Index: lams_bb_integration/.classpath
===================================================================
diff -u -rcb4d1ec0d063d0d5c6eb8ab9c44e712006961229 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/.classpath	(.../.classpath)	(revision cb4d1ec0d063d0d5c6eb8ab9c44e712006961229)
+++ lams_bb_integration/.classpath	(.../.classpath)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -10,9 +10,10 @@
 	<classpathentry kind="lib" path="lib/commons-codec-1.3.jar"/>
 	<classpathentry kind="lib" path="lib/commons-discovery-0.2.jar"/>
 	<classpathentry kind="lib" path="lib/commons-logging-1.0.4.jar"/>
-	<classpathentry kind="lib" path="lib/log4j-1.2.8.jar"/>
 	<classpathentry kind="lib" path="lib/commons-io-1.4.jar"/>
 	<classpathentry kind="lib" path="lib/gson-2.2.4.jar"/>
 	<classpathentry kind="lib" path="lib/commons-lang.jar"/>
+	<classpathentry kind="lib" path="lib/slf4j-api-1.7.5.jar"/>
+	<classpathentry kind="lib" path="lib/slf4j-simple-1.7.5.jar"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>
Index: lams_bb_integration/RELEASE_NOTES.TXT
===================================================================
diff -u -rad162da27085fe8316d8b6a6a85c473c3e9dbe5a -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/RELEASE_NOTES.TXT	(.../RELEASE_NOTES.TXT)	(revision ad162da27085fe8316d8b6a6a85c473c3e9dbe5a)
+++ lams_bb_integration/RELEASE_NOTES.TXT	(.../RELEASE_NOTES.TXT)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -142,4 +142,11 @@
 * LDEV-4164: Fix sorting in BB content area
 * LDEV-4171: Remove obsolete svgFormat parameter that is no longer used in WF as long as it produces only SVGs (no PNGs)
 * LDEV-4178: Escape commas when pre-adding users to a lesson
+
+1.2.21 Release Fixes
+====================
 * LDEV-4169: Preview window doesn't scroll down with IE11
+
+1.2.22 Release Fixes
+====================
+* NTU-13: Make BB recurrently fetch marks from LAMS that were not yet submitted to external server
Index: lams_bb_integration/WEB-INF/bb-manifest.xml
===================================================================
diff -u -r8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/WEB-INF/bb-manifest.xml	(.../bb-manifest.xml)	(revision 8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4)
+++ lams_bb_integration/WEB-INF/bb-manifest.xml	(.../bb-manifest.xml)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -5,7 +5,7 @@
     <name value= "LAMS Integration Module"/>
     <handle value= "lamscontent"/>
     <description value= "LAMS and Blackboard integration allows LAMS leaning designs to be managed and views in a Blackboard Environment."/>
-    <version value= "1.2.20"/>
+    <version value= "1.2.22"/>
     <requires>
     	<bbversion value="9.1.0"/>
     </requires>
@@ -82,6 +82,8 @@
 		<permission type="java.lang.RuntimePermission" name="getClassLoader" />
 		<permission type="java.lang.RuntimePermission" name="createClassLoader" />
 		<permission type="java.lang.RuntimePermission" name="accessDeclaredMembers" actions=""/>
+		<permission type="java.lang.RuntimePermission" name="modifyThread" actions="" />
+		<permission type="java.lang.RuntimePermission" name="stopThread" actions=""/>
 		<permission type="java.net.SocketPermission" name="*" actions="connect,resolve"/>
 		<permission type="java.util.PropertyPermission" name="java.protocol.handler.pkgs" actions="write"/>
 		
Fisheye: Tag 535a8b4b59cfcf0932f4f3835915a8635107306c refers to a dead (removed) revision in file `lams_bb_integration/WEB-INF/config/log4j.properties'.
Fisheye: No comparison available.  Pass `N' to diff?
Index: lams_bb_integration/build.xml
===================================================================
diff -u -rc2d3407a0f824ccd6879b4081e8fd93df53d4d97 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/build.xml	(.../build.xml)	(revision c2d3407a0f824ccd6879b4081e8fd93df53d4d97)
+++ lams_bb_integration/build.xml	(.../build.xml)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -2,7 +2,7 @@
 <project default="package" name="LAMS/Blackboard Plugin" basedir="./">
 	<property name="project" value="BlackboardPlugin"/>
 	<property name="product" value="lams2-bb-plugin"/>
-	<property name="version" value="1.2.20"/>
+	<property name="version" value="1.2.22"/>
 
