=== There are '''2''' kinds of parameters ===

=== There are '''2''' kinds of parameters ===

* ''Static'' - They come from the context.properties itself. Although there is some to use dynamic behavior trough the TBA mechanic, their content is generally evaluated when the context is loaded.

* ''Static'' - They come from the context.properties itself. Although there is some to use dynamic behavior trough the [[How to provide parameter values from the command line?|arguments from command line]] mechanic, their content is generally evaluated when the context is loaded.

** Accessed trough the the confXXX methods from the AbstractStageBase class.

** Accessed trough the the confXXX methods from the AbstractStageBase class.

** They all should be convertible to ''java.lang.String''.

** They all should be convertible to ''java.lang.String''.

** '''Cannot''' be overridden from the command line, using the syntax, described in TBA.

** '''Cannot''' be overridden from the command line, using the syntax, described [[How to provide parameter values from the command line?|here]].

* ''Dynamic'' - Contained in the ''RuntimeEnvironment''. As the name suggests, the name-value pairs there exist only during the execution of a pipeline.

* ''Dynamic'' - Contained in the ''RuntimeEnvironment''. As the name suggests, the name-value pairs there exist only during the execution of a pipeline.

** There is no restriction on the type of the objects.

** There is no restriction on the type of the objects.