Example usage for io.netty.handler.codec.http HttpHeaders isEmpty

Introduction

In this page you can find the example usage for io.netty.handler.codec.http HttpHeaders isEmpty.

Prototype

public abstract boolean isEmpty();

Source Link

Document

Checks if no header exists.

Usage

From source file:baseFrame.netty.atest.HttpHelloWorldServerHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest request = (HttpRequest) msg;
        if (HttpHeaders.is100ContinueExpected(request)) {
            ctx.write(new DefaultFullHttpResponse(HTTP_1_1, CONTINUE));
        }//from  w w  w  . j av a  2 s  .com
        boolean keepAlive = HttpHeaders.isKeepAlive(request);

        // Encode the cookie.
        String cookieString = request.headers().get(Names.COOKIE);
        if (cookieString != null) {
            Set<Cookie> cookies = CookieDecoder.decode(cookieString);
            if (!cookies.isEmpty()) {
                // Reset the cookies if necessary.
                for (Cookie cookie : cookies) {
                    response.headers().add(Names.SET_COOKIE, ServerCookieEncoder.encode(cookie));
                }
            }
        } else {
            // Browser sent no cookie.  Add some.
            /*  response.headers().add(HttpHeaderNames.SET_COOKIE, ServerCookieEncoder.encode("key1", "value1"));
              response.headers().add(HttpHeaderNames.SET_COOKIE, ServerCookieEncoder.encode("key2", "value2"));*/
        }

        if (HttpHeaders.is100ContinueExpected(request)) {
            send100Continue(ctx);
        }

        responseContent.append("VERSION: ").append(request.getProtocolVersion()).append("\r\n");
        //responseContent.append("HOSTNAME: ").append(request.headers().).append("\r\n");
        responseContent.append("REQUEST_URI: ").append(request.getUri()).append("\r\n\r\n");

        HttpHeaders headers = request.headers();
        if (!headers.isEmpty()) {
            for (Entry<String, String> h : headers) {
                CharSequence key = h.getKey();
                CharSequence value = h.getValue();
                responseContent.append("HEADER: ").append(key).append(" = ").append(value).append("\r\n");
            }
            responseContent.append("\r\n");
        }

        QueryStringDecoder queryStringDecoder = new QueryStringDecoder(request.getUri());
        Map<String, List<String>> params = queryStringDecoder.parameters();
        if (!params.isEmpty()) {
            for (Entry<String, List<String>> p : params.entrySet()) {
                String key = p.getKey();
                List<String> vals = p.getValue();
                for (String val : vals) {
                    responseContent.append("PARAM: ").append(key).append(" = ").append(val).append("\r\n");
                }
            }
            responseContent.append("\r\n");
        }

        response = setResponse(response, responseContent);

        if (!keepAlive) {
            ctx.write(response).addListener(ChannelFutureListener.CLOSE);
        } else {
            response.headers().set(Names.CONNECTION, Values.KEEP_ALIVE);
            ctx.write(response);
        }
    }

    if (msg instanceof HttpContent) {
        HttpContent content = (HttpContent) msg;

        if (msg instanceof LastHttpContent) {

        }
    }
}

---

From source file:ch07.handlers.HttpSnoopServerHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest request = this.request = (HttpRequest) msg;

        if (HttpHeaders.is100ContinueExpected(request)) {
            send100Continue(ctx);/*ww w.java  2s .  c o  m*/
        }

        buf.setLength(0);
        buf.append("WELCOME TO THE WILD WILD WEB SERVER\r\n");
        buf.append("===================================\r\n");

        buf.append("VERSION: ").append(request.protocolVersion()).append("\r\n");
        buf.append("HOSTNAME: ").append(HttpHeaders.getHost(request, "unknown")).append("\r\n");
        buf.append("REQUEST_URI: ").append(request.uri()).append("\r\n\r\n");

