Object Info

Odb File Format » ODB File Format version 1.8 » Object Info

For ODB, objects can be of 2 types:

Theses objects are part of Layer 2

All the classes used to manage Native and Non Native objects are in the package org.neodatis.odb.core.meta.

Here is the class hierarchy of these objects

A Native Object Info is defined like this:

NativeObjects are stored in a org.neodatis.odb.core.meta.NativeObjectInfo. NativeObjectInfo is Abstract, here are the implementing classes:

All these classes are defined in the org.neodatis.odb.core.meta package.

Any other type is called a NonNative type and is managed by the org.neodatis.odb.core.meta.NonNativeObjectInfo.

Attribute	Type	Description
position	long	The physical position of the object in the file
previousObjectOID	OID	The OID of the previous object oid
nextObjectOID	OID	The OID of the next object oid
classInfoId	OID	The OID of the ClassInfo of the object. This defines the type of the object
attributesIdentification	long []	Where to find the attributes values. For NativeObject, it is the physical position of the value. For NonNativeObjects it is the OID of the objects. In this case, it is stored as a negative long in the database
attributeIds	int []	Ids of the attributes. These Ids are defined in the ClassInfo
OID	OID	The OID of the object

page_revision: 9, last_edited: 1256155476|%e %b %Y, %H:%M %Z (%O ago)

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