EntityManagerImpl (OpenJPA 0.9.7-incubating API)
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org.apache.openjpa.persistence
Class EntityManagerImpl
java.lang.Object
org.apache.openjpa.persistence.EntityManagerImpl
All Implemented Interfaces: EntityManager, EntityTransaction, Connection, LocalTransaction, CallbackModes, AutoClear, AutoDetach, ConnectionRetainModes, DetachState, FindCallbacks, OpCallbacks, RestoreState, Closeable, OpenJPAEntityManager
public class EntityManagerImplextends Objectimplements OpenJPAEntityManager, FindCallbacks, OpCallbacks
Implementation of EntityManager interface.
Author:
Patrick Linskey, Abe White
Field Summary
&nbsp;
Fields inherited from interface org.apache.openjpa.kernel.ConnectionRetainModes
CONN_RETAIN_ALWAYS, CONN_RETAIN_DEMAND, CONN_RETAIN_TRANS
&nbsp;
Fields inherited from interface org.apache.openjpa.kernel.DetachState
DETACH_ALL, DETACH_FGS, DETACH_LOADED
&nbsp;
Fields inherited from interface org.apache.openjpa.kernel.RestoreState
RESTORE_ALL, RESTORE_IMMUTABLE, RESTORE_NONE
&nbsp;
Fields inherited from interface org.apache.openjpa.kernel.AutoDetach
DETACH_CLOSE, DETACH_COMMIT, DETACH_NONTXREAD, DETACH_ROLLBACK
&nbsp;
Fields inherited from interface org.apache.openjpa.kernel.AutoClear
CLEAR_ALL, CLEAR_DATASTORE
&nbsp;
Fields inherited from interface org.apache.openjpa.event.CallbackModes
CALLBACK_FAIL_FAST, CALLBACK_IGNORE, CALLBACK_LOG, CALLBACK_RETHROW, CALLBACK_ROLLBACK
&nbsp;
Fields inherited from interface org.apache.openjpa.kernel.OpCallbacks
ACT_CASCADE, ACT_NONE, ACT_RUN, OP_ATTACH, OP_DELETE, OP_DETACH, OP_EVICT, OP_LOCK, OP_NONTRANSACTIONAL, OP_PERSIST, OP_REFRESH, OP_RELEASE, OP_RETRIEVE, OP_TRANSACTIONAL
&nbsp;
Constructor Summary
EntityManagerImpl(EntityManagerFactoryImpl&nbsp;factory,
Broker&nbsp;broker)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructor; supply factory and delegate.
&nbsp;
Method Summary
&nbsp;void
addLifecycleListener(Object&nbsp;listener,
Class...&nbsp;classes)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Register a listener for lifecycle-related events on the specified
classes.
&nbsp;void
addTransactionListener(Object&nbsp;listener)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Register a listener for transaction-related events.
&nbsp;void
begin()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
beginStore()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Begins a store transaction if one isn't already started.
&nbsp;boolean
cancelAll()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Cancel all pending data store statements.
&nbsp;void
clear()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
close()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
commit()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
commitAndResume()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Issue a commit and then start a new transaction.
&nbsp;boolean
contains(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;boolean
containsAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether the given objects are managed.
&nbsp;boolean
containsAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether the given objects are managed.
&lt;T&gt; Extent&lt;T&gt;
createExtent(Class&lt;T&gt;&nbsp;cls,
boolean&nbsp;subclasses)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return an extent of the given class, optionally including subclasses.
&lt;T&gt; T
createInstance(Class&lt;T&gt;&nbsp;cls)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create a new instance of type cls.
&nbsp;Interaction
createInteraction()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;OpenJPAQuery
createNamedQuery(String&nbsp;name)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;OpenJPAQuery
createNativeQuery(String&nbsp;query)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;OpenJPAQuery
createNativeQuery(String&nbsp;query,
Class&nbsp;cls)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;OpenJPAQuery
createNativeQuery(String&nbsp;query,
String&nbsp;mappingName)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;OpenJPAQuery
createQuery(Query&nbsp;query)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create a new query from the given one.
&nbsp;OpenJPAQuery
createQuery(String&nbsp;query)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;OpenJPAQuery
createQuery(String&nbsp;language,
String&nbsp;query)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create a new query in the given language.
&lt;T&gt; T
detach(T&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Detach the specified object from the entity manager.
&nbsp;Collection
detachAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Detach the specified objects from the entity manager.
&nbsp;Object[]
detachAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Detach the specified objects from the entity manager.
&nbsp;void
dirty(Object&nbsp;o,
String&nbsp;field)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make the named field of the given object dirty.
&nbsp;void
dirtyClass(Class&nbsp;cls)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mark the given class as dirty within the current transaction.
&nbsp;boolean
equals(Object&nbsp;other)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
evict(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Evict the given object.
&nbsp;void
evictAll()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Evict all clean objects.
&nbsp;void
evictAll(Class&nbsp;cls)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Evict all persistent-clean and persistent-nontransactional
instances in the extent of the given class (including subclasses).
&nbsp;void
evictAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Evict the given objects.
&nbsp;void
evictAll(Extent&nbsp;extent)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Evict all persistent-clean and persistent-nontransactional
instances in the given Extent.
&nbsp;void
evictAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Evict the given objects.
&lt;T&gt; T
find(Class&lt;T&gt;&nbsp;cls,
Object&nbsp;oid)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&lt;T&gt; Collection&lt;T&gt;
findAll(Class&lt;T&gt;&nbsp;cls,
Collection&nbsp;oids)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the objects with the given oids.
&lt;T&gt; T[]
findAll(Class&lt;T&gt;&nbsp;cls,
Object...&nbsp;oids)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the objects with the given oids.
&lt;T&gt; T
findCached(Class&lt;T&gt;&nbsp;cls,
Object&nbsp;oid)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the cached instance for the given oid/object, or null if not
cached.
&nbsp;void
flush()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;int
getAutoClear()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to clear state when entering a transaction.
&nbsp;int
getAutoDetach()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bit flags marked in AutoDetach which indicate when persistent
managed objects should be automatically detached in-place.
&nbsp;Broker
getBroker()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Broker delegate.
&nbsp;ClassLoader
getClassLoader()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the current thread's class loader at the time this entity
manager was obtained from the factory.
&nbsp;OpenJPAConfiguration
getConfiguration()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the configuration associated with this entity manager.
&nbsp;Object
getConnection()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the connection in use by the entity manager, or a new
connection if none.
&nbsp;String
getConnectionPassword()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the connection password.
&nbsp;int
getConnectionRetainMode()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the connection retain mode for this entity manager.
&nbsp;String
getConnectionUserName()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the connection user name.
&nbsp;Object
getDelegate()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;int
getDetachState()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Detach mode constant to determine which fields are part of the
detached graph.
&nbsp;Collection
getDirtyObjects()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return a set of current dirty instances.
&nbsp;OpenJPAEntityManagerFactory
getEntityManagerFactory()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the factory that produced this entity manager.
&nbsp;boolean
getEvictFromStoreCache()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to also evict an object from the store cache when it is
evicted through this entity manager.
&nbsp;FetchPlan
getFetchPlan()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the (mutable) fetch plan for loading objects from this
entity manager.
&nbsp;Generator
getFieldGenerator(Class&nbsp;forClass,
String&nbsp;fieldName)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a Generator for the generated values of the specified
type, or null if the field is not generated.
