PDF
PDF Toolkit Class Diagram
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CASE ANALYSIS
Scenario
An organization needs to understand the core object model of a PDF processing library for maintaining or extending its functionality.
Key decisions
- Used composition to show PDFDocument contains multiple PDFPage
- Modeled PDF objects with inheritance from abstract COSBase
- Distinguished between stream and dictionary as per PDF specification
When to reuse this
When developing a PDF parsing or rendering library, this class diagram clarifies the relationships between core object types.
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umlclass-uml-class-diagram-for-a-pdf-document-object-model