Mercurial Hosting > luan
diff src/luan/lib/webserver/handlers/SafeHandler.java @ 1347:643cf1c37723
move webserver to lib and bug fixes
author | Franklin Schmidt <fschmidt@gmail.com> |
---|---|
date | Mon, 25 Feb 2019 13:02:33 -0700 |
parents | src/luan/webserver/handlers/SafeHandler.java@8b61c8c4e07a |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/luan/lib/webserver/handlers/SafeHandler.java Mon Feb 25 13:02:33 2019 -0700 @@ -0,0 +1,44 @@ +package luan.lib.webserver.handlers; + +import java.io.Writer; +import java.io.OutputStreamWriter; +import java.io.PrintWriter; +import java.io.IOException; +import luan.lib.logging.Logger; +import luan.lib.logging.LoggerFactory; +import luan.lib.webserver.Handler; +import luan.lib.webserver.Request; +import luan.lib.webserver.Response; +import luan.lib.webserver.ResponseOutputStream; +import luan.lib.webserver.Status; + + +public final class SafeHandler implements Handler { + private static final Logger logger = LoggerFactory.getLogger(SafeHandler.class); + + private final Handler handler; + + public SafeHandler(Handler handler) { + this.handler = handler; + } + + public Response handle(Request request) { + try { + Response response = handler.handle(request); + if( response != null ) + return response; + } catch(RuntimeException e) { + logger.error("",e); + Response response = new Response(); + response.status = Status.INTERNAL_SERVER_ERROR; + response.headers.put( "content-type", "text/plain; charset=utf-8" ); + PrintWriter writer = new PrintWriter( new ResponseOutputStream(response) ); + writer.write( "Internel Server Error\n\n" ); + e.printStackTrace(writer); + writer.close(); + return response; + } + return Response.errorResponse( Status.NOT_FOUND, request.path+" not found\n" ); + } + +}