1 files changed, 116 insertions, 0 deletions
diff --git a/sandbox/old/contrib/repository-maven/src/main/java/org/apache/tuscany/services/maven/WarRepositoryHelper.java b/sandbox/old/contrib/repository-maven/src/main/java/org/apache/tuscany/services/maven/WarRepositoryHelper.java
new file mode 100644
index 0000000000..6b3ba3ed10
--- /dev/null
+++ b/sandbox/old/contrib/repository-maven/src/main/java/org/apache/tuscany/services/maven/WarRepositoryHelper.java
@@ -0,0 +1,116 @@
+/*
+ * 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.services.maven;
+
+import java.beans.XMLDecoder;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+import org.apache.tuscany.spi.services.artifact.Artifact;
+import org.codehaus.plexus.util.IOUtil;
+
+/**
+ * Helper class for resolving dependencies from WAR files.
+ * 
+ * @author Administrator
+ *
+ */
+public class WarRepositoryHelper {
+    
+    /** WAR Repository URL */
+    private URL reporsitoryUrl;
+    
+    /** Dependency metadata */
+    private Map<String, Set<String>> transDependencyMap = new HashMap<String, Set<String>>();
+    
+    /**
+     * Initializes the repository URL.
+     * @param baseUrl Base URL.
+     */
+    @SuppressWarnings("unchecked")
+    public WarRepositoryHelper(URL baseUrl) {
+        
+        
+        InputStream transDepMapInputStream = null;
+        try {
+            
+            reporsitoryUrl = new URL(baseUrl, "repository/");
+            URL transDependencyMapUrl = new URL(baseUrl, "repository/dependency.metadata");
+            transDepMapInputStream = transDependencyMapUrl.openStream();
+            
+            XMLDecoder decoder = new XMLDecoder(transDepMapInputStream);
+            transDependencyMap = (Map<String, Set<String>>)decoder.readObject();
+            decoder.close();
+            
+        } catch (MalformedURLException ex) {
+            // throw new TuscanyDependencyException(ex);
+        } catch (IOException  ex) {
+            // throw new TuscanyDependencyException(ex);
+        } finally {
+            IOUtil.close(transDepMapInputStream);
+        }
+        
+    }
+
+    /**
+     * Resolves the dependencies transitively.
+     * 
+     * @param artifact
+     *            Artifact whose dependencies need to be resolved.
+     * @throws TuscanyDependencyException
+     *             If unable to resolve the dependencies.
+     */
+    public boolean resolveTransitively(Artifact rootArtifact) throws TuscanyDependencyException {
+        
+        String artKey = rootArtifact.getGroup() + "/" + rootArtifact.getName() + "/" + rootArtifact.getVersion() + "/";
+        if(!transDependencyMap.containsKey(artKey)) {
+            return false;
+        }
+        
+        
+        for(String dep : transDependencyMap.get(artKey)) {
+            
+            String[] tokens = dep.split("/");
+            String artName = tokens[1];
+
+            try {
+                if(artName.equals(rootArtifact.getName())) {
+                    rootArtifact.setUrl(new URL(reporsitoryUrl, dep));
+                } else {      
+                    Artifact depArtifact = new Artifact();
+                    depArtifact.setGroup(tokens[0]);
+                    depArtifact.setName(tokens[1]);
+                    depArtifact.setVersion(tokens[2]);
+                    depArtifact.setUrl(new URL(reporsitoryUrl, dep));
+                    rootArtifact.addDependency(depArtifact);
+                    
+                }
+            } catch (MalformedURLException ex) {
+                throw new TuscanyDependencyException(ex);
+            }      
+        }
+        return rootArtifact.getUrl()!=null;
+    }
+
+}