&nbsp;FlushModeType
getFlushMode()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;Generator
getIdGenerator(Class&nbsp;forClass)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a Generator for the datastore identity values of the
specified type, or null if the type is unmanaged or its identity
cannot be represented by a sequence.
&nbsp;boolean
getIgnoreChanges()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to take into account changes in the transaction when executing
a query or iterating an extent.
&nbsp;int
getLifecycleListenerCallbackMode()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The CallbackModes flags for handling lifecycle listener
exceptions.
&nbsp;LocalTransaction
getLocalTransaction()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;LockModeType
getLockMode(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the lock mode of the given instance, or null if not locked.
&nbsp;Collection
getManagedObjects()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return a set of all managed instances.
&nbsp;ManagedRuntime
getManagedRuntime()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the managed runtime in use.
&nbsp;ConnectionMetaData
getMetaData()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;boolean
getMultithreaded()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether the entity manager or its managed instances are used in a
multithreaded environment.
&nbsp;Generator
getNamedGenerator(String&nbsp;name)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the named generator defined in the metadata.
&nbsp;boolean
getNontransactionalRead()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to allow nontransactional access to persistent state.
&nbsp;boolean
getNontransactionalWrite()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to allow nontransactional changes to persistent state.
&nbsp;Object
getObjectId(Object&nbsp;o)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the oid of the given instance.
&nbsp;Class
getObjectIdClass(Class&nbsp;cls)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the application identity class the given persistent class uses
for object ids, or null if not a type that uses application identity.
&nbsp;boolean
getOptimistic()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to use optimistic transactional semantics.
&nbsp;boolean
getOrderDirtyObjects()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether dirty objects will be returned in the order they were dirtied.
&nbsp;Collection
getPendingTransactionalObjects()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return a set of instances which will become transactional upon
the next transaction.
&nbsp;Collection&lt;Class&gt;
getPersistedClasses()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the set of classes that have been made persistent in the current
transaction.
&nbsp;boolean
getPopulateStoreCache()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether objects accessed during this transaction will be added to the
store cache.
&lt;T&gt; T
getReference(Class&lt;T&gt;&nbsp;cls,
Object&nbsp;oid)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;Collection&lt;Class&gt;
getRemovedClasses()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the set of classes that have been deleted in the current
transaction.
&nbsp;int
getRestoreState()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to restore an object's original state on rollback.
&nbsp;ResultSetInfo
getResultSetInfo()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;boolean
getRetainState()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether objects retain their persistent state on transaction commit.
&nbsp;Throwable
getRollbackCause()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the Throwable that caused the transaction to be
marked for rollback.
&nbsp;boolean
getRollbackOnly()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return whether the current transaction has been marked for rollback.
&nbsp;boolean
getSyncWithManagedTransactions()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to check for a global transaction upon every managed,
non-transactional operation.
&nbsp;EntityTransaction
getTransaction()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;Collection
getTransactionalObjects()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return a set of current transaction instances.
&nbsp;int
getTransactionListenerCallbackMode()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The CallbackModes flags for handling transaction listener
exceptions.
&nbsp;Collection&lt;Class&gt;
getUpdatedClasses()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the set of classes for objects that have been modified
in the current transaction.
&nbsp;Object
getUserObject(Object&nbsp;key)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the value for the specified key from the map of user objects.
&nbsp;Object
getVersion(Object&nbsp;o)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the current version indicator for o.
&nbsp;int
hashCode()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;boolean
isActive()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;boolean
isDetached(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns true if pc is a detached object
(one that can be reattached to a EntityManager via a call
to EntityManager.merge(T)); otherwise returns
false.
&nbsp;boolean
isDirty(Object&nbsp;o)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return whether the given object is dirty.
&nbsp;boolean
isLargeTransaction()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether memory usage is reduced during this transaction at the expense
of possibly more aggressive data cache evictions.
&nbsp;boolean
isManaged()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether this entity manager is using managed transactions.
&nbsp;boolean
isNewlyPersistent(Object&nbsp;o)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return whether the given object was made persistent in the current
transaction.
&nbsp;boolean
isOpen()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;boolean
isPersistent(Object&nbsp;o)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return whether the given object is persistent.
&nbsp;boolean
isRemoved(Object&nbsp;o)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return whether the given object is deleted.
&nbsp;boolean
isStoreActive()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether a store transaction is active.
&nbsp;boolean
isTransactional(Object&nbsp;o)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return whether the given object is transactional.
&nbsp;void
joinTransaction()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
lock(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ensure that the given instance is locked at the current lock level, as
set in the FetchPlan for the entity manager.
&nbsp;void
lock(Object&nbsp;entity,
LockModeType&nbsp;mode)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
lock(Object&nbsp;entity,
LockModeType&nbsp;mode,
int&nbsp;timeout)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ensure that the given instance is locked at the given lock level.
&nbsp;void
lockAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ensure that the given instances are locked at the current lock level,
as set in the FetchPlan for the entity manager.
&nbsp;void
lockAll(Collection&nbsp;entities,
LockModeType&nbsp;mode,
int&nbsp;timeout)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ensure that the given instances are locked at the given lock level.
&nbsp;void
lockAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ensure that the given instances are locked at the current lock level,
as set in the FetchPlan for the entity manager.
&nbsp;void
lockAll(Object[]&nbsp;entities,
LockModeType&nbsp;mode,
int&nbsp;timeout)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ensure that the given instances are locked at the given lock level.
&lt;T&gt; T
merge(T&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;Collection
mergeAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Merge the specified detached objects into the entity manager.
&nbsp;Object[]
mergeAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Merge the specified objects into the entity manager.
&nbsp;void
nontransactional(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make the given object nontransactional.
&nbsp;void
nontransactionalAll(Collection&nbsp;objs)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make the given objects nontransactional.
&nbsp;void
nontransactionalAll(Object[]&nbsp;objs)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make the given objects nontransactional.
&nbsp;void
persist(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
persistAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Persist the given objects.
&nbsp;void
persistAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Persist the given objects.
&nbsp;void
preFlush()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Run pre-flush actions on transactional objects, including
persistence-by-reachability, inverse relationship management,
deletion of dependent instances, and instance callbacks.
&nbsp;int
processArgument(int&nbsp;op,
Object&nbsp;obj,
OpenJPAStateManager&nbsp;sm)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Process operation argument.
&nbsp;Object
processArgument(Object&nbsp;arg)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Process find argument.
&nbsp;Object
processReturn(Object&nbsp;oid,
OpenJPAStateManager&nbsp;sm)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Process operation return value.
&nbsp;Object
putUserObject(Object&nbsp;key,
Object&nbsp;val)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Put the specified key-value pair into the map of user objects.
&nbsp;void
refresh(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
refreshAll()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Refresh all transactional objects.
&nbsp;void
refreshAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Refresh the state of the given objects.
&nbsp;void
refreshAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Refresh the state of the given objects.
&nbsp;void
release(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Release the given object from management.
&nbsp;void
releaseAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Release the given objects from management.
&nbsp;void
releaseAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Release the given object from management.
&nbsp;void
releaseSavepoint()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Release the last set savepoint and any resources associated with it.
&nbsp;void
releaseSavepoint(String&nbsp;name)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Release the savepoint and any resources associated with it.
