October 2003
Intermediate to advanced
416 pages
8h 1m
English
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Chapter 20. Exception Handling
Let's say you create a marvelously successful plug-in. You have thousands—no millions—of satisfied customers. What a disaster!
Why a disaster? Even with test-driven plug-in development some percentage of users will have problems. The more users, the more problems. Pretty soon, support costs will eat you out of house and home.
In this chapter we'll talk about Eclipse features that collectively reduce support costs:
Handling Eclipse exceptions
Presenting exceptions to the user using an error dialog
Logging errors to the Eclipse log
An important rule to improve the serviceability of your plug-ins is a bit of a paradox:
RESPONSIBILITY RULE. Clearly identify your plug-in as the source of problems.
How can telling the user a mistake ...
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