The Business Case of Rebuilding Legacy Applications

by Harold Van Heeringen

This short paper examines a high-level business case to to rebuild a Cobol legacy application in Java. ISBSG Data, for similar Java projects, provides metrics for: cost, effort, maintenance and support. This information is used as the basis for the business case.

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About Harold Van Heeringen

Harold van Heeringen worked for IT service provider Sogeti for 17 years as a senior consultant software metrics/cost estimation consultant. He then moved to IDC (METRI), as a principal consultant and practice lead for IT Intelligence services (including Estimation & Performance Measurement). Harold is a director on the ISBSG board and a board member of Nesma. He regularly publishes white papers, blogs and articles on software metrics and performance measurement.