Java Reference
In-Depth Information
•
java.rmi
Remote Method Invocation, with which you can invoke
methods on objects running in other virtual machines, typically
across a network.
•
java.sql
The
JDBC
package for using relational databases.
•
java.util.jar
Classes for reading and writing
JAR
(Java ARchive)
files. These archive files can be used to distribute packages of re-
lated classes and resources, as covered in "
Package Objects and
Specifications
" on page
477
.
•
java.util.logging
A framework for logging from within your code.
•
java.util.prefs
Provides a mechanism for managing user and sys-
tem preferences, as well as application configuration.
•
java.util.zip
Classes for reading and writing
ZIP
files.
Further packages exist outside the
java
package of the platform, in what
are known as the standard extensions, for example:
•
javax.accessibility
A framework for developing
GUI
s that are
more accessible to people with disabilities.
•
javax.naming
Classes and subpackages for working with directory
and naming services.
•
javax.sound
Has
subpackages
for
creating
and
manipulating
sounds.
•
javax.swing
The Swing package of
GUI
components.
And there are packages that provide interaction between the platform
and other environments:
•
org.omg.CORBA
Classes for the Common Object Request Broker Ar-
chitecture (
CORBA
), object request brokers (
ORB
's).
•
org.omg.CosNaming
The Common Object Service's naming classes.
