Dear Senthil,
In my Jsp i wrote these code, but it thrown some exception, i don't know how to solve this. could you say, something to solve this.
data.jsp <%@ page language="java" pageEncoding="ISO-8859-1"%>
<%@ taglib uri="/WEB-INF/struts-html.tld" prefix="html" %>
<%@ taglib uri="/WEB-INF/struts-bean.tld" prefix="bean" %>
<%@ taglib uri="/WEB-INF/struts-logic.tld" prefix="logic" %>
<%@ taglib uri="/WEB-INF/display.tld" prefix="display" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html:html locale="true">
<head>
<html:base />
<title>data jsp</title>
</head>
<body>
<display:table property="vect" name="loginForm" align="center" >
<display:column property="name" title="Name" />
<display:column property="address" title="Address" />
<display:column property="phone" title="Phone" />
</display:table>
</body>
</html:html>
LoginAction.java package stu;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.Globals;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.Statement;
import javax.sql.DataSource;
import java.util.Vector;
public class LoginAction extends Action {
Connection con = null;
Statement st = null;
ResultSet rs = null;
boolean result = false;
Vector vec = new Vector();
int id = 0;
String name = "";
String address = "";
int phone = 0;
String dt="" ;
boolean user ;
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public String getDt() {
return dt;
}
public void setDt(String dt) {
this.dt = dt;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getPhone() {
return phone;
}
public void setPhone(int phone) {
this.phone = phone;
}
public ActionForward execute(ActionMapping mapping, ActionForm form,HttpServletRequest request, HttpServletResponse response) {
LoginForm lf = (LoginForm)form;
HttpSession session = request.getSession();
String username = lf.getLogin();
String password = lf.getPassword();
DataSource dataSource = (DataSource) servlet.getServletContext().getAttribute(Globals.DATA_SOURCE_KEY);
try{
con = dataSource.getConnection();
st = con.createStatement();
if(username.length()>0 && password.length()>0){
login log = new login(st);
user=log.userChecking(username,password);
if(user)
vec = log.getRecords();
lf.setVect(vec);
lf.setLogin(username);
return mapping.findForward("success");
}
}catch(Exception e){
System.out.println("Error "+e);
}
return mapping.findForward("failure");
}
}
login.class package stu;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.Statement;
import org.apache.struts.action.ActionMapping;
import javax.sql.DataSource;
import java.util.*;
public class login {
Connection con=null;
Statement st = null;
ResultSet rs = null;
DataSource dataSource;
ActionMapping mapping=null;
Vector vec = new Vector();
boolean user =false;
String name="";
String address="";
int phoneno=0;
String datee="";
login(){
}
public login(Statement st){
this.st = st;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public String getDatee() {
return datee;
}
public void setDatee(String datee) {
this.datee = datee;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getPhoneno() {
return phoneno;
}
public void setPhoneno(int phoneno) {
this.phoneno = phoneno;
}
public boolean userChecking(String username,String password){
try{
String query = "select username,password from tbluser where username='"+username+"' and password='"+password+"'";
rs = st.executeQuery(query);
if(rs.next()){
user = true;
return user;
}
}catch(Exception e){
System.out.println("Error "+e);
}
return user;
}
public Vector getRecords(){
try{
String query1 = "select * from tbldata";
rs = st.executeQuery(query1);
while(rs.next()){
LoginForm lf = new LoginForm();
lf.setName(rs.getString("name"));
lf.setAddress(rs.getString("address"));
lf.setPhone(rs.getInt("phoneno"));
lf.setDate(rs.getString("date"));
vec.addElement(lf);
}
}catch(Exception e){
System.out.println("Error "+e);
}
return vec;
}
}
LoginForm.java package stu;
import javax.servlet.http.HttpServletRequest;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionMapping;
import java.util.*;
public class LoginForm extends ActionForm {
private String password;
private String login;
private Vector vect;
private List list;
private String name;
private String address;
private int phone;
private String date;
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public String getDate() {
return date;
}
public void setDate(String date) {
this.date = date;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getPhone() {
return phone;
}
public void setPhone(int phone) {
this.phone = phone;
}
public List getList() {
return list;
}
public void setList(List list) {
this.list = list;
}
public ActionErrors validate(ActionMapping mapping,
HttpServletRequest request) {
// TODO Auto-generated method stub
return null;
}
public void reset(ActionMapping mapping, HttpServletRequest request) {
// TODO Auto-generated method stub
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getLogin() {
return login;
}
public void setLogin(String login) {
this.login = login;
}
public Vector getVect() {
return vect;
}
public void setVect(Vector vect) {
this.vect = vect;
}
}
but it raised these exeception org.apache.jasper.compiler.CompileException: /data.jsp(25,1) Unable to load class org.apache.taglibs.display.TableTag
at org.apache.jasper.compiler.TagBeginGenerator.init(TagBeginGenerator.java:139)
at org.apache.jasper.compiler.JspParseEventListener$GeneratorWrapper.init(JspParseEventListener.java:829)
at org.apache.jasper.compiler.JspParseEventListener.addGenerator(JspParseEventListener.java:153)
at org.apache.jasper.compiler.JspParseEventListener.handleTagBegin(JspParseEventListener.java:1039)
at org.apache.jasper.compiler.DelegatingListener.handleTagBegin(DelegatingListener.java:221)
at org.apache.jasper.compiler.DelegatingListener.handleTagBegin(DelegatingListener.java:216)
at org.apache.jasper.compiler.Parser$Tag.accept(Parser.java:878)
at org.apache.jasper.compiler.Parser.parse(Parser.java:1145)
at org.apache.jasper.compiler.Parser.parse(Parser.java:1103)
at org.apache.jasper.compiler.Parser$Tag.accept(Parser.java:892)
at org.apache.jasper.compiler.Parser.parse(Parser.java:1145)
at org.apache.jasper.compiler.Parser.parse(Parser.java:1103)
at org.apache.jasper.compiler.Parser.parse(Parser.java:1099)
at org.apache.jasper.compiler.ParserController.parse(ParserController.java:214)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:210)
at org.apache.jasper.servlet.JspServlet.loadJSP(JspServlet.java:548)
at org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspServlet.java:176)
at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:188)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:381)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:473)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:683)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:431)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:355)
at org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1069)
at org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:455)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:279)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)
at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:243)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:190)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:246)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2347)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:468)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.java:1027)
at org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:1125)
at java.lang.Thread.run(Thread.java:534)
can you give me a some suggestions.