Class Filter.Chain
java.lang.Object
com.sun.net.httpserver.Filter.Chain
- Enclosing class:
Filter
A chain of filters associated with a
HttpServer
.
Each filter in the chain is given one of these so it can invoke the
next filter in the chain.-
Constructor Summary
ConstructorDescriptionChain
(List<Filter> filters, HttpHandler handler) Creates aChain
instance with given filters and handler. -
Method Summary
Modifier and TypeMethodDescriptionvoid
doFilter
(HttpExchange exchange) Calls the next filter in the chain, or else the users exchange handler, if this is the final filter in the chain.
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Constructor Details
-
Chain
Creates aChain
instance with given filters and handler.- Parameters:
filters
- the filters that make up theChain
handler
- theHttpHandler
that will be invoked after the finalFilter
has finished
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Method Details
-
doFilter
Calls the next filter in the chain, or else the users exchange handler, if this is the final filter in the chain. TheFilter
may decide to terminate the chain, by not calling this method. In this case, the filter must send the response to the request, because the application's exchange handler will not be invoked.- Parameters:
exchange
- theHttpExchange
- Throws:
IOException
- if an I/O error occursNullPointerException
- if exchange isnull
-