The production release of the J2ME Wireless Toolkit 2.1_01 supports the development of Java applications that run on devices compliant with the Java Technology for the Wireless Industry specification (JSR-185).  The implementation of the integrated emulator included in this release is compliant with and provides development support for the following:

• Connected Limited Device Configuration (CLDC), version 1.1 (JSR-039)
• Mobile Information Device Profile 2.0, (JSR-118)
• J2ME Web Services version 1.0, (JSR-172)
• Wireless Messaging APIs version 1.1, (JSR-120)
• Mobile Media APIs version 1.1, (JSR-135) 

In addition to quality improvements, here are some of the exciting new development features in J2ME Wireless Toolkit 2.1_01. You can get more detailed information about the new toolkit by referring to the accompanying User's Guide and Release Notes.

• KToolbar Multiple Configuration and Profile Build Options
• Emulator Performance Improvements
• Polygon Key Definition
• J2ME Web Services (JSR-172) stub generator
• New device skin
• Demonstrations Midlets for J2ME Web Services (JSR-172) and CLDC 1.1 (float support)

You can also develop applications for CLDC 1.0 and MIDP 1.0 with this release.

Note: The J2ME Wireless Toolkit 2.1_01 still includes all of the advanced development features found in Wireless Toolkit 2.0, such as MIDlet signing, certificate management, integrated over-the-air (OTA) emulation, push registry emulation, and WMA emulation features for SMS and CBS messages.

System Requirements

Required Software

One of the following operating environments:

• Microsoft Windows XP or Microsoft Windows 2000 are the officially supported platforms.
• Solaris^TM 8
• Linux
• Java Desktop System

Java 2 SDK, Standard Edition (J2SE SDK), version 1.4.2 - if you plan to do actual development, or Java 2, Standard Edition Runtime Environment (JRE), version 1.4.2 - if you only plan to run the demo applications.

To download the SDK or JRE you want, go to http://java.sun.com/j2se/downloads.html .

Note: The Solaris and Linux versions of the toolkit are unsupported and have undergone only limited testing. The Solaris operating environment was tested only on English versions of Solaris 8. The Linux version was tested only on English Red Hat Linux 7.2., and Java Desktop System.

Optional Software

Sun^TM ONE Studio 5, Mobile Edition IDE Early Access- http://wwws.sun.co m/software/sundev/jde/studio_me/early_access.html. This release of Mobile Edition provides specific support with the J2ME WTK 2.1.

Require Hardware

Minimum hardware requirements are:

• 50 MB hard disk
• 64 MB system RAM
• 166 MHz CPU

Optional items:

• A SoundBlaster-compatible sound card for Windows machines without built-in audio support.
• A display adapter with a minimum color depth of 16 bits.

Installing the J2ME Wireless Toolkit

• Microsoft Windows operating environment: To install the toolkit, run the installer, j2me_wireless_toolkit-2_1_01-windows.exe. Follow the instructions the provided by the installer.
• Solaris 8 operating environment: To install the toolkit, run the self-extracting installer, j2me_wireless_toolkit-2_1_01-solsparc.bin. If you want to install the Wireless Toolkit into a directory that requires root access, become the root user before running the installer.
• Linux RedHat 7.2 operating environment: To install the toolkit, run the self-extracting installer, j2me_wireless_toolkit-2_1_01-linux-i386.bin. If you want to install the Wireless Toolkit into a directory that requires root access, become the root user before running the installer.

Download J2ME Wireless Toolkit 2.1_01