Commons Javaflow is a pure Java implementation of the Continuations concept. . For more information about Continuation, you can have a look on or . To use Javaflow in your program, Javaflow needs to enhance its Java byte code: - statically, using the Javaflow Ant task as a part of your build process - dynamically, at runtime, by using Javaflow's ContinuationClassLoader. . This package contains Javadoc API of Commons Javaflow.