Developing And Packaging J2Me Applications; Guide To Development In J2Me - Motorola E680 - Smartphone - GSM Developer's Manual

Micro edition (j2me) applications

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Developing and Packaging

Introduction to Development

This appendix assumes the reader has previous experience in J2ME development and

can appreciate the development process for Java MIDlets. This appendix will provide

some information that a beginner in development can use to gain an understanding of

MIDlets for J2ME handsets.

There is a wealth of material on this subject on websites maintained by Motorola, Sun

Microsystems and others. Please refer to the following URLs for more information:

As an introduction, brief details of J2ME are explained below.

The MIDlet will consist of two core specifications, namely Connected, Limited Device

Configuration (CLDC) and Mobile Information Device Profile (MIDP). Both of these

specifications (Java Specification Requests) can be located at the

for reading.

To determine what implementation is on Motorola handset, review the "Java System"

details through the menu on the Motorola handset (located under Java Settings).

J2ME Applications

http://www.motocoder.com

http://www.java.sun.com/j2me

http://www.corej2me.com/

http://www.javaworld.com/

For MIDP 1.0; JSR 37 should be reviewed.

For MIDP 2.0; JSR 118 should be reviewed.

For CLDC 1.0.4; JSR 30 should be reviewed.

For CLDC 1.1; JSR 139 should be reviewed.

http://www.jcp.org/

site

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