Contents

Multitasking Guide

Sun Java trademark Wireless Client Software, Version 2.0

Java Platform, Micro Edition

05-2007

Contents

1. Introduction

Mechanisms Compared With Policies

2. Multitasking Safety

Multitask Safety and Multithread Safety

Global and Static Data

Multitasking Safety Example

Multithread Safety

Multitask Safety

Establishing Per-Task Context

3. Managing Native Resources

Resource Management Mechanisms

Default Resource Allocation Policies

Customization of Resource Allocation Policies

4. Other Multitasking Issues

Switching the Foreground MIDlet

Alternative Policies and Their Implementations

Scheduling the CPU

Default CPU Scheduling Policy

Alternative Policies and Their Implementations

Interrupting the User

Default User Notification Policies

Copyright © 2007, Sun Microsystems, Inc. All rights reserved. SUN PROPRIETARY/CONFIDENTIAL.