java - Modify the HTML of a servlet's errorPage from a Filter -

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i have requirement rewrite html generated web application. requirement applies pages equally naturally went filter.

i cribbed stream wrapping approach oracle documentation on filters , works cases. unfortunately, if servlet throws exception flow of execution leaves filter , rewriting logic not executed. means html of error pages not modified.

i want intercept error page response well. how do that?

try adding filter-mapping:

<dispatcher>forward</dispatcher> <dispatcher>error</dispatcher>

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