[svn r364] WIP for move to maven2

src/main/java/com/idcanet/vasc/backends/jpa/AbstractHibernateVascBackend.java

@@ -0,0 +1,79 @@
+/*
+ * Copyright 2004-2007 IDCA. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
+ * following conditions are met:
+ * 
+ *    1. Redistributions of source code must retain the above copyright notice, this list of conditions and
+ *        the following disclaimer.
+ *    2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions
+ *        and the following disclaimer in the documentation and/or other materials provided with the
+ *        distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY IDCA AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL IDCA OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ * 
+ * The views and conclusions contained in the software and documentation are those of the authors and
+ * should not be interpreted as representing official policies, either expressed or implied, of IDCA.
+ */
+
+package com.idcanet.vasc.backends.jpa;
+
+import org.hibernate.Session;
+
+import com.idcanet.vasc.core.AbstractVascBackend;
+
+/**
+ * 
+ * @author Willem Cazander
+ * @version 1.0 Mar 21, 2007
+ */
+abstract public class AbstractHibernateVascBackend extends AbstractVascBackend  {
+
+	/**
+	 * Provides a hibernate session which is closed !! when transaction is compleeted.
+	 * @return
+	 */
+	abstract Session getHibernateSession();
+	
+	public void persist(Object object) throws Exception {
+		Session s  = getHibernateSession();
+		try {
+			s.persist(object);
+		} finally {
+			if (s!=null) {
+				s.close();
+			}
+		}
+	}
+
+	public Object merge(Object object) throws Exception {
+		Session s  = getHibernateSession();
+		try {
+			return s.merge(object);
+		} finally {
+			if (s!=null) {
+				s.close();
+			}
+		}
+	}
+	
+	public void delete(Object object) throws Exception {
+		Session s  = getHibernateSession();
+		try {
+			Object newObject = s.merge(object);
+			s.delete(newObject);
+		} finally {
+			if (s!=null) {
+				s.close();
+			}
+		}
+	}
+}