org.vrspace.server
Class PassiveDBObject

java.lang.Object
  java.util.Observable
      org.vrspace.server.VRObject
          org.vrspace.server.DBObject
              org.vrspace.server.PassiveDBObject

All Implemented Interfaces:

java.lang.Cloneable

Direct Known Subclasses:

Add, Transaction

public class PassiveDBObject

extends DBObject

Passive DBObject - cannot send nor receive events. If does, generates RequestException.

Field Summary

Fields inherited from class org.vrspace.server.DBObject

db

Fields inherited from class org.vrspace.server.VRObject

db_id, primitiveMap, primitives

Constructor Summary

PassiveDBObject()

Method Summary

void	sendEvent(Request r) Forwards request r to other clients, listeners added by Dispatcher.

Methods inherited from class org.vrspace.server.DBObject

delete, get, put, put

Methods inherited from class org.vrspace.server.VRObject

arrayToString, canRead, canWrite, clone, equals, fieldToText, fromString, fromText, getClassName, getField, getFields, getId, getID, getMemebers, hasField, hasMethod, isNew, newInstance, sendResponse, setField, setField, setField, setFields, setFields, setValue, stringToArray, toString, toText, toText, toText

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

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

Constructor Detail

PassiveDBObject

public PassiveDBObject()

Method Detail

sendEvent

public void sendEvent(Request r)
               throws RequestException

Description copied from class: DBObject

Forwards request r to other clients, listeners added by Dispatcher. Sets the field r.eventName to r.eventValue. I field does not exist, forwards event anyway. Stores itself into the database if one is set. Throws RequestException if request target is another object, or if database exception occured. Calls setValue() method which actualy forwards the event.

Overrides:

sendEvent in class DBObject

Throws:

RequestException