Example usage for io.netty.handler.codec.http HttpObject decoderResult

Introduction

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

Prototype

DecoderResult decoderResult();

Source Link

Document

Returns the result of decoding this object.

Usage

From source file:bzh.ygu.fun.chitchat.HttpChitChatServerHandler.java

License:Apache License

private boolean writeResponse(HttpObject currentObj, ChannelHandlerContext ctx) {
    // Decide whether to close the connection or not.
    boolean keepAlive = HttpHeaders.isKeepAlive(request);
    // Build the response object.
    FullHttpResponse response;/*w  ww  .  j  a v  a 2s.co m*/
    if (currentAction.equals("Add"))
        response = new DefaultFullHttpResponse(HTTP_1_1,
                currentObj.decoderResult().isSuccess() ? CREATED : BAD_REQUEST);
    else if (currentAction.equals("Latest")) {
        response = new DefaultFullHttpResponse(HTTP_1_1,
                currentObj.decoderResult().isSuccess() ? OK : BAD_REQUEST,
                Unpooled.copiedBuffer(buf.toString(), CharsetUtil.UTF_8));
        response.headers().set(CONTENT_TYPE, "application/json; charset=utf-8");
    } else
        response = new DefaultFullHttpResponse(HTTP_1_1,
                currentObj.decoderResult().isSuccess() ? OK : BAD_REQUEST,
                Unpooled.copiedBuffer(buf.toString(), CharsetUtil.UTF_8));

    // response.headers().set(CONTENT_TYPE, "text/plain; charset=UTF-8");

    if (keepAlive) {
        // Add 'Content-Length' header only for a keep-alive connection.
        response.headers().set(CONTENT_LENGTH, response.content().readableBytes());
        // Add keep alive header as per:
        // - http://www.w3.org/Protocols/HTTP/1.1/draft-ietf-http-v11-spec-01.html#Connection
        response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }

    // Write the response.
    ctx.write(response);

    return keepAlive;

}

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From source file:ch07.handlers.HttpSnoopServerHandler.java

License:Apache License

private static void appendDecoderResult(StringBuilder buf, HttpObject o) {
    DecoderResult result = o.decoderResult();
    if (result.isSuccess()) {
        return;/*  w  w w .  j  a  v a2 s  .co  m*/
    }

    buf.append(".. WITH DECODER FAILURE: ");
    buf.append(result.cause());
    buf.append("\r\n");
}

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From source file:ch07.handlers.HttpSnoopServerHandler.java

License:Apache License

private boolean writeResponse(HttpObject currentObj, ChannelHandlerContext ctx) {
    // Decide whether to close the connection or not.
    boolean keepAlive = HttpHeaders.isKeepAlive(request);
    // Build the response object.
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1,
            currentObj.decoderResult().isSuccess() ? OK : BAD_REQUEST,
            Unpooled.copiedBuffer(buf.toString(), CharsetUtil.UTF_8));

    response.headers().set(CONTENT_TYPE, "text/plain; charset=UTF-8");

    if (keepAlive) {
        // Add 'Content-Length' header only for a keep-alive connection.
        response.headers().set(CONTENT_LENGTH, response.content().readableBytes());
        // Add keep alive header as per:
        // - http://www.w3.org/Protocols/HTTP/1.1/draft-ietf-http-v11-spec-01.html#Connection
        response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }/*from  w ww  . jav a2s.co  m*/

    // Encode the cookie.
    String cookieString = request.headers().get(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(SET_COOKIE, ServerCookieEncoder.encode(cookie));
            }
        }
    } else {
        // Browser sent no cookie.  Add some.
        response.headers().add(SET_COOKIE, ServerCookieEncoder.encode("key1", "value1"));
        response.headers().add(SET_COOKIE, ServerCookieEncoder.encode("key2", "value2"));
    }

    // Write the response.
    ctx.write(response);

    return keepAlive;
}

---

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

License:Apache License

private boolean writeResponse(HttpObject currentObj, ChannelHandlerContext ctx) {
    // Decide whether to close the connection or not.
    boolean keepAlive = HttpUtil.isKeepAlive(request);
    // Build the response object.
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1,
            currentObj.decoderResult().isSuccess() ? OK : BAD_REQUEST,
            Unpooled.copiedBuffer(buf.toString(), CharsetUtil.UTF_8));

    response.headers().set(HttpHeaderNames.CONTENT_TYPE, "text/plain; charset=UTF-8");

    if (keepAlive) {
        // Add 'Content-Length' header only for a keep-alive connection.
        response.headers().setInt(HttpHeaderNames.CONTENT_LENGTH, response.content().readableBytes());
        // Add keep alive header as per:
        // - http://www.w3.org/Protocols/HTTP/1.1/draft-ietf-http-v11-spec-01.html#Connection
        response.headers().set(HttpHeaderNames.CONNECTION, HttpHeaderValues.KEEP_ALIVE);
    }/*from   w w  w.j  av a 2 s  .  c o m*/

