Examples with DefaultFullHttpResponse org.apache.flink.shaded.netty4.io.netty.handler.codec.http.DefaultFullHttpResponse used on opensource projects

Example 11 with DefaultFullHttpResponse

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.http.DefaultFullHttpResponse in project hadoop by apache.

the class WebHdfsHandler method onGetFileChecksum.

private void onGetFileChecksum(ChannelHandlerContext ctx) throws IOException {
    MD5MD5CRC32FileChecksum checksum = null;
    final String nnId = params.namenodeId();
    DFSClient dfsclient = newDfsClient(nnId, conf);
    try {
        checksum = dfsclient.getFileChecksum(path, Long.MAX_VALUE);
        dfsclient.close();
        dfsclient = null;
    } finally {
        IOUtils.cleanup(LOG, dfsclient);
    }
    final byte[] js = JsonUtil.toJsonString(checksum).getBytes(StandardCharsets.UTF_8);
    resp = new DefaultFullHttpResponse(HTTP_1_1, OK, Unpooled.wrappedBuffer(js));
    resp.headers().set(CONTENT_TYPE, APPLICATION_JSON_UTF8);
    resp.headers().set(CONTENT_LENGTH, js.length);
    resp.headers().set(CONNECTION, CLOSE);
    ctx.writeAndFlush(resp).addListener(ChannelFutureListener.CLOSE);
}

Example 12 with DefaultFullHttpResponse

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.http.DefaultFullHttpResponse in project async-http-client by AsyncHttpClient.

the class HttpStaticFileServerHandler method sendNotModified.

/**
     * When file timestamp is the same as what the browser is sending up, send a "304 Not Modified"
     *
     * @param ctx
     *            Context
     */
private static void sendNotModified(ChannelHandlerContext ctx) {
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, NOT_MODIFIED);
    setDateHeader(response);
    // Close the connection as soon as the error message is sent.
    ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
}

Example 13 with DefaultFullHttpResponse

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.http.DefaultFullHttpResponse in project async-http-client by AsyncHttpClient.

the class HttpStaticFileServerHandler method sendError.

private static void sendError(ChannelHandlerContext ctx, HttpResponseStatus status) {
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1, status, Unpooled.copiedBuffer("Failure: " + status + "\r\n", CharsetUtil.UTF_8));
    response.headers().set(CONTENT_TYPE, "text/plain; charset=UTF-8");
    // Close the connection as soon as the error message is sent.
    ctx.writeAndFlush(response).addListener(ChannelFutureListener.CLOSE);
}

Example 14 with DefaultFullHttpResponse

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.http.DefaultFullHttpResponse in project jersey by jersey.

the class NettyResponseWriter method writeResponseStatusAndHeaders.

@Override
public synchronized OutputStream writeResponseStatusAndHeaders(long contentLength, ContainerResponse responseContext) throws ContainerException {
    if (responseWritten) {
        LOGGER.log(Level.FINE, "Response already written.");
        return null;
    }
    responseWritten = true;
    String reasonPhrase = responseContext.getStatusInfo().getReasonPhrase();
    int statusCode = responseContext.getStatus();
    HttpResponseStatus status = reasonPhrase == null ? HttpResponseStatus.valueOf(statusCode) : new HttpResponseStatus(statusCode, reasonPhrase);
    DefaultHttpResponse response;
    if (contentLength == 0) {
        response = new DefaultFullHttpResponse(req.protocolVersion(), status);
    } else {
        response = new DefaultHttpResponse(req.protocolVersion(), status);
    }
    for (final Map.Entry<String, List<String>> e : responseContext.getStringHeaders().entrySet()) {
        response.headers().add(e.getKey(), e.getValue());
    }
    if (contentLength == -1) {
        HttpUtil.setTransferEncodingChunked(response, true);
    } else {
        response.headers().set(HttpHeaderNames.CONTENT_LENGTH, contentLength);
    }
    if (HttpUtil.isKeepAlive(req)) {
        response.headers().set(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE);
    }
    ctx.writeAndFlush(response);
    if (req.method() != HttpMethod.HEAD && (contentLength > 0 || contentLength == -1)) {
        JerseyChunkedInput jerseyChunkedInput = new JerseyChunkedInput(ctx.channel());
        if (HttpUtil.isTransferEncodingChunked(response)) {
            ctx.write(new HttpChunkedInput(jerseyChunkedInput)).addListener(FLUSH_FUTURE);
        } else {
            ctx.write(new HttpChunkedInput(jerseyChunkedInput)).addListener(FLUSH_FUTURE);
        }
        return jerseyChunkedInput;
    } else {
        ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);
        return null;
    }
}

Example 15 with DefaultFullHttpResponse

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.http.DefaultFullHttpResponse in project jersey by jersey.

the class JerseyServerHandler method channelRead.

@Override
public void channelRead(final ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        final HttpRequest req = (HttpRequest) msg;
        if (HttpUtil.is100ContinueExpected(req)) {
            ctx.write(new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.CONTINUE));
        }
        // clearing the content - possible leftover from previous request processing.
        isList.clear();
        final ContainerRequest requestContext = createContainerRequest(ctx, req);
        requestContext.setWriter(new NettyResponseWriter(ctx, req, container));
        // must be like this, since there is a blocking read from Jersey
        container.getExecutorService().execute(new Runnable() {

            @Override
            public void run() {
                container.getApplicationHandler().handle(requestContext);
            }
        });
    }
    if (msg instanceof HttpContent) {
        HttpContent httpContent = (HttpContent) msg;
        ByteBuf content = httpContent.content();
        if (content.isReadable()) {
            isList.add(new ByteBufInputStream(content));
        }
        if (msg instanceof LastHttpContent) {
            isList.add(NettyInputStream.END_OF_INPUT);
        }
    }
}