1 files changed, 74 insertions, 0 deletions
diff --git a/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBGroup.java b/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBGroup.java
new file mode 100644
index 0000000000..2590dacc0c
--- /dev/null
+++ b/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBGroup.java
@@ -0,0 +1,74 @@
+/*
+ * 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.nosqldatastore.couchdb;
+
+import org.apache.tuscany.nosqldatastore.Group;
+import org.jcouchdb.document.DesignDocument;
+import org.jcouchdb.document.DocumentHelper;
+import org.jcouchdb.exception.UpdateConflictException;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class CouchDBGroup implements Group {
+
+    private org.jcouchdb.db.Database database;
+
+    private String groupId;
+
+    CouchDBGroup(org.jcouchdb.db.Database database, String groupId){
+        this.database = database;
+        this.groupId = groupId;
+        DesignDocument doc = new DesignDocument(groupId);
+        Map<String, String> lists = new HashMap<String, String>();
+        doc.setListFunctions(lists);
+        try{
+            database.createOrUpdateDocument(doc);
+        }catch(UpdateConflictException e){
+            System.out.println("Connect to the doc "+groupId);   
+        }
+    }
+
+    public void addEntry(String key, Object value) {
+        DesignDocument doc = database.getDesignDocument(groupId);
+        Map<String, String> lists  = doc.getListFunctions();
+        lists.put(key, (String)value);
+        doc.setListFunctions(lists);
+        database.updateDocument(doc);
+    }
+
+    public void updateEntry(String key, Object value) {
+        addEntry(key, value);
+    }
+
+    public void deleteEntry(String key) {
+        DesignDocument doc = database.getDesignDocument(groupId);
+        Map<String, String> lists  = doc.getListFunctions();
+        lists.remove(key);
+        doc.setListFunctions(lists);
+        database.updateDocument(doc);
+    }
+
+    public Object getValue(String key) {
+        DesignDocument doc = database.getDesignDocument(groupId);
+        Map<String, String> lists  = doc.getListFunctions();
+        return lists.get(key);
+    }
+}