org.codehaus.groovy.grails.validation
Class BlankConstraint

java.lang.Object
  org.codehaus.groovy.grails.validation.AbstractConstraint
      org.codehaus.groovy.grails.validation.AbstractVetoingConstraint
          org.codehaus.groovy.grails.validation.BlankConstraint

All Implemented Interfaces:

Constraint, VetoingConstraint, MessageSourceAware

public class BlankConstraint
extends AbstractVetoingConstraint

A Constraint that validates a string is not blank.

Since:

0.4

Author:

Graeme Rocher

Field Summary

Fields inherited from class org.codehaus.groovy.grails.validation.AbstractConstraint

classShortName, constraintOwningClass, constraintParameter, constraintPropertyName, messageSource

Constructor Summary

BlankConstraint()

Method Summary

String	getName()
Object	getParameter()
protected boolean	processValidateWithVetoing(Object target, Object propertyValue, Errors errors)
void	setParameter(Object constraintParameter) The parameter which the constraint is validated against
protected boolean	skipBlankValues()
boolean	supports(Class type) Returns whether the constraint supports being applied against the specified type;

Methods inherited from class org.codehaus.groovy.grails.validation.AbstractVetoingConstraint

processValidate, validateWithVetoing

Methods inherited from class org.codehaus.groovy.grails.validation.AbstractConstraint

checkState, getDefaultMessage, getPropertyName, rejectValue, rejectValue, rejectValue, rejectValue, rejectValue, rejectValueWithDefaultMessage, setMessageSource, setOwningClass, setPropertyName, skipNullValues, toString, validate

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.codehaus.groovy.grails.validation.Constraint

getPropertyName, setMessageSource, setOwningClass, setPropertyName, validate

Constructor Detail

BlankConstraint

public BlankConstraint()

Method Detail

supports

public boolean supports(Class type)

Description copied from interface: Constraint

Returns whether the constraint supports being applied against the specified type;

Parameters:

type - The type to support

Returns:

True if the constraint can be applied against the specified type

getParameter

public Object getParameter()

setParameter

public void setParameter(Object constraintParameter)

Description copied from interface: Constraint

The parameter which the constraint is validated against

Specified by:

setParameter in interface Constraint

Overrides:

setParameter in class AbstractConstraint

Parameters:

constraintParameter - The constraintParameter to set.

getName

public String getName()

Returns:

The name of the constraint

skipBlankValues

protected boolean skipBlankValues()

Overrides:

skipBlankValues in class AbstractConstraint

processValidateWithVetoing

protected boolean processValidateWithVetoing(Object target,
                                             Object propertyValue,
                                             Errors errors)

Specified by:

processValidateWithVetoing in class AbstractVetoingConstraint