        HttpHeaders headers = request.headers();
        if (!headers.isEmpty()) {
            for (Map.Entry<String, String> h : headers) {
                String key = h.getKey();
                String value = h.getValue();
                buf.append("HEADER: ").append(key).append(" = ").append(value).append("\r\n");
            }
            buf.append("\r\n");
        }

        QueryStringDecoder queryStringDecoder = new QueryStringDecoder(request.uri());
        Map<String, List<String>> params = queryStringDecoder.parameters();
        if (!params.isEmpty()) {
            for (Entry<String, List<String>> p : params.entrySet()) {
                String key = p.getKey();
                List<String> vals = p.getValue();
                for (String val : vals) {
                    buf.append("PARAM: ").append(key).append(" = ").append(val).append("\r\n");
                }
            }
            buf.append("\r\n");
        }

        appendDecoderResult(buf, request);
    }

    if (msg instanceof HttpContent) {
        HttpContent httpContent = (HttpContent) msg;

        ByteBuf content = httpContent.content();
        if (content.isReadable()) {
            buf.append("CONTENT: ");
            buf.append(content.toString(CharsetUtil.UTF_8));
            buf.append("\r\n");
            appendDecoderResult(buf, request);
        }

        if (msg instanceof LastHttpContent) {
            buf.append("END OF CONTENT\r\n");

            LastHttpContent trailer = (LastHttpContent) msg;
            if (!trailer.trailingHeaders().isEmpty()) {
                buf.append("\r\n");
                for (String name : trailer.trailingHeaders().names()) {
                    for (String value : trailer.trailingHeaders().getAll(name)) {
                        buf.append("TRAILING HEADER: ");
                        buf.append(name).append(" = ").append(value).append("\r\n");
                    }
                }
                buf.append("\r\n");
            }

            if (!writeResponse(trailer, ctx)) {
                // If keep-alive is off, close the connection once the content is fully written.
                ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
            }
        }
    }
}

---

From source file:com.bala.learning.learning.netty.HttpServerHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest request = this.request = (HttpRequest) msg;

        if (HttpHeaders.is100ContinueExpected(request)) {
            send100Continue(ctx);/*from   ww w .  j  a v  a  2s .  com*/
        }

        buf.setLength(0);
        buf.append("WELCOME TO THE WILD WILD WEB SERVER\r\n");
        buf.append("===================================\r\n");

        buf.append("VERSION: ").append(request.getProtocolVersion()).append("\r\n");
        buf.append("HOSTNAME: ").append(HttpHeaders.getHost(request, "unknown")).append("\r\n");
        buf.append("REQUEST_URI: ").append(request.getUri()).append("\r\n\r\n");

        HttpHeaders headers = request.headers();
        if (!headers.isEmpty()) {
            for (Map.Entry<String, String> h : headers) {
                String key = h.getKey();
                String value = h.getValue();
                buf.append("HEADER: ").append(key).append(" = ").append(value).append("\r\n");
            }
            buf.append("\r\n");
        }

        QueryStringDecoder queryStringDecoder = new QueryStringDecoder(request.getUri());
        Map<String, List<String>> params = queryStringDecoder.parameters();
        if (!params.isEmpty()) {
            for (Entry<String, List<String>> p : params.entrySet()) {
                String key = p.getKey();
                List<String> vals = p.getValue();
                for (String val : vals) {
                    buf.append("PARAM: ").append(key).append(" = ").append(val).append("\r\n");
                }
            }
            buf.append("\r\n");
        }

        appendDecoderResult(buf, request);
    }

    if (msg instanceof HttpContent) {
        HttpContent httpContent = (HttpContent) msg;

        ByteBuf content = httpContent.content();
        if (content.isReadable()) {
            buf.append("CONTENT: ");
            buf.append(content.toString(CharsetUtil.UTF_8));
            buf.append("\r\n");
            appendDecoderResult(buf, request);
        }

        if (msg instanceof LastHttpContent) {
            buf.append("END OF CONTENT\r\n");

