Examples with HttpResponse io.netty.handler.codec.http.HttpResponse used on opensource projects

Example 56 with HttpResponse

use of io.netty.handler.codec.http.HttpResponse in project riposte by Nike-Inc.

the class ProcessFinalResponseOutputHandlerTest method write_does_not_do_anything_with_state_if_msg_is_HttpResponse_but_state_is_null.

@Test
public void write_does_not_do_anything_with_state_if_msg_is_HttpResponse_but_state_is_null() throws Exception {
    // given
    HttpResponse msgMock = mock(HttpResponse.class);
    doReturn(null).when(stateAttrMock).get();
    // when
    handler.write(ctxMock, msgMock, promiseMock);
    // then
    verifyNoMoreInteractions(stateMock);
}

Example 57 with HttpResponse

use of io.netty.handler.codec.http.HttpResponse in project tesla by linking12.

the class HttpFiltersRunner method createResponse.

private HttpResponse createResponse(HttpResponseStatus httpResponseStatus, HttpRequest originalRequest) {
    HttpHeaders httpHeaders = new DefaultHttpHeaders();
    httpHeaders.add("Transfer-Encoding", "chunked");
    HttpResponse httpResponse = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, httpResponseStatus);
    httpResponse.headers().add(httpHeaders);
    return httpResponse;
}

Example 58 with HttpResponse

use of io.netty.handler.codec.http.HttpResponse in project tesla by linking12.

the class ProxyUtils method copyMutableResponseFields.

public static HttpResponse copyMutableResponseFields(final HttpResponse original) {
    HttpResponse copy = null;
    if (original instanceof DefaultFullHttpResponse) {
        ByteBuf content = ((DefaultFullHttpResponse) original).content();
        copy = new DefaultFullHttpResponse(original.protocolVersion(), original.status(), content);
    } else {
        copy = new DefaultHttpResponse(original.protocolVersion(), original.status());
    }
    final Collection<String> headerNames = original.headers().names();
    for (final String name : headerNames) {
        final List<String> values = original.headers().getAll(name);
        copy.headers().set(name, values);
    }
    return copy;
}

Example 59 with HttpResponse

use of io.netty.handler.codec.http.HttpResponse in project cxf by apache.

the class NettyHttpClientHandler method channelRead.

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    if (msg instanceof HttpResponse) {
        // just make sure we can combine the request and response together
        HttpResponse response = (HttpResponse) msg;
        NettyHttpClientRequest request = sendedQueue.poll();
        request.setResponse(response);
        // calling the callback here
        request.getCxfResponseCallback().responseReceived(response);
    } else {
        super.channelRead(ctx, msg);
    }
}

Example 60 with HttpResponse

use of io.netty.handler.codec.http.HttpResponse in project camel by apache.

the class DefaultNettyHttpBinding method toNettyResponse.

