Struts经典案例.doc

Struts（增删改查）Struts.xml?xml version=1.0 encoding=UTF-8?!DOCTYPE struts PUBLIC -/Apache Software Foundation/DTD Struts Configuration 2.0/EN /dtds/struts-2.0.dtdstrutsconstant name=struts.devMode value=true /constant name=struts.custom.i18n.resources value=lang /package name=basicstruts2 extends=struts-defaultaction name=loginresult/login.jsp/result/actionaction name=check class=com.struts.login.ck.LoginActionmethod=execute!- 验证的信息 -result name=input/login.jsp/resultresult name=success/success.jsp/resultresult name=fail/err.jsp/resultresult name=warn/warn.jsp/result/actionaction name=addadmin class=com.struts.login.ck.LoginActionmethod=addAdmin!- 验证的信息 -result name=input/register.jsp/resultresult name=success/loginsuc.jsp/resultresult name=fail/register.jsp/result/actionaction name=selectall class=com.action.struts.person.PersonActionmethod=selectAllPersonresult name=listall/main.jsp/result/actionaction name=delperson class=com.action.struts.person.PersonActionmethod=delPersonresult name=listall type=redirectActionselectall/result/actionaction name=updatep class=com.action.struts.person.PersonActionmethod=updatePersonresult name=listall type=redirectActionselectall/result/actionaction name=addp class=com.action.struts.person.PersonActionmethod=addPerson!- 验证的信息 -result name=input/add.jsp/resultresult name=listall type=redirectActionselectall/result/actionaction name=delpersons class=com.action.struts.person.PersonActionmethod=delPersonsresult name=listall type=redirectActionselectall/result/action/package/struts国际化：lang_pertiesmain.title=Main Pageuser.id=UserID=UserNameuser.age=UserAgeuser.address=Addressuser.caozuo=CaoZuotianjia=AddUsershanchu=DeleteUsersupdate=Updatedel=Deletem.title=Address ListLang_zh_CN.propertiesmain.title=u4E3Bu754Cu9762u8BB0u5F55user.id=u7528u6237ID=u7528u6237u540Duser.age=u5E74u9F84user.address=u4F4Fu5740user.caozuo=u64CDu4F5Ctianjia=u6DFBu52A0u8054u7CFBu4EBAshanchu=u6279u91CFu5220u9664update=u4FEEu6539del=u5220u9664m.title=u4E2Au4EBAu901Au8BAFu5F55LoginAction.javapackage com.struts.login.ck;import java.io.IOException;import java.io.PrintWriter;import javax.servlet.Servlet;import javax.servlet.ServletConfig;import javax.servlet.ServletException;import javax.servlet.ServletRequest;import javax.servlet.ServletResponse;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import erceptor.ServletRequestAware;import com.bean.maneage.Admin;import com.hnsfxy.dao.IAdminDao;import com.hnsfxy.dao.impl.AdminDaoImpl;import com.opensymphony.xwork2.ActionSupport;public class LoginAction extends ActionSupport/* * */private static final long serialVersionUID = 1L;private Admin admin;public Admin getAdmin() return admin;public void setAdmin(Admin admin) this.admin = admin; public String addAdmin() throws Exception /进行判断，如果用户已经存在，则不让他加进去 IAdminDao admindao=new AdminDaoImpl(); String name =admin.getName();if (true = admindao.selAdminByName(name) /有此用户则不让其加入进去return fail; else /无此用户加入进去admindao.addAdmin(admin);return success; public String execute() throws Exception /* * String SUCCESS=; if (admin.equals(admin.getName() * 123.equals(admin.getPassword() SUCCESS=success; return * SUCCESS; else SUCCESS=fail; return SUCCESS; */String flag = ;IAdminDao a = new AdminDaoImpl();int i = a.checkLogin(admin.getName(), admin.getPassword();System.out.println(i);if (i = 0) / 成功登陆了flag = success;return flag; else if (i = 1) / 密码有误flag = fail;return flag; else / 不存在用户flag = warn;return flag;Overridepublic void validate() / 验证有问题if (null = admin.getName() | .equals(admin.getName() this.addFieldError(, 用户名字不能为空!);if (null = admin.getPassword() | .equals(admin.getPassword() this.addFieldError(admin.password, 密码不能为空!);PersonAction.javapackage com.action.struts.person;import java.io.IOException;import java.io.PrintWriter;import java.util.ArrayList;import java.util.List;import java.util.Locale;import javax.servlet.ServletOutputStream;import javax.servlet.ServletRequest;import javax.servlet.http.Cookie;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.apache.struts2.ServletActionContext;import org.apache.struts2.dispatcher.ServletActionRedirectResult;import erceptor.ServletRequestAware;import com.bean.maneage.Person;import com.hnsfxy.dao.IPersonDao;import com.hnsfxy.dao.impl.PersonDaoImpl;import com.opensymphony.xwork2.ActionSupport;public class PersonAction extends ActionSupport implements ServletRequestAware /* * */private static final long serialVersionUID = 1L;private Person person;/ 查询全表的时候没有使用Person对象public Person getPerson() return person;public void setPerson(Person person) this.person = person;private HttpServletRequest request;private HttpServletResponse response;public void setServletRequest(HttpServletRequest request) this.request = request;public void setServletResponse(HttpServletResponse response) this.response = response;IPersonDao pdao = new PersonDaoImpl();public String selectAllPerson() throws Exception ListPerson list = new ArrayListPerson();list = pdao.selAllPerson();request.setAttribute(list, list);/ 传值的方法,jsp中使用request获取值return listall;public String delPerson() throws Exception / System.out.println(person.getId();/ pdao.delPersonById(person.getId();删除的id不能由person获得String sid = request.getParameter(id).toString();int id = Integer.parseInt(sid);pdao.delPersonById(id);return listall;public String updatePerson() throws Exception String sid = request.getParameter(id).toString();int id = Integer.parseInt(sid);String name = request.getParameter(name).toString();String sage = request.getParameter(age).toString();int age = Integer.parseInt(sage);String address = request.getParameter(address).toString();Person p = new Person();p.setId(id);p.setName(name);p.setAge(age);p.setAddress(address);pdao.updatePerson(p);return listall;/ id不是自增长的可以自动设置的 最好加一个验证public String addPerson() throws Exception pdao.addPerson(person);return listall;/ 添加的时候要验证的public String delPersons() throws Exception / 使用request获取的/ 需要完善String s = request.getParameterValues(like);if (null = s) return listall; else for (int i = 0; i s.length; i+) / System.out.println(si);int id = Integer.parseInt(si);pdao.delPersonById(id);return listall;WebRoot文件夹Login.jsp% page language=java contentType=text/html; charset=GBK pageEncoding=GBK% taglib prefix=s uri=/struts-tags %!DOCTYPE html PUBLIC -/W3C/DTD HTML 4.01 Transitional/EN /TR/html4/loose.dtdhtmlheadmeta http-equiv=Content-Type content=text/html; charset=GBKtitle个人通信录/title/headbodycenterh1登陆页面/h1s:form action=checks:textfield name= label=用户名 /s:password name=admin.password label=密码 /s:submit value=登陆 /s:form%/request.setAttribute(name, 必须登录); %a href=register.jsp新用户注册/a/center/body/htmlMain.jsp%page import=com.bean.maneage.Person%page import=java.util.List%page import=com.sun.jndi.url.ldaps.ldapsURLContextFactory% page language=java contentType=text/html; charset=GBKpageEncoding=GBK% taglib prefix=s uri=/struts-tags%!DOCTYPE html PUBLIC -/W3C/DTD HTML 4.01 Transitional/EN /TR/html4/loose.dtdhtmlheadmeta http-equiv=Content-Type content=text/html; charset=GBKtitles:text name=m.title /titlescriptfunction selAll(like, ck) var elems = document.getElementsByName(like);for ( var i = 0; i elems.length; i+) elemsi.checked = ck.checked;/script/headbodycenterh1s:text name=main.title /h1table border=1tr!