Developing Java Applications

Introduction

Recommended Coding Practices

Read the Relevant Specifications

Example 1: Reflection

Example 2: Reflection Revisited

Example 3: Serialization

Never Use Deprecated Unsafe Methods

Minimize the Use of Finalizers

Don't Depend on Thread Priorities

Don't Use Internal sun.* or COM.jrockit.* Classes

Override java.Object.hashCode for User Defined Classes When Using java.util.Hashtable

Do Careful Thread Synchronization

Expect Only Standard System Properties

Minimize the Number of Java Processes

Avoid Calling System.gc()

Troubleshooting

An Application Does Not Run

Slow-to-Start Applications

Process Counter Does Not Initialize

Large Memory Consumption

Slow Performance vis-a-vis HotSpot

Randomly Appearing Bugs

BEA JRockit JVM Throws Errors HotSpot Does Not Throw

Slow Performance in Development Mode

BEA JRockit JVM Does Not Run Jakarta Tomcat as a Windows Service

Other Frequently Asked Questions

Profiling and Debugging with BEA JRockit

Profiling BEA JRockit

Using JVMPI

How JVMPI Works

Changing the JVMPI Default Behavior

Additional JVMPI Documentation

Profiling with the HPROF Profiling Agent

HPROF Documentation

Debugging with BEA JRockit

Java Virtual Machine Debugger Interface (JVMDI)

How JVMDI Works

JVMDI Documentation

Migrating to BEA JRockit

About Application Migration

Why Migrate?

Migration Restrictions

Migration Support

Migration Procedures

Environment Changes

Other Tips

Tuning BEA JRockit JVM for Your Application

Testing the Application

Why Test?

How to Test

Submitting Migration Tips