Intellij IDEA《十分鐘,配置struts2》by me

1.加載Struts 2類庫html

<dependencies>
<!-- Struts 2 核心包-->
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-core</artifactId>
<version>2.3.4.1</version>
</dependency>
<!-- Struts 2 構建基礎-->
<dependency>
<groupId>org.apache.struts.xwork</groupId>
<artifactId>xwork-core</artifactId>
<version>2.3.4.1</version>
</dependency>
</dependencies>
<build>
<resources>
<resource>
<directory>src/main/java</directory>
<includes>
<include>**/*.xml</include>
</includes>
</resource>
</resources>
</build>

2.配置wbe.xml文件java

<web-app>
<display-name>Archetype Created Web Application</display-name>

<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>

</web-app>
 

3.開發視圖層頁面

<%@ taglib uri="/struts-tags" prefix="s"   %>
<html>
<head>
<title>Struts</title>
</head>
<body>
<h2>第一個Strusts 2案例</h2>
<s:property value="message"></s:property>
<form action="helloWorld" method="post">
用戶名:<input name="uname" /><s:fielderror fieldName="uname"></s:fielderror>
密碼: <input type="password" name="upwd"/><s:fielderror fieldName="pwd" ></s:fielderror>
<input type="submit" value="提交">
</form>
</body>
</html>
 

4.開發控制層頁面Action

public class HelloWorldAction extends ActionSupport implements Action {
private String uname;
private String upwd;
private String message;
//惟一的執行方法
public String execute() throws Exception {
if (this.getUname().equals("1")&&this.getUpwd().equals("1")){
this.setMessage("Hello!"+this.getUname());
return "success";
}else{
return "input";
}

}
//服務器端數據校驗
public void validate(){
if (this.getUname().length()==0){
addFieldError("uname","用戶名不能爲空");
}
if (this.getUpwd().length()==0){
addFieldError("pwd","密碼不能爲空");
}
}

public String getUpwd() {
return upwd;
}

public void setUpwd(String upwd) {
this.upwd = upwd;
}

public String getUname() {
return uname;
}

public void setUname(String uname) {
this.uname = uname;
}

public String getMessage() {
return message;
}

public void setMessage(String message) {
this.message = message;
}

}

5.配置Struts.xmlweb

<struts>
<package name="default" namespace="/" extends="struts-default">
<action name="helloWorld" class="HelloWorldAction">
<result name="success">/First.jsp</result>
<result name="input">/First.jsp</result>
</action>
</package>
</struts>

6.部署、運行項目apache

  

  • 直接運行

  • 正確輸入用戶名,密碼

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