Struts Token 机制

Struts Token 机制

UserAction.java

 1 /**/ /*
 2 * Generated by MyEclipse Struts
 3 * Template path: templates/java/JavaClass.vtl
 4 */
 5 package  com.lucky.struts.action;
 6
 7 import  javax.servlet.http.HttpServletRequest;
 8 import  javax.servlet.http.HttpServletResponse;
 9
10 import  org.apache.struts.action.ActionForm;
11 import  org.apache.struts.action.ActionForward;
12 import  org.apache.struts.action.ActionMapping;
13 import  org.apache.struts.action.ActionMessage;
14 import  org.apache.struts.action.ActionMessages;
15 import  org.apache.struts.actions.DispatchAction;
16
17 import  com.lucky.struts.form.UserForm;
18
19 /** */ /** 
20 * MyEclipse Struts
21 * Creation date: 09-23-2007
22 * 
23 * XDoclet definition:
24 * @struts.action path="/user" name="userForm" input="/user.jsp" parameter="method" scope="request" validate="true"
25 */
26 public   class  UserAction  extends  DispatchAction  {
27    private ActionMessages messages = new ActionMessages();
28    public ActionForward toAdd(ActionMapping mapping, ActionForm form,
29            HttpServletRequest request, HttpServletResponse response) {
30        UserForm userForm = (UserForm) form;// TODO Auto-generated method stub
31        String inputPage = mapping.getInput();
32        this.saveToken(request);
33        return mapping.findForward("toAdd");
34    }
35    
36    public ActionForward executeAdd(ActionMapping mapping, ActionForm form,
37            HttpServletRequest request, HttpServletResponse response) {
38        UserForm userForm = (UserForm) form;// TODO Auto-generated method stub
39        String inputPage = mapping.getInput();
40        if (this.isTokenValid(request, true)) {
41            //没有重复提交
42            System.out.println("新增操作.");
43            return mapping.findForward("success");
44        }else{
45            messages.clear();
46            messages.add(ActionMessages.GLOBAL_MESSAGE,new ActionMessage("error.token"));
47            request.setAttribute("message", messages);
48            this.resetToken(request);
49            return mapping.findForward("error");
50        }
51    }
52}

UserForm.java

  1 /**/ /*
  2 * Generated by MyEclipse Struts
  3 * Template path: templates/java/JavaClass.vtl
  4 */
  5 package  com.lucky.struts.form;
  6
  7 import  javax.servlet.http.HttpServletRequest;
  8 import  org.apache.struts.action.ActionErrors;
  9 import  org.apache.struts.action.ActionForm;
 10 import  org.apache.struts.action.ActionMapping;
 11
 12 /** */ /** 
 13 * MyEclipse Struts
 14 * Creation date: 09-23-2007
 15 * 
 16 * XDoclet definition:
 17 * @struts.form name="userForm"
 18 */
 19 public   class  UserForm  extends  ActionForm  {
 20    /**//*
 21     * Generated fields
 22     */
 23
 24    /** *//** password property */
 25    private String password;
 26
 27    /** *//** username property */
 28    private String username;
 29
 30    /** *//** id property */
 31    private int id;
 32
 33    /**//*
 34     * Generated Methods
 35     */
 36
 37    /** *//** 
 38     * Method validate
 39     * @param mapping
 40     * @param request
 41     * @return ActionErrors
 42     */
 43    public ActionErrors validate(ActionMapping mapping,
 44            HttpServletRequest request) {
 45        // TODO Auto-generated method stub
 46        return null;
 47    }
 48
 49    /** *//** 
 50     * Method reset
 51     * @param mapping
 52     * @param request
 53     */
 54    public void reset(ActionMapping mapping, HttpServletRequest request) {
 55        // TODO Auto-generated method stub
 56    }
 57
 58    /** *//** 
 59     * Returns the password.
 60     * @return String
 61     */
 62    public String getPassword() {
 63        return password;
 64    }
 65
 66    /** *//** 
 67     * Set the password.
 68     * @param password The password to set
 69     */
 70    public void setPassword(String password) {
 71        this.password = password;
 72    }
 73
 74    /** *//** 
 75     * Returns the username.
 76     * @return String
 77     */
 78    public String getUsername() {
 79        return username;
 80    }
 81
 82    /** *//** 
 83     * Set the username.
 84     * @param username The username to set
 85     */
 86    public void setUsername(String username) {
 87        this.username = username;
 88    }
 89
 90    /** *//** 
 91     * Returns the id.
 92     * @return int
 93     */
 94    public int getId() {
 95        return id;
 96    }
 97
 98    /** *//** 
 99     * Set the id.
100     * @param id The id to set
101     */
102    public void setId(int id) {
103        this.id = id;
104    }
105}