            LastHttpContent trailer = (LastHttpContent) msg;
            if (!trailer.trailingHeaders().isEmpty()) {
                buf.append("\r\n");
                for (String name : trailer.trailingHeaders().names()) {
                    for (String value : trailer.trailingHeaders().getAll(name)) {
                        buf.append("TRAILING HEADER: ");
                        buf.append(name).append(" = ").append(value).append("\r\n");
                    }
                }
                buf.append("\r\n");
            }

            if (!writeResponse(trailer, ctx)) {
                // If keep-alive is off, close the connection once the content is fully written.
                ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
            }
        }
    }
}

---

From source file:com.cmz.http.snoop.HttpSnoopServerHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest request = this.request = (HttpRequest) msg;

        if (HttpUtil.is100ContinueExpected(request)) {
            send100Continue(ctx);/*  w  w w  .  j  a v  a  2  s  .  c om*/
        }

        buf.setLength(0);
        buf.append("WELCOME TO THE WILD WILD WEB SERVER\r\n");
        buf.append("===================================\r\n");

        buf.append("VERSION: ").append(request.protocolVersion()).append("\r\n");
        buf.append("HOSTNAME: ").append(request.headers().get(HttpHeaderNames.HOST, "unknown")).append("\r\n");
        buf.append("REQUEST_URI: ").append(request.uri()).append("\r\n\r\n");

        HttpHeaders headers = request.headers();
        if (!headers.isEmpty()) {
            for (Map.Entry<String, String> h : headers) {
                CharSequence key = h.getKey();
                CharSequence value = h.getValue();
                buf.append("HEADER: ").append(key).append(" = ").append(value).append("\r\n");
            }
            buf.append("\r\n");
        }

        QueryStringDecoder queryStringDecoder = new QueryStringDecoder(request.uri());
        Map<String, List<String>> params = queryStringDecoder.parameters();
        if (!params.isEmpty()) {
            for (Entry<String, List<String>> p : params.entrySet()) {
                String key = p.getKey();
                List<String> vals = p.getValue();
                for (String val : vals) {
                    buf.append("PARAM: ").append(key).append(" = ").append(val).append("\r\n");
                }
            }
            buf.append("\r\n");
        }

        appendDecoderResult(buf, request);
    }

    if (msg instanceof HttpContent) {
        HttpContent httpContent = (HttpContent) msg;

        ByteBuf content = httpContent.content();
        if (content.isReadable()) {
            buf.append("CONTENT: ");
            buf.append(content.toString(CharsetUtil.UTF_8));
            buf.append("\r\n");
            appendDecoderResult(buf, request);
        }

        if (msg instanceof LastHttpContent) {
            buf.append("END OF CONTENT\r\n");

            LastHttpContent trailer = (LastHttpContent) msg;
            if (!trailer.trailingHeaders().isEmpty()) {
                buf.append("\r\n");
                for (CharSequence name : trailer.trailingHeaders().names()) {
                    for (CharSequence value : trailer.trailingHeaders().getAll(name)) {
                        buf.append("TRAILING HEADER: ");
                        buf.append(name).append(" = ").append(value).append("\r\n");
                    }
                }
                buf.append("\r\n");
            }

            if (!writeResponse(trailer, ctx)) {
                // If keep-alive is off, close the connection once the content is fully written.
                ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
            }
        }
    }
}

---

From source file:com.dwarf.netty.guide.http.snoop.HttpSnoopServerHandler.java

License:Apache License

@Override
protected void messageReceived(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest request = this.request = (HttpRequest) msg;

        if (HttpHeaderUtil.is100ContinueExpected(request)) {
            send100Continue(ctx);//ww w  .ja va  2  s.c  o m
        }

        buf.setLength(0);
        buf.append("WELCOME TO THE WILD WILD WEB SERVER\r\n");
        buf.append("===================================\r\n");

        buf.append("VERSION: ").append(request.protocolVersion()).append("\r\n");
        buf.append("HOSTNAME: ").append(request.headers().get(HOST, "unknown")).append("\r\n");
        buf.append("REQUEST_URI: ").append(request.uri()).append("\r\n\r\n");

