# ${docGenStepName} ## ${docGenDescription} ## Prerequisites While using a custom docker file, ensure that the following tools are installed: * **SAP MTA Archive Builder 1.0.6 or compatible version** - can be downloaded from [SAP Development Tools](https://tools.hana.ondemand.com/#cloud). * **Java 8 or compatible version** - necessary to run the *MTA Archive Builder* itself and to build Java modules. * **NodeJS installed** - the MTA Builder uses `npm` to download node module dependencies such as `grunt`. ## ${docGenParameters} ## ${docGenConfiguration} ## Side effects 1. The file name of the resulting archive is written to the `commonPipelineEnvironment` with variable name `mtarFileName`. ## Exceptions * `AbortException`: * If there is an invalid `buildTarget`. * If there is no key `ID` inside the `mta.yaml` file. ## Example ```groovy def mtarFileName dir('/path/to/FioriApp'){ mtarFileName = mtaBuild script:this, buildTarget: 'NEO' } ```