add() — netty Function Reference

Architecture documentation for the add() function in DnsQueryContextManager.java from the netty codebase.

Function java NativeResolver JavaResolver calls 1 called by 1

Entity Profile

NativeResolver→ JavaResolver→ add() — netty Function Reference

Dependency Diagram

graph TD
  9e5b6f88_f286_0009_fe3a_0ff0c5ca4a51["add()"]
  908d556c_deb2_5fc9_15cb_6377ddbd1469["DnsQueryContextMap"]
  9e5b6f88_f286_0009_fe3a_0ff0c5ca4a51 -->|defined in| 908d556c_deb2_5fc9_15cb_6377ddbd1469
  298d5f6c_7a77_a8b8_05a0_617c07a1e10a["add()"]
  298d5f6c_7a77_a8b8_05a0_617c07a1e10a -->|calls| 9e5b6f88_f286_0009_fe3a_0ff0c5ca4a51
  298d5f6c_7a77_a8b8_05a0_617c07a1e10a["add()"]
  9e5b6f88_f286_0009_fe3a_0ff0c5ca4a51 -->|calls| 298d5f6c_7a77_a8b8_05a0_617c07a1e10a
  style 9e5b6f88_f286_0009_fe3a_0ff0c5ca4a51 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

resolver-dns/src/main/java/io/netty/resolver/dns/DnsQueryContextManager.java lines 165–175

        synchronized int add(DnsQueryContext ctx) {
            int id = idSpace.nextId();
            if (id == -1) {
                // -1 means that we couldn't reserve an id to use. In this case return early and not store the
                // context in the map.
                return -1;
            }
            DnsQueryContext oldCtx = map.put(id, ctx);
            assert oldCtx == null;
            return id;
        }