&nbsp;void
remove(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
removeAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Delete the given persistent objects.
&nbsp;void
removeAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Delete the given persistent objects.
&nbsp;void
removeLifecycleListener(Object&nbsp;listener)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Remove a listener for lifecycle-related events.
&nbsp;void
removeTransactionListener(Object&nbsp;listener)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Remove a listener for transaction-related events.
&nbsp;void
retrieve(Object&nbsp;entity)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Immediately load the given object's persistent fields.
&nbsp;void
retrieveAll(Collection&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Retrieve the persistent state of the given objects.
&nbsp;void
retrieveAll(Object...&nbsp;entities)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Retrieve the persistent state of the given objects.
&nbsp;void
rollback()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
rollbackAndResume()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Issue a rollback and then start a new transaction.
&nbsp;void
rollbackToSavepoint()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Rollback the current transaction to the last savepoint.
&nbsp;void
rollbackToSavepoint(String&nbsp;name)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Rollback the current transaction to the given savepoint name.
&nbsp;void
setAutoClear(int&nbsp;val)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to clear state when entering a transaction.
&nbsp;void
setAutoDetach(int&nbsp;flags)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bit flags marked in AutoDetach which indicate when persistent
managed objects should be automatically detached in-place.
&nbsp;void
setAutoDetach(int&nbsp;flag,
boolean&nbsp;on)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Bit flags marked in AutoDetach which indicate when persistent
managed objects should be automatically detached in-place.
&nbsp;void
setDetachState(int&nbsp;mode)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Detach mode constant to determine which fields are part of the
detached graph.
&nbsp;void
setEvictFromStoreCache(boolean&nbsp;evict)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to also evict an object from the store cache when it is
evicted through this entity manager.
&nbsp;void
setFlushMode(FlushModeType&nbsp;flushMode)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;void
setIgnoreChanges(boolean&nbsp;val)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to take into account changes in the transaction when executing
a query or iterating an extent.
&nbsp;void
setLargeTransaction(boolean&nbsp;largeTransaction)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If a large number of objects will be created, modified, or deleted
during this transaction setting this option to true will reduce memory
usage if you perform periodic flushes.
&nbsp;void
setLifecycleListenerCallbackMode(int&nbsp;mode)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The CallbackModes flags for handling lifecycle listener
exceptions.
&nbsp;void
setMultithreaded(boolean&nbsp;multithreaded)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether the entity manager or its managed instances are used in a
multithreaded environment.
&nbsp;void
setNontransactionalRead(boolean&nbsp;val)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to allow nontransactional access to persistent state.
&nbsp;void
setNontransactionalWrite(boolean&nbsp;val)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to allow nontransactional changes to persistent state.
&nbsp;void
setOptimistic(boolean&nbsp;val)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to use optimistic transactional semantics.
&nbsp;void
setOrderDirtyObjects(boolean&nbsp;order)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether dirty objects will be returned in the order they were dirtied.
&nbsp;void
setPopulateStoreCache(boolean&nbsp;cache)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to populate the store cache with objects used by this
transaction.
&nbsp;void
setRestoreState(int&nbsp;val)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to restore an object's original state on rollback.
&nbsp;void
setRetainState(boolean&nbsp;val)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether objects retain their persistent state on transaction commit.
&nbsp;void
setRollbackOnly()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mark the current transaction for rollback.
&nbsp;void
setRollbackOnly(Throwable&nbsp;cause)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Mark the current transaction for rollback with the specified cause
of the rollback.
&nbsp;void
setSavepoint(String&nbsp;name)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set a transactional savepoint where operations after this savepoint
will be rolled back.
&nbsp;void
setSyncWithManagedTransactions(boolean&nbsp;sync)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Whether to check for a global transaction upon every managed,
non-transactional operation.
&nbsp;void
setTransactionListenerCallbackMode(int&nbsp;mode)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The CallbackModes flags for handling transaction listener
exceptions.
&nbsp;void
transactional(Object&nbsp;entity,
boolean&nbsp;updateVersion)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make the given object transactional.
&nbsp;void
transactionalAll(Collection&nbsp;objs,
boolean&nbsp;updateVersion)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make the given objects transactional.
&nbsp;void
transactionalAll(Object[]&nbsp;objs,
boolean&nbsp;updateVersion)
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Make the given objects transactional.
&nbsp;void
validateChanges()
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Validate the changes made in this transaction, reporting any optimistic
violations, constraint violations, etc.
&nbsp;
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
&nbsp;
Constructor Detail
EntityManagerImpl
public EntityManagerImpl(EntityManagerFactoryImpl&nbsp;factory,
Broker&nbsp;broker)
Constructor; supply factory and delegate.
Method Detail
getBroker
public Broker getBroker()
Broker delegate.
getMetaData
public ConnectionMetaData getMetaData()
throws ResourceException
Specified by:getMetaData in interface Connection
Throws:
ResourceException
createInteraction
public Interaction createInteraction()
throws ResourceException
Specified by:createInteraction in interface Connection
Throws:
ResourceException
getLocalTransaction
public LocalTransaction getLocalTransaction()
throws ResourceException
Specified by:getLocalTransaction in interface Connection
Throws:
ResourceException
getResultSetInfo
public ResultSetInfo getResultSetInfo()
throws ResourceException
Specified by:getResultSetInfo in interface Connection
Throws:
ResourceException
getEntityManagerFactory
public OpenJPAEntityManagerFactory getEntityManagerFactory()
Description copied from interface: OpenJPAEntityManager
Return the factory that produced this entity manager.
Specified by:getEntityManagerFactory in interface OpenJPAEntityManager
getConfiguration
public OpenJPAConfiguration getConfiguration()
Description copied from interface: OpenJPAEntityManager
Return the configuration associated with this entity manager.
Specified by:getConfiguration in interface OpenJPAEntityManager
getFetchPlan
public FetchPlan getFetchPlan()
Description copied from interface: OpenJPAEntityManager
Return the (mutable) fetch plan for loading objects from this
entity manager.
Specified by:getFetchPlan in interface OpenJPAEntityManager
getConnectionRetainMode
public int getConnectionRetainMode()
Description copied from interface: OpenJPAEntityManager
Return the connection retain mode for this entity manager.
Specified by:getConnectionRetainMode in interface OpenJPAEntityManager
See Also:ConnectionRetainModes
isManaged
public boolean isManaged()
Description copied from interface: OpenJPAEntityManager
Whether this entity manager is using managed transactions.
Specified by:isManaged in interface OpenJPAEntityManager
getManagedRuntime
public ManagedRuntime getManagedRuntime()
Description copied from interface: OpenJPAEntityManager
Return the managed runtime in use.
Specified by:getManagedRuntime in interface OpenJPAEntityManager
getSyncWithManagedTransactions
public boolean getSyncWithManagedTransactions()
Description copied from interface: OpenJPAEntityManager
Whether to check for a global transaction upon every managed,
non-transactional operation. Defaults to false.
Specified by:getSyncWithManagedTransactions in interface OpenJPAEntityManager
setSyncWithManagedTransactions
public void setSyncWithManagedTransactions(boolean&nbsp;sync)
Description copied from interface: OpenJPAEntityManager
Whether to check for a global transaction upon every managed,
non-transactional operation. Defaults to false.
