Package com.db4o.internal.handlers

Class ByteHandler

java.lang.Object

com.db4o.internal.handlers.PrimitiveHandler

com.db4o.internal.handlers.ByteHandler

All Implemented Interfaces:

BuiltinTypeHandler, CanExcludeNullInQueries, Comparable4, Indexable4, IndexableTypeHandler, LinkLengthAware, QueryableTypeHandler, TypeHandler4, ValueTypeHandler

public final class ByteHandler
extends PrimitiveHandler

Field Summary

Fields inherited from class com.db4o.internal.handlers.PrimitiveHandler

_classReflector

Constructor Summary

Constructors

Constructor	Description
ByteHandler()

Method Summary

Modifier and Type	Method	Description
java.lang.Object	coerce(ReflectClass claxx, java.lang.Object obj)
java.lang.Object	defaultValue()
PreparedComparison	internalPrepareComparison(java.lang.Object source)
int	linkLength()
java.lang.Class	primitiveJavaClass()
java.lang.Object	read(ReadContext context)	gets called when an value type is to be read from the database.
void	write(WriteContext context, java.lang.Object obj)	gets called when an object is to be written to the database.
void	write(java.lang.Object a_object, ByteArrayBuffer a_bytes)

Methods inherited from class com.db4o.internal.handlers.PrimitiveHandler

classReflector, defragIndexEntry, defragment, delete, descendsIntoMembers, excludeNull, indexEntryToObject, javaClass, nullRepresentationInUntypedArrays, prepareComparison, primitiveClassReflector, primitiveMarshaller, primitiveNull, read, readIndexEntry, readIndexEntry, readIndexEntryFromObjectSlot, registerReflector, writeIndexEntry

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteHandler

public ByteHandler()

Method Detail

coerce

public java.lang.Object coerce(ReflectClass claxx,
                               java.lang.Object obj)

Overrides:

coerce in class PrimitiveHandler

defaultValue

public java.lang.Object defaultValue()

Specified by:

defaultValue in class PrimitiveHandler

linkLength

public int linkLength()

Specified by:

linkLength in interface LinkLengthAware

Specified by:

linkLength in class PrimitiveHandler

primitiveJavaClass

public java.lang.Class primitiveJavaClass()

Specified by:

primitiveJavaClass in class PrimitiveHandler

write

public void write(java.lang.Object a_object,
                  ByteArrayBuffer a_bytes)

Specified by:

write in class PrimitiveHandler

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 PrimitiveHandler

Returns:

the read value type

write

public void write(WriteContext context,
                  java.lang.Object obj)

Description copied from interface: TypeHandler4

gets called when an object is to be written to the database.

Specified by:

write in interface TypeHandler4

Overrides:

write in class PrimitiveHandler

obj - the object

internalPrepareComparison

public PreparedComparison internalPrepareComparison(java.lang.Object source)

Specified by:

internalPrepareComparison in class PrimitiveHandler