Patent attributes
A system for carrying out jobs on documents is disclosed. The system includes a scanner, a printer and a controller. The controller comprises client modules for receiving jobs, a splitter module for splitting a job in a number of subjobs, worker modules for carrying out subjobs, and a central storage area. A document is stored according to a document model in the central storage area. According to the document model a state is assigned to the document. A state being made up by values of atributes. For carrying out a job, a document has to be brought from a source state to a target state. In a particular embodiment, splitting of a job is carried out by identifying attributes that have different values in the source state and the target state and selecting worker modules that are able to act on these attributes.