PersistentArrayHolder

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org.hibernate.collection
Class PersistentArrayHolder

java.lang.Object
  org.hibernate.collection.AbstractPersistentCollection
      org.hibernate.collection.PersistentArrayHolder

All Implemented Interfaces:: PersistentCollection, java.io.Serializable

public class PersistentArrayHolder
extends AbstractPersistentCollection

A persistent wrapper for an array. Lazy initialization is NOT supported. Use of Hibernate arrays is not really recommended.

Nested Class Summary

Nested classes inherited from class org.hibernate.collection.AbstractPersistentCollection

AbstractPersistentCollection.DelayedOperation, AbstractPersistentCollection.IteratorProxy, AbstractPersistentCollection.ListIteratorProxy, AbstractPersistentCollection.ListProxy, AbstractPersistentCollection.SetProxy

Field Summary

protected java.lang.Object array


private java.lang.Class elementClass


private static org.apache.commons.logging.Log log


private java.util.List tempList


Fields inherited from class org.hibernate.collection.AbstractPersistentCollection

UNKNOWN

Constructor Summary

PersistentArrayHolder(org.hibernate.engine.SessionImplementor session, org.hibernate.persister.collection.CollectionPersister persister)


PersistentArrayHolder(org.hibernate.engine.SessionImplementor session, java.lang.Object array)


Method Summary

void beforeInitialize(org.hibernate.persister.collection.CollectionPersister persister)
          Called before any elements are read into the collection, allowing appropriate initializations to occur.

void beginRead()
          Called just before reading any rows from the JDBC result set

java.io.Serializable disassemble(org.hibernate.persister.collection.CollectionPersister persister)
          Disassemble the collection, ready for the cache

java.util.Iterator elements()


boolean empty()
          Is the initialized collection empty?

boolean endRead()
          Called after reading all rows from the JDBC result set

java.util.Iterator entries(org.hibernate.persister.collection.CollectionPersister persister)
          Iterate all collection entries, during update of the database

boolean entryExists(java.lang.Object entry, int i)
          Does an element exist at this entry in the collection?

boolean equalsSnapshot(org.hibernate.persister.collection.CollectionPersister persister)
          Does the current state exactly match the snapshot?

java.lang.Object getArray()


java.util.Iterator getDeletes(org.hibernate.persister.collection.CollectionPersister persister, boolean indexIsFormula)
          Get all the elements that need deleting

java.lang.Object getElement(java.lang.Object entry)
          Get the value of the given collection entry

java.lang.Object getIndex(java.lang.Object entry, int i, org.hibernate.persister.collection.CollectionPersister persister)
          Get the index of the given collection entry

java.util.Collection getOrphans(java.io.Serializable snapshot, java.lang.String entityName)
          get all "orphaned" elements

java.io.Serializable getSnapshot(org.hibernate.persister.collection.CollectionPersister persister)
          Return a new snapshot of the current state of the collection

java.lang.Object getSnapshotElement(java.lang.Object entry, int i)
          Get the snapshot value of the given collection entry

java.lang.Object getValue()
          return the user-visible collection (or array) instance

void initializeFromCache(org.hibernate.persister.collection.CollectionPersister persister, java.io.Serializable disassembled, java.lang.Object owner)
          Read the state of the collection from a disassembled cached value

boolean isDirectlyAccessible()
          Could the application possibly have a direct reference to the underlying collection implementation?

boolean isSnapshotEmpty(java.io.Serializable snapshot)
          Is the snapshot empty?

boolean isWrapper(java.lang.Object collection)
          Is this the wrapper for the given underlying collection instance?

boolean needsInserting(java.lang.Object entry, int i, org.hibernate.type.Type elemType)
          Do we need to insert this element?

boolean needsUpdating(java.lang.Object entry, int i, org.hibernate.type.Type elemType)
          Do we need to update this element?

java.lang.Object readFrom(java.sql.ResultSet rs, org.hibernate.persister.collection.CollectionPersister persister, org.hibernate.loader.CollectionAliases descriptor, java.lang.Object owner)
          Read a row from the JDBC result set

Methods inherited from class org.hibernate.collection.AbstractPersistentCollection

afterInitialize, afterRowInsert, clearDirty, dirty, forceInitialization, getCachedSize, getIdentifier, getKey, getOrphans, getOwner, getQueuedOrphans, getRole, getSession, getSnapshot, getStoredSnapshot, hasQueuedOperations, identityRemove, initialize, isClearQueueEnabled, isDirty, isOperationQueueEnabled, isPutQueueEnabled, isRowUpdatePossible, isUnreferenced, needsRecreate, performQueuedOperations, postAction, preInsert, queuedAdditionIterator, queueOperation, read, readElementByIndex, readElementExistence, readIndexExistence, readSize, setCurrentSession, setDirectlyAccessible, setInitialized, setOwner, setSnapshot, unsetSession, wasInitialized, write

