20.

  

Index

E

Editor class

diagram, 43

searching for suitable editors in, 44-45

Enterprise Java Beans (EJBs)

function of, 2

Entry class, 43-46

information needed for distinguishing them, 315-316

Entry objects, 43-48

further uses of entries in, 47-48

passing into the ServiceItem object, 55

restrictions on entries, 46-47

entry objects

for robots, 315-316

equals( ) method

implementation of, 46

errors

Java packages, 17-18

typical Jini package, 19-20

typical lookup service, 20

typical RMI stubs, 20-22

event models

in Java, 235-236

naming conventions specified by Java Beans, 236

origin of, 235

event registration

a version suitable for ordinary events, 241-242

EventRegistration

convenience class, 238-239

single listener, 239-240

example

of a Jini service and client, 83-107

problem description, 83-85

exception handling

in Jini programs, 96-97

expiration

ExpirationWarningEvent, 412

ExtendedFileClassifierImpl object, 135-139

ExtendedFileClassifer interface, 134-135