Specified by:setSyncWithManagedTransactions in interface OpenJPAEntityManager
getClassLoader
public ClassLoader getClassLoader()
Description copied from interface: OpenJPAEntityManager
Return the current thread's class loader at the time this entity
manager was obtained from the factory.
Specified by:getClassLoader in interface OpenJPAEntityManager
getConnectionUserName
public String getConnectionUserName()
Description copied from interface: OpenJPAEntityManager
Return the connection user name.
Specified by:getConnectionUserName in interface OpenJPAEntityManager
getConnectionPassword
public String getConnectionPassword()
Description copied from interface: OpenJPAEntityManager
Return the connection password.
Specified by:getConnectionPassword in interface OpenJPAEntityManager
getMultithreaded
public boolean getMultithreaded()
Description copied from interface: OpenJPAEntityManager
Whether the entity manager or its managed instances are used in a
multithreaded environment.
Specified by:getMultithreaded in interface OpenJPAEntityManager
setMultithreaded
public void setMultithreaded(boolean&nbsp;multithreaded)
Description copied from interface: OpenJPAEntityManager
Whether the entity manager or its managed instances are used in a
multithreaded environment.
Specified by:setMultithreaded in interface OpenJPAEntityManager
getIgnoreChanges
public boolean getIgnoreChanges()
Description copied from interface: OpenJPAEntityManager
Whether to take into account changes in the transaction when executing
a query or iterating an extent.
Specified by:getIgnoreChanges in interface OpenJPAEntityManager
setIgnoreChanges
public void setIgnoreChanges(boolean&nbsp;val)
Description copied from interface: OpenJPAEntityManager
Whether to take into account changes in the transaction when executing
a query or iterating an extent.
Specified by:setIgnoreChanges in interface OpenJPAEntityManager
getNontransactionalRead
public boolean getNontransactionalRead()
Description copied from interface: OpenJPAEntityManager
Whether to allow nontransactional access to persistent state.
Specified by:getNontransactionalRead in interface OpenJPAEntityManager
setNontransactionalRead
public void setNontransactionalRead(boolean&nbsp;val)
Description copied from interface: OpenJPAEntityManager
Whether to allow nontransactional access to persistent state.
Specified by:setNontransactionalRead in interface OpenJPAEntityManager
getNontransactionalWrite
public boolean getNontransactionalWrite()
Description copied from interface: OpenJPAEntityManager
Whether to allow nontransactional changes to persistent state.
Specified by:getNontransactionalWrite in interface OpenJPAEntityManager
setNontransactionalWrite
public void setNontransactionalWrite(boolean&nbsp;val)
Description copied from interface: OpenJPAEntityManager
Whether to allow nontransactional changes to persistent state.
Specified by:setNontransactionalWrite in interface OpenJPAEntityManager
getOptimistic
public boolean getOptimistic()
Description copied from interface: OpenJPAEntityManager
Whether to use optimistic transactional semantics.
Specified by:getOptimistic in interface OpenJPAEntityManager
setOptimistic
public void setOptimistic(boolean&nbsp;val)
Description copied from interface: OpenJPAEntityManager
Whether to use optimistic transactional semantics.
Specified by:setOptimistic in interface OpenJPAEntityManager
getRestoreState
public int getRestoreState()
Description copied from interface: OpenJPAEntityManager
Whether to restore an object's original state on rollback.
Specified by:getRestoreState in interface OpenJPAEntityManager
See Also:RestoreState
setRestoreState
public void setRestoreState(int&nbsp;val)
Description copied from interface: OpenJPAEntityManager
Whether to restore an object's original state on rollback.
Specified by:setRestoreState in interface OpenJPAEntityManager
See Also:RestoreState
getRetainState
public boolean getRetainState()
Description copied from interface: OpenJPAEntityManager
Whether objects retain their persistent state on transaction commit.
Specified by:getRetainState in interface OpenJPAEntityManager
setRetainState
public void setRetainState(boolean&nbsp;val)
Description copied from interface: OpenJPAEntityManager
Whether objects retain their persistent state on transaction commit.
Specified by:setRetainState in interface OpenJPAEntityManager
getAutoClear
public int getAutoClear()
Description copied from interface: OpenJPAEntityManager
Whether to clear state when entering a transaction.
Specified by:getAutoClear in interface OpenJPAEntityManager
See Also:AutoClear
setAutoClear
public void setAutoClear(int&nbsp;val)
Description copied from interface: OpenJPAEntityManager
Whether to clear state when entering a transaction.
Specified by:setAutoClear in interface OpenJPAEntityManager
See Also:AutoClear
getDetachState
public int getDetachState()
Description copied from interface: OpenJPAEntityManager
Detach mode constant to determine which fields are part of the
detached graph.
Specified by:getDetachState in interface OpenJPAEntityManager
See Also:DetachState
setDetachState
public void setDetachState(int&nbsp;mode)
Description copied from interface: OpenJPAEntityManager
Detach mode constant to determine which fields are part of the
detached graph.
Specified by:setDetachState in interface OpenJPAEntityManager
See Also:DetachState
getAutoDetach
public int getAutoDetach()
Description copied from interface: OpenJPAEntityManager
Bit flags marked in AutoDetach which indicate when persistent
managed objects should be automatically detached in-place.
Specified by:getAutoDetach in interface OpenJPAEntityManager
setAutoDetach
public void setAutoDetach(int&nbsp;flags)
Description copied from interface: OpenJPAEntityManager
Bit flags marked in AutoDetach which indicate when persistent
managed objects should be automatically detached in-place.
Specified by:setAutoDetach in interface OpenJPAEntityManager
setAutoDetach
public void setAutoDetach(int&nbsp;flag,
boolean&nbsp;on)
Description copied from interface: OpenJPAEntityManager
Bit flags marked in AutoDetach which indicate when persistent
managed objects should be automatically detached in-place.
Specified by:setAutoDetach in interface OpenJPAEntityManager
getEvictFromStoreCache
public boolean getEvictFromStoreCache()
Description copied from interface: OpenJPAEntityManager
Whether to also evict an object from the store cache when it is
evicted through this entity manager.
Specified by:getEvictFromStoreCache in interface OpenJPAEntityManager
setEvictFromStoreCache
public void setEvictFromStoreCache(boolean&nbsp;evict)
Description copied from interface: OpenJPAEntityManager
Whether to also evict an object from the store cache when it is
evicted through this entity manager.
Specified by:setEvictFromStoreCache in interface OpenJPAEntityManager
getPopulateStoreCache
public boolean getPopulateStoreCache()
Description copied from interface: OpenJPAEntityManager
Whether objects accessed during this transaction will be added to the
store cache. Defaults to true.
Specified by:getPopulateStoreCache in interface OpenJPAEntityManager
setPopulateStoreCache
public void setPopulateStoreCache(boolean&nbsp;cache)
Description copied from interface: OpenJPAEntityManager
Whether to populate the store cache with objects used by this
transaction. Defaults to true.
Specified by:setPopulateStoreCache in interface OpenJPAEntityManager
isLargeTransaction
public boolean isLargeTransaction()
Description copied from interface: OpenJPAEntityManager
Whether memory usage is reduced during this transaction at the expense
of possibly more aggressive data cache evictions.
Specified by:isLargeTransaction in interface OpenJPAEntityManager
setLargeTransaction
public void setLargeTransaction(boolean&nbsp;largeTransaction)
Description copied from interface: OpenJPAEntityManager
If a large number of objects will be created, modified, or deleted
during this transaction setting this option to true will reduce memory
usage if you perform periodic flushes.