ApplicationResources.properties

 1 # Resources  for  parameter  ' conf.ApplicationResources '
 2 # Project StrutsToken
 3 # Error messages
 4 error.token = org.apache.struts.taglib.html.TOKEN
 5
 6
 7 # Button messages
 8 button.submit = Submit
 9 button.reset = Reset
10
11
12 # Lable messages
13 lable.username = username
14 lable.password = password
15

struts-config.xml

 1 <? xml version = " 1.0 "  encoding = " UTF-8 " ?>
 2 <! DOCTYPE struts - config PUBLIC  " -//Apache Software Foundation//DTD Struts Configuration 1.2//EN "   " http://struts.apache.org/dtds/struts-config_1_2.dtd " >
 3
 4 < struts - config >
 5      < data - sources  />
 6      < form - beans >
 7          < form - bean name = " userForm "
 8             type = " com.lucky.struts.form.UserForm "   />
 9
10      </ form - beans >
11
12      < global - exceptions  />
13      < global - forwards >
14          < forward name = " success "  path = " /success.jsp " ></ forward >
15          < forward name = " error "  path = " /error.jsp " ></ forward >
16      </ global - forwards >
17      < action - mappings >
18          < action attribute = " userForm "  input = " /user.jsp "  name = " userForm "
19             parameter = " method "  path = " /user "  scope = " request "
20             type = " com.lucky.struts.action.UserAction " >
21              < forward name = " toAdd "  path = " /add.jsp " ></ forward >
22          </ action >
23
24      </ action - mappings >
25
26      < message - resources parameter = " conf.ApplicationResources "   />
27 </ struts - config >
28
29

add.jsp

 1 <% @ page language="java" import="java.util.*" pageEncoding="ISO-8859-1" %>
 2 <% @include file="./taglib.jsp" %>
 3 <%
 4    String path = request.getContextPath();
 5    String basePath = request.getScheme() + "://"
 6            + request.getServerName() + ":" + request.getServerPort()
 7            + path + "/";
 8 %>
 9
10 <! DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" >
11 < html >
12      < head >
13          < base  href ="<%=basePath%>" >
14
15          < title > My JSP 'add.jsp' starting page </ title >
16
17          < meta  http-equiv ="pragma"  content ="no-cache" >
18          < meta  http-equiv ="cache-control"  content ="no-cache" >
19          < meta  http-equiv ="expires"  content ="0" >
20          < meta  http-equiv ="keywords"  content ="keyword1,keyword2,keyword3" >
21          < meta  http-equiv ="description"  content ="This is my page" >
22          <!--
23     <link rel="stylesheet" type="text/css" href="styles.css">
24      -->
25
26      </ head >
27
28      < body >
29          < br >
30          < br >
31         This is my JSP page.
32          < br >
33          < html:form  action ="user.do?method=executeAdd"  method ="post" >
34              < bean:message  key ="lable.username"   /> : < html:text  property ="username" ></ html:text >
35              < br >
36              < bean:message  key ="lable.password"   /> : < html:text  property ="password" ></ html:text >
37              < html:submit >
38                  < bean:message  key ="button.submit"   />
39              </ html:submit > &nbsp;&nbsp;&nbsp;
40              < html:reset >
41                  < bean:message  key ="button.reset" />
42              </ html:reset >
43          </ html:form >
44      </ body >
45 </ html >
46

error.jsp

 1 <% @ page language="java" import="java.util.*" pageEncoding="ISO-8859-1" %>
 2 <% @include file="./taglib.jsp"  %>
 3 <%
 4String path = request.getContextPath();
 5String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 6 %>
 7
 8 <! DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" >
 9 < html >
10    < head >
11      < base  href ="<%=basePath%>" >
12     
13      < title > My JSP 'error.jsp' starting page </ title >
14     
15      < meta  http-equiv ="pragma"  content ="no-cache" >
16      < meta  http-equiv ="cache-control"  content ="no-cache" >
17      < meta  http-equiv ="expires"  content ="0" >     
18      < meta  http-equiv ="keywords"  content ="keyword1,keyword2,keyword3" >
19      < meta  http-equiv ="description"  content ="This is my page" >
20      <!--
21     <link rel="stylesheet" type="text/css" href="styles.css">
22      -->
23
24    </ head >
25   
26    < body >
27     This is my error JSP page.  < br >
28      < html:errors  name ="message" />
29    </ body >
30 </ html >
31

