org.apache.tapestry.valid
Class ValidationConstraint

java.lang.Object
  org.apache.tapestry.valid.ValidationConstraint

All Implemented Interfaces:

Serializable

public class ValidationConstraint
extends Object
implements Serializable

Defines an enumeration of different types of validation constraints that may be violated.

Author:

Howard Lewis Ship

See Also:

Serialized Form

Field Summary

static ValidationConstraint	CONSISTENCY Indicates a consistency error, usually between too different fields.
static ValidationConstraint	DATE_FORMAT Indicates a general error in converting a String into a Date.
static ValidationConstraint	DISALLOWED_PROTOCOL Indicates that the URL does not use one of the specified protocols.
static ValidationConstraint	EMAIL_FORMAT Indicates a general error in the format of a string that is to be interpreted as a email.
static ValidationConstraint	MAXIMUM_WIDTH Indicates that a non-null value was provided, but that (after removing leading and trailing whitespace), the value was too long.
static ValidationConstraint	MINIMUM_WIDTH Indicates that a non-null value was provided, but that (after removing leading and trailing whitespace), the value was not long enough.
static ValidationConstraint	NUMBER_FORMAT Indicates a general error in the format of a string that is to be interpreted as a number.
static ValidationConstraint	PATTERN_MISMATCH Indicates an error in a string that does not fulfill a pattern.
static ValidationConstraint	REQUIRED Indicates that no value (or a value consisting only of white space) was provided for a field that requires a non-null value.
static ValidationConstraint	TOO_LARGE Indicates that the value was too large (for a Date, too late).
static ValidationConstraint	TOO_SMALL Indicates that the value was too small (for a Date, too early).
static ValidationConstraint	URL_FORMAT Indicates that a URL is not of the correct format.

Constructor Summary

protected

ValidationConstraint(String name) Protected constructor, which allows new constraints to be created as subclasses.

Method Summary

String

toString()

Methods inherited from class java.lang.Object

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

Field Detail

REQUIRED

public static final ValidationConstraint REQUIRED

Indicates that no value (or a value consisting only of white space) was provided for a field that requires a non-null value.

MINIMUM_WIDTH

public static final ValidationConstraint MINIMUM_WIDTH

Indicates that a non-null value was provided, but that (after removing leading and trailing whitespace), the value was not long enough.

MAXIMUM_WIDTH

public static final ValidationConstraint MAXIMUM_WIDTH

Indicates that a non-null value was provided, but that (after removing leading and trailing whitespace), the value was too long.

DATE_FORMAT

public static final ValidationConstraint DATE_FORMAT

Indicates a general error in converting a String into a Date.

EMAIL_FORMAT

public static final ValidationConstraint EMAIL_FORMAT

Indicates a general error in the format of a string that is to be interpreted as a email.

NUMBER_FORMAT

public static final ValidationConstraint NUMBER_FORMAT

Indicates a general error in the format of a string that is to be interpreted as a number.

TOO_SMALL

public static final ValidationConstraint TOO_SMALL

Indicates that the value was too small (for a Date, too early).

TOO_LARGE

public static final ValidationConstraint TOO_LARGE

Indicates that the value was too large (for a Date, too late).

PATTERN_MISMATCH

public static final ValidationConstraint PATTERN_MISMATCH

Indicates an error in a string that does not fulfill a pattern.

Since:

3.0

CONSISTENCY

public static final ValidationConstraint CONSISTENCY

Indicates a consistency error, usually between too different fields.

Since:

3.0

URL_FORMAT

public static final ValidationConstraint URL_FORMAT

Indicates that a URL is not of the correct format.

Since:

3.0

DISALLOWED_PROTOCOL

public static final ValidationConstraint DISALLOWED_PROTOCOL

Indicates that the URL does not use one of the specified protocols.

Since:

3.0

Constructor Detail

ValidationConstraint

protected ValidationConstraint(String name)

Protected constructor, which allows new constraints to be created as subclasses.

Method Detail

toString

public String toString()

Overrides:

toString in class Object