Building from Source


You can use the latest released version of or build your own local version:

Using JARs

If you are not modifying the source code, you don’t need to build You can simply depend on the artifacts in the maven central repository

For details on how to use from its maven central artifacts, see: Quickstart

Building Your Own Copy of

You can also checkout, modify, or build your own copy of

Checking Out Source

You can get your own copy of the repository with:

git clone

Or if you already have a copy of the repository, you can update it with:

git pull


To do a clean build type, do this:

gradle clean build

To install the gradle JARs in your own local repository, do this:

gradle install

Out of Memory While Trying to Build?

If the build fails with an error message saying that there isn’t enough memory, increase the memory using the following command and try again:

export GRADLE_OPTS=“-Xms512M -Xmx1536M -Xss1M -XX:+CMSClassUnloadingEnabled -XX:MaxPermSize=1024M”