org.jtheque.core.utils.ui.constraints
Class MaxLenghtConstraint

java.lang.Object
  org.jtheque.core.utils.ui.constraints.MaxLenghtConstraint

All Implemented Interfaces:

Constraint

public final class MaxLenghtConstraint
extends java.lang.Object
implements Constraint

A constraint to set a max length.

Author:

Baptiste Wicht

Constructor Summary

MaxLenghtConstraint(int maxLength, java.lang.String fieldName, boolean canBenNull, boolean numerical)
Construct a new MaxLenghtConstraint.

Method Summary

boolean	canBeNullOrEmpty() Indicate if the value can be null or not.
int	maxLength() Return the max length of the value.
boolean	mustBeNumerical() Indicate if the value must be numerical or not.
boolean	mustControlLength() Indicate if we must control length or not.
void	validate(java.lang.Object field, java.util.Collection<JThequeError> errors) Validate the field.

Methods inherited from class java.lang.Object

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

Constructor Detail

MaxLenghtConstraint

public MaxLenghtConstraint(int maxLength,
                           java.lang.String fieldName,
                           boolean canBenNull,
                           boolean numerical)

Construct a new MaxLenghtConstraint.

Parameters:

maxLength - The maximum length of the field.

fieldName - The field name.

canBenNull - Can the field be null ?

numerical - Must the field be numerical ?

Method Detail

maxLength

public int maxLength()

Description copied from interface: Constraint

Return the max length of the value.

Specified by:

maxLength in interface Constraint

Returns:

The max length of the value.

mustBeNumerical

public boolean mustBeNumerical()

Description copied from interface: Constraint

Indicate if the value must be numerical or not.

Specified by:

mustBeNumerical in interface Constraint

Returns:

true if teh value must be numerical else false.

canBeNullOrEmpty

public boolean canBeNullOrEmpty()

Description copied from interface: Constraint

Indicate if the value can be null or not.

Specified by:

canBeNullOrEmpty in interface Constraint

Returns:

true if the value can be null else false.

mustControlLength

public boolean mustControlLength()

Description copied from interface: Constraint

Indicate if we must control length or not.

Specified by:

mustControlLength in interface Constraint

Returns:

true if we must control length else false.

validate

public void validate(java.lang.Object field,
                     java.util.Collection<JThequeError> errors)

Description copied from interface: Constraint

Validate the field.

Specified by:

validate in interface Constraint

Parameters:

field - The field to validate.

errors - The errors list.