Example usage for io.netty.handler.codec.http HttpMessage protocolVersion

Introduction

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

Prototype

HttpVersion protocolVersion();

Source Link

Document

Returns the protocol version of this HttpMessage

Usage

From source file:cc.changic.platform.etl.schedule.http.HttpHeaderUtil.java

License:Apache License

/**
 * Returns {@code true} if and only if the connection can remain open and
 * thus 'kept alive'.  This methods respects the value of the
 * {@code "Connection"} header first and then the return value of
 * {@link io.netty.handler.codec.http.HttpVersion#isKeepAliveDefault()}.
 *//*from  w w w  . ja v  a  2s .  c om*/
public static boolean isKeepAlive(HttpMessage message) {
    String connection = message.headers().get(Names.CONNECTION);
    if (connection != null && AsciiString.equalsIgnoreCase(Values.CLOSE, connection)) {
        return false;
    }

    if (message.protocolVersion().isKeepAliveDefault()) {
        return !AsciiString.equalsIgnoreCase(Values.CLOSE, connection);
    } else {
        return AsciiString.equalsIgnoreCase(Values.KEEP_ALIVE, connection);
    }
}

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From source file:cc.changic.platform.etl.schedule.http.HttpHeaderUtil.java

License:Apache License

/**
 * Sets the value of the {@code "Connection"} header depending on the
 * protocol version of the specified message.  This getMethod sets or removes
 * the {@code "Connection"} header depending on what the default keep alive
 * mode of the message's protocol version is, as specified by
 * {@link io.netty.handler.codec.http.HttpVersion#isKeepAliveDefault()}.
 * <ul>/*from  w  w  w .jav  a 2  s  .  c om*/
 * <li>If the connection is kept alive by default:
 *     <ul>
 *     <li>set to {@code "close"} if {@code keepAlive} is {@code false}.</li>
 *     <li>remove otherwise.</li>
 *     </ul></li>
 * <li>If the connection is closed by default:
 *     <ul>
 *     <li>set to {@code "keep-alive"} if {@code keepAlive} is {@code true}.</li>
 *     <li>remove otherwise.</li>
 *     </ul></li>
 * </ul>
 */
public static void setKeepAlive(HttpMessage message, boolean keepAlive) {
    HttpHeaders h = message.headers();
    if (message.protocolVersion().isKeepAliveDefault()) {
        if (keepAlive) {
            h.remove(Names.CONNECTION);
        } else {
            h.set(Names.CONNECTION, Values.CLOSE);
        }
    } else {
        if (keepAlive) {
            h.set(Names.CONNECTION, Values.KEEP_ALIVE);
        } else {
            h.remove(Names.CONNECTION);
        }
    }
}

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From source file:cc.changic.platform.etl.schedule.http.HttpHeaderUtil.java

License:Apache License

/**
 * Returns {@code true} if and only if the specified message contains the
 * {@code "Expect: 100-continue"} header.
 *///from  w ww .  j a v  a2s.co m
public static boolean is100ContinueExpected(HttpMessage message) {
    // Expect: 100-continue is for requests only.
    if (!(message instanceof HttpRequest)) {
        return false;
    }

    // It works only on HTTP/1.1 or later.
    if (message.protocolVersion().compareTo(HttpVersion.HTTP_1_1) < 0) {
        return false;
    }

    // In most cases, there will be one or zero 'Expect' header.
    String value = message.headers().get(Names.EXPECT);
    if (value == null) {
        return false;
    }
    if (AsciiString.equalsIgnoreCase(Values.CONTINUE, value)) {
        return true;
    }

    // Multiple 'Expect' headers.  Search through them.
    return message.headers().contains(Names.EXPECT, Values.CONTINUE, true);
}

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From source file:com.flysoloing.learning.network.netty.http2.helloworld.multiplex.server.Http2ServerInitializer.java

