zoukankan      html  css  js  c++  java
  • struts框架校验

    struts框架校验步骤:

    • 在Action的相同目录下创建xml文件(命名规则为:Action名-validation.xml)

    • 编辑xml文件:(LoginAction-validation.xml)
     1 <?xml version="1.0" encoding="UTF-8"?>
     2 <!DOCTYPE validators PUBLIC
     3         "-//Apache Struts//XWork Validator 1.0.2//EN"
     4         "http://struts.apache.org/dtds/xwork-validator-1.0.2.dtd">
     5 
     6 <validators>
     7     <field name="username">
     8         <field-validator type="requiredstring">
     9             <message>姓名不能为空!</message>
    10         </field-validator>
    11     </field>
    12     <field name="age">
    13         <field-validator type="required">
    14             <message>年龄不能为空!</message>
    15         </field-validator>
    16         <field-validator type="int">
    17             <param name="min">18</param>
    18             <param name="max">33</param>
    19             <message>年龄要介于18到33之间!</message>
    20         </field-validator>
    21     </field>
    22 </validators>

    其中一个<field>标签对应Action里面的一个属性,<field-validator>标签对应的是struts内置的校验器,这些标签可以在以下地方找到:(其中name属性对应的都是java里面的setXXX的XXX属性名)

    打开此包,在default.xml下可以找到标签属性对应的校验器:

    default.xml:

     1 <?xml version="1.0" encoding="UTF-8"?>
     2 <!DOCTYPE validators PUBLIC
     3         "-//Apache Struts//XWork Validator Definition 1.0//EN"
     4         "http://struts.apache.org/dtds/xwork-validator-definition-1.0.dtd">
     5 
     6 <!-- START SNIPPET: validators-default -->
     7 <validators>
     8     <validator name="required" class="com.opensymphony.xwork2.validator.validators.RequiredFieldValidator"/>
     9     <validator name="requiredstring" class="com.opensymphony.xwork2.validator.validators.RequiredStringValidator"/>
    10     <validator name="int" class="com.opensymphony.xwork2.validator.validators.IntRangeFieldValidator"/>
    11     <validator name="long" class="com.opensymphony.xwork2.validator.validators.LongRangeFieldValidator"/>
    12     <validator name="short" class="com.opensymphony.xwork2.validator.validators.ShortRangeFieldValidator"/>
    13     <validator name="double" class="com.opensymphony.xwork2.validator.validators.DoubleRangeFieldValidator"/>
    14     <validator name="date" class="com.opensymphony.xwork2.validator.validators.DateRangeFieldValidator"/>
    15     <validator name="expression" class="com.opensymphony.xwork2.validator.validators.ExpressionValidator"/>
    16     <validator name="fieldexpression" class="com.opensymphony.xwork2.validator.validators.FieldExpressionValidator"/>
    17     <validator name="email" class="com.opensymphony.xwork2.validator.validators.EmailValidator"/>
    18     <validator name="url" class="com.opensymphony.xwork2.validator.validators.URLValidator"/>
    19     <validator name="visitor" class="com.opensymphony.xwork2.validator.validators.VisitorFieldValidator"/>
    20     <validator name="conversion" class="com.opensymphony.xwork2.validator.validators.ConversionErrorFieldValidator"/>
    21     <validator name="stringlength" class="com.opensymphony.xwork2.validator.validators.StringLengthFieldValidator"/>
    22     <validator name="regex" class="com.opensymphony.xwork2.validator.validators.RegexFieldValidator"/>
    23     <validator name="conditionalvisitor" class="com.opensymphony.xwork2.validator.validators.ConditionalVisitorFieldValidator"/>
    24 </validators>
    25 <!--  END SNIPPET: validators-default -->

    在eclipse中Debug Web项目:

  • 相关阅读:
    创建表空间tablespace,删除
    oracle表分区的,分区操作,分区查询,子分区查询
    oracle表分区创建
    git代码提交步骤,教程
    Spring整合Quartz实现动态定时器,相关api,定时器添加,删除,修改
    spring + quartz定时任务,以及修改定时任务
    oracle表分区详解
    Navicat for Oracle 绿色版 连接 Oracle 12c
    spring 整合maven 定时任务调度,多个任务写法
    Unity3D 之UGUI制小地图
  • 原文地址:https://www.cnblogs.com/hanyuan/p/validate_in_struts2.html
Copyright © 2011-2022 走看看