuilderExtensionPoint.class);
-        compositeBuilder =
-            compositeBuilders.getCompositeBuilder("org.apache.tuscany.sca.assembly.builder.CompositeBuilder");
-
-        // get the validation schema
-        validationSchema = registry.getExtensionPoint(ValidationSchemaExtensionPoint.class);
-        
-        // Get the reference binder
-        endpointReferenceBinder = registry.getExtensionPoint(EndpointReferenceBinder.class);
-            
-        loadSystemContribution(new ProcessorContext(monitorFactory.createMonitor()));
-
-        inited = true;
-    }
-
-    protected void loadSystemContribution(ProcessorContext context) {
-        DefinitionsFactory definitionsFactory = modelFactories.getFactory(DefinitionsFactory.class);
-        systemDefinitions = definitionsFactory.createDefinitions();
-
-        DefinitionsExtensionPoint definitionsExtensionPoint =
-            registry.getExtensionPoint(DefinitionsExtensionPoint.class);
-        
-        Monitor monitor = context.getMonitor();
-        monitor.pushContext("Extension points definitions");
-        try {
-            for (Definitions defs : definitionsExtensionPoint.getDefinitions()) {
-                DefinitionsUtil.aggregate(defs, systemDefinitions, monitor);
-            }
-        } finally {
-            monitor.popContext();
-        }
-
-        // create a system contribution to hold the definitions. The contribution
-        // will be extended later with definitions from application contributions
-        systemContribution = contributionFactory.createContribution();
-        systemContribution.setURI("http://tuscany.apache.org/SystemContribution");
-        systemContribution.setLocation("http://tuscany.apache.org/SystemContribution");
-        ModelResolver modelResolver = new ExtensibleModelResolver(systemContribution, modelResolvers, modelFactories);
-        systemContribution.setModelResolver(modelResolver);
-        systemContribution.setUnresolved(true);
-
-        // create an artifact to represent the system defintions and
-        // add it to the contribution
-        List<Artifact> artifacts = systemContribution.getArtifacts();
-        Artifact artifact = contributionFactory.createArtifact();
-        artifact.setURI("http://tuscany.apache.org/SystemContribution/Definitions");
-        artifact.setLocation("Derived");
-        artifact.setModel(systemDefinitions);
-        artifacts.add(artifact);
-                
-        // now resolve and add the system contribution
-        try {
-            contributionProcessor.resolve(systemContribution, modelResolver, context);
-        } catch (ContributionResolveException e) {
-            throw new IllegalStateException(e);
-        }
-    }
-
-    protected Contribution cloneSystemContribution(Monitor monitor) {
-        init();
-        Contribution contribution = contributionFactory.createContribution();
-        contribution.setURI(systemContribution.getURI());
-        contribution.setLocation(systemContribution.getLocation());
-
-        ModelResolver modelResolver = new ExtensibleModelResolver(contribution, modelResolvers, modelFactories);
-        contribution.setModelResolver(modelResolver);
-        contribution.setUnresolved(true);
-
-        DefinitionsFactory definitionsFactory = modelFactories.getFactory(DefinitionsFactory.class);
-        Definitions definitions = definitionsFactory.createDefinitions();
-        DefinitionsUtil.aggregate(systemDefinitions, definitions, monitor);
-        
-        // create an artifact to represent the system defintions and
-        // add it to the contribution
-        List<Artifact> artifacts = contribution.getArtifacts();
-        Artifact artifact = contributionFactory.createArtifact();
-        artifact.setURI("http://tuscany.apache.org/SystemContribution/Definitions");
-        artifact.setLocation("Derived");
-        artifact.setModel(definitions);
-        artifacts.add(artifact);
-        
-        // create resolver entries to represent the SCA schema. We don't create artifacts
-        // in the contribution as the XSD schema are only actually loaded on demand
-        // so as long as they are in the model resolver we are set. We do it on the clone
-        // so that every copy of the system contribution has the schema
-        ProcessorContext context = new ProcessorContext(monitor);
-        XSDFactory xsdFactory = modelFactories.getFactory(XSDFactory.class);
-        List<String> scaSchemas = validationSchema.getSchemas();
-        for (String scaSchemaLocation : scaSchemas){
-            try {
-                URL scaSchemaURL = new URL(scaSchemaLocation);
