1 files changed, 202 insertions, 0 deletions
diff --git a/sca-java-2.x/trunk/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseEndpointRegistry.java b/sca-java-2.x/trunk/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseEndpointRegistry.java
new file mode 100644
index 0000000000..5646916075
--- /dev/null
+++ b/sca-java-2.x/trunk/modules/core-spi/src/main/java/org/apache/tuscany/sca/runtime/BaseEndpointRegistry.java
@@ -0,0 +1,202 @@
+/*
+ * 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 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.LifeCycleListener;
+
+/**
+ * A replicated EndpointRegistry based on Apache Tomcat Tribes
+ */
+public abstract class BaseEndpointRegistry implements EndpointRegistry, LifeCycleListener {
+    protected final static Logger logger = Logger.getLogger(BaseEndpointRegistry.class.getName());
+
+    protected String domainRegistryURI;
+    protected String domainURI;
+
+    protected List<EndpointReference> endpointreferences = new CopyOnWriteArrayList<EndpointReference>();
+    protected List<EndpointListener> listeners = new CopyOnWriteArrayList<EndpointListener>();
+    protected ExtensionPointRegistry registry;
+    protected Map<String, String> attributes;
+
+    public BaseEndpointRegistry(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);
+        logger.fine("Add endpoint reference - " + endpointReference);
+    }
+
+    public void addListener(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 List<Endpoint> findEndpoint(EndpointReference endpointReference) {
+        logger.fine("Find endpoint for reference - " + endpointReference);
+
+        if (endpointReference.getReference() != null) {
+            Endpoint targetEndpoint = endpointReference.getTargetEndpoint();
+            return findEndpoint(targetEndpoint.getURI());
+        }
+
+        return new ArrayList<Endpoint>();
+    }
+
+    public abstract List<Endpoint> findEndpoint(String uri);
+
+    public List<EndpointReference> findEndpointReference(Endpoint endpoint) {
+        return endpointreferences;
+    }
+
+    public abstract Endpoint getEndpoint(String uri);
+
+    public List<EndpointReference> getEndpointReferences() {
+        return endpointreferences;
+    }
+
+    public abstract Collection<Endpoint> getEndpoints();
+
+    public List<EndpointListener> getListeners() {
+        return listeners;
+    }
+
+    /**
+     * Check if a serviceURI matches the given endpoint URI
+     * @param serviceURI
+     * @param endpointURI
+     * @return
+     */
+    protected boolean matches(String serviceURI, String endpointURI) {
+        String[] parts1 = parseServiceURI(serviceURI);
+        String[] parts2 = parseStructuralURI(endpointURI);
+        for (int i = 0; i < parts1.length; i++) {
+            if (parts1[i] == null || parts1[i].equals(parts2[i])) {
+                continue;
+            } else {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Parse the service URI into an array of names. The service URI is in one of the following formats:
+     * <ul>
+     * <li>componentName
+     * <li>componentName/serviceName
+     * <li>componentName/serviceName/bindingName
+     * </ul> 
+     * @param serviceURI
+     * @return
+     */
+    protected String[] parseServiceURI(String serviceURI) {
+        if (serviceURI.contains("#")) {
+            return parseStructuralURI(serviceURI);
+        }
+        String[] names = new String[3];
+        String[] segments = serviceURI.split("/");
+        for (int i = 0; i < names.length && i < segments.length; i++) {
+            names[i] = segments[i];
+        }
+        return names;
+    }
+
+    /**
+     * Parse the structural URI into an array of parts (componentURI, serviceName, bindingName)
+     * @param structuralURI
+     * @return [0]: componentURI [1]: serviceName [2]: bindingName
+     */
+    protected String[] parseStructuralURI(String structuralURI) {
+        String[] names = new String[3];
+        int index = structuralURI.lastIndexOf('#');
+        if (index == -1) {
+            names[0] = structuralURI;
+        } else {
+            names[0] = structuralURI.substring(0, index);
+            String str = structuralURI.substring(index + 1);
+            if (str.startsWith("service-binding(") && str.endsWith(")")) {
+                str = str.substring("service-binding(".length(), str.length() - 1);
+                String[] parts = str.split("/");
+                if (parts.length != 2) {
+                    throw new IllegalArgumentException("Invalid service-binding URI: " + structuralURI);
+                }
+                names[1] = parts[0];
+                names[2] = parts[1];
+            } else if (str.startsWith("service(") && str.endsWith(")")) {
+                str = str.substring("service(".length(), str.length() - 1);
+                names[1] = str;
+            } else {
+                throw new IllegalArgumentException("Invalid structural URI: " + structuralURI);
+            }
+        }
+        return names;
+    }
+
+    public abstract void removeEndpoint(Endpoint endpoint);
+
+    public void removeEndpointReference(EndpointReference endpointReference) {
+        endpointreferences.remove(endpointReference);
+        logger.fine("Remove endpoint reference - " + endpointReference);
+    }
+
+    public void removeListener(EndpointListener listener) {
+        listeners.remove(listener);
+    }
+
+}