org.apache.openjpa.persistence
Interface OpenJPAQuery<X>

All Superinterfaces:

Query, TypedQuery<X>

All Known Subinterfaces:

OpenJPAQuerySPI<X>

All Known Implementing Classes:

AbstractQuery, QueryImpl

public interface OpenJPAQuery<X>
extends TypedQuery<X>

Interface implemented by OpenJPA queries.

Since:

0.4.0

Author:

Abe White

Field Summary

static int	FLUSH_FALSE Deprecated. use the FlushModeType enum instead.
static int	FLUSH_TRUE Deprecated. use the FlushModeType enum instead.
static int	FLUSH_WITH_CONNECTION Deprecated. use the FlushModeType enum instead.
static String	HINT_RESULT_COUNT Hint key for specifying the number of rows to optimize for.
static int	OP_DELETE Deprecated. use the QueryOperationType instead.
static int	OP_SELECT Deprecated. use the QueryOperationType instead.
static int	OP_UPDATE Deprecated. use the QueryOperationType instead.

Method Summary

OpenJPAQuery<X>	addAggregateListener(AggregateListener listener) Deprecated. cast to QueryImpl instead. This method pierces the published-API boundary, as does the SPI cast.
OpenJPAQuery<X>	addFilterListener(FilterListener listener) Deprecated. cast to QueryImpl instead. This method pierces the published-API boundary, as does the SPI cast.
OpenJPAQuery<X>	closeAll() Close all open query results.
OpenJPAQuery<X>	compile() Compile the query.
Collection	getCandidateCollection() Return the candidate collection, or null if an extent was specified instead of a collection.
String[]	getDataStoreActions(Map params) Returns a description of the commands that will be sent to the datastore in order to execute this query.
OpenJPAEntityManager	getEntityManager() The owning entity manager.
FetchPlan	getFetchPlan() Fetch plan for controlling the loading of results.
int	getFirstResult() Return the 0-based start index for the returned results.
FlushModeType	getFlushMode() Return the current flush mode.
boolean	getIgnoreChanges() Whether to ignore changes in the current transaction.
String	getLanguage() Query language.
int	getMaxResults() Return the maximum number of results to retrieve.
Map<String,Object>	getNamedParameters() The named parameters for the query; empty map if none or if query uses positional parameters.
QueryOperationType	getOperation() Query operation type.
Object[]	getPositionalParameters() The positional parameters for the query; empty array if none or if query uses named parameters.
String	getQueryString() Query string.
boolean	getRelaxBindParameterTypeChecking() Gets whether the type of user-supplied bind parameter value and the type of target persistent property they bind to are checked with strong or weak constraint.
Class	getResultClass() Query result element type.
Set<String>	getSupportedHints() Gets hints supported by this query.
boolean	hasPositionalParameters() Whether this query has positional parameters.
boolean	hasSubclasses() Whether subclasses are included in the query results.
OpenJPAQuery<X>	removeAggregateListener(AggregateListener listener) Deprecated. cast to QueryImpl instead. This method pierces the published-API boundary, as does the SPI cast.
OpenJPAQuery<X>	removeFilterListener(FilterListener listener) Deprecated. cast to QueryImpl instead. This method pierces the published-API boundary, as does the SPI cast.
OpenJPAQuery<X>	setCandidateCollection(Collection coll) Set a collection of candidates.
OpenJPAQuery<X>	setFirstResult(int startPosition)
OpenJPAQuery<X>	setFlushMode(FlushModeType flushMode)
OpenJPAQuery<X>	setHint(String hintName, Object value)
OpenJPAQuery<X>	setIgnoreChanges(boolean ignore) Whether to ignore changes in the current transaction.
OpenJPAQuery<X>	setMaxResults(int maxResult)
OpenJPAQuery<X>	setParameter(int position, Calendar value, TemporalType temporalType)
OpenJPAQuery<X>	setParameter(int position, Date value, TemporalType temporalType)
OpenJPAQuery<X>	setParameter(int position, Object value)
OpenJPAQuery<X>	setParameter(String name, Calendar value, TemporalType temporalType)
OpenJPAQuery<X>	setParameter(String name, Date value, TemporalType temporalType)
OpenJPAQuery<X>	setParameter(String name, Object value)
OpenJPAQuery<X>	setParameters(Map params) Set parameters.
OpenJPAQuery<X>	setParameters(Object... params) Set parameters.
void	setRelaxBindParameterTypeChecking(Object hint) Sets whether the type of user-supplied bind parameter value and the type of target persistent property they bind to are checked with strong or weak constraint.
OpenJPAQuery<X>	setResultClass(Class type) Query result element type.
OpenJPAQuery<X>	setSubclasses(boolean subs) Whether subclasses are included in the query results.

