Scenario: Creating a Document Conversion Framework

Suppose you are developing a document conversion system that can convert documents from various formats $($e$.$g$.,$ Word, PDF$,$ Text$)$ to a standardized output format $($e$.$g$.,$ HTML$).$ The conversion process involves common step: read document from disk, convert it$,$ then write it to disk., but the specific actions processing depends on the document format.

$1)$ Using Template Method design pattern $(4$ Points$)$:

a$)$ Draw a class diagram for your proposed design for the above scenario based on the

mentioned pattern $(2$ Points$)$

b$)$ Implement the proposed design using Java programming language, including

test client $(2$ Points$)$