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

All Superinterfaces:
Query, TypedQuery<X>
All Known Subinterfaces:
OpenJPAQuerySPI<X>
All Known Implementing Classes:
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.
 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.
 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>

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


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