Specified by:setLargeTransaction in interface OpenJPAEntityManager
getUserObject
public Object getUserObject(Object&nbsp;key)
Description copied from interface: OpenJPAEntityManager
Get the value for the specified key from the map of user objects.
Specified by:getUserObject in interface OpenJPAEntityManager
putUserObject
public Object putUserObject(Object&nbsp;key,
Object&nbsp;val)
Description copied from interface: OpenJPAEntityManager
Put the specified key-value pair into the map of user objects. Use
a value of null to remove the key.
Specified by:putUserObject in interface OpenJPAEntityManager
addTransactionListener
public void addTransactionListener(Object&nbsp;listener)
Description copied from interface: OpenJPAEntityManager
Register a listener for transaction-related events.
Specified by:addTransactionListener in interface OpenJPAEntityManager
removeTransactionListener
public void removeTransactionListener(Object&nbsp;listener)
Description copied from interface: OpenJPAEntityManager
Remove a listener for transaction-related events.
Specified by:removeTransactionListener in interface OpenJPAEntityManager
getTransactionListenerCallbackMode
public int getTransactionListenerCallbackMode()
Description copied from interface: OpenJPAEntityManager
The CallbackModes flags for handling transaction listener
exceptions.
Specified by:getTransactionListenerCallbackMode in interface OpenJPAEntityManager
setTransactionListenerCallbackMode
public void setTransactionListenerCallbackMode(int&nbsp;mode)
Description copied from interface: OpenJPAEntityManager
The CallbackModes flags for handling transaction listener
exceptions.
Specified by:setTransactionListenerCallbackMode in interface OpenJPAEntityManager
addLifecycleListener
public void addLifecycleListener(Object&nbsp;listener,
Class...&nbsp;classes)
Description copied from interface: OpenJPAEntityManager
Register a listener for lifecycle-related events on the specified
classes. If the classes are null, all events will be propagated to
the listener.
Specified by:addLifecycleListener in interface OpenJPAEntityManager
removeLifecycleListener
public void removeLifecycleListener(Object&nbsp;listener)
Description copied from interface: OpenJPAEntityManager
Remove a listener for lifecycle-related events.
Specified by:removeLifecycleListener in interface OpenJPAEntityManager
getLifecycleListenerCallbackMode
public int getLifecycleListenerCallbackMode()
Description copied from interface: OpenJPAEntityManager
The CallbackModes flags for handling lifecycle listener
exceptions.
Specified by:getLifecycleListenerCallbackMode in interface OpenJPAEntityManager
setLifecycleListenerCallbackMode
public void setLifecycleListenerCallbackMode(int&nbsp;mode)
Description copied from interface: OpenJPAEntityManager
The CallbackModes flags for handling lifecycle listener
exceptions.
Specified by:setLifecycleListenerCallbackMode in interface OpenJPAEntityManager
getReference
public &lt;T&gt; T getReference(Class&lt;T&gt;&nbsp;cls,
Object&nbsp;oid)
Specified by:getReference in interface EntityManager
find
public &lt;T&gt; T find(Class&lt;T&gt;&nbsp;cls,
Object&nbsp;oid)
Specified by:find in interface EntityManager
findAll
public &lt;T&gt; T[] findAll(Class&lt;T&gt;&nbsp;cls,
Object...&nbsp;oids)
Description copied from interface: OpenJPAEntityManager
Return the objects with the given oids.
Specified by:findAll in interface OpenJPAEntityManager
oids - the oids of the objects to return
Returns:the objects that were looked up, in the
same order as the oids parameter.See Also:EntityManager.find(Class,Object)
findAll
public &lt;T&gt; Collection&lt;T&gt; findAll(Class&lt;T&gt;&nbsp;cls,
Collection&nbsp;oids)
Description copied from interface: OpenJPAEntityManager
Return the objects with the given oids.
Specified by:findAll in interface OpenJPAEntityManager
oids - the oids of the objects to return
Returns:the objects that were looked up, in the
same order as the oids parameter.See Also:EntityManager.find(Class,Object)
findCached
public &lt;T&gt; T findCached(Class&lt;T&gt;&nbsp;cls,
Object&nbsp;oid)
Description copied from interface: OpenJPAEntityManager
Return the cached instance for the given oid/object, or null if not
cached.
Specified by:findCached in interface OpenJPAEntityManager
oid - the object's id
Returns:the cached object, or null if not cached
getObjectIdClass
public Class getObjectIdClass(Class&nbsp;cls)
Description copied from interface: OpenJPAEntityManager
Return the application identity class the given persistent class uses
for object ids, or null if not a type that uses application identity.
Specified by:getObjectIdClass in interface OpenJPAEntityManager
getTransaction
public EntityTransaction getTransaction()
Specified by:getTransaction in interface EntityManager
joinTransaction
public void joinTransaction()
Specified by:joinTransaction in interface EntityManager
begin
public void begin()
Specified by:begin in interface EntityTransactionSpecified by:begin in interface LocalTransaction
commit
public void commit()
Specified by:commit in interface EntityTransactionSpecified by:commit in interface LocalTransaction
rollback
public void rollback()
Specified by:rollback in interface EntityTransactionSpecified by:rollback in interface LocalTransaction
commitAndResume
public void commitAndResume()
Description copied from interface: OpenJPAEntityManager
Issue a commit and then start a new transaction. This is identical to:
manager.commit (); manager.begin ();
except that the entity manager's internal atomic lock is utilized,
so this method can be safely executed from multiple threads.
Specified by:commitAndResume in interface OpenJPAEntityManager
See Also:EntityTransaction.commit(),
EntityTransaction.begin()
rollbackAndResume
public void rollbackAndResume()
Description copied from interface: OpenJPAEntityManager
Issue a rollback and then start a new transaction. This is identical to:
manager.rollback (); manager.begin ();
except that the entity manager's internal atomic lock is utilized,
so this method can be safely executed from multiple threads.
Specified by:rollbackAndResume in interface OpenJPAEntityManager
See Also:EntityTransaction.rollback(),
EntityTransaction.begin()
getRollbackCause
public Throwable getRollbackCause()
Description copied from interface: OpenJPAEntityManager
Returns the Throwable that caused the transaction to be
marked for rollback.
Specified by:getRollbackCause in interface OpenJPAEntityManager
Returns:the Throwable, or null if none was given
getRollbackOnly
public boolean getRollbackOnly()
Description copied from interface: OpenJPAEntityManager
Return whether the current transaction has been marked for rollback.
Specified by:getRollbackOnly in interface EntityTransactionSpecified by:getRollbackOnly in interface OpenJPAEntityManager
setRollbackOnly
public void setRollbackOnly()
Description copied from interface: OpenJPAEntityManager
Mark the current transaction for rollback.
Specified by:setRollbackOnly in interface EntityTransactionSpecified by:setRollbackOnly in interface OpenJPAEntityManager
setRollbackOnly
public void setRollbackOnly(Throwable&nbsp;cause)
Description copied from interface: OpenJPAEntityManager
Mark the current transaction for rollback with the specified cause
of the rollback.
