Context ctx;
try {
      ctx = new InitialContext();
      DataSource ds = (DataSource) ctx.lookup("DataSource");
      Connection conn = ds.getConnection();
      Statement stmt = null;
      ResultSet rs = null;
      stmt = conn.createStatement();
      String sql = "select * from test;";
      rs = stmt.executeQuery(sql);
      List<User> userList = new ArrayList<User>();
      while(rs.next()){
            System.out.println(rs.getInt("id"));
            System.out.println(rs.getString("name"));
            User user = new User();
            user.setName(rs.getString("name"));
            user.setId(rs.getInt("id"));
            userList.add(user);
      }
      request.setAttribute("userList",userList);
      //conn.close();
} catch (Exception e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
}

rue,isXA=false,isJTS=false,vendorID=-1,connUsed=true,doInit=false,'null',destroyed=false,poolname=JDBC Data Source-0,appname=null,moduleName=null,connectTime=28,dirtyIsolationLevel=false,initialIsolationLevel=4,infected=false,lastSuccessfulConnectionUse=179129295880,secondsToTrustAnIdlePoolConnection=10,currentUser=java.lang.Exception
at weblogic.jdbc.common.internal.ConnectionEnv.setup(ConnectionEnv.java:352)
at weblogic.common.resourcepool.ResourcePoolImpl.reserveResource(ResourcePoolImpl.java:364)
at weblogic.common.resourcepool.ResourcePoolImpl.reserveResource(ResourcePoolImpl.java:330)
at weblogic.jdbc.common.internal.ConnectionPool.reserve(ConnectionPool.java:487)
at weblogic.jdbc.common.internal.ConnectionPool.reserve(ConnectionPool.java:380)
at weblogic.jdbc.common.internal.ConnectionPoolManager.reserve(ConnectionPoolManager.java:132)
at weblogic.jdbc.common.internal.ConnectionPoolManager.reserve(ConnectionPoolManager.java:165)
at weblogic.jdbc.pool.Driver.connect(Driver.java:136)
at weblogic.jdbc.jts.Driver.getNonTxConnection(Driver.java:662)
at weblogic.jdbc.jts.Driver.connect(Driver.java:129)
at weblogic.jdbc.common.internal.RmiDataSource.getConnectionInternal(RmiDataSource.java:553)
at weblogic.jdbc.common.internal.RmiDataSource.getConnection(RmiDataSource.java:518)
at weblogic.jdbc.common.internal.RmiDataSource.getConnection(RmiDataSource.java:511)
at TestEntityBean.doGet(TestEntityBean.java:49)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:844)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:242)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:216)
at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:132)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:338)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:221)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3284)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3254)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:57)
at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2163)
at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2089)
at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2074)
at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1513)
at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:254)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:256)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)