-                String namespace = staxHelper.readAttribute(scaSchemaURL, XSD, "targetNamespace");
-
-                // if this is the SCA schema store it in the system contribution
-                if (namespace.equals(Constants.SCA11_TUSCANY_NS)){
-                    
-                    // add the schema to the model resolver under the Tuscany namespace
-                    XSDefinition scaSchema = xsdFactory.createXSDefinition();
-                    scaSchema.setUnresolved(true);
-                    scaSchema.setNamespace(namespace);
-                    scaSchema.setLocation(IOHelper.toURI(scaSchemaURL));
-                    scaSchema.setUnresolved(false); 
-//                    modelResolver.addModel(scaSchema, context);
-                } else if (namespace.equals(Constants.SCA11_NS)) { 
-                    // we know that the SCA schema's are referenced form the Tuscany schemas so 
-                    // register the schema under the SCA namespace too
-                    XSDefinition scaSchema = xsdFactory.createXSDefinition();
-                    scaSchema.setUnresolved(true);
-                    scaSchema.setNamespace(Constants.SCA11_NS);
-                    scaSchema.setLocation(IOHelper.toURI(scaSchemaURL));
-                    scaSchema.setUnresolved(false); 
-                    modelResolver.addModel(scaSchema, context);                  
-                }
-            } catch (Exception ex) {
-                throw new IllegalStateException(ex);
-            }
-        }        
-        
-        return contribution;
-    }
-
-    public String attachDeploymentComposite(Contribution contribution, Composite composite, boolean appending) {
-        init();
-        
-        String compositeArtifactURI = composite.getName().getLocalPart() + ".composite";
-
-        if (appending) {
-            // check its not already there
-            for (Artifact a : contribution.getArtifacts()) {
-                if (compositeArtifactURI.equals(a.getURI())) {
-                    throw new IllegalStateException("artifact '" + compositeArtifactURI + "' already exists in contribution: " + contribution.getURI());
-                }
-            }
-        }
-
-        // Create an artifact for the deployment composite
-        Artifact artifact = contributionFactory.createArtifact();
-        artifact.setURI(compositeArtifactURI);
-
-        artifact.setLocation(compositeArtifactURI);
-        artifact.setModel(composite);
-        artifact.setUnresolved(false);
-        // Add it to the contribution
-        contribution.getArtifacts().add(artifact);
-
-        // Replace the deployable composites with the deployment composites
-        // Clear the deployable composites if it's the first deployment composite
-        if (!appending) {
-            contribution.getDeployables().clear();
-        }
-        contribution.getDeployables().add(composite);
-        return compositeArtifactURI;
-    }
-
-    public Composite build(List<Contribution> contributions, List<Contribution> allContributions, Map<QName, List<String>> bindingMap, Monitor monitor)
-        throws ContributionResolveException, CompositeBuilderException {
-        init();
-        List<Contribution> contributionList = new ArrayList<Contribution>(contributions);
-        
-        Contribution systemContribution = cloneSystemContribution(monitor);
-        Definitions systemDefinitions = systemContribution.getArtifacts().get(0).getModel();
-        // Build an aggregated SCA definitions model. Must be done before we try and
-        // resolve any contributions or composites as they may depend on the full
-        // definitions.xml picture
-
-        // get all definitions.xml artifacts from contributions and aggregate
-        // into the system contribution. In turn add a default import into
-        // each contribution so that, for unresolved items, the resolution
-        // processing will look in the system contribution
-        ProcessorContext context = new ProcessorContext(monitor);
-        for (Contribution contribution : contributionList) {
-            monitor.pushContext("Contribution: " + contribution.getURI());
-            try {
-                // aggregate definitions
-                for (Artifact artifact : contribution.getArtifacts()) {
-                    if (!"META-INF/definitions.xml".equals(artifact.getURI())) {
-                        continue;
-                    }
-                    Object model = artifact.getModel();
-                    // FIXME: Should we check the artifact URI is META-INF/definitions.xml?
