Package com.db4o.internal.handlers.versions

Class OpenTypeHandler0

java.lang.Object

com.db4o.internal.OpenTypeHandler

com.db4o.internal.handlers.versions.OpenTypeHandler7

com.db4o.internal.handlers.versions.OpenTypeHandler2

com.db4o.internal.handlers.versions.OpenTypeHandler0

All Implemented Interfaces:

BuiltinTypeHandler, LinkLengthAware, CascadingTypeHandler, ReferenceTypeHandler, TypeHandler4, ValueTypeHandler

public class OpenTypeHandler0
extends OpenTypeHandler2

Constructor Summary

Constructors

Constructor	Description
OpenTypeHandler0(ObjectContainerBase container)

Method Summary

Modifier and Type	Method	Description
void	defragment(DefragmentContext context)	gets called when an object gets defragmented.
java.lang.Object	read(ReadContext context)	gets called when an value type is to be read from the database.
TypeHandler4	readCandidateHandler(QueryingReadContext context)	will be called during querying to ask for the handler to be used to collect children of the handled object
ObjectID	readObjectID(InternalReadContext context)

Methods inherited from class com.db4o.internal.handlers.versions.OpenTypeHandler2

seekSecondaryOffset

Methods inherited from class com.db4o.internal.OpenTypeHandler

activate, cascadeActivation, classReflector, collectIDs, container, correctTypeHandlerVersionFor, delete, equals, getID, hasField, hashCode, isPlainObject, linkLength, readTypeHandler, readTypeHandlerRestoreOffset, registerReflector, typeHandlerForObject, write

Methods inherited from class java.lang.Object

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

Constructor Detail

OpenTypeHandler0

public OpenTypeHandler0(ObjectContainerBase container)

Method Detail

read

public java.lang.Object read(ReadContext context)

Description copied from interface: ValueTypeHandler

gets called when an value type is to be read from the database.

Specified by:

read in interface ValueTypeHandler

Overrides:

read in class OpenTypeHandler7

Returns:

the read value type

readCandidateHandler

public TypeHandler4 readCandidateHandler(QueryingReadContext context)

Description copied from interface: CascadingTypeHandler

will be called during querying to ask for the handler to be used to collect children of the handled object

Specified by:

readCandidateHandler in interface CascadingTypeHandler

Overrides:

readCandidateHandler in class OpenTypeHandler

Returns:

readObjectID

public ObjectID readObjectID(InternalReadContext context)

Overrides:

readObjectID in class OpenTypeHandler

defragment

public void defragment(DefragmentContext context)

Description copied from interface: TypeHandler4

gets called when an object gets defragmented.

Specified by:

defragment in interface TypeHandler4

Overrides:

defragment in class OpenTypeHandler7