read() — netty Function Reference

Architecture documentation for the read() function in FileDescriptor.java from the netty codebase.

Function java Buffer Telemetry

Entity Profile

Buffer→ Telemetry→ read() — netty Function Reference

Dependency Diagram

graph TD
  b52f4a33_dc49_af0e_10b2_e5bafcdea3a4["read()"]
  5c6e37aa_7064_92fb_4b59_7b76ad32e403["FileDescriptor"]
  b52f4a33_dc49_af0e_10b2_e5bafcdea3a4 -->|defined in| 5c6e37aa_7064_92fb_4b59_7b76ad32e403
  style b52f4a33_dc49_af0e_10b2_e5bafcdea3a4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

transport-native-unix-common/src/main/java/io/netty/channel/unix/FileDescriptor.java lines 129–138

    public final int read(ByteBuffer buf, int pos, int limit) throws IOException {
        int res = read(fd, buf, pos, limit);
        if (res > 0) {
            return res;
        }
        if (res == 0) {
            return -1;
        }
        return ioResult("read", res);
    }