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

Example 66 with DefaultHttpResponse

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

the class HandlerUtils method transferFile.

public static void transferFile(ChannelHandlerContext ctx, File file, HttpRequest httpRequest) throws FlinkException {
    final RandomAccessFile randomAccessFile;
    try {
        randomAccessFile = new RandomAccessFile(file, "r");
    } catch (FileNotFoundException e) {
        throw new FlinkException("Can not find file " + file + ".", e);
    }
    try {
        final long fileLength = randomAccessFile.length();
        final FileChannel fileChannel = randomAccessFile.getChannel();
        try {
            HttpResponse response = new DefaultHttpResponse(HTTP_1_1, OK);
            response.headers().set(CONTENT_TYPE, "text/plain");
            if (HttpHeaders.isKeepAlive(httpRequest)) {
                response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
            }
            HttpHeaders.setContentLength(response, fileLength);
            // write the initial line and the header.
            ctx.write(response);
            // write the content.
            final ChannelFuture lastContentFuture;
            final GenericFutureListener<Future<? super Void>> completionListener = future -> {
                fileChannel.close();
                randomAccessFile.close();
            };
            if (ctx.pipeline().get(SslHandler.class) == null) {
                ctx.write(new DefaultFileRegion(fileChannel, 0, fileLength), ctx.newProgressivePromise()).addListener(completionListener);
                lastContentFuture = ctx.writeAndFlush(LastHttpContent.EMPTY_LAST_CONTENT);
            } else {
                lastContentFuture = ctx.writeAndFlush(new HttpChunkedInput(new ChunkedFile(randomAccessFile, 0, fileLength, 8192)), ctx.newProgressivePromise()).addListener(completionListener);
            // HttpChunkedInput will write the end marker (LastHttpContent) for us.
            }
            // close the connection, if no keep-alive is needed
            if (!HttpHeaders.isKeepAlive(httpRequest)) {
                lastContentFuture.addListener(ChannelFutureListener.CLOSE);
            }
        } catch (IOException ex) {
            fileChannel.close();
            throw ex;
        }
    } catch (IOException ioe) {
        try {
            randomAccessFile.close();
        } catch (IOException e) {
            throw new FlinkException("Close file or channel error.", e);
        }
        throw new FlinkException("Could not transfer file " + file + " to the client.", ioe);
    }
}

Example 67 with DefaultHttpResponse

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

the class HttpBlobHandler method fullContentResponse.

private void fullContentResponse(HttpRequest request, String index, final String digest) throws IOException {
    BlobShard blobShard = localBlobShard(index, digest);
    HttpResponse response = new DefaultHttpResponse(HTTP_1_1, HttpResponseStatus.OK);
    Netty4CorsHandler.setCorsResponseHeaders(request, response, corsConfig);
    final RandomAccessFile raf = blobShard.blobContainer().getRandomAccessFile(digest);
    try {
        HttpUtil.setContentLength(response, raf.length());
        setDefaultGetHeaders(response);
        LOGGER.trace("HttpResponse: {}", response);
        Channel channel = ctx.channel();
        channel.write(response);
        ChannelFuture writeFuture = transferFile(digest, raf, 0, raf.length());
        if (!HttpUtil.isKeepAlive(request)) {
            writeFuture.addListener(ChannelFutureListener.CLOSE);
        }
    } catch (Throwable t) {
        /*
             * Make sure RandomAccessFile is closed when exception is raised.
             * In case of success, the ChannelFutureListener in "transferFile" will take care
             * that the resources are released.
             */
        raf.close();
        throw t;
    }
}

Example 68 with DefaultHttpResponse

use of org.apache.flink.shaded.netty4.io.netty.handler.codec.http.DefaultHttpResponse in project reactor-netty by reactor.

the class HttpOperationsTest method httpAndJsonDecoders.

@Test
void httpAndJsonDecoders() {
    EmbeddedChannel channel = new EmbeddedChannel();
    Connection testContext = () -> channel;
    ChannelHandler handler = new JsonObjectDecoder(true);
    testContext.addHandlerLast("foo", handler);
    HttpOperations.autoAddHttpExtractor(testContext, "foo", handler);
    String json1 = "[{\"some\": 1} , {\"valu";
    String json2 = "e\": true, \"test\": 1}]";
    Object[] content = new Object[3];
    content[0] = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
    content[1] = new DefaultHttpContent(Unpooled.copiedBuffer(json1, CharsetUtil.UTF_8));
    content[2] = new DefaultLastHttpContent(Unpooled.copiedBuffer(json2, CharsetUtil.UTF_8));
    channel.writeInbound(content);
    Object t = channel.readInbound();
    assertThat(t).isInstanceOf(HttpResponse.class);
    assertThat(t).isNotInstanceOf(HttpContent.class);
    t = channel.readInbound();
    assertThat(t).isInstanceOf(ByteBuf.class);
    ByteBuf b = (ByteBuf) t;
    assertThat(b.readCharSequence(b.readableBytes(), CharsetUtil.UTF_8)).isEqualTo("{\"some\": 1}");
    b.release();
    t = channel.readInbound();
    assertThat(t).isInstanceOf(ByteBuf.class);
    b = (ByteBuf) t;
    assertThat(b.readCharSequence(b.readableBytes(), CharsetUtil.UTF_8)).isEqualTo("{\"value\": true, \"test\": 1}");
    b.release();
    t = channel.readInbound();
    assertThat(t).isEqualTo(LastHttpContent.EMPTY_LAST_CONTENT);
    ((LastHttpContent) t).release();
    t = channel.readInbound();
    assertThat(t).isNull();
}