 	<property name="build" value="${basedir}/build"/>
 	<property name="build.classes" value="${build}/classes"/>
@@ -60,6 +60,12 @@
 	<!-- making the war packages for deployment			    	          -->
 	<!-- ================================================================ -->
 	<target name="package" depends="compile" description="creates war file">
+		<copy todir="${build.lib}" verbose="yes" overwrite="yes">  
+		    <fileset dir="${lib}">
+		    	<include name="slf4j-**.jar"/>
+		    </fileset>
+		</copy>
+		
   		<war warfile="${build}/${product}-${version}.war" 
   				webxml="${webinf}/web.xml">
   			<webinf dir="${webinf}">
Index: lams_bb_integration/lib/log4j-1.2.8.jar
===================================================================
diff -u -r8af1746d179f41095b074fef269722c6689b39eb -r535a8b4b59cfcf0932f4f3835915a8635107306c
Binary files differ
Index: lams_bb_integration/lib/slf4j-api-1.7.5.jar
===================================================================
diff -u
Binary files differ
Index: lams_bb_integration/lib/slf4j-simple-1.7.5.jar
===================================================================
diff -u
Binary files differ
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/GradebookServlet.java
===================================================================
diff -u -r325dff1f0456e1573a732bee5381490599f1980a -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/GradebookServlet.java	(.../GradebookServlet.java)	(revision 325dff1f0456e1573a732bee5381490599f1980a)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/GradebookServlet.java	(.../GradebookServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -41,7 +41,8 @@
 import javax.xml.parsers.DocumentBuilderFactory;
 import javax.xml.parsers.ParserConfigurationException;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.Constants;
 import org.lamsfoundation.ld.integration.util.LamsPluginUtil;
 import org.lamsfoundation.ld.integration.util.LamsSecurityUtil;
@@ -72,7 +73,7 @@
 public class GradebookServlet extends HttpServlet {
 
     private static final long serialVersionUID = -3587062723412672084L;
-    private static Logger logger = Logger.getLogger(GradebookServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(GradebookServlet.class);
 
     /**
      * Receives call from Lams ab lesson completion. After that get the latest marks for this user in this lesson and stores it in DB. 
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/GradebookSyncServlet.java
===================================================================
diff -u -r325dff1f0456e1573a732bee5381490599f1980a -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/GradebookSyncServlet.java	(.../GradebookSyncServlet.java)	(revision 325dff1f0456e1573a732bee5381490599f1980a)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/GradebookSyncServlet.java	(.../GradebookSyncServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -42,7 +42,8 @@
 import javax.xml.parsers.DocumentBuilderFactory;
 import javax.xml.parsers.ParserConfigurationException;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.Constants;
 import org.lamsfoundation.ld.integration.util.LamsBuildingBlockException;
 import org.lamsfoundation.ld.integration.util.LamsSecurityUtil;
@@ -73,7 +74,7 @@
 public class GradebookSyncServlet extends HttpServlet {
 
     private static final long serialVersionUID = -3587062723412672084L;
-    private static Logger logger = Logger.getLogger(GradebookSyncServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(GradebookSyncServlet.class);
 
     /**
      * Monitor on BB side calls this servlet to syncronize lesson marks with LAMS Gradebook. After that get the latest
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/GroupDataServlet.java
===================================================================
diff -u -rbcdec8a8d07dc56cbb3ef12d4465d3e9032666c9 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/GroupDataServlet.java	(.../GroupDataServlet.java)	(revision bcdec8a8d07dc56cbb3ef12d4465d3e9032666c9)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/GroupDataServlet.java	(.../GroupDataServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -31,7 +31,8 @@
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.Constants;
 import org.lamsfoundation.ld.integration.util.LamsPluginUtil;
 import org.lamsfoundation.ld.integration.util.LamsSecurityUtil;
@@ -59,7 +60,7 @@
 public class GroupDataServlet extends HttpServlet {
 
