This step is used to fail current step conditionally. Depending on step success condition of its container (serial/parallel composition step described later), the whole build can be failed conditionally.
Determines if this step is necessary during the build process. It is an OGNL expression with current configuration as its root object.
Specify the failure condition. If this condition is met, this step will be failed.
Specify the failure message. This message will be send to the build log if this step is failed due to satisfication of the failure condition.