Performance

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@167 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c

1 files changed, 48 insertions, 0 deletions

diff --git a/src/main/java/at/gv/egiz/pdfas/web/helper/SessionHelper.java b/src/main/java/at/gv/egiz/pdfas/web/helper/SessionHelper.java
new file mode 100644
index 0000000..5752838
--- /dev/null
+++ b/src/main/java/at/gv/egiz/pdfas/web/helper/SessionHelper.java
@@ -0,0 +1,48 @@
+/**

+ * 

+ */

+package at.gv.egiz.pdfas.web.helper;

+

+import javax.servlet.ServletException;

+import javax.servlet.http.HttpServletRequest;

+import javax.servlet.http.HttpSession;

+

+import org.apache.commons.logging.Log;

+import org.apache.commons.logging.LogFactory;

+

+import at.gv.egiz.pdfas.exceptions.web.SessionExpiredException;

+import at.knowcenter.wag.egov.egiz.web.SessionAttributes;

+

+/**

+ * @author wprinz

+ * 

+ */

+public class SessionHelper

+{

+  /**

+   * The log.

+   */

+  private static Log log = LogFactory.getLog(SessionHelper.class);

+

+  public static Object getSession(HttpServletRequest request) throws SessionExpiredException

+  {

+

+    HttpSession session = request.getSession(false);

+    if (session == null)

+    {

+      String msg = "There is no session associated with this request."; //$NON-NLS-1$

+      log.error(msg);

+      throw new SessionExpiredException(msg);

+    }

+

+    Object sessionObject = session.getAttribute(SessionAttributes.ATTRIBUTE_SESSION_INFORMATION);

+    if (sessionObject == null)

+    {

+      String msg = "The session is not found or no longer valid."; //$NON-NLS-1$

+      log.error(msg);

+      throw new SessionExpiredException(msg);

+    }

+

+    return sessionObject;

+  }

+}