-                    if (model instanceof Definitions) {
-                        try {
-                            monitor.pushContext("Definitions: " + artifact.getLocation());
-                            DefinitionsUtil.aggregate((Definitions)model, systemDefinitions, monitor);
-                        } finally {
-                            monitor.popContext();
-                        }                            
-                    }
-                }
-
-                // create a default import and wire it up to the system contribution
-                // model resolver. This is the trick that makes the resolution processing
-                // skip over to the system contribution if resolution is unsuccessful
-                // in the current contribution
-                DefaultImport defaultImport = contributionFactory.createDefaultImport();
-                defaultImport.setModelResolver(systemContribution.getModelResolver());
-                contribution.getImports().add(defaultImport);
-            } finally {
-                monitor.popContext();
-            }
-        }
-
-        ExtensibleModelResolver modelResolver =
-            new ExtensibleModelResolver(new Contributions(contributionList), modelResolvers, modelFactories);
-
-        // now resolve and add the system contribution
-        contributionProcessor.resolve(systemContribution, modelResolver, context);
-        contributionList.add(systemContribution);
-
-        // pre-resolve the contributions
-        contributionsPreresolve(contributionList, modelResolver, context);
-
-        // Build the contribution dependencies
-        Set<Contribution> resolved = new HashSet<Contribution>();
-        
-        for (Contribution contribution : contributionList) {
-            buildDependencies(contribution, allContributions, monitor);
-
-            // Resolve contributions
-            for (Contribution dependency : contribution.getDependencies()) {
-                if (!resolved.contains(dependency)) {
-                    resolved.add(dependency);
-                    contributionProcessor.resolve(dependency, modelResolver, context);
-                }
-            }
-        }
-
-        // Create a top level composite to host our composite
-        // This is temporary to make the activator happy
-        Composite domainComposite = assemblyFactory.createComposite();
-        domainComposite.setName(Composite.DOMAIN_COMPOSITE);
-        domainComposite.setURI(Base.SCA11_NS);
-
-        for (Contribution contribution : contributionList) {
-            for (Composite composite : contribution.getDeployables()) {
-                // Include the node composite in the top-level composite
-                domainComposite.getIncludes().add(composite);
-            }
-        }
-
-        // build the top level composite
-        BuilderContext builderContext = new BuilderContext(systemDefinitions, bindingMap, monitor);
-        compositeBuilder.build(domainComposite, builderContext);
-        // analyzeProblems(monitor);
-   
-        // do build time reference binding
-        buildTimeReferenceBind(domainComposite, builderContext);        
-
-        return domainComposite;
-    }
-    
-    public void resolve(Contribution c, List<Contribution> dependentContributions, Monitor monitor) throws ContributionResolveException, CompositeBuilderException {
-        init();
-        List<Contribution> contributionList = new ArrayList<Contribution>();
-        contributionList.add(c);
-
-        Contribution systemContribution = cloneSystemContribution(monitor);
-        Definitions systemDefinitions = systemContribution.getArtifacts().get(0).getModel();
-        // Build an aggregated SCA definitions model. Must be done before we try and
-        // resolve any contributions or composites as they may depend on the full
-        // definitions.xml picture
-
-        // get all definitions.xml artifacts from contributions and aggregate
-        // into the system contribution. In turn add a default import into
-        // each contribution so that, for unresolved items, the resolution
-        // processing will look in the system contribution
-        ProcessorContext context = new ProcessorContext(monitor);
-        for (Contribution contribution : contributionList) {
-            monitor.pushContext("Contribution: " + contribution.getURI());
-            try {
-                // aggregate definitions
-                for (Artifact artifact : contribution.getArtifacts()) {
-                    if (!"META-INF/definitions.xml".equals(artifact.getURI())) {
-                        continue;
-                    }
-                    Object model = artifact.getModel();
-                    if (model instanceof Definitions) {
-                        try {
-                            monitor.pushContext("Definitions: " + artifact.getLocation());
-                            DefinitionsUtil.aggregate((Definitions)model, systemDefinitions, monitor);
-                        } finally {
-                            monitor.popContext();
-                        }                            
-                    }
-                }
-
-                // create a default import and wire it up to the system contribution
-                // model resolver. This is the trick that makes the resolution processing
-                // skip over to the system contribution if resolution is unsuccessful
