cz.ues.platform.commons.validation

Class RequiredValidator

java.lang.Object

cz.ues.platform.commons.validation.BaseValidator

cz.ues.platform.commons.validation.RequiredValidator

All Implemented Interfaces:

Validator

public abstract class RequiredValidator
extends BaseValidator

Validator used to check null value of input.

Since:

UES6-00

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	CHECK_NOT_NULL_MESSAGE Default message for the validator.
static java.lang.String	CHECK_NULL_MESSAGE Default message for the validator.
private java.lang.Object	value Value to be checked.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	RequiredValidator(java.lang.Object aValue) Creates new instance of validator.

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Object	getValue() Returns value to be checked.
static RequiredValidator	checkNotNull(java.lang.Object aValue) Validates null value.
static RequiredValidator	checkNull(java.lang.Object aValue) Validates null value.
void	setValue(java.lang.Object aValue) Sets value to be checked.
protected boolean	validateNotNull() Checks if value is not null.
protected boolean	validateNull() Checks if value is null.

Methods inherited from class cz.ues.platform.commons.validation.BaseValidator

getMessage, isValid, setMessage, validate

Methods inherited from class java.lang.Object

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

Field Detail

CHECK_NOT_NULL_MESSAGE

public static CHECK_NOT_NULL_MESSAGE

Default message for the validator.

CHECK_NULL_MESSAGE

public static CHECK_NULL_MESSAGE

Default message for the validator.

value

private value

Value to be checked.

Constructor Detail

RequiredValidator

protected RequiredValidator(java.lang.Object aValue)

Creates new instance of validator.

Parameters:

aValue - Value to be checked

Since:

UES6-00

Method Detail

setValue

public void setValue(java.lang.Object aValue)

Sets value to be checked.

Parameters:

aValue - Value to be checked

Since:

UES6-00

getValue

public java.lang.Object getValue()

Returns value to be checked.

Returns:

Value to be checked

Since:

UES6-00

checkNull

public static RequiredValidator checkNull(java.lang.Object aValue)

Validates null value. Validator returns true if input is null.

Parameters:

aValue - Text to be evaluated

Returns:

Instance of validator

Since:

UES6-00

checkNotNull

public static RequiredValidator checkNotNull(java.lang.Object aValue)

Validates null value. Validator returns false if input is null.

Parameters:

aValue - Text to be evaluated

Returns:

Instance of validator

Since:

UES6-00

validateNull

protected boolean validateNull()

Checks if value is null.

Returns:

true/false

Since:

UES6-00

validateNotNull

protected boolean validateNotNull()

Checks if value is not null.

Returns:

true/false

Since:

UES6-00