1 files changed, 321 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/EndpointImpl.java b/sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/EndpointImpl.java
new file mode 100644
index 0000000000..195fa4303e
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/EndpointImpl.java
@@ -0,0 +1,321 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.sca.assembly.impl;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.tuscany.sca.assembly.Base;
+import org.apache.tuscany.sca.assembly.Binding;
+import org.apache.tuscany.sca.assembly.Component;
+import org.apache.tuscany.sca.assembly.ComponentService;
+import org.apache.tuscany.sca.assembly.Endpoint;
+import org.apache.tuscany.sca.assembly.EndpointReference;
+import org.apache.tuscany.sca.assembly.builder.BuilderExtensionPoint;
+import org.apache.tuscany.sca.assembly.builder.ContractBuilder;
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.interfacedef.InterfaceContract;
+import org.apache.tuscany.sca.policy.ExtensionType;
+import org.apache.tuscany.sca.policy.Intent;
+import org.apache.tuscany.sca.policy.PolicySet;
+import org.apache.tuscany.sca.policy.PolicySubject;
+
+/**
+ * The assembly model object for an endpoint.
+ *
+ * @version $Rev$ $Date$
+ */
+public class EndpointImpl implements Endpoint {
+    private static final long serialVersionUID = 7344399683703812593L;
+
+    protected transient ExtensionPointRegistry registry;
+    protected transient BuilderExtensionPoint builders;
+    protected transient ContractBuilder contractBuilder;
+    protected boolean unresolved;
+    protected String uri;
+    protected String deployedURI;
+    protected Component component;
+    protected ComponentService service;
+    protected Binding binding;
+    protected InterfaceContract interfaceContract;
+    protected List<EndpointReference> callbackEndpointReferences = new ArrayList<EndpointReference>();
+    protected List<PolicySet> policySets = new ArrayList<PolicySet>();
+    protected List<Intent> requiredIntents = new ArrayList<Intent>();
+    protected boolean remote = false;
+    protected String specVersion = Base.SCA11_NS; 
+
+    protected EndpointImpl(ExtensionPointRegistry registry) {
+        this.registry = registry;
+    }
+
+    @Override
+    public Object clone() throws CloneNotSupportedException {
+        return super.clone();
+    }
+
+    public boolean isUnresolved() {
+        return unresolved;
+    }
+
+    public void setUnresolved(boolean unresolved) {
+        this.unresolved = unresolved;
+    }
+
+    public Component getComponent() {
+        resolve();
+        return component;
+    }
+
+    public void setComponent(Component component) {
+        this.component = component;
+        reset();
+    }
+
+    public ComponentService getService() {
+        resolve();
+        return service;
+    }
+
+    public void setService(ComponentService service) {
+        this.service = service;
+        reset();
+    }
+
+    public Binding getBinding() {
+        resolve();
+        return binding;
+    }
+
+    public void setBinding(Binding binding) {
+        this.binding = binding;
+        reset();
+    }
+
+    public InterfaceContract getComponentServiceInterfaceContract() {
+        resolve();
+        if (interfaceContract == null && service != null) {
+            interfaceContract = service.getInterfaceContract();
+        }
+        return interfaceContract;
+    }
+
+    public void setInterfaceContract(InterfaceContract interfaceContract) {
+        this.interfaceContract = interfaceContract;
+    }
+
+    /**
+     * Get the services callbacl enpoint references that
+     * represent endpoint references from which callbacks
+     * originate
+     *
+     * @return callbackEndpoint the reference callback endpoint
+     */
+    public List<EndpointReference> getCallbackEndpointReferences() {
+        resolve();
+        return callbackEndpointReferences;
+    }
+
+    public List<PolicySet> getPolicySets() {
+        resolve();
+        return policySets;
+    }
+
+    public List<Intent> getRequiredIntents() {
+        resolve();
+        return requiredIntents;
+    }
+
+    public ExtensionType getExtensionType() {
+        getBinding();
+        if (binding instanceof PolicySubject) {
+            return ((PolicySubject)binding).getExtensionType();
+        }
+        return null;
+    }
+
+    public void setExtensionType(ExtensionType type) {
+        throw new UnsupportedOperationException();
+    }
+
+    public String toStringWithoutHash() {
+        String output = "Endpoint: ";
+
+        if (getURI() != null) {
+            output += " URI = " + getURI();
+        }
+
+        if (unresolved) {
+            output += " [Unresolved]";
+        }
+
+        return output;
+    }
+
+    public String toString() {
+        return "(@" + this.hashCode() + ")" + toStringWithoutHash();
+    }
+
+    public String getURI() {
+        if (uri == null) {
+            if (component != null && service != null && binding != null) {
+                String bindingName = binding.getName();
+                if (bindingName == null) {
+                    bindingName = service.getName();
+                }
+                uri = component.getURI() + "#service-binding(" + service.getName() + "/" + bindingName + ")";
+            } else if (component != null && service != null) {
+                uri = component.getURI() + "#service(" + service.getName() + ")";
+            } else if (component != null) {
+                uri = component.getURI();
+            }
+        }
+        return uri;
+    }
+
+    public void setURI(String uri) {
+        this.uri = uri;
+    }
+
+    protected void resolve() {
+    }
+
+    protected void reset() {
+        this.uri = null;
+    }
+
+    protected void setExtensionPointRegistry(ExtensionPointRegistry registry) {
+        this.registry = registry;
+    }
+
+    public boolean isRemote() {
+        return remote;
+    }
+
+    public void setRemote(boolean remote) {
+        this.remote = remote;
+    }
+
+    public boolean matches(String serviceURI) {
+        String[] parts1 = parseServiceURI(serviceURI);
+        String[] parts2 = parseStructuralURI(getURI());
+        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
+     */
+    private static String[] parseServiceURI(String serviceURI) {
+        if (serviceURI.startsWith("/")) {
+            serviceURI = serviceURI.substring(1);
+        }
+        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
+     */
+    private static 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);
+                // [rfeng] Deal with empty service name
+                if (!"".equals(str)) {
+                    names[1] = str;
+                }
+            } else {
+                throw new IllegalArgumentException("Invalid structural URI: " + structuralURI);
+            }
+        }
+        return names;
+    }
+
+    public boolean isAsyncInvocation() {
+        if (service != null && service.getName().endsWith("_asyncCallback")) {
+            // this is a response service at the reference component so don't create a
+            // response reference. 
+            return false;
+        } // end if
+
+        for (Intent intent : getRequiredIntents()) {
+            if (intent.getName().getLocalPart().equals("asyncInvocation")) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public String getDeployedURI() {
+        return deployedURI == null ? (binding == null ? null : binding.getURI()) : deployedURI;
+    }
+
+    @Override
+    public void setDeployedURI(String deployedURI) {
+        this.deployedURI = deployedURI;
+    }
+    
+    @Override
+    public String getSpecVersion() {
+        return specVersion;
+    }
+    
+    @Override
+    public void setSpecVersion(String specVersion){
+        this.specVersion = specVersion;
+    }
+
+}