channelRead0() — netty Function Reference

Architecture documentation for the channelRead0() function in WorldClockServerHandler.java from the netty codebase.

Function java Buffer Telemetry

Entity Profile

Buffer→ Telemetry→ channelRead0() — netty Function Reference

Dependency Diagram

graph TD
  3c58c435_4dc6_2208_18a4_8585af8ff642["channelRead0()"]
  ac422d2f_6d79_a470_4a2c_55b473b3c5b6["WorldClockServerHandler"]
  3c58c435_4dc6_2208_18a4_8585af8ff642 -->|defined in| ac422d2f_6d79_a470_4a2c_55b473b3c5b6
  style 3c58c435_4dc6_2208_18a4_8585af8ff642 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

example/src/main/java/io/netty/example/worldclock/WorldClockServerHandler.java lines 34–56

    @Override
    public void channelRead0(ChannelHandlerContext ctx, Locations locations) throws Exception {
        long currentTime = System.currentTimeMillis();

        LocalTimes.Builder builder = LocalTimes.newBuilder();
        for (Location l: locations.getLocationList()) {
            TimeZone tz = TimeZone.getTimeZone(
                    toString(l.getContinent()) + '/' + l.getCity());
            Calendar calendar = getInstance(tz);
            calendar.setTimeInMillis(currentTime);

            builder.addLocalTime(LocalTime.newBuilder().
                    setYear(calendar.get(YEAR)).
                    setMonth(calendar.get(MONTH) + 1).
                    setDayOfMonth(calendar.get(DAY_OF_MONTH)).
                    setDayOfWeek(DayOfWeek.valueOf(calendar.get(DAY_OF_WEEK))).
                    setHour(calendar.get(HOUR_OF_DAY)).
                    setMinute(calendar.get(MINUTE)).
                    setSecond(calendar.get(SECOND)).build());
        }

        ctx.write(builder.build());
    }