Overview
JaCoCo is a free code coverage library for Java, which has been created by the EclEmma team based on the lessons learned from using and integration existing libraries for many years.

Installation

Integrations provided by the JaCoCo project

• Java API
  
• Command Line
  
• Apache Ant
  
• Apache Maven
  
• Jenkins

Use JaCoCo tools

• Ant Tasks
  
• Ant Usage Example - Offline Example
  
• Maven Plug-in
  
• Maven Usage Example - Offline Example
  
• Java Agent
  
• Class Ids
  
• Offline Instrumentation