Package io.undertow.util

Examples of io.undertow.util.HttpString

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                            next == ' ') {
                        //this is a continuation
                        parseState = WHITESPACE;
                    } else {
                        //we have a header
                        HttpString nextStandardHeader = state.nextHeader;
                        String headerValue = stringBuilder.toString();

                        //TODO: we need to decode this according to RFC-2047 if we have seen a =? symbol
                        builder.getRequestHeaders().add(nextStandardHeader, headerValue);
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        for (Class<?> c : classs) {
            for (Field field : c.getDeclaredFields()) {
                if (field.getType().equals(HttpString.class)) {
                    field.setAccessible(true);
                    HttpString result = null;
                    try {
                        result = (HttpString) field.get(null);
                        results.put(result.toString(), result);
                    } catch (IllegalAccessException e) {
                        throw new RuntimeException(e);
                    }
                }
            }
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        HttpHandlers.executeRootHandler(next, exchange, Thread.currentThread() instanceof XnioExecutor);
    }

    private static boolean handleRequestEncoding(HttpServerExchange exchange, String transferEncodingHeader, String contentLengthHeader, HttpServerConnection connection, PipelingBufferingStreamSinkConduit pipeliningBuffer, boolean persistentConnection) {
        HttpString transferEncoding = Headers.IDENTITY;
        if (transferEncodingHeader != null) {
            transferEncoding = new HttpString(transferEncodingHeader);
        }
        if (transferEncodingHeader != null && !transferEncoding.equals(Headers.IDENTITY)) {
            ConduitStreamSourceChannel sourceChannel = exchange.getConnection().getChannel().getSourceChannel();
            sourceChannel.setConduit(new ChunkedStreamSourceConduit(sourceChannel.getConduit(), exchange, chunkedDrainListener(exchange)));
        } else if (contentLengthHeader != null) {
            final long contentLength;
            contentLength = Long.parseLong(contentLengthHeader);
            if (contentLength == 0L) {
                log.trace("No content, starting next request");
                // no content - immediately start the next request, returning an empty stream for this one
                exchange.terminateRequest();
            } else {
                // fixed-length content - add a wrapper for a fixed-length stream
                ConduitStreamSourceChannel sourceChannel = exchange.getConnection().getChannel().getSourceChannel();
                sourceChannel.setConduit(fixedLengthStreamSourceConduitWrapper(contentLength, sourceChannel.getConduit(), exchange));
            }
        } else if (transferEncodingHeader != null) {
            if (transferEncoding.equals(Headers.IDENTITY)) {
                log.trace("Connection not persistent (no content length and identity transfer encoding)");
                // make it not persistent
                persistentConnection = false;
            }
        } else if (persistentConnection) {
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        return persistentConnection;
    }

    private static boolean persistentConnection(HttpServerExchange exchange, String connectionHeader) {
        if (exchange.isHttp11()) {
            return !(connectionHeader != null && new HttpString(connectionHeader).equals(Headers.CLOSE));
        } else if (exchange.isHttp10()) {
            if (connectionHeader != null) {
                if (Headers.KEEP_ALIVE.equals(new HttpString(connectionHeader))) {
                    return true;
                }
            }
        }
        log.trace("Connection not persistent");
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                final HeaderMap responseHeaders = exchange.getResponseHeaders();
                // test to see if we're still persistent
                String connection = responseHeaders.getFirst(Headers.CONNECTION);