        HttpHeaders headers = request.headers();
        if (!headers.isEmpty()) {
            for (Map.Entry<CharSequence, CharSequence> h : headers) {
                CharSequence key = h.getKey();
                CharSequence value = h.getValue();
                buf.append("HEADER: ").append(key).append(" = ").append(value).append("\r\n");
            }
            buf.append("\r\n");
        }

        QueryStringDecoder queryStringDecoder = new QueryStringDecoder(request.uri());
        Map<String, List<String>> params = queryStringDecoder.parameters();
        if (!params.isEmpty()) {
            for (Entry<String, List<String>> p : params.entrySet()) {
                String key = p.getKey();
                List<String> vals = p.getValue();
                for (String val : vals) {
                    buf.append("PARAM: ").append(key).append(" = ").append(val).append("\r\n");
                }
            }
            buf.append("\r\n");
        }

        appendDecoderResult(buf, request);
    }

    if (msg instanceof HttpContent) {
        HttpContent httpContent = (HttpContent) msg;

        ByteBuf content = httpContent.content();
        if (content.isReadable()) {
            buf.append("CONTENT: ");
            buf.append(content.toString(CharsetUtil.UTF_8));
            buf.append("\r\n");
            appendDecoderResult(buf, request);
        }

        if (msg instanceof LastHttpContent) {
            buf.append("END OF CONTENT\r\n");

            LastHttpContent trailer = (LastHttpContent) msg;
            if (!trailer.trailingHeaders().isEmpty()) {
                buf.append("\r\n");
                for (CharSequence name : trailer.trailingHeaders().names()) {
                    for (CharSequence value : trailer.trailingHeaders().getAll(name)) {
                        buf.append("TRAILING HEADER: ");
                        buf.append(name).append(" = ").append(value).append("\r\n");
                    }
                }
                buf.append("\r\n");
            }

            if (!writeResponse(trailer, ctx)) {
                // If keep-alive is off, close the connection once the content is fully written.
                ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
            }
        }
    }
}

---

From source file:com.flysoloing.learning.network.netty.http.snoop.HttpSnoopServerHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest request = this.request = (HttpRequest) msg;

        if (HttpUtil.is100ContinueExpected(request)) {
            send100Continue(ctx);//from   w w  w.jav a2s .c o  m
        }

        buf.setLength(0);
        buf.append("WELCOME TO THE WILD WILD WEB SERVER\r\n");
        buf.append("===================================\r\n");

        buf.append("VERSION: ").append(request.protocolVersion()).append("\r\n");
        buf.append("HOSTNAME: ").append(request.headers().get(HttpHeaderNames.HOST, "unknown")).append("\r\n");
        buf.append("REQUEST_URI: ").append(request.uri()).append("\r\n\r\n");

        HttpHeaders headers = request.headers();
        if (!headers.isEmpty()) {
            for (Entry<String, String> h : headers) {
                CharSequence key = h.getKey();
                CharSequence value = h.getValue();
                buf.append("HEADER: ").append(key).append(" = ").append(value).append("\r\n");
            }
            buf.append("\r\n");
        }

        QueryStringDecoder queryStringDecoder = new QueryStringDecoder(request.uri());
        Map<String, List<String>> params = queryStringDecoder.parameters();
        if (!params.isEmpty()) {
            for (Entry<String, List<String>> p : params.entrySet()) {
                String key = p.getKey();
                List<String> vals = p.getValue();
                for (String val : vals) {
                    buf.append("PARAM: ").append(key).append(" = ").append(val).append("\r\n");
                }
            }
            buf.append("\r\n");
        }

        appendDecoderResult(buf, request);
    }

    if (msg instanceof HttpContent) {
        HttpContent httpContent = (HttpContent) msg;