@Override
public HttpResponse toNettyResponse(Message message, NettyHttpConfiguration configuration) throws Exception {
    LOG.trace("toNettyResponse: {}", message);
    // the message body may already be a Netty HTTP response
    if (message.getBody() instanceof HttpResponse) {
        return (HttpResponse) message.getBody();
    }
    Object body = message.getBody();
    Exception cause = message.getExchange().getException();
    // support bodies as native Netty
    ByteBuf buffer;
    // the response code is 200 for OK and 500 for failed
    boolean failed = message.getExchange().isFailed();
    int defaultCode = failed ? 500 : 200;
    int code = message.getHeader(Exchange.HTTP_RESPONSE_CODE, defaultCode, int.class);
    LOG.trace("HTTP Status Code: {}", code);
    // if there was an exception then use that as body
    if (cause != null) {
        if (configuration.isTransferException()) {
            // we failed due an exception, and transfer it as java serialized object
            ByteArrayOutputStream bos = new ByteArrayOutputStream();
            ObjectOutputStream oos = new ObjectOutputStream(bos);
            oos.writeObject(cause);
            oos.flush();
            IOHelper.close(oos, bos);
            // the body should be the serialized java object of the exception
            body = NettyConverter.toByteBuffer(bos.toByteArray());
            // force content type to be serialized java object
            message.setHeader(Exchange.CONTENT_TYPE, NettyHttpConstants.CONTENT_TYPE_JAVA_SERIALIZED_OBJECT);
        } else {
            // we failed due an exception so print it as plain text
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);
            cause.printStackTrace(pw);
            // the body should then be the stacktrace
            body = NettyConverter.toByteBuffer(sw.toString().getBytes());
            // force content type to be text/plain as that is what the stacktrace is
            message.setHeader(Exchange.CONTENT_TYPE, "text/plain");
        }
        // and mark the exception as failure handled, as we handled it by returning it as the response
        ExchangeHelper.setFailureHandled(message.getExchange());
    }
    if (body instanceof ByteBuf) {
        buffer = (ByteBuf) body;
    } else {
        // try to convert to buffer first
        buffer = message.getBody(ByteBuf.class);
        if (buffer == null) {
            // fallback to byte array as last resort
            byte[] data = message.getBody(byte[].class);
            if (data != null) {
                buffer = NettyConverter.toByteBuffer(data);
            } else {
                // and if byte array fails then try String
                String str;
                if (body != null) {
                    str = message.getMandatoryBody(String.class);
                } else {
                    str = "";
                }
                buffer = NettyConverter.toByteBuffer(str.getBytes());
            }
        }
    }
    HttpResponse response = null;
    if (buffer != null) {
        response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.valueOf(code), buffer);
        // We just need to reset the readerIndex this time
        if (buffer.readerIndex() == buffer.writerIndex()) {
            buffer.setIndex(0, buffer.writerIndex());
        }
        // TODO How to enable the chunk transport 
        int len = buffer.readableBytes();
        // set content-length
        response.headers().set(HttpHeaderNames.CONTENT_LENGTH.toString(), len);
        LOG.trace("Content-Length: {}", len);
    } else {
        response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.valueOf(code));
    }
    TypeConverter tc = message.getExchange().getContext().getTypeConverter();
    // must use entrySet to ensure case of keys is preserved
    for (Map.Entry<String, Object> entry : message.getHeaders().entrySet()) {
        String key = entry.getKey();
        Object value = entry.getValue();
        // use an iterator as there can be multiple values. (must not use a delimiter)
        final Iterator<?> it = ObjectHelper.createIterator(value, null);
        while (it.hasNext()) {
            String headerValue = tc.convertTo(String.class, it.next());
            if (headerValue != null && headerFilterStrategy != null && !headerFilterStrategy.applyFilterToCamelHeaders(key, headerValue, message.getExchange())) {
                LOG.trace("HTTP-Header: {}={}", key, headerValue);
                response.headers().add(key, headerValue);
            }
        }
    }
    // set the content type in the response.
    String contentType = MessageHelper.getContentType(message);
    if (contentType != null) {
        // set content-type
        response.headers().set(HttpHeaderNames.CONTENT_TYPE.toString(), contentType);
        LOG.trace("Content-Type: {}", contentType);
    }
    // configure connection to accordingly to keep alive configuration
    // favor using the header from the message
    String connection = message.getHeader(HttpHeaderNames.CONNECTION.toString(), String.class);
    // Read the connection header from the exchange property
    if (connection == null) {
        connection = message.getExchange().getProperty(HttpHeaderNames.CONNECTION.toString(), String.class);
    }
    if (connection == null) {
        // fallback and use the keep alive from the configuration
        if (configuration.isKeepAlive()) {
            connection = HttpHeaderValues.KEEP_ALIVE.toString();
        } else {
            connection = HttpHeaderValues.CLOSE.toString();
        }
    }
    response.headers().set(HttpHeaderNames.CONNECTION.toString(), connection);
    // Just make sure we close the channel when the connection value is close
    if (connection.equalsIgnoreCase(HttpHeaderValues.CLOSE.toString())) {
        message.setHeader(NettyConstants.NETTY_CLOSE_CHANNEL_WHEN_COMPLETE, true);
    }
    LOG.trace("Connection: {}", connection);
    return response;
}