控制重复提交

最新推荐文章于 2024-12-24 16:34:09 发布

原创最新推荐文章于 2024-12-24 16:34:09 发布 · 108 阅读

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#JSP #Java #Struts #XML

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//index.jsp
<form action="user" method="post">
			name:
			<input name="name">
			age:
			<input name="age">
			<input type="submit" value="add">
			<s:token></s:token> <!-- 添加token，防止重复提交 -->
		</form>

//struts.xml
<constant name="struts.i18n.encoding" value="GBK" /> <!-- internationalization -->
	<package name="test" namespace="/" extends="struts-default">
		<action name="input" class="com.bjsxt.action.InputAction">
			<result>/index.jsp</result>
		</action>

		<action name="user" class="com.bjsxt.action.UserAction">
			<result>/addOK.jsp</result>
			<interceptor-ref name="defaultStack"></interceptor-ref>
			<interceptor-ref name="token"></interceptor-ref>
			<result name="invalid.token">/error.jsp</result>
		</action>
	</package>

//action
package com.bjsxt.action;

import com.opensymphony.xwork2.ActionSupport;

@SuppressWarnings("serial")
public class InputAction extends ActionSupport {

	@Override
	public String execute() throws Exception {

		return super.execute();
	}

}


package com.bjsxt.action;

import com.opensymphony.xwork2.ActionSupport;

@SuppressWarnings("serial")
public class UserAction extends ActionSupport {

	private String name;
	private int age;

	@Override
	public String execute() throws Exception {
		System.out.println("a user added!");
		return super.execute();
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public int getAge() {
		return age;
	}

	public void setAge(int age) {
		this.age = age;
	}

}