com.antelmann.db
Interface DBEntry

All Superinterfaces:

Serializable

All Known Subinterfaces:

Contact, DocumentEntry, EntryRelationship, Person, PropertyEntry, Role<T>, SpecialRelationship<F,T,R>, User

All Known Implementing Classes:

AbstractDBEntry, BaseDocument, CalendarEntry, CardHeader, Category.Entry, ContactImpl, Country, DBDocument, DBDocument.Header, DefaultEntryRelationship, DefaultSpecialRelationship, EntryHeader, FriendsEntry, GAnnotation, GeoLocation, GEventEntry, GEventRelation, GPerson, GPerson.Header, GPersonalBlogEntry, GPersonRelation, GTag, GUser, ImageURLEntry, ImageURLEntry.Thumbnail, Keyword, LockEntry, MessageEntry, MutableCategory.Entry, PersonImpl, PropertyEntryImpl, PropertyEntryWithAddress, ProtocolNoteEntry, RowItem, SecureUserImpl, StatusString, Stub, UserImpl, YouTubeVideo

public interface DBEntry
extends Serializable

represents a managable resource that can be persisted through database services and accessed by its ID, which is to remain unique even after serialization within other JVMs.

Author:

Holger Antelmann

See Also:

DBClassStore, DBReference, DBEntrySelection

Field Summary

static DataFlavor	ENTRY_FLAVOR allows to transfer a DBEntry instance
static DataFlavor	ENTRY_LIST_FLAVOR allows to transfer an array of DBEntry objects

Method Summary

Object

getID() returns a immutable, unique and persistent capable identifier for this resource.

Field Detail

ENTRY_FLAVOR

static final DataFlavor ENTRY_FLAVOR

allows to transfer a DBEntry instance

ENTRY_LIST_FLAVOR

static final DataFlavor ENTRY_LIST_FLAVOR

allows to transfer an array of DBEntry objects

Method Detail

getID

Object getID()

returns a immutable, unique and persistent capable identifier for this resource. The returned value is unique throughout all instances of this class within a given system or database, respectively. The return value is practically always a Serializable for entries that are persistent.