strust2_002

最新推荐文章于 2024-05-02 18:23:22 发布

原创最新推荐文章于 2024-05-02 18:23:22 发布 · 130 阅读

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#struts2 #servlet API

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<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd">
<struts>

	<constant name="struts.i18n.encoding" value="utf-8"></constant>
	<package name="user" namespace="/user" extends="struts-default">

		<global-results>
			<result name="success">/success.jsp</result>
		</global-results>

		<action name="loginAction" class="action.LoginAction">
			<result name="error">/index.jsp</result>
		</action>

		<action name="testAction" class="action.TestAction">

		</action>

		<action name="testAction1" class="action.TestAction1">

		</action>

		<action name="testAction2" class="action.TestAction2">

		</action>
		<action name="testAction3" class="action.TestAction3">

		</action>
		<action name="testAction4" class="action.TestAction4">

		</action>

	</package>
</struts>


package action;

import com.opensymphony.xwork2.ActionSupport;

import entity.User;

public class LoginAction extends ActionSupport {

	private User user;

	public String login() {
		String r = "success";
		if (null == user.getUserName() || "".equals(user.getUserName())) {
			addFieldError("error_name", "username is error!");
			r = "error";
		} else if (null == user.getPassword() || "".equals(user.getPassword())) {
			addFieldError("error_pwd", "password is error!");
			r = "error";
		}

		return r;

	}

	public User getUser() {
		return user;
	}

	public void setUser(User user) {
		this.user = user;
	}

}


package action;

public class TestAction {
	public String test(){
		System.out.println("test");
		return null;
	}
}


package action;

import java.util.Map;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.ActionSupport;

public class TestAction1 extends ActionSupport {

	private Map<String, Object> request;
	private Map<String, Object> session;
	private Map<String, Object> application;

	@SuppressWarnings("unchecked")
	public String test() {

		request = (Map<String, Object>) ActionContext.getContext().get(
				"request");
		session = ActionContext.getContext().getSession();
		application = ActionContext.getContext().getApplication();

		request.put("r1", "r1");
		session.put("s1", "s1");
		application.put("a1", "a1");

		return SUCCESS;
	}
}


package action;

import java.util.Map;

import org.apache.struts2.interceptor.ApplicationAware;
import org.apache.struts2.interceptor.RequestAware;
import org.apache.struts2.interceptor.SessionAware;

import sun.org.mozilla.javascript.internal.ContextAction;

import com.opensymphony.xwork2.ActionSupport;

public class TestAction2 extends ActionSupport implements RequestAware,SessionAware,ApplicationAware {

	private Map<String,Object> request;
	private Map<String,Object> session;
	private Map<String,Object> application;

	public String test(){

		request.put("r1", "r11");
		session.put("s1", "s11");
		application.put("a1", "a11");

		return SUCCESS;
	}


	public void setRequest(Map<String, Object> request) {
		this.request = request;
	}
	public void setSession(Map<String, Object> session) {
		this.session = session;
	}
	public void setApplication(Map<String, Object> application) {
		this.application = application;
	}



}


package action;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.ActionSupport;

public class TestAction3 extends ActionSupport {

	private HttpServletRequest request;
	private HttpServletResponse response;
	private HttpSession session;
	private ServletContext application;

	public String test() {
		request = ServletActionContext.getRequest();
		response = ServletActionContext.getResponse();
		session = request.getSession();
		application = ServletActionContext.getServletContext();

		request.setAttribute("r1", "r111");
		session.setAttribute("s1", "s111");
		application.setAttribute("a1", "a111");

		return SUCCESS;
	}
}


package action;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts2.interceptor.ServletRequestAware;
import org.apache.struts2.interceptor.ServletResponseAware;
import org.apache.struts2.util.ServletContextAware;

import com.opensymphony.xwork2.ActionSupport;

public class TestAction4 extends ActionSupport implements ServletRequestAware,
		ServletResponseAware, ServletContextAware {

	private HttpServletRequest request;
	private HttpServletResponse response;
	private HttpSession session;
	private ServletContext application;

	public String test() {

		session = request.getSession();

		request.setAttribute("r1", "r1111");
		session.setAttribute("s1", "s1111");
		application.setAttribute("a1", "a1111");

		return SUCCESS;

	}

	public void setServletRequest(HttpServletRequest request) {
		this.request = request;
	}

	public void setServletResponse(HttpServletResponse response) {
		this.response = response;
	}

	public void setServletContext(ServletContext application) {
		this.application = application;
	}

}


<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib  uri="/struts-tags" prefix="s" %>


<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">

    <title>My JSP 'index.jsp' starting page</title>
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->
  </head>

  <body>
    <form action="user/loginAction!login" method="post">
    	username:<input type="text" name="user.userName"/><s:fielderror fieldName="error_name"></s:fielderror><br/>
    	password:<input type="password" name="user.password" /><s:fielderror fieldName="error_pwd"></s:fielderror> <br/>
    	<input type="submit" value="登录"/>
    	<s:debug></s:debug>
    </form>
  </body>
</html>


<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib uri="/struts-tags" prefix="s"%>
<%
	String path = request.getContextPath();
	String basePath = request.getScheme() + "://"
			+ request.getServerName() + ":" + request.getServerPort()
			+ path + "/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
	<head>
		<base href="<%=basePath%>">

		<title>My JSP 'success.jsp' starting page</title>

		<meta http-equiv="pragma" content="no-cache">
		<meta http-equiv="cache-control" content="no-cache">
		<meta http-equiv="expires" content="0">
		<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
		<meta http-equiv="description" content="This is my page">
		<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

	</head>

	<body>
		<font color="red">${user.userName }</font>登录成功....
		<br />
		<font color="red"><s:property value="user.userName" />
		</font>登录成功....
		<br />
		<font color="red"><s:property value="#request.user.userName" />
		</font>登录成功....
		<br />

		<s:property value="#request.r1" />
		<br />
		<s:property value="#session.s1" />
		<br />
		<s:property value="#application.a1" />
		<br />

		<s:debug></s:debug>
	</body>
</html>