Module jakarta.persistence

Package jakarta.persistence.criteria

Interface Order

public interface Order

An object that defines an ordering over the query results.

Since:

2.0

Method Summary

Modifier and Type	Method	Description
Expression<?>	getExpression()	Return the expression that is used for ordering.
Nulls	getNullPrecedence()	Return the precedence of null values.
boolean	isAscending()	Whether ascending ordering is in effect.
Order	reverse()	Switch the ordering.

Method Details

reverse

Order reverse()

Switch the ordering.

Returns:

a new Order instance with the reversed ordering

isAscending

boolean isAscending()

Whether ascending ordering is in effect.

Returns:

boolean indicating whether ordering is ascending

getNullPrecedence

Nulls getNullPrecedence()

Return the precedence of null values.

Returns:

the precedence of null values

Since:

3.2

getExpression

Expression<?> getExpression()

Return the expression that is used for ordering.

Returns:

expression used for ordering