- th记录编号th-thinput type=checkbox name=ckonclick=selAll(like,ck)/thths:text name=user.id /thths:text name= /thths:text name=user.age /thths:text name=user.address /thths:text name=user.caozuo /th/tr!- 对指定的List对象尽行迭代输出 -form action=delpersons.actions:iterator value=#request.list status=st id=ltrtdinput type=checkbox name=like value=$l.id /td!- tds:property value=#st.index /td -tds:property value=#l.id /tdtds:property value=# /tdtds:property value=#l.age /tdtds:property value=#l.address /tdtdahref=update.jsp?id=$l.idname=$age=$l.ageaddress=$l.addresss:i18nname=langs:text name=update /s:i18n /anbsp;nbsp;nbsp;a href=delperson.action?id=$l.ids:i18nname=langs:text name=del /s:i18n /a/td/tr/s:iterator/tablea href=add.jsps:text name=tianjia / /anbsp;nbsp;nbsp;!- a href=delpersons.actions:text name=shanchu / /a -input type=submit value=s:text name=shanchu / /form/center/body/htmlRegister.jsp% page language=java contentType=text/html; charset=GBKpageEncoding=GBK% taglib prefix=s uri=/struts-tags%!DOCTYPE html PUBLIC -/W3C/DTD HTML 4.01 Transitional/EN /TR/html4/loose.dtdhtmlheadmeta http-equiv=Content-Type content=text/html; charset=GBKtitle注册/titlescriptfunction sendRequest(name) /创建AJAX的对象var request;if (window.XMLHttpRequest) request = new XMLHttpRequest(); else request = new ActiveXObject(Microsoft.XMLHTTP);/alert(name);request.onreadystatechange = function() if (request.status = 200 request.readyState = 4) /处理返回的值，将其写入到页面中去/alert(request.responseText);document.getElementById(div).innerHTML = request.responseText;request.open(GET, checkname.jsp?name= + name, true);/向服务器端传数据 以异步的方式进行的request.send();/scriptstyle#div position: absolute;top: 75px;right: 170px; /* border: 1px solid #0000ff;*/ width:200px/style/headbodydiv id=div/divcenterh1用户注册/h1s:form action=addadmins:textfield name= label=用户名onblur=sendRequest(this.value) /s:password name=admin.password label=密码 /s:submit value=注册 /s:form/center/body/htmlcheckname.jsp%page import=com.hnsfxy.dao.impl.AdminDaoImpl%page import=java.io.PrintWriter% page language=java contentType=text/html; charset=GBKpageEncoding=GBK% taglib prefix=s uri=/struts-tags%!DOCTYPE html PUBLIC -/W3C/DTD HTML 4.01 Transitional/EN /TR/html4/loose.dtdhtmlheadmeta http-equiv=Content-Type content=text/html; charset=GBKtitle注册/title/headbody%response.setContentType(text/html);AdminDaoImpl admindao = new AdminDaoImpl();String name = request.getParameter(name).toString();if(.equals(name)|null=name) out.println(font color=ffoooo*用户名不能为空或者空格!/font);elseif (true = admindao.selAdminByName(name) out.println(font color=ffoooo*用户名已经存在！/font); else out.println(font color=00ff00此用户名可以使用./font);%/body/htmlLoginsuc.jsp% page language=java contentType=text/html; charset=GBKpageEncoding=GBK% taglib prefix=s uri=/struts-tags%!DOCTYPE html PUBLIC -/W3C/DTD HTML 4.01 Transitional/EN /TR/html4/loose.dtdhtmlheadmeta http-equiv=Content-Type content=text/html; charset=GBKmeta http-equiv=refresh content=1;url=login.jsp/headbody bgcolor=999999brbrbrcenterhrh1注册成功！/h1hr/center/body/htmlAdd.jsp% page language=java contentType=text/html; charset=GBKpageEncoding=GBK% taglib prefix=s uri=/struts-tags%!DOCTYPE html PUBLIC -/W3C/DTD HTML 4.01 Transitional/EN /TR/html4/loose.dtdhtmlheadmeta http-equiv=Content-Type content=text/html; charset=GBKtitle基于Struts框架的个人通信录/title/headbodycenterh1增加联系人/h1s:form action=addps:textfield name=person.id label=编号onblur=sendRequest(this.value) /s:textfield name= label=用户名 /s:textfield name=person.age label=年龄 /s:textfield name=person.addres