Methods inherited from interface javax.persistence.TypedQuery

getResultList, getSingleResult, setLockMode, setParameter, setParameter, setParameter

Methods inherited from interface javax.persistence.Query

executeUpdate, getHints, getLockMode, getParameter, getParameter, getParameter, getParameter, getParameters, getParameterValue, getParameterValue, getParameterValue, isBound, unwrap

Field Detail

HINT_RESULT_COUNT

static final String HINT_RESULT_COUNT

Hint key for specifying the number of rows to optimize for.

See Also:

Constant Field Values

OP_SELECT

static final int OP_SELECT

Deprecated. use the QueryOperationType instead.

See Also:

Constant Field Values

OP_DELETE

static final int OP_DELETE

Deprecated. use the QueryOperationType instead.

See Also:

Constant Field Values

OP_UPDATE

static final int OP_UPDATE

Deprecated. use the QueryOperationType instead.

See Also:

Constant Field Values

FLUSH_TRUE

static final int FLUSH_TRUE

Deprecated. use the FlushModeType enum instead.

See Also:

Constant Field Values

FLUSH_FALSE

static final int FLUSH_FALSE

Deprecated. use the FlushModeType enum instead.

See Also:

Constant Field Values

FLUSH_WITH_CONNECTION

static final int FLUSH_WITH_CONNECTION

Deprecated. use the FlushModeType enum instead.

See Also:

Constant Field Values

Method Detail

getEntityManager

OpenJPAEntityManager getEntityManager()

The owning entity manager.

getLanguage

String getLanguage()

Query language.

getOperation

QueryOperationType getOperation()

Query operation type.

getFetchPlan

FetchPlan getFetchPlan()

Fetch plan for controlling the loading of results.

getQueryString

String getQueryString()

Query string.

getIgnoreChanges

boolean getIgnoreChanges()

Whether to ignore changes in the current transaction.

setIgnoreChanges

OpenJPAQuery<X> setIgnoreChanges(boolean ignore)

Whether to ignore changes in the current transaction.

getCandidateCollection

Collection getCandidateCollection()

Return the candidate collection, or null if an extent was specified instead of a collection.

setCandidateCollection

OpenJPAQuery<X> setCandidateCollection(Collection coll)

Set a collection of candidates.

getResultClass

Class getResultClass()

Query result element type.

setResultClass

OpenJPAQuery<X> setResultClass(Class type)

Query result element type.

hasSubclasses

boolean hasSubclasses()

Whether subclasses are included in the query results.

setSubclasses

OpenJPAQuery<X> setSubclasses(boolean subs)

Whether subclasses are included in the query results.

getFirstResult

int getFirstResult()

Return the 0-based start index for the returned results.

Specified by:

getFirstResult in interface Query

getMaxResults

int getMaxResults()

Return the maximum number of results to retrieve. or Integer.MAX_VALUE for no limit.

Specified by:

getMaxResults in interface Query

compile

OpenJPAQuery<X> compile()

Compile the query.

hasPositionalParameters

boolean hasPositionalParameters()

Whether this query has positional parameters.

getPositionalParameters

Object[] getPositionalParameters()

The positional parameters for the query; empty array if none or if query uses named parameters.

getNamedParameters

Map<String,Object> getNamedParameters()

The named parameters for the query; empty map if none or if query uses positional parameters.

setParameters

OpenJPAQuery<X> setParameters(Map params)

Set parameters.

setParameters

OpenJPAQuery<X> setParameters(Object... params)

Set parameters.

closeAll

OpenJPAQuery<X> closeAll()

Close all open query results.

getDataStoreActions

String[] getDataStoreActions(Map params)

Returns a description of the commands that will be sent to the datastore in order to execute this query. This will typically be in the native query language of the database (e.g., SQL).

