struts2 效验文件模板

struts2中的数据校验文件配置 
<?xml version="1.0" encoding="UTF-8"?> 

<!DOCTYPE validators PUBLIC 

  "-//OpenSymphony Group//XWork Validator 1.0//EN" 

  "http://www.opensymphony.com/xwork/xwork-validator-1.0.2.dtd"> 

  

<!-- START SNIPPET: fieldValidatorsExample -->  

  

<validators> 

对必填校验 

<field name="requiredValidatorField"> 

<field-validator type="required"> 

<message >必填内容</message> 

</field-validator> 

</field> 

必填字符串校验 

<field name="requiredStringValidatorField"> 

<field-validator type="requiredstring"> 

<param name="trim">true</param> 

<message  >字符串必填校验</message> 

</field-validator> 

</field> 

对int类型的校验 

<field name="integerValidatorField"> 

<field-validator type="int"> 

<param name="min">1</param> 

<param name="max">10</param> 

<message key="validate.integerValidatorField" /> 

</field-validator> 

</field> 

对日期的校验 

<field name="dateValidatorField"> 

<field-validator type="date"> 

<param name="min">01/01/1990</param> 

<param name="max">01/01/2000</param> 

<message key="validate.dateValidatorField" /> 

</field-validator> 

</field> 

对email的校验 

<field name="emailValidatorField"> 

<field-validator type="email"> 

<message key="validate.emailValidatorField" /> 

</field-validator> 

</field> 

对URL的校验 

<field name="urlValidatorField"> 

<field-validator type="url"> 

<message key="validate.urlValidatorField" /> 

</field-validator> 

</field> 

对字符串长度的校验 

<field name="stringLengthValidatorField"> 

<field-validator type="stringlength"> 

<param name="maxLength">4</param> 

<param name="minLength">2</param> 

<param name="trim">true</param> 

<message key="validate.stringLengthValidatorField" /> 

</field-validator> 

</field> 

对正则表达式的校验 

<field name="regexValidatorField"> 

<field-validator type="regex"> 

<param name="expression">.*\.txt</param> 

<message key="validate.regexValidatorField" /> 

</field-validator> 

</field> 

对字段表达式的校验 

<field name="fieldExpressionValidatorField"> 

<field-validator type="fieldexpression"> 

<param name="expression">(fieldExpressionValidatorField == requiredValidatorField)</param> 

<message key="validate.fieldExpressionValidatorField" /> 

</field-validator> 

</field> 

</validators>