index.jsp

 1 <% @ page language="java" import="java.util.*" pageEncoding="ISO-8859-1" %>
 2 <% @ include file="./taglib.jsp"  %>
 3 <%
 4String path = request.getContextPath();
 5String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 6 %>
 7
 8 <! DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" >
 9 < html >
10    < head >
11      < base  href ="<%=basePath%>" >
12     
13      < title > My JSP 'index.jsp' starting page </ title >
14      < meta  http-equiv ="pragma"  content ="no-cache" >
15      < meta  http-equiv ="cache-control"  content ="no-cache" >
16      < meta  http-equiv ="expires"  content ="0" >     
17      < meta  http-equiv ="keywords"  content ="keyword1,keyword2,keyword3" >
18      < meta  http-equiv ="description"  content ="This is my page" >
19      <!--
20     <link rel="stylesheet" type="text/css" href="styles.css">
21      -->
22    </ head >
23   
24    < body >
25     This is my JSP page.  < br >
26      < html:link  href ="user.do?method=toAdd" > To add page </ html:link >
27    </ body >
28 </ html >
29

success.jsp

 1 <% @ page language="java" import="java.util.*" pageEncoding="ISO-8859-1" %>
 2 <%
 3String path = request.getContextPath();
 4String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 5 %>
 6
 7 <! DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" >
 8 < html >
 9    < head >
10      < base  href ="<%=basePath%>" >
11     
12      < title > My JSP 'success.jsp' starting page </ title >
13     
14      < meta  http-equiv ="pragma"  content ="no-cache" >
15      < meta  http-equiv ="cache-control"  content ="no-cache" >
16      < meta  http-equiv ="expires"  content ="0" >     
17      < meta  http-equiv ="keywords"  content ="keyword1,keyword2,keyword3" >
18      < meta  http-equiv ="description"  content ="This is my page" >
19      <!--
20     <link rel="stylesheet" type="text/css" href="styles.css">
21      -->
22
23    </ head >
24   
25    < body >
26     This is my success JSP page.  < br >
27    </ body >
28 </ html >
29

taglib.jsp

1 <% @ page language="java" pageEncoding="ISO-8859-1" %>
2
3 <% @ taglib uri="http://struts.apache.org/tags-bean" prefix="bean"  %>
4 <% @ taglib uri="http://struts.apache.org/tags-html" prefix="html"  %>
5 <% @ taglib uri="http://struts.apache.org/tags-logic" prefix="logic"  %>
6 <% @ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles"  %>
7
8

web.xml

 1 <? xml version="1.0" encoding="UTF-8" ?>
 2 < web-app  xmlns ="http://java.sun.com/xml/ns/j2ee"  xmlns:xsi ="http://www.w3.org/2001/XMLSchema-instance"  version ="2.4"  xsi:schemaLocation ="http://java.sun.com/xml/ns/j2ee   http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd" >
 3    < servlet >
 4      < servlet-name > action </ servlet-name >
 5      < servlet-class > org.apache.struts.action.ActionServlet </ servlet-class >
 6      < init-param >
 7        < param-name > config </ param-name >
 8        < param-value > /WEB-INF/struts-config.xml </ param-value >
 9      </ init-param >
10      < init-param >
11        < param-name > debug </ param-name >
12        < param-value > 3 </ param-value >
13      </ init-param >
14      < init-param >
15        < param-name > detail </ param-name >
16        < param-value > 3 </ param-value >
17      </ init-param >
18      < load-on-startup > 0 </ load-on-startup >
19    </ servlet >
20    < servlet-mapping >
21      < servlet-name > action </ servlet-name >
22      < url-pattern > *.do </ url-pattern >
23    </ servlet-mapping >
24    < welcome-file-list >
25      < welcome-file > index.jsp </ welcome-file >
26    </ welcome-file-list >
27 </ web-app >
28
29