Refactored persistence for AVM. I'm guessing because I dropped a number of

unnecessary flushes seems about 20% snappier.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3296 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/avm/MergeLinkDAO.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2006 Alfresco, Inc.
+ *
+ * Licensed under the Mozilla Public License version 1.1 
+ * with a permitted attribution clause. You may obtain a
+ * copy of the License at
+ *
+ *   http://www.alfresco.org/legal/license.txt
+ *
+ * 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.alfresco.repo.avm;
+
+import java.util.List;
+
+/**
+ * DAO for MergeLinks.
+ * @author britt
+ */
+public interface MergeLinkDAO
+{
+    /**
+     * Save an unsaved MergeLink.
+     * @param link The link to save.
+     */
+    public void save(MergeLink link);
+    
+    /**
+     * Get a link from the merged to node.
+     * @param to The node merged to.
+     * @return An AVMNode or null if not found.
+     */
+    public MergeLink getByTo(AVMNode to);
+    
+    /**
+     * Get all the link that the given node was merged to.
+     * @param from The node that was merged from
+     * @return A List of MergeLinks.
+     */
+    public List<MergeLink> getByFrom(AVMNode from);
+    
+    /**
+     * Delete a link.
+     * @param link The link to delete.
+     */
+    public void delete(MergeLink link);
+}