ru.finnetrolle.businesslogicvalidation.specific

Class NullValuePropagationStopper<T>

java.lang.Object

ru.finnetrolle.businesslogicvalidation.Rule<V,Object>

ru.finnetrolle.businesslogicvalidation.specific.NoDataRule<T>

ru.finnetrolle.businesslogicvalidation.specific.NullValuePropagationStopper<T>

Type Parameters:

T - type of value

public class NullValuePropagationStopper<T>
extends NoDataRule<T>

Special class, that will stop validation chain if value is null This can be useful if any of rules next in chain use value.some_method and can throw NPE

Field Summary

Fields inherited from class ru.finnetrolle.businesslogicvalidation.Rule

data

Method Summary

Modifier and Type	Method and Description
static <T> NullValuePropagationStopper<T>	create() Use this factory method to create object
static <T> NullValuePropagationStopper<T>	create(String message) Use this factory method to create object
protected Integer	getCode() Override this method to define code of rule
protected String	getMessage(T value) Override this method to define fail validation message You can use value to make message more clear
protected String	getName() Override this method to define name of your derived rule
protected ViolationLevel	getViolationLevel() Override this method to define violation level of your derived rule
protected boolean	validate(T value) Override this method to implement your validation process

Methods inherited from class ru.finnetrolle.businesslogicvalidation.Rule

check

Methods inherited from class java.lang.Object

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

Method Detail

create

public static <T> NullValuePropagationStopper<T> create(String message)

Use this factory method to create object

Type Parameters:

T - type of value

Parameters:

message - message to show

Returns:

constructed object

create

public static <T> NullValuePropagationStopper<T> create()

Use this factory method to create object

Type Parameters:

T - type of value

Returns:

constructed object

validate

protected boolean validate(T value)

Description copied from class: Rule

Override this method to implement your validation process

Specified by:

validate in class Rule<T,Object>

Parameters:

value - value to validate

Returns:

boolean result of validation

getName

protected String getName()

Description copied from class: Rule

Override this method to define name of your derived rule

Specified by:

getName in class Rule<T,Object>

Returns:

name of the rule

getMessage

protected String getMessage(T value)

Description copied from class: Rule

Override this method to define fail validation message You can use value to make message more clear

Specified by:

getMessage in class Rule<T,Object>

Parameters:

value - value

Returns:

fail validation description

getViolationLevel

protected ViolationLevel getViolationLevel()

Description copied from class: Rule

Override this method to define violation level of your derived rule

Specified by:

getViolationLevel in class Rule<T,Object>

Returns:

validation level

getCode

protected Integer getCode()

Description copied from class: Rule

Override this method to define code of rule

Specified by:

getCode in class Rule<T,Object>

Returns:

code of rule