org.nuiton.validator.xwork2.field
Class NuitonFieldExpressionValidator

java.lang.Object
  com.opensymphony.xwork2.validator.validators.ValidatorSupport
      com.opensymphony.xwork2.validator.validators.FieldValidatorSupport
          com.opensymphony.xwork2.validator.validators.FieldExpressionValidator
              org.nuiton.validator.xwork2.field.NuitonFieldExpressionValidator

All Implemented Interfaces:

com.opensymphony.xwork2.validator.FieldValidator, com.opensymphony.xwork2.validator.ShortCircuitableValidator, com.opensymphony.xwork2.validator.Validator

Direct Known Subclasses:

CollectionFieldExpressionValidator, FieldExpressionWithParamsValidator

public class NuitonFieldExpressionValidator
extends com.opensymphony.xwork2.validator.validators.FieldExpressionValidator

Nuiton default field validator.

This validator offers a skip property that can be used to skip or not the validator, this property is a OGNL expression.

To use this new field validator support, just now implements the method validateWhenNotSkip(Object). This method will be invoked only if the skip parameter is evaluated to false.

Since:

2.3

Author:

tchemit

Field Summary

protected String

skip extra parameter at the very beginning of the validate(Object) method to be able to skip (or not) the validator execution.

Fields inherited from class com.opensymphony.xwork2.validator.validators.ValidatorSupport

defaultMessage, log, messageKey

Constructor Summary

NuitonFieldExpressionValidator()

Method Summary

protected boolean	evaluateSkipParameter(Object object) Evaluate the skip parameter value against the object to validate.
void	setSkip(String skip) Sets the value of the skip parameter.
void	validate(Object object)
protected void	validateWhenNotSkip(Object object) Method to be invoked when skip parameter was not evaludated to true.

Methods inherited from class com.opensymphony.xwork2.validator.validators.FieldExpressionValidator

getExpression, setExpression

Methods inherited from class com.opensymphony.xwork2.validator.validators.FieldValidatorSupport

getFieldName, getValidatorType, setFieldName, setValidatorType

Methods inherited from class com.opensymphony.xwork2.validator.validators.ValidatorSupport

addActionError, addFieldError, conditionalParse, getDefaultMessage, getFieldValue, getMessage, getMessageKey, getMessageParameters, getParse, getValidatorContext, isShortCircuit, setDefaultMessage, setMessageKey, setMessageParameters, setParse, setShortCircuit, setValidatorContext, setValueStack

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.opensymphony.xwork2.validator.Validator

getDefaultMessage, getMessage, getMessageKey, getMessageParameters, getValidatorContext, setDefaultMessage, setMessageKey, setMessageParameters, setValidatorContext, setValueStack

Field Detail

skip

protected String skip

extra parameter at the very beginning of the validate(Object) method to be able to skip (or not) the validator execution.

by default the value is false : it seems fair to want to validate if the validator is used :D...

Constructor Detail

NuitonFieldExpressionValidator

public NuitonFieldExpressionValidator()

Method Detail

setSkip

public void setSkip(String skip)

Sets the value of the skip parameter.

Parameters:

skip - the new value of the skip parameter

validateWhenNotSkip

protected void validateWhenNotSkip(Object object)
                            throws com.opensymphony.xwork2.validator.ValidationException

Method to be invoked when skip parameter was not evaludated to true.

Parameters:

object - the object to be validated.

Throws:

com.opensymphony.xwork2.validator.ValidationException - is thrown if there is validation error(s).

validate

public void validate(Object object)
              throws com.opensymphony.xwork2.validator.ValidationException

Specified by:

validate in interface com.opensymphony.xwork2.validator.Validator

Overrides:

validate in class com.opensymphony.xwork2.validator.validators.FieldExpressionValidator

Throws:

com.opensymphony.xwork2.validator.ValidationException

evaluateSkipParameter

protected boolean evaluateSkipParameter(Object object)
                                 throws com.opensymphony.xwork2.validator.ValidationException

Evaluate the skip parameter value against the object to validate.

This parameter can be an OGNL expression.

Parameters:

object - the object to validate

Returns:

the evaluation of the skip parameter.

Throws:

com.opensymphony.xwork2.validator.ValidationException - if could not evaluate the parameter