javax.jdo.query

Interface CharacterExpression

All Superinterfaces:

ComparableExpression<Character>, Expression<Character>

public interface CharacterExpression
extends ComparableExpression<Character>

Representation of a character expression.

Method Summary

Modifier and Type	Method and Description
CharacterExpression	com() Method to return an expression that is the complement of the current expression.
CharacterExpression	neg() Method to return an expression that is the current expression negated.
CharacterExpression	toLowerCase() Method to return a CharacterExpression representing this CharacterExpression in lower case.
CharacterExpression	toUpperCase() Method to return a CharacterExpression representing this CharacterExpression in upper case.

Methods inherited from interface javax.jdo.query.ComparableExpression

asc, desc, gt, gt, gteq, gteq, lt, lt, lteq, lteq, max, min

Methods inherited from interface javax.jdo.query.Expression

as, cast, count, countDistinct, eq, eq, instanceOf, ne, ne

Method Detail

toLowerCase

CharacterExpression toLowerCase()

Method to return a CharacterExpression representing this CharacterExpression in lower case.

Returns:

The lower case expression

toUpperCase

CharacterExpression toUpperCase()

Method to return a CharacterExpression representing this CharacterExpression in upper case.

Returns:

The upper case expression

neg

CharacterExpression neg()

Method to return an expression that is the current expression negated.

Returns:

The negated expression

com

CharacterExpression com()

Method to return an expression that is the complement of the current expression.

Returns:

The complement expression