[CategoryRefactoring/RefactoringLanguage - an instance of AspectOrientedRefactoring]

See "Extract exception handling" for an example of centralizing the exception handling of the J2EE Business Delegate pattern into an AspectOrientedProgramming aspect.
* http://www.theserverside.com/articles/article.tss?l=AspectOrientedRefactoringPart2

In this case, extracting this code from each public method, into an aspect:
    public <type> <methodName>(<parameters>) throws LibraryException {
        try {
            ''< real work here >''
        } catch (RemoteException ex) {
            throw new LibraryException(ex);
        }
    }

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CategoryException CategoryRefactoring