org.codehaus.griffon.runtime.validation.constraints

Class BlankConstraint

java.lang.Object

org.codehaus.griffon.runtime.validation.constraints.AbstractConstraint

org.codehaus.griffon.runtime.validation.constraints.AbstractVetoingConstraint

org.codehaus.griffon.runtime.validation.constraints.BlankConstraint

All Implemented Interfaces:

Constraint, VetoingConstraint

public class BlankConstraint
extends AbstractVetoingConstraint

A Constraint that validates a string is not blank.

Author:

Graeme Rocher (Grails 0.4)

Field Summary

Fields

Modifier and Type	Field and Description
static String	DEFAULT_BLANK_MESSAGE
static String	DEFAULT_BLANK_MESSAGE_CODE
static String	VALIDATION_DSL_NAME

Fields inherited from class org.codehaus.griffon.runtime.validation.constraints.AbstractConstraint

classShortName, constraintOwningClass, constraintParameter, constraintPropertyName, messageSource

Fields inherited from interface griffon.plugins.validation.constraints.Constraint

EXCEEDED_SUFFIX, INVALID_SUFFIX, NOT_PREFIX, NOTMET_SUFFIX, TOOBIG_SUFFIX, TOOLONG_SUFFIX, TOOSHORT_SUFFIX, TOOSMALL_SUFFIX

Constructor Summary

Constructors

Constructor and Description
BlankConstraint()

Method Summary

Modifier and Type	Method and Description
String	getName()
Object	getParameter()
boolean	isBlank()
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.griffon.runtime.validation.constraints.AbstractVetoingConstraint

processValidate, validateWithVetoing

Methods inherited from class org.codehaus.griffon.runtime.validation.constraints.AbstractConstraint

checkState, getDefaultMessage, getPropertyName, isValid, 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 griffon.plugins.validation.constraints.Constraint

getPropertyName, isValid, setMessageSource, setOwningClass, setPropertyName, validate

Field Detail

VALIDATION_DSL_NAME

public static final String VALIDATION_DSL_NAME

See Also:

Constant Field Values

DEFAULT_BLANK_MESSAGE_CODE

public static final String DEFAULT_BLANK_MESSAGE_CODE

See Also:

Constant Field Values

DEFAULT_BLANK_MESSAGE

public static final String DEFAULT_BLANK_MESSAGE

See Also:

Constant Field Values

Constructor Detail

BlankConstraint

public BlankConstraint()

Method Detail

supports

public boolean supports(@Nonnull
                        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

@Nonnull
public Object getParameter()

Specified by:

getParameter in interface Constraint

Overrides:

getParameter in class AbstractConstraint

isBlank

public boolean isBlank()

setParameter

public void setParameter(@Nonnull
                         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

@Nonnull
public String getName()

Returns:

The name of the constraint

skipBlankValues

protected boolean skipBlankValues()

Overrides:

skipBlankValues in class AbstractConstraint

processValidateWithVetoing

protected boolean processValidateWithVetoing(@Nonnull
                                             Object target,
                                             @Nullable
                                             Object propertyValue,
                                             @Nonnull
                                             Errors errors)

Specified by:

processValidateWithVetoing in class AbstractVetoingConstraint