velosurf.validation
Class FieldConstraint

java.lang.Object
  velosurf.validation.FieldConstraint

Direct Known Subclasses:

DateRange, EmailCheck, Length, NotEmpty, NotNull, OneOf, Range, Reference, Regex

public abstract class FieldConstraint
extends java.lang.Object

This class encapsulates a constraint on a column of an entity, used to validate data before an update or an insert.

Author:

Claude Brisson

Field Summary

private java.lang.String

message the error message

Constructor Summary

FieldConstraint()

Method Summary

java.lang.String	getMessage() get the error message
void	setMessage(java.lang.String msg) error message setter
boolean	validate(java.lang.Object data) validate data against this constraint.
boolean	validate(java.lang.Object data, java.util.Locale locale) validate data against this constraint.

Methods inherited from class java.lang.Object

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

Field Detail

message

private java.lang.String message

the error message

Constructor Detail

FieldConstraint

public FieldConstraint()

Method Detail

validate

public boolean validate(java.lang.Object data,
                        java.util.Locale locale)
                 throws java.sql.SQLException

validate data against this constraint.

Parameters:

data - to validate

locale -

Returns:

true if the data respects the constraint

Throws:

java.sql.SQLException

validate

public boolean validate(java.lang.Object data)
                 throws java.sql.SQLException

validate data against this constraint.

Parameters:

data - data to validate

Returns:

true if data respects the constaint

Throws:

java.sql.SQLException

setMessage

public void setMessage(java.lang.String msg)

error message setter

Parameters:

msg - error message

getMessage

public java.lang.String getMessage()

get the error message

Returns:

the error message