Parameters:

params - the named parameter map for the query invocation

setMaxResults

OpenJPAQuery<X> setMaxResults(int maxResult)

Specified by:

setMaxResults in interface Query

Specified by:

setMaxResults in interface TypedQuery<X>

setFirstResult

OpenJPAQuery<X> setFirstResult(int startPosition)

Specified by:

setFirstResult in interface Query

Specified by:

setFirstResult in interface TypedQuery<X>

setHint

OpenJPAQuery<X> setHint(String hintName,
                        Object value)

Specified by:

setHint in interface Query

Specified by:

setHint in interface TypedQuery<X>

setParameter

OpenJPAQuery<X> setParameter(String name,
                             Object value)

Specified by:

setParameter in interface Query

Specified by:

setParameter in interface TypedQuery<X>

setParameter

OpenJPAQuery<X> setParameter(String name,
                             Date value,
                             TemporalType temporalType)

Specified by:

setParameter in interface Query

Specified by:

setParameter in interface TypedQuery<X>

setParameter

OpenJPAQuery<X> setParameter(String name,
                             Calendar value,
                             TemporalType temporalType)

Specified by:

setParameter in interface Query

Specified by:

setParameter in interface TypedQuery<X>

setParameter

OpenJPAQuery<X> setParameter(int position,
                             Object value)

Specified by:

setParameter in interface Query

Specified by:

setParameter in interface TypedQuery<X>

setParameter

OpenJPAQuery<X> setParameter(int position,
                             Date value,
                             TemporalType temporalType)

Specified by:

setParameter in interface Query

Specified by:

setParameter in interface TypedQuery<X>

setParameter

OpenJPAQuery<X> setParameter(int position,
                             Calendar value,
                             TemporalType temporalType)

Specified by:

setParameter in interface Query

Specified by:

setParameter in interface TypedQuery<X>

setRelaxBindParameterTypeChecking

void setRelaxBindParameterTypeChecking(Object hint)

Sets whether the type of user-supplied bind parameter value and the type of target persistent property they bind to are checked with strong or weak constraint.
The same can be set via hint without puncturing standard JPA API.

Parameters:

hint - a String or Boolean value.

See Also:

Filters.canConvert(Class, Class, boolean), Filters.convert(Object, Class, boolean)

getRelaxBindParameterTypeChecking

boolean getRelaxBindParameterTypeChecking()

Gets whether the type of user-supplied bind parameter value and the type of target persistent property they bind to are checked with strong or weak constraint.

Returns:

the booelan state. False by default, i.e. the type of a bind parameter value is checked strongly against the target property type.

setFlushMode

OpenJPAQuery<X> setFlushMode(FlushModeType flushMode)

Specified by:

setFlushMode in interface Query

Specified by:

setFlushMode in interface TypedQuery<X>

getFlushMode

FlushModeType getFlushMode()

Return the current flush mode.

Specified by:

getFlushMode in interface Query

addFilterListener

OpenJPAQuery<X> addFilterListener(FilterListener listener)

Deprecated. cast to QueryImpl instead. This method pierces the published-API boundary, as does the SPI cast.

removeFilterListener

OpenJPAQuery<X> removeFilterListener(FilterListener listener)

Deprecated. cast to QueryImpl instead. This method pierces the published-API boundary, as does the SPI cast.

addAggregateListener

OpenJPAQuery<X> addAggregateListener(AggregateListener listener)

Deprecated. cast to QueryImpl instead. This method pierces the published-API boundary, as does the SPI cast.

removeAggregateListener

OpenJPAQuery<X> removeAggregateListener(AggregateListener listener)

Deprecated. cast to QueryImpl instead. This method pierces the published-API boundary, as does the SPI cast.

getSupportedHints

Set<String> getSupportedHints()

Gets hints supported by this query.

Since:

2.0.0