License:Apache License

/**
 * Configure the pipeline for a cleartext upgrade from HTTP to HTTP/2.0
 *//*  ww w . j  av  a  2s  .c o  m*/
private void configureClearText(SocketChannel ch) {
    final ChannelPipeline p = ch.pipeline();
    final HttpServerCodec sourceCodec = new HttpServerCodec();

    p.addLast(sourceCodec);
    p.addLast(new HttpServerUpgradeHandler(sourceCodec, upgradeCodecFactory));
    p.addLast(new SimpleChannelInboundHandler<HttpMessage>() {
        @Override
        protected void channelRead0(ChannelHandlerContext ctx, HttpMessage msg) throws Exception {
            // If this handler is hit then no upgrade has been attempted and the client is just talking HTTP.
            System.err.println("Directly talking: " + msg.protocolVersion() + " (no upgrade was attempted)");
            ChannelPipeline pipeline = ctx.pipeline();
            ChannelHandlerContext thisCtx = pipeline.context(this);
            pipeline.addAfter(thisCtx.name(), null,
                    new HelloWorldHttp1Handler("Direct. No Upgrade Attempted."));
            pipeline.replace(this, null, new HttpObjectAggregator(maxHttpContentLength));
            ctx.fireChannelRead(ReferenceCountUtil.retain(msg));
        }
    });

    p.addLast(new UserEventLogger());
}

---

From source file:com.github.thinker0.mesos.MesosHealthCheckerServer.java

License:Apache License

public boolean is100ContinueExpected(HttpMessage message) {
    if (!(message instanceof HttpRequest)) {
        return false;
    } else if (message.protocolVersion().compareTo(HttpVersion.HTTP_1_1) < 0) {
        return false;
    } else {//from  w  w w.j a va 2 s  . c om
        CharSequence value = (CharSequence) message.headers().get(HttpHeaderNames.EXPECT);
        return value == null ? false
                : (HttpHeaderValues.CONTINUE.contentEqualsIgnoreCase(value) ? true
                        : message.headers().contains(HttpHeaderNames.EXPECT, HttpHeaderValues.CONTINUE, true));
    }
}

---

From source file:com.github.thinker0.mesos.MesosHealthCheckerServer.java

License:Apache License

public boolean isKeepAlive(HttpMessage message) {
    CharSequence connection = (CharSequence) message.headers().get(HttpHeaderNames.CONNECTION);
    return connection != null && HttpHeaderValues.CLOSE.contentEqualsIgnoreCase(connection) ? false
            : (message.protocolVersion().isKeepAliveDefault()
                    ? !HttpHeaderValues.CLOSE.contentEqualsIgnoreCase(connection)
                    : HttpHeaderValues.KEEP_ALIVE.contentEqualsIgnoreCase(connection));
}

---

From source file:com.hop.hhxx.example.http2.helloworld.multiplex.server.Http2ServerInitializer.java

License:Apache License

/**
 * Configure the pipeline for a cleartext upgrade from HTTP to HTTP/2.0
 *///from  w ww. java  2  s . c  om
private void configureClearText(SocketChannel ch) {
    final ChannelPipeline p = ch.pipeline();
    final HttpServerCodec sourceCodec = new HttpServerCodec();

    p.addLast(sourceCodec);
    p.addLast(new HttpServerUpgradeHandler(sourceCodec, upgradeCodecFactory));
    p.addLast(new SimpleChannelInboundHandler<HttpMessage>() {
        @Override
        protected void channelRead0(ChannelHandlerContext ctx, HttpMessage msg) throws Exception {
            // If this handler is hit then no upgrade has been attempted and the client is just talking HTTP.
            System.err.println("Directly talking: " + msg.protocolVersion() + " (no upgrade was attempted)");
            ChannelPipeline pipeline = ctx.pipeline();
            ChannelHandlerContext thisCtx = pipeline.context(this);
            pipeline.addAfter(thisCtx.name(), null,
                    new HelloWorldHttp1Handler("Direct. No Upgrade Attempted."));
            pipeline.replace(this, null, new HttpObjectAggregator(maxHttpContentLength));
            ctx.fireChannelRead(msg);
        }
    });