                boolean stillPersistent = requestLooksPersistent && exchange.isPersistent() && (connection == null || !HttpString.tryFromString(connection).equals(Headers.CLOSE));
                HttpString transferEncoding = Headers.IDENTITY;
                final String transferEncodingHeader = responseHeaders.getLast(Headers.TRANSFER_ENCODING);
                final String contentLengthHeader = responseHeaders.getFirst(Headers.CONTENT_LENGTH);
                if (transferEncodingHeader != null) {
                    if (exchange.isHttp11()) {
                        transferEncoding = new HttpString(transferEncodingHeader);
                    } else {
                        // RFC 2616 3.6 last paragraph
                        responseHeaders.remove(Headers.TRANSFER_ENCODING);
                    }
                } else if (exchange.isHttp11() && contentLengthHeader == null) {
                    //if we have a HTTP 1.1 request with no transfer encoding and no content length
                    //then we default to chunked, to enable persistent connections to work
                    responseHeaders.put(Headers.TRANSFER_ENCODING, Headers.CHUNKED.toString());
                    transferEncoding = Headers.CHUNKED;
                }
                StreamSinkConduit wrappedConduit;
                final int code = exchange.getResponseCode();
                if (exchange.getRequestMethod().equals(Methods.HEAD) || (100 <= code && code <= 199) || code == 204 || code == 304) {
                    final ConduitListener<StreamSinkConduit> finishListener = stillPersistent ? terminateResponseListener(exchange) : null;
                    if (code == 101 && contentLengthHeader != null) {
                        // add least for websocket upgrades we can have a content length
                        final long contentLength;
                        try {
                            contentLength = Long.parseLong(contentLengthHeader);
                            // fixed-length response
                            wrappedConduit = new FixedLengthStreamSinkConduit(channel, contentLength, true, !stillPersistent, finishListener);
                        } catch (NumberFormatException e) {
                            // assume that the response is unbounded, but forbid persistence (this will cause subsequent requests to fail when they write their replies)
                            stillPersistent = false;
                            wrappedConduit = new FinishableStreamSinkConduit(channel, terminateResponseListener(exchange));
                        }
                    } else {
                        wrappedConduit = new FixedLengthStreamSinkConduit(channel, 0L, true, !stillPersistent, finishListener);
                    }
                } else if (!transferEncoding.equals(Headers.IDENTITY)) {
                    final ConduitListener<StreamSinkConduit> finishListener = stillPersistent ? terminateResponseListener(exchange) : null;
                    wrappedConduit = new ChunkedStreamSinkConduit(channel, true, !stillPersistent, finishListener, exchange);
                } else if (contentLengthHeader != null) {
                    final long contentLength;
                    try {
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        resolveHost(headers);
        // Process connection and transfer encodings
        boolean keepAlive;
        if (http11) {
            if(headers.contains(Headers.CONNECTION)) {
                keepAlive = !Headers.CLOSE.equals(new HttpString(headers.getFirst(Headers.CONNECTION)));
            } else {
                keepAlive = true;
            }
        } else if (Protocols.HTTP_1_0.equals(protocol)) {
            keepAlive = options.get(HttpClientOptions.HTTP_KEEP_ALIVE, false);
        } else {
            keepAlive = false;
        }

        HttpString transferEncoding = Headers.IDENTITY;
        boolean hasContent = true;
        if (contentLength == -1L) {
            // unknown content-length
            if(Methods.HEAD.equals(method)) {
                hasContent = false;
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        HttpHandlers.executeRootHandler(next, exchange, Thread.currentThread() instanceof XnioExecutor);
    }

    private static boolean handleRequestEncoding(HttpServerExchange exchange, String transferEncodingHeader, String contentLengthHeader, HttpServerConnection connection, PipelingBufferingStreamSinkConduit pipeliningBuffer, boolean persistentConnection) {
        HttpString transferEncoding = Headers.IDENTITY;
        if (transferEncodingHeader != null) {
            transferEncoding = new HttpString(transferEncodingHeader);
        }
        if (transferEncodingHeader != null && !transferEncoding.equals(Headers.IDENTITY)) {
            ConduitStreamSourceChannel sourceChannel = exchange.getConnection().getChannel().getSourceChannel();
            sourceChannel.setConduit(new ChunkedStreamSourceConduit(sourceChannel.getConduit(), exchange, chunkedDrainListener(exchange), maxEntitySize(exchange)));
        } else if (contentLengthHeader != null) {
            final long contentLength;
            contentLength = Long.parseLong(contentLengthHeader);
            if (contentLength == 0L) {
                log.trace("No content, starting next request");
                // no content - immediately start the next request, returning an empty stream for this one
                exchange.terminateRequest();
            } else {
                // fixed-length content - add a wrapper for a fixed-length stream
                ConduitStreamSourceChannel sourceChannel = exchange.getConnection().getChannel().getSourceChannel();
                sourceChannel.setConduit(fixedLengthStreamSourceConduitWrapper(contentLength, sourceChannel.getConduit(), exchange));
            }
        } else if (transferEncodingHeader != null) {
            if (transferEncoding.equals(Headers.IDENTITY)) {
                log.trace("Connection not persistent (no content length and identity transfer encoding)");
                // make it not persistent
                persistentConnection = false;
            }
        } else if (persistentConnection) {
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        return persistentConnection;
    }

