Example usage for io.netty.handler.codec.dns DatagramDnsResponseDecoder DatagramDnsResponseDecoder

Introduction

In this page you can find the example usage for io.netty.handler.codec.dns DatagramDnsResponseDecoder DatagramDnsResponseDecoder.

Prototype

public DatagramDnsResponseDecoder() 

Source Link

Document

Creates a new decoder with DnsRecordDecoder#DEFAULT the default record decoder .

Usage

From source file:io.vertx.core.dns.impl.DnsClientImpl.java

License:Open Source License

public DnsClientImpl(VertxInternal vertx, int port, String host) {

    ContextImpl creatingContext = vertx.getContext();
    if (creatingContext != null && creatingContext.isMultiThreadedWorkerContext()) {
        throw new IllegalStateException("Cannot use DnsClient in a multi-threaded worker verticle");
    }// w  w w  .j ava 2 s. c  om

    this.dnsServer = new InetSocketAddress(host, port);

    actualCtx = vertx.getOrCreateContext();
    bootstrap = new Bootstrap();
    bootstrap.group(actualCtx.nettyEventLoop());
    bootstrap.channel(NioDatagramChannel.class);
    bootstrap.option(ChannelOption.ALLOCATOR, PartialPooledByteBufAllocator.INSTANCE);
    bootstrap.handler(new ChannelInitializer<DatagramChannel>() {
        @Override
        protected void initChannel(DatagramChannel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();
            pipeline.addLast(new DatagramDnsQueryEncoder());
            pipeline.addLast(new DatagramDnsResponseDecoder());
        }
    });
}

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