    p.addLast(new UserEventLogger());
}

---

From source file:example.http2.helloworld.server.Http2ServerInitializer.java

License:Apache License

/**
 * Configure the pipeline for a cleartext upgrade from HTTP to HTTP/2.0
 *//* w  ww . j  a v a 2s.co  m*/
private void configureClearText(SocketChannel ch) {
    final ChannelPipeline p = ch.pipeline();
    final HttpServerCodec sourceCodec = new HttpServerCodec();
    final HttpServerUpgradeHandler upgradeHandler = new HttpServerUpgradeHandler(sourceCodec,
            upgradeCodecFactory);
    final CleartextHttp2ServerUpgradeHandler cleartextHttp2ServerUpgradeHandler = new CleartextHttp2ServerUpgradeHandler(
            sourceCodec, upgradeHandler, new HelloWorldHttp2HandlerBuilder().build());

    p.addLast(cleartextHttp2ServerUpgradeHandler);
    p.addLast(new SimpleChannelInboundHandler<HttpMessage>() {
        @Override
        protected void channelRead0(ChannelHandlerContext ctx, HttpMessage msg) throws Exception {
            // If this handler is hit then no upgrade has been attempted and the client is just talking HTTP.
            System.err.println("Directly talking: " + msg.protocolVersion() + " (no upgrade was attempted)");
            ChannelPipeline pipeline = ctx.pipeline();
            ChannelHandlerContext thisCtx = pipeline.context(this);
            pipeline.addAfter(thisCtx.name(), null,
                    new HelloWorldHttp1Handler("Direct. No Upgrade Attempted."));
            pipeline.replace(this, null, new HttpObjectAggregator(maxHttpContentLength));
            ctx.fireChannelRead(ReferenceCountUtil.retain(msg));
        }
    });

    p.addLast(new UserEventLogger());
}

---

From source file:http2.server.Http2ServerInitializer.java

License:Apache License

/**
 * Configure the pipeline for a cleartext upgrade from HTTP to HTTP/2.0
 *///from  w  w w . j a va  2  s  . c om
private void configureClearText(SocketChannel ch) {
    final ChannelPipeline p = ch.pipeline();
    final HttpServerCodec sourceCodec = new HttpServerCodec();

    p.addLast(sourceCodec);
    p.addLast(new HttpServerUpgradeHandler(sourceCodec, upgradeCodecFactory));
    // ?
    p.addLast(new SimpleChannelInboundHandler<HttpMessage>() {
        @Override
        protected void channelRead0(ChannelHandlerContext ctx, HttpMessage msg) throws Exception {
            // If this handler is hit then no upgrade has been attempted and the client is just talking HTTP.
            System.err.println("Directly talking: " + msg.protocolVersion() + " (no upgrade was attempted)");
            ChannelPipeline pipeline = ctx.pipeline();
            ChannelHandlerContext thisCtx = pipeline.context(this);
            pipeline.addAfter(thisCtx.name(), null,
                    new HelloWorldHttp1Handler("Direct. No Upgrade Attempted."));
            pipeline.replace(this, null, new HttpObjectAggregator(maxHttpContentLength));
            ctx.fireChannelRead(ReferenceCountUtil.retain(msg));
        }
    });

    p.addLast(new UserEventLogger());
}

---

From source file:io.netty.example.http2.helloworld.frame.server.Http2ServerInitializer.java

License:Apache License

/**
 * Configure the pipeline for a cleartext upgrade from HTTP to HTTP/2.0
 *///  w  w  w .  ja va 2s.  c o  m
private void configureClearText(SocketChannel ch) {
    final ChannelPipeline p = ch.pipeline();
    final HttpServerCodec sourceCodec = new HttpServerCodec();

    p.addLast(sourceCodec);
    p.addLast(new HttpServerUpgradeHandler(sourceCodec, upgradeCodecFactory));
    p.addLast(new SimpleChannelInboundHandler<HttpMessage>() {
        @Override
        protected void channelRead0(ChannelHandlerContext ctx, HttpMessage msg) throws Exception {
            // If this handler is hit then no upgrade has been attempted and the client is just talking HTTP.
            System.err.println("Directly talking: " + msg.protocolVersion() + " (no upgrade was attempted)");
            ChannelPipeline pipeline = ctx.pipeline();
            pipeline.addAfter(ctx.name(), null, new HelloWorldHttp1Handler("Direct. No Upgrade Attempted."));
            pipeline.replace(this, null, new HttpObjectAggregator(maxHttpContentLength));
            ctx.fireChannelRead(ReferenceCountUtil.retain(msg));
        }
    });

    p.addLast(new UserEventLogger());
}

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