第十四讲：tapestry form验证

时间 2019-11-08

标签第十四 tapestry form 验证繁體版

原文原文链接

tapestry提供了表单验证，大大简化了咱们手工编写验证代码的麻烦。经常使用验证有：required(必须的)、email(邮箱验证)、maxLength(最大字符数)、minLength(最小字符数)、max(最大值)、min(最小值)、regexp(正则表达式)。奇怪的是5.3.1验证有bug，5.3.2已经修复了....源码以下：html

Validators1.javajava

/**

* 项目名称：TapestryStart

* 开发模式：Maven+Tapestry5.x+Tapestry-hibernate+Mysql

* 网址： http://www.flywind.org

* 版本：1.0

* 编写：飞风

* 时间：2012-02-29

package com.tapestry.app.pages;

import org.apache.tapestry5.annotations.InjectPage;

import org.apache.tapestry5.annotations.Property;

import org.apache.tapestry5.beaneditor.Validate;

public class Validators1 {

@Property

@Validate("required")

private String firstName;

@Property

@Validate("required")

private String lastName;

@InjectPage

private Validators2 validators2;

Object onSuccess(){

validators2.set(firstName, lastName);

return validators2;

}

Validators1.tml正则表达式

<html t:type="layout" title="tapestryStart Index" t:sidebarTitle="Framework Version"

xmlns:t="http://tapestry.apache.org/schema/tapestry_5_3.xsd" xmlns:p="tapestry:parameter">

<t:form>

<t:errors/>

姓：<input t:type="textField" t:id="firstName" value="firstName"/><br/>

名字：<input t:type="textField" t:id="lastName" value="lastName"/><br/>

</t:form>

</html>

Validators2.javasql

/**

* 项目名称：TapestryStart

* 开发模式：Maven+Tapestry5.x+Tapestry-hibernate+Mysql

* 网址： http://www.flywind.org

* 版本：1.0

* 编写：飞风

* 时间：2012-02-29

package com.tapestry.app.pages;

public class Validators2 {

private String firstName;

private String lastName;

public void set(String firstName, String lastName){

this.firstName = firstName;

this.lastName = lastName;

}

public String getName(){

return firstName + " " + lastName;

}

String[] onPassivate(){

return new String[]{firstName, lastName};

}

void onActivate(String firstName, String lastName){

this.firstName = firstName;

this.lastName = lastName;

}

Validators2.tmlapache

<html t:type="layout" title="tapestryStart Index" t:sidebarTitle="Framework Version"

xmlns:t="http://tapestry.apache.org/schema/tapestry_5_3.xsd" xmlns:p="tapestry:parameter">

姓名：${name}<br/>

<t:pagelink page="Validators1">返回</t:pagelink>

</html>

http://localhost/Validator/Validators1