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

    // Write the response.
    ctx.write(response);

    return keepAlive;
}

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

License:Apache License

private boolean writeResponse(HttpObject currentObj, ChannelHandlerContext ctx) {
    // Decide whether to close the connection or not.
    boolean keepAlive = HttpHeaderUtil.isKeepAlive(request);
    // Build the response object.
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1,
            currentObj.decoderResult().isSuccess() ? OK : BAD_REQUEST,
            Unpooled.copiedBuffer(buf.toString(), CharsetUtil.UTF_8));

    response.headers().set(CONTENT_TYPE, "text/plain; charset=UTF-8");

    if (keepAlive) {
        // Add 'Content-Length' header only for a keep-alive connection.
        response.headers().setInt(CONTENT_LENGTH, response.content().readableBytes());
        // Add keep alive header as per:
        // - http://www.w3.org/Protocols/HTTP/1.1/draft-ietf-http-v11-spec-01.html#Connection
        response.headers().set(CONNECTION, HttpHeaderValues.KEEP_ALIVE);
    }//from   w  ww . j  a va 2 s.  c o  m

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

    // Write the response.
    ctx.write(response);

    return keepAlive;
}

---

From source file:com.google.devtools.build.lib.remote.blobstore.http.HttpDownloadHandler.java

License:Open Source License

@Override
protected void channelRead0(ChannelHandlerContext ctx, HttpObject msg) throws Exception {
    if (!msg.decoderResult().isSuccess()) {
        failAndClose(new IOException("Failed to parse the HTTP response."), ctx);
        return;//from  www  .j  a  v  a2  s  . co m
    }
    if (!(msg instanceof HttpResponse) && !(msg instanceof HttpContent)) {
        failAndClose(
                new IllegalArgumentException("Unsupported message type: " + StringUtil.simpleClassName(msg)),
                ctx);
        return;
    }
    checkState(userPromise != null, "response before request");

    if (msg instanceof HttpResponse) {
        response = (HttpResponse) msg;
        if (!response.protocolVersion().equals(HttpVersion.HTTP_1_1)) {
            HttpException error = new HttpException(response,
                    "HTTP version 1.1 is required, was: " + response.protocolVersion(), null);
            failAndClose(error, ctx);
            return;
        }
        if (!HttpUtil.isContentLengthSet(response) && !HttpUtil.isTransferEncodingChunked(response)) {
            HttpException error = new HttpException(response,
                    "Missing 'Content-Length' or 'Transfer-Encoding: chunked' header", null);
            failAndClose(error, ctx);
            return;
        }
        downloadSucceeded = response.status().equals(HttpResponseStatus.OK);
        if (!downloadSucceeded) {
            out = new ByteArrayOutputStream();
        }
        keepAlive = HttpUtil.isKeepAlive((HttpResponse) msg);
    }

    if (msg instanceof HttpContent) {
        checkState(response != null, "content before headers");

        ByteBuf content = ((HttpContent) msg).content();
        content.readBytes(out, content.readableBytes());
        if (msg instanceof LastHttpContent) {
            if (downloadSucceeded) {
                succeedAndReset(ctx);
            } else {
                String errorMsg = response.status() + "\n";
                errorMsg += new String(((ByteArrayOutputStream) out).toByteArray(),
                        HttpUtil.getCharset(response));
                out.close();
                HttpException error = new HttpException(response, errorMsg, null);
                failAndReset(error, ctx);
            }
        }
    }
}

---

From source file:com.srotya.sidewinder.core.ingress.http.HTTPDataPointDecoder.java

License:Apache License

private boolean writeResponse(HttpObject httpObject, ChannelHandlerContext ctx) {
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1,
            httpObject.decoderResult().isSuccess() ? OK : BAD_REQUEST,
            Unpooled.copiedBuffer(responseString.toString().toString(), CharsetUtil.UTF_8));
    response.headers().set(CONTENT_TYPE, "text/plain; charset=UTF-8");

    response.headers().set(CONTENT_LENGTH, response.content().readableBytes());
    response.headers().set(CONNECTION, HttpHeaderValues.KEEP_ALIVE);

    responseString = new StringBuilder();
    // Write the response.
    ctx.write(response);/*  w  w  w  .j  ava  2 s .  co  m*/
    return true;
}