Methods inherited from class java.lang.Object

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

Field Detail

array

protected java.lang.Object array

log

private static final org.apache.commons.logging.Log log

elementClass

private transient java.lang.Class elementClass

tempList

private transient java.util.List tempList

Constructor Detail

PersistentArrayHolder

public PersistentArrayHolder(org.hibernate.engine.SessionImplementor session,
                             java.lang.Object array)

PersistentArrayHolder

public PersistentArrayHolder(org.hibernate.engine.SessionImplementor session,
                             org.hibernate.persister.collection.CollectionPersister persister)
                      throws org.hibernate.HibernateException

Method Detail

getSnapshot

public java.io.Serializable getSnapshot(org.hibernate.persister.collection.CollectionPersister persister)
                                 throws org.hibernate.HibernateException

Description copied from interface: PersistentCollection

Return a new snapshot of the current state of the collection

isSnapshotEmpty

public boolean isSnapshotEmpty(java.io.Serializable snapshot)

Description copied from interface: PersistentCollection

Is the snapshot empty?

getOrphans

public java.util.Collection getOrphans(java.io.Serializable snapshot,
                                       java.lang.String entityName)
                                throws org.hibernate.HibernateException

Description copied from class: AbstractPersistentCollection

get all "orphaned" elements

Specified by:: getOrphans in interface PersistentCollection
Specified by:: getOrphans in class AbstractPersistentCollection

getArray

public java.lang.Object getArray()

isWrapper

public boolean isWrapper(java.lang.Object collection)

Description copied from interface: PersistentCollection

Is this the wrapper for the given underlying collection instance?

equalsSnapshot

public boolean equalsSnapshot(org.hibernate.persister.collection.CollectionPersister persister)
                       throws org.hibernate.HibernateException

Description copied from interface: PersistentCollection

Does the current state exactly match the snapshot?

elements

public java.util.Iterator elements()

empty

public boolean empty()

Description copied from class: AbstractPersistentCollection

Is the initialized collection empty?

Specified by:: empty in interface PersistentCollection
Specified by:: empty in class AbstractPersistentCollection

readFrom

public java.lang.Object readFrom(java.sql.ResultSet rs,
                                 org.hibernate.persister.collection.CollectionPersister persister,
                                 org.hibernate.loader.CollectionAliases descriptor,
                                 java.lang.Object owner)
                          throws org.hibernate.HibernateException,
                                 java.sql.SQLException

Description copied from interface: PersistentCollection

Read a row from the JDBC result set

entries

public java.util.Iterator entries(org.hibernate.persister.collection.CollectionPersister persister)

Description copied from interface: PersistentCollection

Iterate all collection entries, during update of the database

beginRead

public void beginRead()

Description copied from class: AbstractPersistentCollection

Called just before reading any rows from the JDBC result set

Specified by:: beginRead in interface PersistentCollection
Overrides:: beginRead in class AbstractPersistentCollection

endRead

public boolean endRead()

Description copied from class: AbstractPersistentCollection

Called after reading all rows from the JDBC result set

Specified by:: endRead in interface PersistentCollection
Overrides:: endRead in class AbstractPersistentCollection

beforeInitialize

public void beforeInitialize(org.hibernate.persister.collection.CollectionPersister persister)

Description copied from interface: PersistentCollection

Called before any elements are read into the collection, allowing appropriate initializations to occur.

isDirectlyAccessible

public boolean isDirectlyAccessible()

Description copied from class: AbstractPersistentCollection

Could the application possibly have a direct reference to the underlying collection implementation?

Specified by:: isDirectlyAccessible in interface PersistentCollection
Overrides:: isDirectlyAccessible in class AbstractPersistentCollection

initializeFromCache

public void initializeFromCache(org.hibernate.persister.collection.CollectionPersister persister,
                                java.io.Serializable disassembled,
                                java.lang.Object owner)
                         throws org.hibernate.HibernateException

Description copied from interface: PersistentCollection

Read the state of the collection from a disassembled cached value

disassemble

public java.io.Serializable disassemble(org.hibernate.persister.collection.CollectionPersister persister)
                                 throws org.hibernate.HibernateException

Description copied from interface: PersistentCollection

Disassemble the collection, ready for the cache

getValue

public java.lang.Object getValue()

Description copied from class: AbstractPersistentCollection

return the user-visible collection (or array) instance

Specified by:: getValue in interface PersistentCollection
Overrides:: getValue in class AbstractPersistentCollection

getDeletes

public java.util.Iterator getDeletes(org.hibernate.persister.collection.CollectionPersister persister,
                                     boolean indexIsFormula)
                              throws org.hibernate.HibernateException

Description copied from interface: PersistentCollection

Get all the elements that need deleting

needsInserting

public boolean needsInserting(java.lang.Object entry,
                              int i,
                              org.hibernate.type.Type elemType)
                       throws org.hibernate.HibernateException

Description copied from interface: PersistentCollection

Do we need to insert this element?