     private static final long serialVersionUID = 1L;
-    private static Logger logger = Logger.getLogger(GroupDataServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(GroupDataServlet.class);
 
     public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/LearnerMonitorServlet.java
===================================================================
diff -u -r8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/LearnerMonitorServlet.java	(.../LearnerMonitorServlet.java)	(revision 8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/LearnerMonitorServlet.java	(.../LearnerMonitorServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -7,7 +7,8 @@
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.dto.LearnerProgressDTO;
 import org.lamsfoundation.ld.integration.util.LamsSecurityUtil;
 
@@ -38,7 +39,7 @@
 public class LearnerMonitorServlet extends HttpServlet {
 
     private static final long serialVersionUID = -351131323404991332L;
-    private static Logger logger = Logger.getLogger(LearnerMonitorServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(LearnerMonitorServlet.class);
 
     public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
 
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/LessonManagerServlet.java
===================================================================
diff -u -r28700459414022241db578651040ca9810b51529 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/LessonManagerServlet.java	(.../LessonManagerServlet.java)	(revision 28700459414022241db578651040ca9810b51529)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/LessonManagerServlet.java	(.../LessonManagerServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -32,7 +32,8 @@
 import javax.servlet.http.HttpServletResponse;
 import javax.xml.parsers.ParserConfigurationException;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.util.BlackboardUtil;
 import org.lamsfoundation.ld.integration.util.LamsSecurityUtil;
 import org.lamsfoundation.ld.integration.util.LineitemUtil;
@@ -69,7 +70,7 @@
 public class LessonManagerServlet extends HttpServlet {
 
     private static final long serialVersionUID = -351131323404991332L;
-    private static Logger logger = Logger.getLogger(LessonManagerServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(LessonManagerServlet.class);
 
     public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
 	process(request, response);
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/LinkToolsServlet.java
===================================================================
diff -u -rbcdec8a8d07dc56cbb3ef12d4465d3e9032666c9 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/LinkToolsServlet.java	(.../LinkToolsServlet.java)	(revision bcdec8a8d07dc56cbb3ef12d4465d3e9032666c9)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/LinkToolsServlet.java	(.../LinkToolsServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -34,7 +34,8 @@
 import javax.servlet.http.HttpServletResponse;
 import javax.xml.parsers.ParserConfigurationException;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.util.BlackboardUtil;
 import org.lamsfoundation.ld.integration.util.LamsSecurityUtil;
 import org.lamsfoundation.ld.integration.util.LamsServerException;
@@ -72,7 +73,7 @@
 public class LinkToolsServlet extends HttpServlet {
 
     private static final long serialVersionUID = -351131323404991332L;
-    private static Logger logger = Logger.getLogger(LinkToolsServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(LinkToolsServlet.class);
 
     public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
 	process(request, response);
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/OpenLamsPageServlet.java
===================================================================
diff -u -r8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/OpenLamsPageServlet.java	(.../OpenLamsPageServlet.java)	(revision 8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/OpenLamsPageServlet.java	(.../OpenLamsPageServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -28,7 +28,8 @@
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.util.LamsSecurityUtil;
 
 import blackboard.base.InitializationException;
@@ -54,7 +55,7 @@
 public class OpenLamsPageServlet extends HttpServlet {
 
     private static final long serialVersionUID = -351131323404991332L;
-    private static Logger logger = Logger.getLogger(OpenLamsPageServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(OpenLamsPageServlet.class);
 
     public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {
 	process(request, response);
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/StartLessonAjaxServlet.java
===================================================================
diff -u -r8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/StartLessonAjaxServlet.java	(.../StartLessonAjaxServlet.java)	(revision 8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/StartLessonAjaxServlet.java	(.../StartLessonAjaxServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -29,7 +29,8 @@
 import javax.servlet.http.HttpServletResponse;
 import javax.xml.parsers.ParserConfigurationException;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.util.BlackboardUtil;
 import org.xml.sax.SAXException;
 
