From e720311a52f90cc227eecb486cde62bdf040bf98 Mon Sep 17 00:00:00 2001
From: antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>
Date: Fri, 3 Aug 2012 08:01:47 +0000
Subject: TUSCANY-4068: Start investigating a fix for finding resources from
 imported contributions.

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1368826 13f79535-47bb-0310-9956-ffa450edef68
---
 .../java/impl/ClassLoaderModelResolver.java        | 36 +++++++++++++++++++---
 1 file changed, 32 insertions(+), 4 deletions(-)

diff --git a/sca-java-2.x/trunk/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java b/sca-java-2.x/trunk/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java
index bb7ae3f29d..f782f72ed0 100644
--- a/sca-java-2.x/trunk/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java
+++ b/sca-java-2.x/trunk/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/java/impl/ClassLoaderModelResolver.java
@@ -21,7 +21,7 @@ package org.apache.tuscany.sca.contribution.java.impl;
 
 import java.io.IOException;
 import java.lang.ref.WeakReference;
-import java.lang.reflect.Field;
+import java.net.MalformedURLException;
 import java.net.URL;
 import java.net.URLClassLoader;
 import java.util.ArrayList;
@@ -30,8 +30,8 @@ import java.util.Enumeration;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.Vector;
 
+import org.apache.tuscany.sca.contribution.Artifact;
 import org.apache.tuscany.sca.contribution.Contribution;
 import org.apache.tuscany.sca.contribution.Import;
 import org.apache.tuscany.sca.contribution.java.JavaImport;
@@ -132,13 +132,41 @@ public class ClassLoaderModelResolver extends URLClassLoader implements ModelRes
 
     @Override
     public URL findResource(String name) {
-
-        //TODO delegate to the Java import resolvers
+        // TODO delegate to the Java import resolvers
+        // thats hard to do for arbitrary resources but for .wsdl or .xsd resources this 
+        // can try to honour any namespace imports...
+        // however the namespace of the .wsdl or.xsd file isn't know until its read
+        if (name.endsWith(".wsdl") || name.endsWith(".xsd")) {
+            for (Contribution c : contribution.get().getDependencies()) {
+                for (Artifact a : c.getArtifacts()) {
+                    if (a.getURI().equals(name)) {
+                        if (contributionImports(getNamespace(a), c)) {
+                            try {
+                                return new URL(a.getLocation());
+                            } catch (MalformedURLException e) {
+                                throw new RuntimeException(e);
+                            }
+                        }
+                    }
+                }
+            }
+        }
 
         URL url = super.findResource(name);
         return url;
     }
 
+    private boolean contributionImports(String namespace, Contribution c) {
+        // TODO: does this contribution import the namespace from contribution c 
+        return true;
+    }
+
+    private String getNamespace(Artifact a) {
+        // TODO: if the artifact model is a WSDLDefinition or XSDefinition then call getNamespace on that
+        // this module doesn't have dependencies on wsdl or xsd though so thats hard to do
+        return null;
+    }
+
     @Override
     public Enumeration<URL> findResources(String name) throws IOException {
 
-- 
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