Problems integrating JSF managed bean with Session EJB with JDeveloper

Question

HI All,
I am developeing a JSF-EJB application using Jdeveloper11g. On deploying the application I am getting the following errors on deployment.
<19/08/2010 2:53:49 PM EST> <Error> <Deployer> <BEA-149265> <Failure occurred in the execution of deployment request with ID '1282193629318' for task '17'. Error is: 'weblogic.application.ModuleException: Could not setup environment'
weblogic.application.ModuleException: Could not setup environment
     at weblogic.servlet.internal.WebAppModule.activateContexts(WebAppModule.java:1499)
     at weblogic.servlet.internal.WebAppModule.activate(WebAppModule.java:442)
     at weblogic.application.internal.flow.ModuleStateDriver$2.next(ModuleStateDriver.java:375)
     at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:41)
     at weblogic.application.internal.flow.ModuleStateDriver.activate(ModuleStateDriver.java:95)
     Truncated. see log file for complete stacktrace
Caused By: weblogic.deployment.EnvironmentException: [J2EE:160101]Error: The ejb-link 'MetaDataBean' declared in the ejb-ref or ejb-local-ref 'MetaData' in the application module 'ViewControllerWebApp.war' could not be resolved. The target EJB for the ejb-ref could not be found. Please ensure the link is correct.
     at weblogic.deployment.BaseEnvironmentBuilder.addEJBLinkRef(BaseEnvironmentBuilder.java:453)
     at weblogic.deployment.EnvironmentBuilder.addEJBReferences(EnvironmentBuilder.java:485)
     at weblogic.servlet.internal.CompEnv.activate(CompEnv.java:157)
     at weblogic.servlet.internal.WebAppServletContext.activate(WebAppServletContext.java:3117)
     at weblogic.servlet.internal.WebAppModule.activateContexts(WebAppModule.java:1497)
     Truncated. see log file for complete stacktrace
>
<19/08/2010 2:53:49 PM EST> <Error> <Deployer> <BEA-149202> <Encountered an exception while attempting to commit the 1 task for the application 'data-catalog'.>
<19/08/2010 2:53:49 PM EST> <Warning> <Deployer> <BEA-149004> <Failures were detected while initiating deploy task for application 'data-catalog'.>
<19/08/2010 2:53:49 PM EST> <Warning> <Deployer> <BEA-149078> <Stack trace for message 149004
weblogic.application.ModuleException: Could not setup environment
     at weblogic.servlet.internal.WebAppModule.activateContexts(WebAppModule.java:1499)
     at weblogic.servlet.internal.WebAppModule.activate(WebAppModule.java:442)
     at weblogic.application.internal.flow.ModuleStateDriver$2.next(ModuleStateDriver.java:375)
     at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:41)
     at weblogic.application.internal.flow.ModuleStateDriver.activate(ModuleStateDriver.java:95)
     Truncated. see log file for complete stacktrace
Caused By: weblogic.deployment.EnvironmentException: [J2EE:160101]Error: The ejb-link 'MetaDataBean' declared in the ejb-ref or ejb-local-ref 'MetaData' in the application module 'ViewControllerWebApp.war' could not be resolved. The target EJB for the ejb-ref could not be found. Please ensure the link is correct.
     at weblogic.deployment.BaseEnvironmentBuilder.addEJBLinkRef(BaseEnvironmentBuilder.java:453)
     at weblogic.deployment.EnvironmentBuilder.addEJBReferences(EnvironmentBuilder.java:485)
     at weblogic.servlet.internal.CompEnv.activate(CompEnv.java:157)
     at weblogic.servlet.internal.WebAppServletContext.activate(WebAppServletContext.java:3117)
     at weblogic.servlet.internal.WebAppModule.activateContexts(WebAppModule.java:1497)
     Truncated. see log file for complete stacktrace
Thanks
Edited by: user5108636 on 18/08/2010 22:46

Answer 1

Please find attached the source code of JSF managed bean, local business interface, session bean and web.xml
MANAGED BEAN_
package view.backing;
import java.util.List;
import javax.ejb.EJB;
import javax.faces.component.UISelectItems;
import javax.faces.component.html.HtmlSelectManyListbox;
import model.ejb.session.MetaDataBean;
public class SearchMetaDataBean {
@EJB MetaDataBean metaDataService;
private List<String> tables;
private List<String> columns;
private HtmlSelectManyListbox selectManyListbox1;
private UISelectItems selectItems1;
public void setTables(List<String> tables) {
this.tables = tables;
public List<String> getTables() {
return metaDataService.getTables();
public void setColumns(List<String> columns) {
this.columns = columns;
public List<String> getColumns() {
return columns;
public void setSelectManyListbox1(HtmlSelectManyListbox selectManyListbox1) {
this.selectManyListbox1 = selectManyListbox1;
public HtmlSelectManyListbox getSelectManyListbox1() {
return selectManyListbox1;
public void setSelectItems1(UISelectItems selectItems1) {
this.selectItems1 = selectItems1;
public UISelectItems getSelectItems1() {
return selectItems1;
LOCAL INTERFACE_
package model.ejb.session;
import java.util.List;
import javax.ejb.Local;
@Local
public interface MetaDataLocal {
public List<String> getTables();
public List<String> getColumns(String tableName);
SESSION BEAN_
package model.ejb.session;
import javax.ejb.Local;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import javax.ejb.Stateless;
import javax.sql.DataSource;
@Stateless(name="MetaData")
@Local
public class MetaDataBean implements MetaDataLocal{
@Resource(name="jdbc/DWDS")
private DataSource dataSource;
private Connection connection;
private List<String> tables = new ArrayList<String>();
private List<String> columns = new ArrayList<String>();
private DatabaseMetaData dmd;
@PostConstruct
public void initialize(){
try{
connection = dataSource.getConnection();
DatabaseMetaData dmd;
dmd = connection.getMetaData();
}catch(SQLException sqle){
sqle.printStackTrace();
public MetaDataBean() {
public List<String> getTables(){
try{                 
if (dmd ==null){
//System.out.println("Database meta data not available");
tables.add("None");
}else{
ResultSet rs = dmd.getSchemas();
ResultSet rs1 = null;
while(rs.next()) {
if (rs.getString(1).equalsIgnoreCase("AV_DATA")){
rs1 = dmd.getTables(null,rs.getString(1),"%",null);
while(rs1.next()) {
tables.add(rs1.getString(3));
}catch (SQLException sqle){
sqle.printStackTrace();
return tables;
public List<String> getColumns(String tableName){
try{
ResultSet rsColumns = dmd.getColumns("", "AV_DATA", tableName, null);
while(rsColumns.next()){
columns.add(rsColumns.getString(4));
}catch (SQLException sqle){
sqle.printStackTrace();
return columns;
WEB.XML_
<?xml version = '1.0' encoding = 'windows-1252'?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
version="2.5" xmlns="http://java.sun.com/xml/ns/javaee">
<servlet>
<servlet-name>Faces Servlet</servlet-name>
<servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>Faces Servlet</servlet-name>
<url-pattern>/faces/*</url-pattern>
</servlet-mapping>
<ejb-local-ref>
<ejb-ref-name>MetaData</ejb-ref-name>
<ejb-ref-type>Session</ejb-ref-type>
<local>model.ejb.session.MetaDataLocal</local>
<ejb-link>MetaDataBean</ejb-link>
</ejb-local-ref>
</web-app>
Edited by: user5108636 on 18/08/2010 22:45
Edited by: user5108636 on 18/08/2010 22:46