com.mysema.query.jdoql
Class AbstractJDOQLQuery<SubType extends AbstractJDOQLQuery<SubType>>

java.lang.Object
  com.mysema.query.QueryBase<SubType>
      com.mysema.query.support.QueryBaseWithProjection<SubType>
          com.mysema.query.jdoql.AbstractJDOQLQuery<SubType>

Type Parameters:

SubType -

All Implemented Interfaces:

Projectable

Direct Known Subclasses:

JDOQLQueryImpl

public abstract class AbstractJDOQLQuery<SubType extends AbstractJDOQLQuery<SubType>>
extends QueryBaseWithProjection<SubType>
implements Projectable

Abstract base class for custom implementations of the JDOQLQuery interface.

Author:

tiwe

Field Summary

Fields inherited from class com.mysema.query.QueryBase

_this

Constructor Summary

AbstractJDOQLQuery(QueryMetadata md, javax.jdo.PersistenceManager pm, JDOQLTemplates templates)

Method Summary

protected SubType	addToProjection(Expr<?>... o)
void	close()
long	count() return the amount of matched rows
SubType	from(PEntity<?>... args)
Iterator<Object[]>	iterate(Expr<?> e1, Expr<?> e2, Expr<?>... rest) iterate over the results for the given projection
<RT> Iterator<RT>	iterate(Expr<RT> projection) iterate over the results for the given projection
List<Object[]>	list(Expr<?> expr1, Expr<?> expr2, Expr<?>... rest) list the results for the given projection
<RT> List<RT>	list(Expr<RT> expr) list the results for the given projection
<RT> SearchResults<RT>	listResults(Expr<RT> expr) list the results for the given projection
String	toString()
<RT> RT	uniqueResult(Expr<RT> expr) return a unique result for the given projection

Methods inherited from class com.mysema.query.support.QueryBaseWithProjection

asArray, countDistinct, iterateDistinct, iterateDistinct, listDistinct, listDistinct, listDistinctResults, map, uniqueResult

Methods inherited from class com.mysema.query.QueryBase

getMetadata, groupBy, having, limit, offset, orderBy, restrict, where

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.mysema.query.Projectable

countDistinct, iterateDistinct, iterateDistinct, listDistinct, listDistinct, listDistinctResults, map, uniqueResult

Constructor Detail

AbstractJDOQLQuery

public AbstractJDOQLQuery(QueryMetadata md,
                          javax.jdo.PersistenceManager pm,
                          JDOQLTemplates templates)

Method Detail

addToProjection

protected SubType addToProjection(Expr<?>... o)

Overrides:

addToProjection in class QueryBase<SubType extends AbstractJDOQLQuery<SubType>>

from

public SubType from(PEntity<?>... args)

count

public long count()

Description copied from interface: Projectable

return the amount of matched rows

Specified by:

count in interface Projectable

iterate

public Iterator<Object[]> iterate(Expr<?> e1,
                                  Expr<?> e2,
                                  Expr<?>... rest)

Description copied from interface: Projectable

iterate over the results for the given projection

Specified by:

iterate in interface Projectable

Returns:

an Iterator over the projection

iterate

public <RT> Iterator<RT> iterate(Expr<RT> projection)

Description copied from interface: Projectable

iterate over the results for the given projection

Specified by:

iterate in interface Projectable

Type Parameters:

RT - generic type of the Iteratpr

Returns:

an Iterator over the projection

list

public List<Object[]> list(Expr<?> expr1,
                           Expr<?> expr2,
                           Expr<?>... rest)

Description copied from interface: Projectable

list the results for the given projection

Specified by:

list in interface Projectable

Overrides:

list in class QueryBaseWithProjection<SubType extends AbstractJDOQLQuery<SubType>>

rest - rest

Returns:

a List over the projection

list

public <RT> List<RT> list(Expr<RT> expr)

Description copied from interface: Projectable

list the results for the given projection

Specified by:

list in interface Projectable

Overrides:

list in class QueryBaseWithProjection<SubType extends AbstractJDOQLQuery<SubType>>

Type Parameters:

RT - generic type of the List

Returns:

a List over the projection

listResults

public <RT> SearchResults<RT> listResults(Expr<RT> expr)

Description copied from interface: Projectable

list the results for the given projection

Specified by:

listResults in interface Projectable

Returns:

uniqueResult

public <RT> RT uniqueResult(Expr<RT> expr)

Description copied from interface: Projectable

return a unique result for the given projection

Specified by:

uniqueResult in interface Projectable

Overrides:

uniqueResult in class QueryBaseWithProjection<SubType extends AbstractJDOQLQuery<SubType>>

Type Parameters:

RT - return type

Returns:

the result or null for an empty result

close

public void close()
           throws IOException

Throws:

IOException

toString

public String toString()

Overrides:

toString in class QueryBase<SubType extends AbstractJDOQLQuery<SubType>>