Specified by:setRollbackOnly in interface OpenJPAEntityManager
setSavepoint
public void setSavepoint(String&nbsp;name)
Description copied from interface: OpenJPAEntityManager
Set a transactional savepoint where operations after this savepoint
will be rolled back.
Specified by:setSavepoint in interface OpenJPAEntityManager
rollbackToSavepoint
public void rollbackToSavepoint()
Description copied from interface: OpenJPAEntityManager
Rollback the current transaction to the last savepoint.
Savepoints set after this one will become invalid.
Specified by:rollbackToSavepoint in interface OpenJPAEntityManager
rollbackToSavepoint
public void rollbackToSavepoint(String&nbsp;name)
Description copied from interface: OpenJPAEntityManager
Rollback the current transaction to the given savepoint name.
Savepoints set after this one will become invalid.
Specified by:rollbackToSavepoint in interface OpenJPAEntityManager
releaseSavepoint
public void releaseSavepoint()
Description copied from interface: OpenJPAEntityManager
Release the last set savepoint and any resources associated with it.
The given savepoint and any set after it will become invalid.
Specified by:releaseSavepoint in interface OpenJPAEntityManager
releaseSavepoint
public void releaseSavepoint(String&nbsp;name)
Description copied from interface: OpenJPAEntityManager
Release the savepoint and any resources associated with it.
The given savepoint and any set after it will become invalid.
Specified by:releaseSavepoint in interface OpenJPAEntityManager
flush
public void flush()
Specified by:flush in interface EntityManager
preFlush
public void preFlush()
Description copied from interface: OpenJPAEntityManager
Run pre-flush actions on transactional objects, including
persistence-by-reachability, inverse relationship management,
deletion of dependent instances, and instance callbacks.
Transaction listeners are not invoked.
Specified by:preFlush in interface OpenJPAEntityManager
validateChanges
public void validateChanges()
Description copied from interface: OpenJPAEntityManager
Validate the changes made in this transaction, reporting any optimistic
violations, constraint violations, etc. In a datastore transaction or
a flushed optimistic transaction, this method will act just like
EntityManager.flush(). In an optimistic transaction that has not yet begun a
datastore-level transaction, however, it will only report exceptions
that would occur on flush, without retaining any datastore resources.
Specified by:validateChanges in interface OpenJPAEntityManager
isActive
public boolean isActive()
Specified by:isActive in interface EntityTransaction
isStoreActive
public boolean isStoreActive()
Description copied from interface: OpenJPAEntityManager
Whether a store transaction is active.
Specified by:isStoreActive in interface OpenJPAEntityManager
beginStore
public void beginStore()
Description copied from interface: OpenJPAEntityManager
Begins a store transaction if one isn't already started. The
entity manager must already be in a logical transaction.
Specified by:beginStore in interface OpenJPAEntityManager
contains
public boolean contains(Object&nbsp;entity)
Specified by:contains in interface EntityManager
containsAll
public boolean containsAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Whether the given objects are managed.
Specified by:containsAll in interface OpenJPAEntityManager
containsAll
public boolean containsAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Whether the given objects are managed.
Specified by:containsAll in interface OpenJPAEntityManager
persist
public void persist(Object&nbsp;entity)
Specified by:persist in interface EntityManager
persistAll
public void persistAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Persist the given objects.
Specified by:persistAll in interface OpenJPAEntityManager
persistAll
public void persistAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Persist the given objects.
Specified by:persistAll in interface OpenJPAEntityManager
remove
public void remove(Object&nbsp;entity)
Specified by:remove in interface EntityManager
removeAll
public void removeAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Delete the given persistent objects.
Specified by:removeAll in interface OpenJPAEntityManager
removeAll
public void removeAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Delete the given persistent objects.
Specified by:removeAll in interface OpenJPAEntityManager
release
public void release(Object&nbsp;entity)
Description copied from interface: OpenJPAEntityManager
Release the given object from management. This operation is not
recursive.
Specified by:release in interface OpenJPAEntityManager
releaseAll
public void releaseAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Release the given objects from management. This operation is not
recursive.
Specified by:releaseAll in interface OpenJPAEntityManager
releaseAll
public void releaseAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Release the given object from management. This operation is not
recursive.
Specified by:releaseAll in interface OpenJPAEntityManager
refresh
public void refresh(Object&nbsp;entity)
Specified by:refresh in interface EntityManager
refreshAll
public void refreshAll()
Description copied from interface: OpenJPAEntityManager
Refresh all transactional objects.
Specified by:refreshAll in interface OpenJPAEntityManager
refreshAll
public void refreshAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Refresh the state of the given objects.
Specified by:refreshAll in interface OpenJPAEntityManager
refreshAll
public void refreshAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Refresh the state of the given objects.
Specified by:refreshAll in interface OpenJPAEntityManager
retrieve
public void retrieve(Object&nbsp;entity)
Description copied from interface: OpenJPAEntityManager
Immediately load the given object's persistent fields. One might
use this action to make sure that an instance's fields are loaded
before transitioning it to transient. Note that this action is not
recursive. Any related objects that are loaded will not necessarily
have their fields loaded.
Specified by:retrieve in interface OpenJPAEntityManager
retrieveAll
public void retrieveAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Retrieve the persistent state of the given objects.
Specified by:retrieveAll in interface OpenJPAEntityManager
See Also:OpenJPAEntityManager.retrieve(java.lang.Object)
retrieveAll
public void retrieveAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Retrieve the persistent state of the given objects.
Specified by:retrieveAll in interface OpenJPAEntityManager
See Also:OpenJPAEntityManager.retrieve(java.lang.Object)
evict
public void evict(Object&nbsp;entity)
Description copied from interface: OpenJPAEntityManager
Evict the given object.
Specified by:evict in interface OpenJPAEntityManager
evictAll
public void evictAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Evict the given objects.
Specified by:evictAll in interface OpenJPAEntityManager
evictAll
public void evictAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Evict the given objects.
Specified by:evictAll in interface OpenJPAEntityManager
evictAll
public void evictAll()
Description copied from interface: OpenJPAEntityManager
Evict all clean objects.
Specified by:evictAll in interface OpenJPAEntityManager
evictAll
public void evictAll(Class&nbsp;cls)
Description copied from interface: OpenJPAEntityManager
Evict all persistent-clean and persistent-nontransactional
instances in the extent of the given class (including subclasses).
Specified by:evictAll in interface OpenJPAEntityManager
evictAll
public void evictAll(Extent&nbsp;extent)
Description copied from interface: OpenJPAEntityManager
Evict all persistent-clean and persistent-nontransactional
instances in the given Extent.
Specified by:evictAll in interface OpenJPAEntityManager
detach
public &lt;T&gt; T detach(T&nbsp;entity)
Description copied from interface: OpenJPAEntityManager
Detach the specified object from the entity manager.
Specified by:detach in interface OpenJPAEntityManager
Parameters:entity - the instance to detach
Returns:the detached instance
detachAll
public Object[] detachAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Detach the specified objects from the entity manager.
Specified by:detachAll in interface OpenJPAEntityManager
Parameters:entities - the instances to detach
Returns:the detached instances
detachAll
public Collection detachAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Detach the specified objects from the entity manager.
Specified by:detachAll in interface OpenJPAEntityManager
Parameters:entities - the instances to detach
Returns:the detached instances
merge
public &lt;T&gt; T merge(T&nbsp;entity)
Specified by:merge in interface EntityManager
mergeAll
public Object[] mergeAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Merge the specified objects into the entity manager.