        ByteBuf content = httpContent.content();
        if (content.isReadable()) {
            buf.append("CONTENT: ");
            buf.append(content.toString(CharsetUtil.UTF_8));
            buf.append("\r\n");
            appendDecoderResult(buf, request);
        }

        if (msg instanceof LastHttpContent) {
            buf.append("END OF CONTENT\r\n");

            LastHttpContent trailer = (LastHttpContent) msg;
            if (!trailer.trailingHeaders().isEmpty()) {
                buf.append("\r\n");
                for (CharSequence name : trailer.trailingHeaders().names()) {
                    for (CharSequence value : trailer.trailingHeaders().getAll(name)) {
                        buf.append("TRAILING HEADER: ");
                        buf.append(name).append(" = ").append(value).append("\r\n");
                    }
                }
                buf.append("\r\n");
            }

            if (!writeResponse(trailer, ctx)) {
                // If keep-alive is off, close the connection once the content is fully written.
                ctx.writeAndFlush(Unpooled.EMPTY_BUFFER).addListener(ChannelFutureListener.CLOSE);
            }
        }
    }
}

---

From source file:com.linecorp.armeria.client.http.Http1ResponseDecoder.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    if (!(msg instanceof HttpObject)) {
        ctx.fireChannelRead(msg);//from   w  w w. j  av  a  2 s .c  o  m
        return;
    }

    try {
        switch (state) {
        case NEED_HEADERS:
            if (msg instanceof HttpResponse) {
                final HttpResponse nettyRes = (HttpResponse) msg;
                final DecoderResult decoderResult = nettyRes.decoderResult();
                if (!decoderResult.isSuccess()) {
                    fail(ctx, new ProtocolViolationException(decoderResult.cause()));
                    return;
                }

                if (!HttpUtil.isKeepAlive(nettyRes)) {
                    disconnectWhenFinished();
                }

                final HttpResponseWrapper res = getResponse(resId);
                assert res != null;
                this.res = res;

                if (nettyRes.status().codeClass() == HttpStatusClass.INFORMATIONAL) {
                    state = State.NEED_INFORMATIONAL_DATA;
                } else {
                    state = State.NEED_DATA_OR_TRAILING_HEADERS;
                    res.scheduleTimeout(ctx);
                }

                res.write(ArmeriaHttpUtil.toArmeria(nettyRes));
            } else {
                failWithUnexpectedMessageType(ctx, msg);
            }
            break;
        case NEED_INFORMATIONAL_DATA:
            if (msg instanceof LastHttpContent) {
                state = State.NEED_HEADERS;
            } else {
                failWithUnexpectedMessageType(ctx, msg);
            }
            break;
        case NEED_DATA_OR_TRAILING_HEADERS:
            if (msg instanceof HttpContent) {
                final HttpContent content = (HttpContent) msg;
                final DecoderResult decoderResult = content.decoderResult();
                if (!decoderResult.isSuccess()) {
                    fail(ctx, new ProtocolViolationException(decoderResult.cause()));
                    return;
                }

                final ByteBuf data = content.content();
                final int dataLength = data.readableBytes();
                if (dataLength > 0) {
                    final long maxContentLength = res.maxContentLength();
                    if (maxContentLength > 0 && res.writtenBytes() > maxContentLength - dataLength) {
                        fail(ctx, ContentTooLargeException.get());
                        return;
                    } else {
                        res.write(HttpData.of(data));
                    }
                }

                if (msg instanceof LastHttpContent) {
                    final HttpResponseWriter res = removeResponse(resId++);
                    assert this.res == res;
                    this.res = null;

                    state = State.NEED_HEADERS;

                    final HttpHeaders trailingHeaders = ((LastHttpContent) msg).trailingHeaders();
                    if (!trailingHeaders.isEmpty()) {
                        res.write(ArmeriaHttpUtil.toArmeria(trailingHeaders));
                    }

                    res.close();

                    if (needsToDisconnect()) {
                        ctx.close();
                    }
                }
            } else {
                failWithUnexpectedMessageType(ctx, msg);
            }
            break;
        case DISCARD:
            break;
        }
    } finally {
        ReferenceCountUtil.release(msg);
    }
}

