doQueryNow() — netty Function Reference

Architecture documentation for the doQueryNow() function in DnsNameResolver.java from the netty codebase.

Function java NativeResolver JavaResolver calls 2 called by 1

Entity Profile

NativeResolver→ JavaResolver→ doQueryNow() — netty Function Reference

Dependency Diagram

graph TD
  3581828a_7b6f_bee9_3ae4_2434fd28eb01["doQueryNow()"]
  a8faea52_3f45_7b36_4918_3dfb9bd6ee9b["DnsNameResolver"]
  3581828a_7b6f_bee9_3ae4_2434fd28eb01 -->|defined in| a8faea52_3f45_7b36_4918_3dfb9bd6ee9b
  9a99849e_e4db_2770_bf8c_fd1deccf3738["doQuery()"]
  9a99849e_e4db_2770_bf8c_fd1deccf3738 -->|calls| 3581828a_7b6f_bee9_3ae4_2434fd28eb01
  4ef6e082_08ce_31cf_91cc_243aa7517fa1["isRecursionDesired()"]
  3581828a_7b6f_bee9_3ae4_2434fd28eb01 -->|calls| 4ef6e082_08ce_31cf_91cc_243aa7517fa1
  8c96e691_9819_2021_ebee_8971b544baf3["queryTimeoutMillis()"]
  3581828a_7b6f_bee9_3ae4_2434fd28eb01 -->|calls| 8c96e691_9819_2021_ebee_8971b544baf3
  style 3581828a_7b6f_bee9_3ae4_2434fd28eb01 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

resolver-dns/src/main/java/io/netty/resolver/dns/DnsNameResolver.java lines 1473–1485

    private void doQueryNow(
            Channel channel,
            InetSocketAddress nameServerAddr, DnsQuestion question,
            final DnsQueryLifecycleObserver queryLifecycleObserver,
            DnsRecord[] additionals, boolean flush,
            int payloadSize,
            Promise<AddressedEnvelope<DnsResponse, InetSocketAddress>> promise) {
        DnsQueryContext queryContext = new DatagramDnsQueryContext(channel, nameServerAddr,
                queryContextManager, queryLifecycleObserver, payloadSize,
                isRecursionDesired(), queryTimeoutMillis(), question, additionals,
                promise, socketBootstrap, retryWithTcpOnTimeout);
        queryContext.writeQuery(flush);
    }