ACHeck21 provides a Java wrapper for the Global Gateway's REST api. You can use this API to jumpstart any Java project that wants to make use of the integration features of the ACHeck21 Global Gateway.
Installing from Maven Central
The ACHeck21 Java API is hosted on Maven Central. If you're using Maven, all you need to do is add the following to the dependency list in your project's pom.xml
Most other modern Java build tools like Gradle, Ivy, and SBT support Maven dependencies. You will just need to add the groupId, artifactId, and version to the build config in the proper format.