Filterpublic static class Filter.Chain extends Object
HttpServer. Each filter in the chain is given one of these so it can invoke the next filter in the chain.| Constructor | Description |
|---|---|
Chain |
Creates a Chain instance with given filters and handler. |
| Modifier and Type | Method | Description |
|---|---|---|
void |
doFilter |
Calls the next filter in the chain, or else the users exchange handler, if this is the final filter in the chain. |
public Chain(List<Filter> filters, HttpHandler handler)
Chain instance with given filters and handler.filters - the filters that make up the Chain
handler - the HttpHandler that will be invoked after the final Filter has finishedpublic void doFilter(HttpExchange exchange) throws IOException
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.exchange - the HttpExchange
IOException - if an I/O error occursNullPointerException - if exchange is null
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https://docs.oracle.com/en/java/javase/21/docs/api/jdk.httpserver/com/sun/net/httpserver/Filter.Chain.html