What

Onyem JTracer is a tool which helps in visualization of the execution flow of a Java program. Method entry, method exit and exception events are shown in a timeline view. A screenshot is shown below-



Why

Tracing your application is a great way to get started with a codebase you are not familiar with
Looking at multi threaded code as it ran brings a whole new perspective
This can help you learn how frameworks and new JVM based languages like guice, scala generate code.
It's fun..
Download Onyem JTracer for your platform and extract the zip file.  After extracting the README contains more details on using Onyem JTracer. Samples are also provided for a quick start.


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