Mercurial Hosting > luan
diff src/luan/webserver/handlers/SafeHandler.java @ 1137:c123ee15f99b
add webserver
author | Franklin Schmidt <fschmidt@gmail.com> |
---|---|
date | Mon, 29 Jan 2018 18:49:59 -0700 |
parents | |
children | 4189027691b7 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/luan/webserver/handlers/SafeHandler.java Mon Jan 29 18:49:59 2018 -0700 @@ -0,0 +1,54 @@ +package luan.webserver.handlers; + +import java.io.Writer; +import java.io.OutputStreamWriter; +import java.io.PrintWriter; +import java.io.IOException; +import luan.webserver.Handler; +import luan.webserver.Request; +import luan.webserver.Response; +import luan.webserver.ResponseOutputStream; +import luan.webserver.Status; + + +public final class SafeHandler implements Handler { + 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) { + + 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; + + } + + Response response = new Response(); + response.status = Status.NOT_FOUND; + response.headers.put( "Content-Type", "text/plain; charset=UTF-8" ); + try { + Writer writer = new OutputStreamWriter( new ResponseOutputStream(response) ); + writer.write( request.path+" not found\n" ); + writer.close(); + } catch(IOException e) { + throw new RuntimeException(e); + } + return response; + } + +}