com.opensymphony.xwork2.validator.validators
Class ExpressionValidator

java.lang.Object
  extended by com.opensymphony.xwork2.validator.validators.ValidatorSupport
      extended by com.opensymphony.xwork2.validator.validators.ExpressionValidator
All Implemented Interfaces:
ShortCircuitableValidator, Validator

public class ExpressionValidator
extends ValidatorSupport

A Non-Field Level validator that validates based on regular expression supplied.

 
     <validators>
           <validator type="expression">
              <param name="expression"> .... </param>
              <message>Failed to meet Ognl Expression  .... </message>
           </validator>
     </validators>
 
 

Author:
Jason Carreira

Field Summary
 
Fields inherited from class com.opensymphony.xwork2.validator.validators.ValidatorSupport
defaultMessage, log, messageKey
 
Constructor Summary
ExpressionValidator()
           
 
Method Summary
 java.lang.String getExpression()
           
 void setExpression(java.lang.String expression)
           
 void validate(java.lang.Object object)
          The validation implementation must guarantee that setValidatorContext will be called with a non-null ValidatorContext before validate is called.
 
Methods inherited from class com.opensymphony.xwork2.validator.validators.ValidatorSupport
addActionError, addFieldError, conditionalParse, getDefaultMessage, getFieldValue, getMessage, getMessageKey, getMessageParameters, getParse, getValidatorContext, getValidatorType, isShortCircuit, setDefaultMessage, setMessageKey, setMessageParameters, setParse, setShortCircuit, setValidatorContext, setValidatorType, setValueStack
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ExpressionValidator

public ExpressionValidator()
Method Detail

setExpression

public void setExpression(java.lang.String expression)

getExpression

public java.lang.String getExpression()

validate

public void validate(java.lang.Object object)
              throws ValidationException
Description copied from interface: Validator
The validation implementation must guarantee that setValidatorContext will be called with a non-null ValidatorContext before validate is called.

Parameters:
object - the object to be validated.
Throws:
ValidationException - is thrown if there is validation error(s).


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