From a4187b8f961397e1591aa870b1b948869226936e Mon Sep 17 00:00:00 2001
From: antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>
Date: Tue, 16 Mar 2010 07:57:59 +0000
Subject: Add a matches method to Endpoint to find servic uris that match the
 endpoint uri

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@923614 13f79535-47bb-0310-9956-ffa450edef68
---
 .../org/apache/tuscany/sca/assembly/Endpoint.java  |  7 +++
 .../tuscany/sca/assembly/impl/EndpointImpl.java    | 67 ++++++++++++++++++++++
 2 files changed, 74 insertions(+)

(limited to 'sca-java-2.x/trunk/modules/assembly/src/main/java')

diff --git a/sca-java-2.x/trunk/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Endpoint.java b/sca-java-2.x/trunk/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Endpoint.java
index df4aaf3b98..c43d775945 100644
--- a/sca-java-2.x/trunk/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Endpoint.java
+++ b/sca-java-2.x/trunk/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/Endpoint.java
@@ -128,4 +128,11 @@ public interface Endpoint extends Base, PolicySubject, Cloneable, Serializable {
      */
     Object clone() throws CloneNotSupportedException;
 
+    /**
+     * Tests if the URI of this endpoint matches the service URI
+     * @param serviceName the service URI to test
+     * @return true if the endpoint URI matches the service URI
+     */
+    boolean matches(String serviceURI);
+    
 }
diff --git a/sca-java-2.x/trunk/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/EndpointImpl.java b/sca-java-2.x/trunk/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/EndpointImpl.java
index d518230a92..26663528f7 100644
--- a/sca-java-2.x/trunk/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/EndpointImpl.java
+++ b/sca-java-2.x/trunk/modules/assembly/src/main/java/org/apache/tuscany/sca/assembly/impl/EndpointImpl.java
@@ -203,4 +203,71 @@ public class EndpointImpl implements Endpoint {
     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.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);
+                names[1] = str;
+            } else {
+                throw new IllegalArgumentException("Invalid structural URI: " + structuralURI);
+            }
+        }
+        return names;
+    }
+
 }
-- 
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