    private static boolean persistentConnection(HttpServerExchange exchange, String connectionHeader) {
        if (exchange.isHttp11()) {
            return !(connectionHeader != null && new HttpString(connectionHeader).equals(Headers.CLOSE));
        } else if (exchange.isHttp10()) {
            if (connectionHeader != null) {
                if (Headers.KEEP_ALIVE.equals(new HttpString(connectionHeader))) {
                    return true;
                }
            }
        }
        log.trace("Connection not persistent");
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                }
                final StreamSinkConduit channel = factory.create();
                final HeaderMap responseHeaders = exchange.getResponseHeaders();
                // test to see if we're still persistent
                boolean stillPersistent = requestLooksPersistent && exchange.isPersistent();
                HttpString transferEncoding = Headers.IDENTITY;
                final String transferEncodingHeader = responseHeaders.getLast(Headers.TRANSFER_ENCODING);
                final String contentLengthHeader = responseHeaders.getFirst(Headers.CONTENT_LENGTH);
                if (transferEncodingHeader != null) {
                    if (exchange.isHttp11()) {
                        transferEncoding = new HttpString(transferEncodingHeader);
                    } else {
                        // RFC 2616 3.6 last paragraph
                        responseHeaders.remove(Headers.TRANSFER_ENCODING);
                    }
                } else if (exchange.isHttp11() && contentLengthHeader == null) {
                    //if we have a HTTP 1.1 request with no transfer encoding and no content length
                    //then we default to chunked, to enable persistent connections to work
                    responseHeaders.put(Headers.TRANSFER_ENCODING, Headers.CHUNKED.toString());
                    transferEncoding = Headers.CHUNKED;
                }
                StreamSinkConduit wrappedConduit;
                final int code = exchange.getResponseCode();
                if (exchange.getRequestMethod().equals(Methods.HEAD) || (100 <= code && code <= 199) || code == 204 || code == 304) {
                    final ConduitListener<StreamSinkConduit> finishListener = stillPersistent ? terminateResponseListener(exchange) : null;
                    if (code == 101 && contentLengthHeader != null) {
                        // add least for websocket upgrades we can have a content length
                        final long contentLength;
                        try {
                            contentLength = Long.parseLong(contentLengthHeader);
                            // fixed-length response
                            wrappedConduit = new FixedLengthStreamSinkConduit(channel, contentLength, true, !stillPersistent, finishListener);
                        } catch (NumberFormatException e) {
                            // assume that the response is unbounded, but forbid persistence (this will cause subsequent requests to fail when they write their replies)
                            stillPersistent = false;
                            wrappedConduit = new FinishableStreamSinkConduit(channel, terminateResponseListener(exchange));
                        }
                    } else {
                        wrappedConduit = new FixedLengthStreamSinkConduit(channel, 0L, true, !stillPersistent, finishListener);
                    }
                } else if (!transferEncoding.equals(Headers.IDENTITY)) {
                    final ConduitListener<StreamSinkConduit> finishListener = stillPersistent ? terminateResponseListener(exchange) : null;
                    wrappedConduit = new ChunkedStreamSinkConduit(channel, true, !stillPersistent, finishListener, exchange);
                } else if (contentLengthHeader != null) {
                    final long contentLength;
                    try {
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    HasResponseHeaderPredicate(final String[] headers, final boolean allHeaders) {
        this.allHeaders = allHeaders;
        HttpString[] h = new HttpString[headers.length];
        for (int i = 0; i < headers.length; ++i) {
            h[i] = new HttpString(headers[i]);
        }
        this.headers = h;
    }
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Related Classes of io.undertow.util.HttpString

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  • io.undertow.client.ajp.AjpClientConnection
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  • io.undertow.client.http.HttpClientConnection$ClientReadListener
  • io.undertow.client.http.HttpRequestConduit
  • io.undertow.client.http.HttpResponseParser
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