---

From source file:io.aos.netty5.http.snoop.HttpSnoopServerHandler.java

License:Apache License

private boolean writeResponse(HttpObject currentObj, ChannelHandlerContext ctx) {
    // Decide whether to close the connection or not.
    boolean keepAlive = HttpHeaderUtil.isKeepAlive(request);
    // Build the response object.
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1,
            currentObj.decoderResult().isSuccess() ? OK : BAD_REQUEST,
            Unpooled.copiedBuffer(buf.toString(), CharsetUtil.UTF_8));

    response.headers().set(CONTENT_TYPE, "text/plain; charset=UTF-8");

    if (keepAlive) {
        // Add 'Content-Length' header only for a keep-alive connection.
        response.headers().set(CONTENT_LENGTH, response.content().readableBytes());
        // Add keep alive header as per:
        // - http://www.w3.org/Protocols/HTTP/1.1/draft-ietf-http-v11-spec-01.html#Connection
        response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }//w  ww.j  av a2 s  .com

    // Encode the cookie.
    String cookieString = request.headers().get(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(SET_COOKIE, ServerCookieEncoder.encode(cookie));
            }
        }
    } else {
        // Browser sent no cookie.  Add some.
        response.headers().add(SET_COOKIE, ServerCookieEncoder.encode("key1", "value1"));
        response.headers().add(SET_COOKIE, ServerCookieEncoder.encode("key2", "value2"));
    }

    // Write the response.
    ctx.write(response);

    return keepAlive;
}

---

From source file:io.vertx.core.http.impl.ClientHandler.java

License:Open Source License

@Override
protected void doMessageReceived(ClientConnection conn, ChannelHandlerContext ctx, Object msg) {
    if (conn == null) {
        return;//from  w  w w .  j av  a2s .c  o  m
    }
    if (msg instanceof HttpObject) {
        HttpObject obj = (HttpObject) msg;
        DecoderResult result = obj.decoderResult();
        if (result.isFailure()) {
            // Close the connection as Netty's HttpResponseDecoder will not try further processing
            // see https://github.com/netty/netty/issues/3362
            conn.handleException(result.cause());
            conn.close();
            return;
        }
        if (msg instanceof HttpResponse) {
            HttpResponse response = (HttpResponse) obj;
            conn.handleResponse(response);
            return;
        }
        if (msg instanceof HttpContent) {
            HttpContent chunk = (HttpContent) obj;
            if (chunk.content().isReadable()) {
                Buffer buff = Buffer.buffer(chunk.content().slice());
                conn.handleResponseChunk(buff);
            }
            if (chunk instanceof LastHttpContent) {
                conn.handleResponseEnd((LastHttpContent) chunk);
            }
            return;
        }
    } else if (msg instanceof WebSocketFrameInternal) {
        WebSocketFrameInternal frame = (WebSocketFrameInternal) msg;
        switch (frame.type()) {
        case BINARY:
        case CONTINUATION:
        case TEXT:
            conn.handleWsFrame(frame);
            break;
        case PING:
            // Echo back the content of the PING frame as PONG frame as specified in RFC 6455 Section 5.5.2
            ctx.writeAndFlush(new WebSocketFrameImpl(FrameType.PONG, frame.getBinaryData()));
            break;
        case PONG:
            // Just ignore it
            break;
        case CLOSE:
            if (!closeFrameSent) {
                // Echo back close frame and close the connection once it was written.
                // This is specified in the WebSockets RFC 6455 Section  5.4.1
                ctx.writeAndFlush(frame).addListener(ChannelFutureListener.CLOSE);
                closeFrameSent = true;
            }
            break;
        default:
            throw new IllegalStateException("Invalid type: " + frame.type());
        }
        return;
    }
    throw new IllegalStateException("Invalid object " + msg);
}

---

From source file:io.vertx.core.http.impl.Http1xClientConnection.java

License:Open Source License

private Throwable validateMessage(Object msg) {
    if (msg instanceof HttpObject) {
        HttpObject obj = (HttpObject) msg;
        DecoderResult result = obj.decoderResult();
        if (result.isFailure()) {
            return result.cause();
        } else if (obj instanceof HttpResponse) {
            io.netty.handler.codec.http.HttpVersion version = ((HttpResponse) obj).protocolVersion();
            if (version != io.netty.handler.codec.http.HttpVersion.HTTP_1_0
                    && version != io.netty.handler.codec.http.HttpVersion.HTTP_1_1) {
                return new IllegalStateException("Unsupported HTTP version: " + version);
            }// w  w  w.j  av a2 s . c  om
        }
    }
    return null;
}

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