Github user imesh commented on a diff in the pull request:
https://github.com/apache/stratos/pull/408#discussion_r35725473
--- Diff:
components/org.apache.stratos.manager/src/main/java/org/apache/stratos/manager/Persistence/PersistenceManager.java
---
@@ -0,0 +1,259 @@
+package org.apache.stratos.manager.Persistence;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+import javax.persistence.*;
+
+import java.util.*;
+/**
+ * Created by aarthy on 7/27/15.
+ */
+public class PersistenceManager {
+
+ private static final Log log;
+
+ static {
+ log = LogFactory.getLog(PersistenceManager.class);
+ }
+
+ private EntityManagerFactory entitymanagerFactory =
Persistence.createEntityManagerFactory("PersistenceUnit");
+
+ private static final PersistenceManager instance = new
PersistenceManager();
+
+ EntityManager entityManager = null;
+
+
+ public static PersistenceManager getInstance() {
+ return instance;
+ }
+
+
+ /**
+ * Add object to persist
+ * @param object
+ * @throws PersistenceException
+ */
+ public void add(Object object)
+ {
+ System.out.printf("entered");
+
+ System.out.printf("true");
+ try {
+ entityManager =
this.entitymanagerFactory.createEntityManager();
+ entityManager.getTransaction().begin();
+ entityManager.persist(object);
+ entityManager.flush();
+ entityManager.getTransaction().commit();
+ String msg="Added Successfully";
+ log.info(msg);
+ }
+ catch (PersistenceException e)
+ {
+ String msg="Error while adding";
+ log.error(msg);
+ }
+
+ }
+
+
+ /**
+ * remove object by primary key
+ * @param object
+ * @param primaryKey
+ * @throws PersistenceException
+ */
+
+ public void remove(Object object,Object primaryKey)
+ {
+ try {
+ entityManager =
this.entitymanagerFactory.createEntityManager();
+ entityManager.getTransaction().begin();
+ Object found=entityManager.find(object.getClass(), primaryKey);
+ if(found!=null) {
+ entityManager.remove(found);
+ entityManager.getTransaction().commit();
+ String msg = "Deleted sucessfully";
+ log.info(msg);
+ }
+ else
+ {
+ String msg ="Object does not exists";
+ log.error(msg);
--- End diff --
Exception object is not included in the log: log.error(msg, e).
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