MIDP

MIDP stands for the Mobile Information Device Profile. It is a specification put out by Sun Microsystems for the use of Java on embedded devices such as cell phones.

MIDP is part of the J2ME framework. This expands the Connected Limited Device Configuration.

Table of contents

1 Noteworthy Limitations
2 General APIs

2.1 javax.microedition.io
2.2 javax.microedition.lcdui
2.3 javax.microedition.rms
2.4 javax.microedition.midlet

3 Specialized APIs added in MIDP 2.0

3.5 javax.microedition.media
3.6 javax.microedition.lcdui.game
3.7 javax.microedition.pki

4 External links

Noteworthy Limitations

MIDP 1.0 could not query key status.
MIDP 1.0 has no active rendering APIs
MIDP 1.0 has no support for audio.
MIDP 1.0 only requires HTTP support.
The specifications are not always clear, leading to differences in implementations.

General APIs

The core APIs are defined by the underlining Configuration Connected Limited Device Configuration.

javax.microedition.io

Contains the Java 2 Platform, Micro Edition specific classes used for I/O operations.

javax.microedition.lcdui

Contains the Java 2 Platform, Micro Edition specific classes used for the GUI. This has been optimised for LCD screens.

javax.microedition.rms

Provides a form of persistent storage for Java 2 Platform, Micro Edition.

javax.microedition.midlet

Contains the base classes for Java 2 Platform, Micro Edition applications.

Specialized APIs added in MIDP 2.0

MIDP 2.0 saw the introduction of gaming and multimedia APIs.

javax.microedition.media

Contains the basses of the multi media playback.

javax.microedition.lcdui.game

A gaming API aimed at simple 2D sprite based games.

javax.microedition.pki

Authenticate APIs for secure connections.

External links

The MIDP Specification