org.modeshape.jcr.query.model
Interface QueryCommand

All Superinterfaces:

Command, LanguageObject, QueryCommand, Serializable, Visitable

public interface QueryCommand
extends Command, QueryCommand

Represents the abstract base class for all query commands. Subclasses include Query and SetQuery.

Method Summary

List<? extends Column>	columns() Return the columns defining the query results.
List<? extends Ordering>	orderings() Return the orderings for this query.
QueryCommand	withLimit(int rowLimit) Create a copy of this query, but one that uses the supplied limit on the number of result rows.
QueryCommand	withOffset(int offset) Create a copy of this query, but one that uses the supplied offset.

Methods inherited from interface org.modeshape.jcr.query.model.Visitable

accept

Methods inherited from interface org.modeshape.jcr.api.query.qom.QueryCommand

getColumns, getLimits, getOrderings

Method Detail

orderings

List<? extends Ordering> orderings()

Return the orderings for this query.

Returns:

the list of orderings; never null

columns

List<? extends Column> columns()

Return the columns defining the query results. If there are no columns, then the columns are implementation determined.

Returns:

the list of columns; never null

withLimit

QueryCommand withLimit(int rowLimit)

Create a copy of this query, but one that uses the supplied limit on the number of result rows.

Parameters:

rowLimit - the limit that should be used; must be a positive number

Returns:

the copy of the query that uses the supplied limit; never null

withOffset

QueryCommand withOffset(int offset)

Create a copy of this query, but one that uses the supplied offset.

Parameters:

offset - the limit that should be used; may not be negative

Returns:

the copy of the query that uses the supplied offset; never null