1 files changed, 203 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseDomainRegistry.java b/sca-java-2.x/tags/2.0.1-RC1/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseDomainRegistry.java
new file mode 100644
index 0000000000..32c53d8c85
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseDomainRegistry.java
@@ -0,0 +1,203 @@
+/*
+ * 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.runtime;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CopyOnWriteArrayList;
+import java.util.logging.Logger;
+
+import javax.xml.namespace.QName;
+
+import org.apache.tuscany.sca.assembly.AssemblyFactory;
+import org.apache.tuscany.sca.assembly.Base;
+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.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.FactoryExtensionPoint;
+import org.apache.tuscany.sca.core.LifeCycleListener;
+
+/**
+ * A replicated DomainRegistry based on Apache Tomcat Tribes
+ * @tuscany.spi.extension.inheritfrom
+ */
+public abstract class BaseDomainRegistry implements DomainRegistry, LifeCycleListener {
+    protected final static Logger logger = Logger.getLogger(BaseDomainRegistry.class.getName());
+
+    protected String domainRegistryURI;
+    protected String domainURI;
+
+    protected List<EndpointReference> endpointreferences = new CopyOnWriteArrayList<EndpointReference>();
+    protected List<EndpointListener> listeners = new CopyOnWriteArrayList<EndpointListener>();
+    protected List<ContributionListener> contributionlisteners = new CopyOnWriteArrayList<ContributionListener>();
+    protected ExtensionPointRegistry registry;
+    protected Map<String, String> attributes;
+
+    public BaseDomainRegistry(ExtensionPointRegistry registry,
+                                Map<String, String> attributes,
+                                String domainRegistryURI,
+                                String domainURI) {
+        this.registry = registry;
+        this.domainURI = domainURI;
+        this.domainRegistryURI = domainRegistryURI;
+        this.attributes = attributes;
+    }
+
+    public abstract void addEndpoint(Endpoint endpoint);
+
+    public void addEndpointReference(EndpointReference endpointReference) {
+        endpointreferences.add(endpointReference);
+        ((RuntimeEndpointReference)endpointReference).bind(registry, this);
+        logger.fine("Add endpoint reference - " + endpointReference);
+    }
+
+    public void addEndpointListener(EndpointListener listener) {
+        listeners.add(listener);
+    }
+
+    protected void endpointAdded(Endpoint endpoint) {
+        ((RuntimeEndpoint)endpoint).bind(registry, this);
+        for (EndpointListener listener : listeners) {
+            listener.endpointAdded(endpoint);
+        }
+    }
+
+    protected void endpointRemoved(Endpoint endpoint) {
+        ((RuntimeEndpoint)endpoint).bind(registry, this);
+        for (EndpointListener listener : listeners) {
+            listener.endpointRemoved(endpoint);
+        }
+    }
+
+    protected void endpointUpdated(Endpoint oldEp, Endpoint newEp) {
+        ((RuntimeEndpoint)newEp).bind(registry, this);
+        for (EndpointListener listener : listeners) {
+            listener.endpointUpdated(oldEp, newEp);
+        }
+    }
+
+    public boolean isOutOfDate(EndpointReference endpointReference) {
+        return ! findEndpoint(endpointReference).contains(endpointReference.getTargetEndpoint());
+    }
+    
+    public List<Endpoint> findEndpoint(EndpointReference endpointReference) {
+        logger.fine("Find endpoint for reference - " + endpointReference);
+
+        if (endpointReference.getReference() != null) {
+            Endpoint targetEndpoint = endpointReference.getTargetEndpoint();
+            String uri = targetEndpoint.getURI();
+            // [rfeng] This is a workaround to deal with the case that the endpoint URI doesn't have the 
+            // service name to avoid confusion between structural URIs and service URIs
+            if (uri.indexOf('#') == -1) {
+                uri = uri + "#service()";
+            }
+            return findEndpoint(uri);
+        }
+
+        return new ArrayList<Endpoint>();
+    }
+
+    public abstract List<Endpoint> findEndpoint(String uri);
+
+    public List<EndpointReference> findEndpointReference(Endpoint endpoint) {
+        return endpointreferences;
+    }
+    
+    /** 
+     * Returns a list of EndpointReferences that have a URI that matches a given URI
+     * @param uri - the URI to match
+     * @return a List of EndpointReferences that match the supplied URI - if there are none
+     * an *empty* list is returned (not null)
+     */
+    public List<EndpointReference> findEndpointReferences( String uri ) {
+    	List<EndpointReference> theRefs = new ArrayList<EndpointReference>();
+    	if( uri == null ) return theRefs;
+    	
+    	for( EndpointReference ref : endpointreferences ) {
+    		if( uri.equals(ref.getURI()) ) theRefs.add(ref);
+    	} // end for
+    	
+    	return theRefs;
+    } // end method findEndpointReference
+
+    public abstract Endpoint getEndpoint(String uri);
+
+    public List<EndpointReference> getEndpointReferences() {
+        return endpointreferences;
+    }
+
+    public abstract Collection<Endpoint> getEndpoints();
+
+    public List<EndpointListener> getListeners() {
+        return listeners;
+    }
+
+    public abstract void removeEndpoint(Endpoint endpoint);
+
+    public void removeEndpointReference(EndpointReference endpointReference) {
+        endpointreferences.remove(endpointReference);
+        logger.fine("Remove endpoint reference - " + endpointReference);
+    }
+
+    public void removeEndpointListener(EndpointListener listener) {
+        listeners.remove(listener);
+    }
+
+    public String getDomainURI() {
+        return domainRegistryURI;
+    }
+
+    public String getDomainName() {
+        return domainURI;
+    }
+
+    public void addContributionListener(ContributionListener listener) {
+        contributionlisteners.add(listener);
+    }
+
+    public void removeContributionListener(ContributionListener listener) {
+        contributionlisteners.remove(listener);
+    }
+
+    public Composite getDomainComposite() {
+        FactoryExtensionPoint factories = registry.getExtensionPoint(FactoryExtensionPoint.class);
+        AssemblyFactory assemblyFactory = factories.getFactory(AssemblyFactory.class);
+        Composite domainComposite = assemblyFactory.createComposite();
+        domainComposite.setName(new QName(Base.SCA11_TUSCANY_NS, getDomainName()));
+        domainComposite.setAutowire(false);
+        domainComposite.setLocal(false);
+        List<Composite> domainIncludes = domainComposite.getIncludes();
+        Map<String, List<String>> runningCompositeURIs = getRunningCompositeURIs();
+        for (String curi : runningCompositeURIs.keySet()) {
+            for (String compositeURI : runningCompositeURIs.get(curi)) {
+                domainIncludes.add(getRunningComposite(curi, compositeURI));
+            }
+        }
+        return domainComposite;
+    }
+
+    @Override
+    public boolean isDistributed() {
+        return true;
+    }
+}