com.sun.net.httpserver
Class Filter.Chain
java.lang.Object
com.sun.net.httpserver.Filter.Chain
- Enclosing class:
- Filter
public static class Filter.Chain
- extends Object
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
Method Summary |
void |
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. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Filter.Chain
public Filter.Chain(List<Filter> filters,
HttpHandler handler)
doFilter
public void doFilter(HttpExchange exchange)
throws IOException
- calls the next filter in the chain, or else
the users exchange handler, if this is the
final filter in the chain. The Filter 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
- the HttpExchange
- Throws:
IOException
- let exceptions pass up the stack
NullPointerException
- if exchange is null