@@ -49,7 +50,7 @@
 public class StartLessonAjaxServlet extends HttpServlet {
 
     private static final long serialVersionUID = -351131323404991332L;
-    private static Logger logger = Logger.getLogger(StartLessonAjaxServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(StartLessonAjaxServlet.class);
     
     public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
 	process(request, response);
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/UpdateServerUrlServlet.java
===================================================================
diff -u -r8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/UpdateServerUrlServlet.java	(.../UpdateServerUrlServlet.java)	(revision 8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/UpdateServerUrlServlet.java	(.../UpdateServerUrlServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -31,7 +31,8 @@
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.Constants;
 import org.lamsfoundation.ld.integration.util.BlackboardUtil;
 
@@ -57,7 +58,7 @@
 public class UpdateServerUrlServlet extends HttpServlet {
 
     private static final long serialVersionUID = 274843716397522792L;
-    private static Logger logger = Logger.getLogger(UpdateServerUrlServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(UpdateServerUrlServlet.class);
 
     public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 	
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/UserDataServlet.java
===================================================================
diff -u -r8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/UserDataServlet.java	(.../UserDataServlet.java)	(revision 8fc1a1bffe5907d6f05f859a8f1cb5b2b62709c4)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/blackboard/UserDataServlet.java	(.../UserDataServlet.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -28,7 +28,8 @@
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.Constants;
 import org.lamsfoundation.ld.integration.util.CSVUtil;
 import org.lamsfoundation.ld.integration.util.LamsPluginUtil;
@@ -44,7 +45,7 @@
 public class UserDataServlet extends HttpServlet {
 
     private static final long serialVersionUID = 2L;
-    private static Logger logger = Logger.getLogger(UserDataServlet.class);
+    private static Logger logger = LoggerFactory.getLogger(UserDataServlet.class);
 
     /**
      * The doGet method of the servlet. <br>
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/util/LamsSecurityUtil.java
===================================================================
diff -u -r1e91ea68c110f3c4488d211a59401356888e7da1 -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/util/LamsSecurityUtil.java	(.../LamsSecurityUtil.java)	(revision 1e91ea68c110f3c4488d211a59401356888e7da1)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/util/LamsSecurityUtil.java	(.../LamsSecurityUtil.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -46,7 +46,8 @@
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang.StringEscapeUtils;
 import org.apache.commons.lang.StringUtils;
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.dto.LearnerProgressDTO;
 import org.w3c.dom.Document;
 import org.w3c.dom.NamedNodeMap;
@@ -73,7 +74,7 @@
  */
 public class LamsSecurityUtil {
 
-    private static Logger logger = Logger.getLogger(LamsSecurityUtil.class);
+    private static Logger logger = LoggerFactory.getLogger(LamsSecurityUtil.class);
     private static final String DUMMY_COURSE = "Previews"; 
     private static final String EXPORT_FOLDER_LAMS_SERVER = "/tmp/lams/";
 
Index: lams_bb_integration/src/org/lamsfoundation/ld/integration/util/LineitemUtil.java
===================================================================
diff -u -r325dff1f0456e1573a732bee5381490599f1980a -r535a8b4b59cfcf0932f4f3835915a8635107306c
--- lams_bb_integration/src/org/lamsfoundation/ld/integration/util/LineitemUtil.java	(.../LineitemUtil.java)	(revision 325dff1f0456e1573a732bee5381490599f1980a)
+++ lams_bb_integration/src/org/lamsfoundation/ld/integration/util/LineitemUtil.java	(.../LineitemUtil.java)	(revision 535a8b4b59cfcf0932f4f3835915a8635107306c)
@@ -36,7 +36,8 @@
 import javax.xml.parsers.DocumentBuilderFactory;
 import javax.xml.parsers.ParserConfigurationException;
 
-import org.apache.log4j.Logger;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.lamsfoundation.ld.integration.Constants;
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
@@ -74,7 +75,7 @@
 
     private final static String LAMS_LINEITEM_STORAGE = "LamsLineitemStorage";
 
-    private static Logger logger = Logger.getLogger(LineitemUtil.class);
+    private static Logger logger = LoggerFactory.getLogger(LineitemUtil.class);
 
     @SuppressWarnings("deprecation")
     public static void createLineitem(Content bbContent, String userName)