Package overit.geocallapp.utilities.core.bl.common.validation

Class ValidationHelper

java.lang.Object

overit.geocallapp.utilities.core.bl.common.validation.ValidationHelper

public class ValidationHelper
extends Object

Utility class that provides validation methods for common validation scenarios. The class uses a singleton pattern per company, with instances cached in a static map.

Since:

1.0

Constructor Summary

Constructors

Constructor	Description
ValidationHelper()

Method Summary

Modifier and Type	Method	Description
static ValidationHelper	getValidationHelper()	Returns the validation helper.
void	validateDateInterval(String startDateName, String endDateName, Date startDate, Date endDate)	Validates if the start date of an interval is before or equal to the end date.
<O> void	validateEntityExistence(Class<? extends LoadEvent<O>> loadEventClass, Long id, PoolKit poolKit)	Validates the existence of an entity.
void	validateFieldLength(String fieldName, Object fieldValue, int fieldLength)	Validates the length of a field.
void	validateNotNullField(String fieldName, Object fieldValue, boolean isInsertOperation)	Validates if a required field has a value.

Methods inherited from class java.lang.Object

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

Constructor Details

ValidationHelper

public ValidationHelper()

Method Details

getValidationHelper

public static ValidationHelper getValidationHelper()

Returns the validation helper.

Returns:

the ValidationHelper

validateNotNullField

public void validateNotNullField(String fieldName,
 Object fieldValue,
 boolean isInsertOperation)
                          throws DAValidateException

Validates if a required field has a value.

Parameters:

fieldName - the field name

fieldValue - the field value

isInsertOperation - true if the validation is linked to an insertion operation, false otherwise

Throws:

DAValidateException - if the field value is null or empty (in the case of a string)

validateFieldLength

public void validateFieldLength(String fieldName,
 Object fieldValue,
 int fieldLength)
                         throws DAValidateException

Validates the length of a field.

Parameters:

fieldName - the field name

fieldValue - the field value

fieldLength - the maximum field length

Throws:

DAValidateException - if the field value length is greater than maximum field length

validateDateInterval

public void validateDateInterval(String startDateName,
 String endDateName,
 Date startDate,
 Date endDate)
                          throws DAValidateException

Validates if the start date of an interval is before or equal to the end date.

Parameters:

startDateName - the start date name

endDateName - the end date name

startDate - the start date

endDate - the end date

Throws:

DAValidateException - if start date is after the end date

validateEntityExistence

public <O> void validateEntityExistence(Class<? extends LoadEvent<O>> loadEventClass,
 Long id,
 PoolKit poolKit)
                                 throws DAValidateException,
DAException

Validates the existence of an entity.

Type Parameters:

O - the type of the entity

Parameters:

loadEventClass - the class of load entity

id - the identifier of the entity

poolKit - the PoolKit to use for launch the load event

Throws:

DAValidateException - if the entity doesn't exist

DAException - the DA exception