-                // in the current contribution
-                DefaultImport defaultImport = contributionFactory.createDefaultImport();
-                defaultImport.setModelResolver(systemContribution.getModelResolver());
-                contribution.getImports().add(defaultImport);
-            } finally {
-                monitor.popContext();
-            }
-        }
-
-        ExtensibleModelResolver modelResolver =
-            new ExtensibleModelResolver(new Contributions(contributionList), modelResolvers, modelFactories);
-
-        // now resolve and add the system contribution
-        contributionProcessor.resolve(systemContribution, modelResolver, context);
-        contributionList.add(systemContribution);
-
-        // pre-resolve the contributions
-        contributionsPreresolve(contributionList, modelResolver, context);
-
-        // Build the contribution dependencies
-        Set<Contribution> resolved = new HashSet<Contribution>();
-        
-        for (Contribution contribution : contributionList) {
-            buildDependencies(contribution, dependentContributions, monitor);
-
-            // Resolve contributions
-            for (Contribution dependency : contribution.getDependencies()) {
-                if (!resolved.contains(dependency)) {
-                    resolved.add(dependency);
-                    contributionProcessor.resolve(dependency, modelResolver, context);
-                }
-            }
-        }
-    }
-
-    public Artifact loadArtifact(URI uri, URL location, Monitor monitor) throws ContributionReadException {
-        init();
-        Artifact artifact = contributionFactory.createArtifact();
-        artifact.setLocation(location.toString());
-        artifact.setURI(uri.toString());
-        URLArtifactProcessorExtensionPoint artifactProcessors =
-            registry.getExtensionPoint(URLArtifactProcessorExtensionPoint.class);
-        ExtensibleURLArtifactProcessor processor = new ExtensibleURLArtifactProcessor(artifactProcessors);
-        Object model = processor.read(null, uri, location, new ProcessorContext(monitor));
-        artifact.setModel(model);
-        return artifact;
-    }
-
-    @SuppressWarnings("unchecked")
-    public <T> T loadDocument(URI uri, URL location, Monitor monitor) throws ContributionReadException {
-        init();
-        Object model = artifactProcessor.read(null, uri, location, new ProcessorContext(monitor));
-        return (T)model;
-    }
-
-    public Object loadXMLDocument(URL document, Monitor monitor) throws XMLStreamException, ContributionReadException {
-        init();
-        XMLStreamReader reader = staxHelper.createXMLStreamReader(document);
-        reader.nextTag();
-        ValidatingXMLInputFactory.setMonitor(reader, monitor);
-        try {
-            return loadXMLElement(reader, monitor);
-        } finally {
-            reader.close();
-        }
-    }
-
-    public void saveXMLDocument(Object model, Writer writer, Monitor monitor) throws XMLStreamException,
-        ContributionWriteException {
-        init();
-        XMLStreamWriter streamWriter = staxHelper.createXMLStreamWriter(writer);
-        staxProcessor.write(model, streamWriter, new ProcessorContext(monitor));
-    }
-
-    public void saveXMLElement(Object model, XMLStreamWriter writer, Monitor monitor) throws XMLStreamException,
-        ContributionWriteException {
-        init();
-        staxProcessor.write(model, writer, new ProcessorContext(monitor));
-    }
-
-    @SuppressWarnings("unchecked")
-    public Object loadXMLElement(XMLStreamReader reader, Monitor monitor) throws ContributionReadException,
-        XMLStreamException {
-        init();
-        return staxProcessor.read(reader, new ProcessorContext(monitor));
-    }
-
-    public Object loadXMLDocument(Reader document, Monitor monitor) throws XMLStreamException, ContributionReadException {
-        init();
-        XMLStreamReader reader = staxHelper.createXMLStreamReader(document);
-        ValidatingXMLInputFactory.setMonitor(reader, monitor);
-        reader.nextTag();
-        try {
-            return loadXMLElement(reader, monitor);
-        } finally {
-            reader.close();
-        }
-    }
-
-    public Contribution loadContribution(URI uri, URL location, Monitor monitor) throws ContributionReadException {
-        init();
-        ProcessorContext context = new ProcessorContext(monitor);
-        // Load the contribution
-        Contribution contribution = contributionProcessor.read(null, uri, location, context);
-        return contribution;
-    }
-
-    public ProcessorContext createProcessorContext() {
-        init();
-        return new ProcessorContext(monitorFactory.createMonitor());
-    }
-
-    public BuilderContext createBuilderContext() {
-        init();
-        return new BuilderContext(monitorFactory.createMonitor());
-    }
-
-    public boolean isSchemaValidationEnabled() {
-        return schemaValidationEnabled;
-    }
-
-    public void setSchemaValidationEnabled(boolean schemaValidationEnabled) {
-        this.schemaValidationEnabled = schemaValidationEnabled;
-    }
-
-    public Definitions getSystemDefinitions() {
-        init();
-        return systemDefinitions;
-    }
-    
-    // The following operations gives references a chance to bind to 
-    // services at deployment time. 
