org.hibernate.hql.internal.ast.tree

Interface AggregatedSelectExpression

All Superinterfaces:

SelectExpression

All Known Implementing Classes:

ConstructorNode, MapEntryNode

public interface AggregatedSelectExpression
extends SelectExpression

Contract for a select expression which aggregates other select expressions together into a single return

Method Summary

Modifier and Type	Method and Description
java.lang.String[]	getAggregatedAliases() Retrieve the aliases for the columns aggregated here.
java.util.List	getAggregatedSelectionTypeList() Retrieves a list of the selection types being aggregated
java.lang.Class	getAggregationResultType() Obtain the java type of the aggregation
ResultTransformer	getResultTransformer() Retrieve the ResultTransformer responsible for building aggregated select expression results into their aggregated form.

Methods inherited from interface org.hibernate.hql.internal.ast.tree.SelectExpression

getAlias, getDataType, getFromElement, getScalarColumnIndex, isConstructor, isReturnableEntity, isScalar, setAlias, setScalarColumn, setScalarColumnText, setText

Method Detail

getAggregatedSelectionTypeList

java.util.List getAggregatedSelectionTypeList()

Retrieves a list of the selection types being aggregated

Returns:

The list of types.

getAggregatedAliases

java.lang.String[] getAggregatedAliases()

Retrieve the aliases for the columns aggregated here.

Returns:

The column aliases.

getResultTransformer

ResultTransformer getResultTransformer()

Retrieve the ResultTransformer responsible for building aggregated select expression results into their aggregated form.

Returns:

The appropriate transformer

getAggregationResultType

java.lang.Class getAggregationResultType()

Obtain the java type of the aggregation

Returns:

The java type.