org.loom.validator
Class AbstractRequiredValidator<T>

java.lang.Object
  org.loom.validator.AbstractPropertyValidator
      org.loom.validator.AbstractRequiredValidator<T>

Type Parameters:

T - The java class of fields validated by this validator

All Implemented Interfaces:

FormInputDecorator, PropertyValidator

Direct Known Subclasses:

RequiredArrayValidator, RequiredCollectionValidator, RequiredMapValidator, RequiredObjectValidator, RequiredStringValidator

public abstract class AbstractRequiredValidator<T>
extends AbstractPropertyValidator

Parent of all the RequiredValidator classes

Author:

Ignacio Coloma

Field Summary

static java.lang.String	REQUIRED_COLLECTION_MESSAGE required collection/array/map message key
static java.lang.String	REQUIRED_MESSAGE required simple property message key

Constructor Summary

AbstractRequiredValidator()

Method Summary

void	decorate(FormInputTag tag) Add attributes to the tag based on this Validator instance metadata
protected java.lang.String	getDefaultRequiredMessage()
protected abstract boolean	isEmpty(T value)
protected void	setDefaultRequiredMessage(java.lang.String defaultRequiredMessage)
protected void	toString(java.lang.StringBuilder builder) Method for debugging purposes
void	validate(ValidationRequest request, java.lang.Object v) Validates one input value and adds to errors any validation error found

Methods inherited from class org.loom.validator.AbstractPropertyValidator

getMessagePrefix, getOverridenMessageKey, getPropertyPath, isValidateCollectionContainer, pushPropertyPath, setMessagePrefix, setOverridenMessageKey, setPropertyPath, setValidateCollectionContainer, toString, validateCollectionContainer

Methods inherited from class java.lang.Object

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

Field Detail

REQUIRED_MESSAGE

public static final java.lang.String REQUIRED_MESSAGE

required simple property message key

See Also:

Constant Field Values

REQUIRED_COLLECTION_MESSAGE

public static final java.lang.String REQUIRED_COLLECTION_MESSAGE

required collection/array/map message key

See Also:

Constant Field Values

Constructor Detail

AbstractRequiredValidator

public AbstractRequiredValidator()

Method Detail

validate

public final void validate(ValidationRequest request,
                           java.lang.Object v)

Description copied from interface: PropertyValidator

Validates one input value and adds to errors any validation error found

v - the value to validate

isEmpty

protected abstract boolean isEmpty(T value)

Returns:

true if the value passed as parameter is empty

decorate

public void decorate(FormInputTag tag)

Description copied from class: AbstractPropertyValidator

Add attributes to the tag based on this Validator instance metadata

Specified by:

decorate in interface FormInputDecorator

Overrides:

decorate in class AbstractPropertyValidator

Parameters:

tag - the tag to be modified

toString

protected void toString(java.lang.StringBuilder builder)

Description copied from class: AbstractPropertyValidator

Method for debugging purposes

Specified by:

toString in class AbstractPropertyValidator

getDefaultRequiredMessage

protected java.lang.String getDefaultRequiredMessage()

setDefaultRequiredMessage

protected void setDefaultRequiredMessage(java.lang.String defaultRequiredMessage)