---

From source file:com.linecorp.armeria.client.Http1ResponseDecoder.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    if (!(msg instanceof HttpObject)) {
        ctx.fireChannelRead(msg);/*from   w  w w .  j av a2s . c  om*/
        return;
    }

    try {
        switch (state) {
        case NEED_HEADERS:
            if (msg instanceof HttpResponse) {
                final HttpResponse nettyRes = (HttpResponse) msg;
                final DecoderResult decoderResult = nettyRes.decoderResult();
                if (!decoderResult.isSuccess()) {
                    fail(ctx, new ProtocolViolationException(decoderResult.cause()));
                    return;
                }

                if (!HttpUtil.isKeepAlive(nettyRes)) {
                    disconnectWhenFinished();
                }

                final HttpResponseWrapper res = getResponse(resId);
                assert res != null;
                this.res = res;

                if (nettyRes.status().codeClass() == HttpStatusClass.INFORMATIONAL) {
                    state = State.NEED_INFORMATIONAL_DATA;
                } else {
                    state = State.NEED_DATA_OR_TRAILING_HEADERS;
                }

                res.scheduleTimeout(ctx);
                res.write(ArmeriaHttpUtil.toArmeria(nettyRes));
            } else {
                failWithUnexpectedMessageType(ctx, msg);
            }
            break;
        case NEED_INFORMATIONAL_DATA:
            if (msg instanceof LastHttpContent) {
                state = State.NEED_HEADERS;
            } else {
                failWithUnexpectedMessageType(ctx, msg);
            }
            break;
        case NEED_DATA_OR_TRAILING_HEADERS:
            if (msg instanceof HttpContent) {
                final HttpContent content = (HttpContent) msg;
                final DecoderResult decoderResult = content.decoderResult();
                if (!decoderResult.isSuccess()) {
                    fail(ctx, new ProtocolViolationException(decoderResult.cause()));
                    return;
                }

                final ByteBuf data = content.content();
                final int dataLength = data.readableBytes();
                if (dataLength > 0) {
                    assert res != null;
                    final long maxContentLength = res.maxContentLength();
                    if (maxContentLength > 0 && res.writtenBytes() > maxContentLength - dataLength) {
                        fail(ctx, ContentTooLargeException.get());
                        return;
                    } else {
                        res.write(HttpData.of(data));
                    }
                }

                if (msg instanceof LastHttpContent) {
                    final HttpResponseWrapper res = removeResponse(resId++);
                    assert res != null;
                    assert this.res == res;
                    this.res = null;

                    state = State.NEED_HEADERS;

                    final HttpHeaders trailingHeaders = ((LastHttpContent) msg).trailingHeaders();
                    if (!trailingHeaders.isEmpty()) {
                        res.write(ArmeriaHttpUtil.toArmeria(trailingHeaders));
                    }

                    res.close();

                    if (needsToDisconnect()) {
                        ctx.close();
                    }
                }
            } else {
                failWithUnexpectedMessageType(ctx, msg);
            }
            break;
        case DISCARD:
            break;
        }
    } finally {
        ReferenceCountUtil.release(msg);
    }
}

---

From source file:com.linecorp.armeria.server.http.Http1RequestDecoder.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    if (!(msg instanceof HttpObject)) {
        ctx.fireChannelRead(msg);//from   w ww.  ja  v a  2s  .c  o  m
        return;
    }

    // this.req can be set to null by fail(), so we keep it in a local variable.
    DecodedHttpRequest req = this.req;
    try {
        if (discarding) {
            return;
        }

        if (req == null) {
            if (msg instanceof HttpRequest) {
                final HttpRequest nettyReq = (HttpRequest) msg;
                if (!nettyReq.decoderResult().isSuccess()) {
                    fail(ctx, HttpResponseStatus.BAD_REQUEST);
                    return;
                }

                final HttpHeaders nettyHeaders = nettyReq.headers();
                final int id = ++receivedRequests;

