RFR: 8283608: Refactor 2d, beans classes javadoc to use @throws instead of @exception

[Iris Clark]

On Thu, 24 Mar 2022 06:43:42 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

> Prevailing JDK coding practices use "@throws" rather than "@exception".
> Need to refactor remaining 2d, beans,sound classes to use @throws

Marked as reviewed by iris (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/7937