Validation rules for job xml
1. Attribute 'ref' should refer by name to existing type that implements batch artifact interface assumed by the parent xml element.
2. Attribute 'properties/property/@name' either refers by batch property name a field in Java type for the batch artifact, or it is used by 'properties/property/@value' through substitution #{jobProperties['%name%']} . Validation will set warning markers for unused properties and error markers for substitution calling an unknown name.
3. Attributes 'step/@next', 'split/@next', 'flow/@next', 'flow/next/@to', 'step/next/@to', should refer to id of step | split | flow | decision at the same level as the current execution element. Values @id of execution elements should be unique within the same level where they can transit one to another.
4. Attributes 'flow/stop/@restart', 'step/stop/@restart' should refer to id of step | split | flow | decision at the job level.
5. Sequence of execution elements defined by @next and @to should not loop.
6. Value of attribute 'include/@class' and 'exclude/@class' is qualified name of an exception class.