Specified by:mergeAll in interface OpenJPAEntityManager
Parameters:entities - instances to import
Returns:the re-attached instances
mergeAll
public Collection mergeAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Merge the specified detached objects into the entity manager.
Specified by:mergeAll in interface OpenJPAEntityManager
Parameters:entities - Collection of instances to import
Returns:the re-attached instances
transactional
public void transactional(Object&nbsp;entity,
boolean&nbsp;updateVersion)
Description copied from interface: OpenJPAEntityManager
Make the given object transactional.
Specified by:transactional in interface OpenJPAEntityManager
Parameters:entity - instance to make transactionalupdateVersion - if true, the instance's version will be
incremented at the next flush
transactionalAll
public void transactionalAll(Collection&nbsp;objs,
boolean&nbsp;updateVersion)
Description copied from interface: OpenJPAEntityManager
Make the given objects transactional.
Specified by:transactionalAll in interface OpenJPAEntityManager
Parameters:objs - instances to make transactionalupdateVersion - if true, the instance's version will be
incremented at the next flush
transactionalAll
public void transactionalAll(Object[]&nbsp;objs,
boolean&nbsp;updateVersion)
Description copied from interface: OpenJPAEntityManager
Make the given objects transactional.
Specified by:transactionalAll in interface OpenJPAEntityManager
Parameters:objs - instances to make transactionalupdateVersion - if true, the instance's version will be
incremented at the next flush
nontransactional
public void nontransactional(Object&nbsp;entity)
Description copied from interface: OpenJPAEntityManager
Make the given object nontransactional.
Specified by:nontransactional in interface OpenJPAEntityManager
nontransactionalAll
public void nontransactionalAll(Collection&nbsp;objs)
Description copied from interface: OpenJPAEntityManager
Make the given objects nontransactional.
Specified by:nontransactionalAll in interface OpenJPAEntityManager
nontransactionalAll
public void nontransactionalAll(Object[]&nbsp;objs)
Description copied from interface: OpenJPAEntityManager
Make the given objects nontransactional.
Specified by:nontransactionalAll in interface OpenJPAEntityManager
getNamedGenerator
public Generator getNamedGenerator(String&nbsp;name)
Description copied from interface: OpenJPAEntityManager
Return the named generator defined in the metadata.
Specified by:getNamedGenerator in interface OpenJPAEntityManager
getIdGenerator
public Generator getIdGenerator(Class&nbsp;forClass)
Description copied from interface: OpenJPAEntityManager
Returns a Generator for the datastore identity values of the
specified type, or null if the type is unmanaged or its identity
cannot be represented by a sequence.
Specified by:getIdGenerator in interface OpenJPAEntityManager
getFieldGenerator
public Generator getFieldGenerator(Class&nbsp;forClass,
String&nbsp;fieldName)
Description copied from interface: OpenJPAEntityManager
Returns a Generator for the generated values of the specified
type, or null if the field is not generated.
Specified by:getFieldGenerator in interface OpenJPAEntityManager
createExtent
public &lt;T&gt; Extent&lt;T&gt; createExtent(Class&lt;T&gt;&nbsp;cls,
boolean&nbsp;subclasses)
Description copied from interface: OpenJPAEntityManager
Return an extent of the given class, optionally including subclasses.
Specified by:createExtent in interface OpenJPAEntityManager
createQuery
public OpenJPAQuery createQuery(String&nbsp;query)
Specified by:createQuery in interface EntityManagerSpecified by:createQuery in interface OpenJPAEntityManager
createQuery
public OpenJPAQuery createQuery(String&nbsp;language,
String&nbsp;query)
Description copied from interface: OpenJPAEntityManager
Create a new query in the given language.
Specified by:createQuery in interface OpenJPAEntityManager
createQuery
public OpenJPAQuery createQuery(Query&nbsp;query)
Description copied from interface: OpenJPAEntityManager
Create a new query from the given one.
Specified by:createQuery in interface OpenJPAEntityManager
createNamedQuery
public OpenJPAQuery createNamedQuery(String&nbsp;name)
Specified by:createNamedQuery in interface EntityManagerSpecified by:createNamedQuery in interface OpenJPAEntityManager
createNativeQuery
public OpenJPAQuery createNativeQuery(String&nbsp;query)
Specified by:createNativeQuery in interface EntityManagerSpecified by:createNativeQuery in interface OpenJPAEntityManager
createNativeQuery
public OpenJPAQuery createNativeQuery(String&nbsp;query,
Class&nbsp;cls)
Specified by:createNativeQuery in interface EntityManagerSpecified by:createNativeQuery in interface OpenJPAEntityManager
createNativeQuery
public OpenJPAQuery createNativeQuery(String&nbsp;query,
String&nbsp;mappingName)
Specified by:createNativeQuery in interface EntityManagerSpecified by:createNativeQuery in interface OpenJPAEntityManager
setFlushMode
public void setFlushMode(FlushModeType&nbsp;flushMode)
Specified by:setFlushMode in interface EntityManager
getFlushMode
public FlushModeType getFlushMode()
Specified by:getFlushMode in interface EntityManager
clear
public void clear()
Specified by:clear in interface EntityManager
getDelegate
public Object getDelegate()
Specified by:getDelegate in interface EntityManager
getLockMode
public LockModeType getLockMode(Object&nbsp;entity)
Description copied from interface: OpenJPAEntityManager
Return the lock mode of the given instance, or null if not locked.
Specified by:getLockMode in interface OpenJPAEntityManager
lock
public void lock(Object&nbsp;entity,
LockModeType&nbsp;mode)
Specified by:lock in interface EntityManager
lock
public void lock(Object&nbsp;entity)
Description copied from interface: OpenJPAEntityManager
Ensure that the given instance is locked at the current lock level, as
set in the FetchPlan for the entity manager.
Specified by:lock in interface OpenJPAEntityManager
lock
public void lock(Object&nbsp;entity,
LockModeType&nbsp;mode,
int&nbsp;timeout)
Description copied from interface: OpenJPAEntityManager
Ensure that the given instance is locked at the given lock level.
Specified by:lock in interface OpenJPAEntityManager
Parameters:entity - the object to lockmode - the lock level to usetimeout - the number of milliseconds to wait for the lock before
giving up, or -1 for no limit
lockAll
public void lockAll(Collection&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Ensure that the given instances are locked at the current lock level,
as set in the FetchPlan for the entity manager.
Specified by:lockAll in interface OpenJPAEntityManager
lockAll
public void lockAll(Collection&nbsp;entities,
LockModeType&nbsp;mode,
int&nbsp;timeout)
Description copied from interface: OpenJPAEntityManager
Ensure that the given instances are locked at the given lock level.
Specified by:lockAll in interface OpenJPAEntityManager
Parameters:entities - the objects to lockmode - the lock level to usetimeout - the number of milliseconds to wait for the lock before
giving up, or -1 for no limit
lockAll
public void lockAll(Object...&nbsp;entities)
Description copied from interface: OpenJPAEntityManager
Ensure that the given instances are locked at the current lock level,
as set in the FetchPlan for the entity manager.
Specified by:lockAll in interface OpenJPAEntityManager
lockAll
public void lockAll(Object[]&nbsp;entities,
LockModeType&nbsp;mode,
int&nbsp;timeout)
Description copied from interface: OpenJPAEntityManager
Ensure that the given instances are locked at the given lock level.
