Big rearrangement of package structure to allow as many classes

and interfaces to be package local as possible.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3381 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

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

@@ -0,0 +1,121 @@
+/*
+ * 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.io.Serializable;
+import java.util.List;
+
+import org.hibernate.Query;
+import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
+
+/**
+ * The Hibernate version of the ChildEntry DAO.
+ * @author britt
+ */
+class ChildEntryDAOHibernate extends HibernateDaoSupport implements
+        ChildEntryDAO
+{
+    /**
+     * Do nothing constructor.
+     */
+    public ChildEntryDAOHibernate()
+    {
+        super();
+    }
+    
+    /**
+     * Save an unsaved ChildEntry.
+     * @param entry The entry to save.
+     */
+    public void save(ChildEntry entry)
+    {
+        getSession().save(entry);
+    }
+
+    /**
+     * Get an entry by name and parent.
+     * @param name The name of the child to find.
+     * @param parent The parent to look in.
+     * @return The ChildEntry or null if not foun.
+     */
+    public ChildEntry getByNameParent(String name, DirectoryNode parent)
+    {
+        ChildEntry query = new ChildEntryImpl(name, parent, null);
+        return (ChildEntry)getSession().get(ChildEntryImpl.class, (Serializable)query);
+    }
+    
+    /**
+     * Get all the children of a given parent.
+     * @param parent The parent.
+     * @return A List of ChildEntries.
+     */
+    @SuppressWarnings("unchecked")
+    public List<ChildEntry> getByParent(DirectoryNode parent)
+    {
+        Query query = getSession().getNamedQuery("ChildEntry.ByParent");
+        query.setEntity("parent", parent);
+        query.setCacheable(true);
+        query.setCacheRegion("ChildEntry.ByParent");
+        return (List<ChildEntry>)query.list();
+    }
+
+    /**
+     * Get the entry for a given child in a given parent.
+     * @param parent The parent.
+     * @param child The child.
+     * @return The ChildEntry or null.
+     */
+    public ChildEntry getByParentChild(DirectoryNode parent, AVMNode child)
+    {
+        Query query = getSession().getNamedQuery("ChildEntry.ByParentChild");
+        query.setEntity("parent", parent);
+        query.setEntity("child", child);
+        query.setCacheable(true);
+        query.setCacheRegion("ChildEntry.ByParentChild");
+        return (ChildEntry)query.uniqueResult();
+    }
+
+    /**
+     * Update a dirty ChildEntry.
+     * @param child The dirty entry.
+     */
+    public void update(ChildEntry child)
+    {
+        // NO OP in Hibernate.
+    }
+
+    /**
+     * Delete one.
+     * @param child The one to delete.
+     */
+    public void delete(ChildEntry child)
+    {
+        getSession().delete(child);
+    }
+
+    /**
+     * Delete all children of the given parent.
+     * @param parent The parent.
+     */
+    public void deleteByParent(AVMNode parent)
+    {
+        Query delete = getSession().getNamedQuery("ChildEntry.DeleteByParent");
+        delete.setEntity("parent", parent);
+        delete.executeUpdate();
+    }
+}