Workflow Controller Audit Trail for Deleted Print Jobs

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Solution Overview

Problem

Existing print shop workflow systems cannot generate an audit trail for documents that do not complete their processing workflow, as they lack the capability to record and store information about documents being deleted during active processing.

Innovation Solution

A controller in the workflow system detects deletion events and records customizable document properties into a history file, advancing the document through a designated store step to ensure an audit trail is created, even if the document does not complete its workflow.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If documents are deleted during workflow processing, then processing efficiency is improved, but audit trail completeness deteriorates

Engineering Contradiction:
Improveprocessing efficiencyVSAvoidaudit trail completeness
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The system performs preliminary action by intercepting deletion events before they occur and proactively redirecting documents to the store step. The controller monitors the workflow and detects deletion events in advance, then automatically advances the document to the store step to capture audit information before the document is actually deleted from the workflow queue.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The store step acts as an intermediary between the workflow processing and document deletion. When a deletion event is detected, the document is temporarily routed to this intermediate store step that captures and records document properties, serving as a mediator that preserves audit information while allowing the deletion process to continue.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of information

If all document properties are recorded for deleted documents, then audit trail completeness is improved, but system complexity increases

Engineering Contradiction:
Improveaudit trail completenessVSAvoidsystem complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The system applies local quality by making the store step configurable with specific parameters that determine which document properties are recorded. Different store steps can be configured to capture different sets of properties based on local requirements, allowing customization of audit information collection without requiring a universal complex recording mechanism for all possible properties.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The configurable parameters of the store step are set in advance before deletion events occur. This preliminary configuration establishes which document properties will be captured, simplifying the actual deletion handling process by having the recording rules pre-defined rather than requiring complex real-time decisions about what to record.

Inventive Principle:
Principle #10Preliminary action

3Loss of information

If documents are advanced to store step upon deletion detection, then audit trail generation is improved, but processing time increases

Engineering Contradiction:
Improveaudit trail generationVSAvoidprocessing time
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The system applies skipping by rapidly advancing documents to the store step upon deletion detection and quickly recording the necessary properties. The store step is designed to capture audit information efficiently in a single pass, then immediately release the document for deletion, minimizing the time the document spends in the extended processing path.

Inventive Principle:
Principle #21Skipping (Rushing through)

Solution Approach 2:

The store step configuration and document property identification are prepared in advance through configurable parameters. When a deletion event occurs, the system uses these pre-configured settings to immediately advance the document to the appropriate store step and record the predetermined properties, avoiding time-consuming real-time analysis and configuration decisions.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9836262B2Document audit trail for print jobs in a workflow
Publication Date: 2017.12.05 RICOH CO LTD
  • US9836262B2 patent drawing
  • US9836262B2 patent drawing
  • US9836262B2 patent drawing

AI summary

Systems and methods are provided for a document audit trail for print jobs in a workflow. One system includes a controller that directs a device of a print shop in accordance with a workflow. The controller detects a deletion event of a document of the print job while the document is in the workflow, advances the document to a store step defined in the workflow, identifies document properties to record for the document based on configurable parameters of the store step, and to record values of the document properties in a history file.