-    
-    private void buildTimeReferenceBind(Composite domainComposite, BuilderContext context){
-        // create temporary local registry for all available local endpoints
-        EndpointRegistry endpointRegistry = new LocalEndpointRegistry(registry);
-        
-        // populate the registry with all the endpoints that are present in the model
-        populateLocalRegistry(domainComposite, endpointRegistry, context);        
-        
-        // match all local services against the endpoint references 
-        // we've just created
-        matchEndpointReferences(domainComposite, endpointRegistry, context); 
-    }
-    
-    private void populateLocalRegistry(Composite composite, EndpointRegistry registry, BuilderContext context){
-        for (Component component : composite.getComponents()) {
-            // recurse for composite implementations
-            Implementation implementation = component.getImplementation();
-            if (implementation instanceof Composite) {
-                populateLocalRegistry((Composite)implementation, registry, context);
-            }
-            
-            // add all endpoints to the local registry
-            for (ComponentService service : component.getServices()) {
-                for (Endpoint endpoint : service.getEndpoints()){
-                    registry.addEndpoint(endpoint);
-                }
-            }
-            
-            // add endpoint references that we want to match to the registry
-            for (ComponentReference reference : component.getReferences()) {
-                for (EndpointReference epr : reference.getEndpointReferences()){
-                    if (epr.getStatus().equals(EndpointReference.Status.WIRED_TARGET_NOT_FOUND)||
-                        epr.getStatus().equals(EndpointReference.Status.WIRED_TARGET_IN_BINDING_URI)){
-                        registry.addEndpointReference(epr);
-                    }
-                }
-            }           
-        }
-    }
-
-    private void matchEndpointReferences(Composite composite, EndpointRegistry registry, BuilderContext builderContext){
-        
-        // look at all the endpoint references and try to match them to 
-        // endpoints
-        for (EndpointReference endpointReference : registry.getEndpointReferences()){
-            endpointReferenceBinder.bindBuildTime(registry, endpointReference, builderContext);
-        }
-    } 
-    
-    // A minimal endpoint registry implementation used to store the Endpoints/EndpointReferences 
-    // for build time local reference resolution. We don't rely on the endpoint registry
-    // factory here as we specifically just want to do simple local resolution
-    class LocalEndpointRegistry extends BaseEndpointRegistry {
-        
-        private List<Endpoint> endpoints = new ArrayList<Endpoint>();
-        
-        public LocalEndpointRegistry(ExtensionPointRegistry registry){
-            super(registry, null, "", "");
-        }
-
-        public void addEndpoint(Endpoint endpoint) {
-            endpoints.add(endpoint);
-            endpointAdded(endpoint);
-        }
-        
-        public void removeEndpoint(Endpoint endpoint) {
-        }
-        
-        public Collection<Endpoint> getEndpoints() {
-            return endpoints;
-        }
-        
-        public Endpoint getEndpoint(String uri) {
-            return null;
-        }
-        
-        public List<Endpoint> findEndpoint(String uri) {
-            List<Endpoint> foundEndpoints = new ArrayList<Endpoint>();
-            for (Endpoint endpoint : endpoints) {
-                if (endpoint.matches(uri)) {
-                    foundEndpoints.add(endpoint);
-                    logger.fine("Found endpoint with matching service  - " + endpoint);
-                }
-                // else the service name doesn't match
-            }
-            return foundEndpoints;
-        }
-        
-        public void start() {
-        }
-
-        public void stop() {
-        }
-    }
-}