Jacoco is an open-source code coverage library for Java distributed under the Eclipse Public License. The library is often used in Java projects to measure the coverage of unit or integration tests.

Instrumentation: querying the memory usage of a Java object provides a nice overview of this interface and provides a link to the Classmexer agent, “a simple Java instrumentation agent that ...

Java 5 added the Java Instrumentation mechanism, which allows you to provide “Java agents” that can inspect and modify the byte code of the classes as they are loaded.

Here are three Java Hello World examples developers can use to get started on the new release:. Hello World with a console output; Hello World with a Java Swing component; Hello World with a static ...