                // Validate the 'content-length' header.
                final String contentLengthStr = nettyHeaders.get(HttpHeaderNames.CONTENT_LENGTH);
                if (contentLengthStr != null) {
                    final long contentLength;
                    try {
                        contentLength = Long.parseLong(contentLengthStr);
                    } catch (NumberFormatException ignored) {
                        fail(ctx, HttpResponseStatus.BAD_REQUEST);
                        return;
                    }
                    if (contentLength < 0) {
                        fail(ctx, HttpResponseStatus.BAD_REQUEST);
                        return;
                    }
                }

                nettyHeaders.set(ExtensionHeaderNames.SCHEME.text(), scheme);

                this.req = req = new DecodedHttpRequest(ctx.channel().eventLoop(), id, 1,
                        ArmeriaHttpUtil.toArmeria(nettyReq), HttpUtil.isKeepAlive(nettyReq),
                        inboundTrafficController);

                ctx.fireChannelRead(req);
            } else {
                fail(ctx, HttpResponseStatus.BAD_REQUEST);
                return;
            }
        }

        if (req != null && msg instanceof HttpContent) {
            final HttpContent content = (HttpContent) msg;
            final DecoderResult decoderResult = content.decoderResult();
            if (!decoderResult.isSuccess()) {
                fail(ctx, HttpResponseStatus.BAD_REQUEST);
                req.close(new ProtocolViolationException(decoderResult.cause()));
                return;
            }

            final ByteBuf data = content.content();
            final int dataLength = data.readableBytes();
            if (dataLength != 0) {
                final long maxContentLength = req.maxRequestLength();
                if (maxContentLength > 0 && req.writtenBytes() > maxContentLength - dataLength) {
                    fail(ctx, HttpResponseStatus.REQUEST_ENTITY_TOO_LARGE);
                    req.close(ContentTooLargeException.get());
                    return;
                }

                req.write(HttpData.of(data));
            }

            if (msg instanceof LastHttpContent) {
                final HttpHeaders trailingHeaders = ((LastHttpContent) msg).trailingHeaders();
                if (!trailingHeaders.isEmpty()) {
                    req.write(ArmeriaHttpUtil.toArmeria(trailingHeaders));
                }

                req.close();
                this.req = req = null;
            }
        }
    } catch (Throwable t) {
        fail(ctx, HttpResponseStatus.INTERNAL_SERVER_ERROR);
        if (req != null) {
            req.close(t);
        } else {
            logger.warn("Unexpected exception:", t);
        }
    } finally {
        ReferenceCountUtil.release(msg);
    }
}

---

From source file:com.linecorp.armeria.server.http.tomcat.TomcatServiceInvocationHandler.java

License:Apache License

private static void convertHeaders(HttpHeaders headers, MimeHeaders cHeaders) {
    if (headers.isEmpty()) {
        return;//from   w  ww  .j  a va2 s.c  om
    }

    for (Iterator<Entry<CharSequence, CharSequence>> i = headers.iteratorCharSequence(); i.hasNext();) {
        final Entry<CharSequence, CharSequence> e = i.next();
        final CharSequence k = e.getKey();
        final CharSequence v = e.getValue();

        final MessageBytes cValue;
        if (k instanceof AsciiString) {
            final AsciiString ak = (AsciiString) k;
            cValue = cHeaders.addValue(ak.array(), ak.arrayOffset(), ak.length());
        } else {
            cValue = cHeaders.addValue(k.toString());
        }

        if (v instanceof AsciiString) {
            final AsciiString av = (AsciiString) v;
            cValue.setBytes(av.array(), av.arrayOffset(), av.length());
        } else {
            final byte[] valueBytes = v.toString().getBytes(StandardCharsets.US_ASCII);
            cValue.setBytes(valueBytes, 0, valueBytes.length);
        }
    }
}

---

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