Package com.db4o.internal

Class UUIDFieldMetadata

java.lang.Object

com.db4o.internal.ClassAspect

com.db4o.internal.FieldMetadata

com.db4o.internal.VirtualFieldMetadata

com.db4o.internal.UUIDFieldMetadata

All Implemented Interfaces:

StoredField

public class UUIDFieldMetadata
extends VirtualFieldMetadata

Field Summary

Fields inherited from class com.db4o.internal.FieldMetadata

_fieldType, _fieldTypeID, _isArray

Fields inherited from class com.db4o.internal.ClassAspect

_handle

Method Summary

Modifier and Type	Method	Description
void	addFieldIndex(ObjectIdContextImpl context)
void	defragAspect(DefragmentContext context)
void	delete(DeleteContextImpl context, boolean isUpdate)
protected HardObjectReference	getHardObjectReferenceById(Transaction transaction, int parentId, byte[] signature)
HardObjectReference	getHardObjectReferenceBySignature(Transaction transaction, long longPart, byte[] signature)
BTree	getIndex(Transaction transaction)
boolean	hasIndex()	Returns whether this field has an index or not.
int	linkLength(HandlerVersionContext context)
protected void	rebuildIndexForObject(LocalObjectContainer container, ClassMetadata classMetadata, int objectId)

Methods inherited from class com.db4o.internal.VirtualFieldMetadata

activate, alive, canBeDisabled, canUseNullBitmap, classReflector, deactivate, getHandler, getOrCreate, indexEntryFor, indexHandler, isVirtual, loadFieldTypeById, marshall, needsArrayAndPrimitiveInfo, readVirtualAttribute

Methods inherited from class com.db4o.internal.FieldMetadata

addIndexEntry, addIndexEntry, aspectType, attemptUpdate, canLoadByIndex, canUpdateFast, cascadeActivation, cascadingTarget, coerce, collectIDs, container, containingClass, createFieldIndexKey, createIndex, dropIndex, dropIndex, equals, fieldType, fieldTypeID, get, get, getName, getOn, getStoredType, hasConfig, hashCode, init, init, initIndex, isArray, isPrimitive, newBTree, prepareComparison, qField, read, readIndexEntry, rebuildIndexForClass, rebuildIndexForWriter, reflector, removeIndexEntry, rename, search, set, setAvailable, toString, translatorStoredClass, traverseValues, traverseValues, typeHandlerForClass, updating, wrapHandlerToArrays

Methods inherited from class com.db4o.internal.ClassAspect

checkEnabled, disableFromAspectCountVersion, incrementOffset, isEnabledOn, setHandle

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

addFieldIndex

public void addFieldIndex(ObjectIdContextImpl context)
                   throws FieldIndexException

Specified by:

addFieldIndex in class VirtualFieldMetadata

Throws:

FieldIndexException

delete

public void delete(DeleteContextImpl context,
                   boolean isUpdate)

Specified by:

delete in class VirtualFieldMetadata

hasIndex

public boolean hasIndex()

Description copied from interface: StoredField

Returns whether this field has an index or not.

Specified by:

hasIndex in interface StoredField

Overrides:

hasIndex in class FieldMetadata

Returns:

true if this field has an index.

getIndex

public BTree getIndex(Transaction transaction)

Overrides:

getIndex in class FieldMetadata

rebuildIndexForObject

protected void rebuildIndexForObject(LocalObjectContainer container,
                                     ClassMetadata classMetadata,
                                     int objectId)
                              throws FieldIndexException

Overrides:

rebuildIndexForObject in class FieldMetadata

Throws:

FieldIndexException

linkLength

public int linkLength(HandlerVersionContext context)

Overrides:

linkLength in class FieldMetadata

getHardObjectReferenceBySignature

public final HardObjectReference getHardObjectReferenceBySignature(Transaction transaction,
                                                                   long longPart,
                                                                   byte[] signature)

getHardObjectReferenceById

protected final HardObjectReference getHardObjectReferenceById(Transaction transaction,
                                                               int parentId,
                                                               byte[] signature)

defragAspect

public void defragAspect(DefragmentContext context)

Overrides:

defragAspect in class FieldMetadata