Specified by:lockAll in interface OpenJPAEntityManager
Parameters:entities - the objects to lockmode - the lock level to usetimeout - the number of milliseconds to wait for the lock before
giving up, or -1 for no limit
cancelAll
public boolean cancelAll()
Description copied from interface: OpenJPAEntityManager
Cancel all pending data store statements. If statements are cancelled
while a flush is in progress, the transaction rollback only flag will
be set.
Specified by:cancelAll in interface OpenJPAEntityManager
Returns:true if any statements were cancelled, false otherwise
getConnection
public Object getConnection()
Description copied from interface: OpenJPAEntityManager
Return the connection in use by the entity manager, or a new
connection if none.
Specified by:getConnection in interface OpenJPAEntityManager
getManagedObjects
public Collection getManagedObjects()
Description copied from interface: OpenJPAEntityManager
Return a set of all managed instances.
Specified by:getManagedObjects in interface OpenJPAEntityManager
getTransactionalObjects
public Collection getTransactionalObjects()
Description copied from interface: OpenJPAEntityManager
Return a set of current transaction instances.
Specified by:getTransactionalObjects in interface OpenJPAEntityManager
getPendingTransactionalObjects
public Collection getPendingTransactionalObjects()
Description copied from interface: OpenJPAEntityManager
Return a set of instances which will become transactional upon
the next transaction.
Specified by:getPendingTransactionalObjects in interface OpenJPAEntityManager
getDirtyObjects
public Collection getDirtyObjects()
Description copied from interface: OpenJPAEntityManager
Return a set of current dirty instances.
Specified by:getDirtyObjects in interface OpenJPAEntityManager
getOrderDirtyObjects
public boolean getOrderDirtyObjects()
Description copied from interface: OpenJPAEntityManager
Whether dirty objects will be returned in the order they were dirtied.
Default is determined by the store manager.
Specified by:getOrderDirtyObjects in interface OpenJPAEntityManager
setOrderDirtyObjects
public void setOrderDirtyObjects(boolean&nbsp;order)
Description copied from interface: OpenJPAEntityManager
Whether dirty objects will be returned in the order they were dirtied.
Default is determined by the store manager.
Specified by:setOrderDirtyObjects in interface OpenJPAEntityManager
dirtyClass
public void dirtyClass(Class&nbsp;cls)
Description copied from interface: OpenJPAEntityManager
Mark the given class as dirty within the current transaction.
Specified by:dirtyClass in interface OpenJPAEntityManager
getPersistedClasses
public Collection&lt;Class&gt; getPersistedClasses()
Description copied from interface: OpenJPAEntityManager
Return the set of classes that have been made persistent in the current
transaction.
Specified by:getPersistedClasses in interface OpenJPAEntityManager
getUpdatedClasses
public Collection&lt;Class&gt; getUpdatedClasses()
Description copied from interface: OpenJPAEntityManager
Return the set of classes for objects that have been modified
in the current transaction.
Specified by:getUpdatedClasses in interface OpenJPAEntityManager
getRemovedClasses
public Collection&lt;Class&gt; getRemovedClasses()
Description copied from interface: OpenJPAEntityManager
Return the set of classes that have been deleted in the current
transaction.
Specified by:getRemovedClasses in interface OpenJPAEntityManager
createInstance
public &lt;T&gt; T createInstance(Class&lt;T&gt;&nbsp;cls)
Description copied from interface: OpenJPAEntityManager
Create a new instance of type cls. If cls is
an interface or an abstract class whose abstract methods follow the
JavaBeans convention, this method will create a concrete implementation
according to the metadata that defines the class. If cls
is a non-final concrete type that has metadata but does not implement
PersistenceCapable, this method will create a
subclass of the type that does implement
PersistenceCapable,
following the property-based persistent attribute access rules, or
will raise an exception if the class does not meet the requirements
for subclassing. Otherwise, this will return an instance of the
specified class.
Specified by:createInstance in interface OpenJPAEntityManager
close
public void close()
Specified by:close in interface EntityManagerSpecified by:close in interface ConnectionSpecified by:close in interface Closeable
isOpen
public boolean isOpen()
Specified by:isOpen in interface EntityManager
dirty
public void dirty(Object&nbsp;o,
String&nbsp;field)
Description copied from interface: OpenJPAEntityManager
Make the named field of the given object dirty.
Specified by:dirty in interface OpenJPAEntityManager
getObjectId
public Object getObjectId(Object&nbsp;o)
Description copied from interface: OpenJPAEntityManager
Return the oid of the given instance.
Specified by:getObjectId in interface OpenJPAEntityManager
isDirty
public boolean isDirty(Object&nbsp;o)
Description copied from interface: OpenJPAEntityManager
Return whether the given object is dirty.
Specified by:isDirty in interface OpenJPAEntityManager
isTransactional
public boolean isTransactional(Object&nbsp;o)
Description copied from interface: OpenJPAEntityManager
Return whether the given object is transactional.
Specified by:isTransactional in interface OpenJPAEntityManager
isPersistent
public boolean isPersistent(Object&nbsp;o)
Description copied from interface: OpenJPAEntityManager
Return whether the given object is persistent.
Specified by:isPersistent in interface OpenJPAEntityManager
isNewlyPersistent
public boolean isNewlyPersistent(Object&nbsp;o)
Description copied from interface: OpenJPAEntityManager
Return whether the given object was made persistent in the current
transaction.
Specified by:isNewlyPersistent in interface OpenJPAEntityManager
isRemoved
public boolean isRemoved(Object&nbsp;o)
Description copied from interface: OpenJPAEntityManager
Return whether the given object is deleted.
Specified by:isRemoved in interface OpenJPAEntityManager
isDetached
public boolean isDetached(Object&nbsp;entity)
Description copied from interface: OpenJPAEntityManager
Returns true if pc is a detached object
(one that can be reattached to a EntityManager via a call
to EntityManager.merge(T)); otherwise returns
false.
Specified by:isDetached in interface OpenJPAEntityManager
getVersion
public Object getVersion(Object&nbsp;o)
Description copied from interface: OpenJPAEntityManager
Returns the current version indicator for o.
Specified by:getVersion in interface OpenJPAEntityManager
processArgument
public Object processArgument(Object&nbsp;arg)
Description copied from interface: FindCallbacks
Process find argument. Throw proper
OpenJPAException for illegal value.
Specified by:processArgument in interface FindCallbacks
Returns:the id to look up, or null to ignore this argument
processReturn
public Object processReturn(Object&nbsp;oid,
OpenJPAStateManager&nbsp;sm)
Description copied from interface: FindCallbacks
Process operation return value.
Specified by:processReturn in interface FindCallbacks
Returns:the object to return
processArgument
public int processArgument(int&nbsp;op,
Object&nbsp;obj,
OpenJPAStateManager&nbsp;sm)
Description copied from interface: OpCallbacks
Process operation argument. Throw proper
OpenJPAException for illegal value.
Specified by:processArgument in interface OpCallbacks
Parameters:op - the operation constantobj - the object passed to the operationsm - the argument's state manager, or null if none
Returns:the action to take on the argument
hashCode
public int hashCode()
Overrides:hashCode in class Object
equals
public boolean equals(Object&nbsp;other)
Overrides:equals in class Object
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