com.mysema.query.sql
Class AbstractSQLQuery<Q extends AbstractSQLQuery<Q>>

java.lang.Object
  com.mysema.query.support.QueryBase<Q>
      com.mysema.query.support.ProjectableQuery<Q>
          com.mysema.query.sql.AbstractSQLQuery<Q>

All Implemented Interfaces:

Projectable

Direct Known Subclasses:

OracleQuery, SQLQueryImpl

public abstract class AbstractSQLQuery<Q extends AbstractSQLQuery<Q>>
extends ProjectableQuery<Q>

AbstractSQLQuery is the base type for SQL query implementations

Version:

$Id$

Author:

tiwe

Nested Class Summary

class

AbstractSQLQuery.UnionBuilder<RT>

Field Summary

Fields inherited from class com.mysema.query.support.QueryBase

queryMixin

Constructor Summary

AbstractSQLQuery(Connection conn, SQLTemplates templates)

AbstractSQLQuery(Connection conn, SQLTemplates templates, QueryMetadata metadata)

Method Summary

protected String	buildQueryString(boolean forCountRow)
long	count() return the amount of matched rows
protected SQLSerializer	createSerializer()
Q	from(Expr<?>... args)
Q	fullJoin(PEntity<?> target)
QueryMetadata	getMetadata()
ResultSet	getResults(Expr<?>... exprs)
protected SQLTemplates	getTemplates()
Q	innerJoin(PEntity<?> target)
com.mysema.commons.lang.CloseableIterator<Object[]>	iterate(Expr<?>[] args) iterate over the results for the given projection
<RT> com.mysema.commons.lang.CloseableIterator<RT>	iterate(Expr<RT> expr) iterate over the results for the given projection
Q	join(PEntity<?> target)
Q	leftJoin(PEntity<?> target)
List<Object[]>	list(Expr<?>[] args) 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
Q	on(EBoolean... conditions)
String	toString()
<RT> AbstractSQLQuery.UnionBuilder<RT>	union(ListSubQuery<RT>... sq)
<RT> AbstractSQLQuery.UnionBuilder<RT>	union(SubQuery<RT>... sq)
<RT> RT	uniqueResult(Expr<RT> expr) return a unique result for the given projection

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

countDistinct, iterate, iterateDistinct, iterateDistinct, iterateDistinct, list, listDistinct, listDistinct, listDistinct, listDistinctResults, map, uniqueResult, uniqueResult

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

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

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractSQLQuery

public AbstractSQLQuery(@Nullable
                        Connection conn,
                        SQLTemplates templates)

AbstractSQLQuery

public AbstractSQLQuery(@Nullable
                        Connection conn,
                        SQLTemplates templates,
                        QueryMetadata metadata)

Method Detail

buildQueryString

protected String buildQueryString(boolean forCountRow)

count

public long count()

Description copied from interface: Projectable

return the amount of matched rows

createSerializer

protected SQLSerializer createSerializer()

from

public Q from(Expr<?>... args)

fullJoin

public Q fullJoin(PEntity<?> target)

getMetadata

public QueryMetadata getMetadata()

getResults

public ResultSet getResults(Expr<?>... exprs)

getTemplates

protected SQLTemplates getTemplates()

innerJoin

public Q innerJoin(PEntity<?> target)

iterate

public com.mysema.commons.lang.CloseableIterator<Object[]> iterate(Expr<?>[] args)

Description copied from interface: Projectable

iterate over the results for the given projection

Returns:

iterate

public <RT> com.mysema.commons.lang.CloseableIterator<RT> iterate(Expr<RT> expr)

Description copied from interface: Projectable

iterate over the results for the given projection

Type Parameters:

RT - generic type of the Iteratpr

Returns:

an Iterator over the projection

join

public Q join(PEntity<?> target)

leftJoin

public Q leftJoin(PEntity<?> target)

list

public List<Object[]> list(Expr<?>[] args)

Description copied from interface: Projectable

list the results for the given projection

Specified by:

list in interface Projectable

Overrides:

list in class ProjectableQuery<Q extends AbstractSQLQuery<Q>>

Returns:

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 ProjectableQuery<Q extends AbstractSQLQuery<Q>>

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

Returns:

on

public Q on(EBoolean... conditions)

toString

public String toString()

Overrides:

toString in class QueryBase<Q extends AbstractSQLQuery<Q>>

union

public <RT> AbstractSQLQuery.UnionBuilder<RT> union(ListSubQuery<RT>... sq)

union

public <RT> AbstractSQLQuery.UnionBuilder<RT> union(SubQuery<RT>... sq)

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 ProjectableQuery<Q extends AbstractSQLQuery<Q>>

Type Parameters:

RT - return type

Returns:

the result or null for an empty result