Package javax.persistence.criteria
Interface Order
public interface Order
An object that defines an ordering over the query results.
- Since:
- Java Persistence 2.0
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Method Summary
Modifier and TypeMethodDescriptionExpression<?>
Return the expression that is used for ordering.boolean
Whether ascending ordering is in effect.reverse()
Switch the ordering.
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Method Details
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reverse
Order reverse()Switch the ordering.- Returns:
- a new
Order
instance with the reversed ordering
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isAscending
boolean isAscending()Whether ascending ordering is in effect.- Returns:
- boolean indicating whether ordering is ascending
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getExpression
Expression<?> getExpression()Return the expression that is used for ordering.- Returns:
- expression used for ordering
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