needsUpdating

public boolean needsUpdating(java.lang.Object entry,
                             int i,
                             org.hibernate.type.Type elemType)
                      throws org.hibernate.HibernateException

Description copied from interface: PersistentCollection

Do we need to update this element?

getIndex

public java.lang.Object getIndex(java.lang.Object entry,
                                 int i,
                                 org.hibernate.persister.collection.CollectionPersister persister)

Description copied from interface: PersistentCollection

Get the index of the given collection entry

getElement

public java.lang.Object getElement(java.lang.Object entry)

Description copied from interface: PersistentCollection

Get the value of the given collection entry

getSnapshotElement

public java.lang.Object getSnapshotElement(java.lang.Object entry,
                                           int i)

Description copied from interface: PersistentCollection

Get the snapshot value of the given collection entry

entryExists

public boolean entryExists(java.lang.Object entry,
                           int i)

Description copied from interface: PersistentCollection

Does an element exist at this entry in the collection?

Overview

Package

Class

Use

Deprecated

Index

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Field Summary
`protected java.lang.Object`	`array`
`private java.lang.Class`	`elementClass`
`private static org.apache.commons.logging.Log`	`log`
`private java.util.List`	`tempList`

Constructor Summary
`PersistentArrayHolder(org.hibernate.engine.SessionImplementor session, org.hibernate.persister.collection.CollectionPersister persister)`
`PersistentArrayHolder(org.hibernate.engine.SessionImplementor session, java.lang.Object array)`

Method Summary
`void`	`beforeInitialize(org.hibernate.persister.collection.CollectionPersister persister)` Called before any elements are read into the collection, allowing appropriate initializations to occur.
`void`	`beginRead()` Called just before reading any rows from the JDBC result set
`java.io.Serializable`	`disassemble(org.hibernate.persister.collection.CollectionPersister persister)` Disassemble the collection, ready for the cache
`java.util.Iterator`	`elements()`
`boolean`	`empty()` Is the initialized collection empty?
`boolean`	`endRead()` Called after reading all rows from the JDBC result set
`java.util.Iterator`	`entries(org.hibernate.persister.collection.CollectionPersister persister)` Iterate all collection entries, during update of the database
`boolean`	`entryExists(java.lang.Object entry, int i)` Does an element exist at this entry in the collection?
`boolean`	`equalsSnapshot(org.hibernate.persister.collection.CollectionPersister persister)` Does the current state exactly match the snapshot?
`java.lang.Object`	`getArray()`
`java.util.Iterator`	`getDeletes(org.hibernate.persister.collection.CollectionPersister persister, boolean indexIsFormula)` Get all the elements that need deleting
`java.lang.Object`	`getElement(java.lang.Object entry)` Get the value of the given collection entry
`java.lang.Object`	`getIndex(java.lang.Object entry, int i, org.hibernate.persister.collection.CollectionPersister persister)` Get the index of the given collection entry
`java.util.Collection`	`getOrphans(java.io.Serializable snapshot, java.lang.String entityName)` get all "orphaned" elements
`java.io.Serializable`	`getSnapshot(org.hibernate.persister.collection.CollectionPersister persister)` Return a new snapshot of the current state of the collection
`java.lang.Object`	`getSnapshotElement(java.lang.Object entry, int i)` Get the snapshot value of the given collection entry
`java.lang.Object`	`getValue()` return the user-visible collection (or array) instance
`void`	`initializeFromCache(org.hibernate.persister.collection.CollectionPersister persister, java.io.Serializable disassembled, java.lang.Object owner)` Read the state of the collection from a disassembled cached value
`boolean`	`isDirectlyAccessible()` Could the application possibly have a direct reference to the underlying collection implementation?
`boolean`	`isSnapshotEmpty(java.io.Serializable snapshot)` Is the snapshot empty?
`boolean`	`isWrapper(java.lang.Object collection)` Is this the wrapper for the given underlying collection instance?
`boolean`	`needsInserting(java.lang.Object entry, int i, org.hibernate.type.Type elemType)` Do we need to insert this element?
`boolean`	`needsUpdating(java.lang.Object entry, int i, org.hibernate.type.Type elemType)` Do we need to update this element?
`java.lang.Object`	`readFrom(java.sql.ResultSet rs, org.hibernate.persister.collection.CollectionPersister persister, org.hibernate.loader.CollectionAliases descriptor, java.lang.Object owner)` Read a row from the JDBC result set

org.hibernate.collection Class PersistentArrayHolder

array

log

elementClass

tempList

PersistentArrayHolder

PersistentArrayHolder

getSnapshot

isSnapshotEmpty

getOrphans

getArray

isWrapper

equalsSnapshot

elements

empty

readFrom

entries

beginRead

endRead

beforeInitialize

isDirectlyAccessible

initializeFromCache

disassemble

getValue

getDeletes

needsInserting

needsUpdating

getIndex

getElement

getSnapshotElement

entryExists

org.hibernate.collection
Class PersistentArrayHolder