| package org.onlab.netty; |
| |
| import java.util.concurrent.TimeUnit; |
| |
| import org.onlab.metrics.MetricsComponent; |
| import org.onlab.metrics.MetricsFeature; |
| import org.onlab.metrics.MetricsManager; |
| |
| import com.codahale.metrics.Timer; |
| |
| public final class SimpleClient { |
| private SimpleClient() { |
| } |
| |
| public static void main(String... args) throws Exception { |
| NettyMessagingService messaging = new TestNettyMessagingService(9081); |
| MetricsManager metrics = new MetricsManager(); |
| messaging.activate(); |
| metrics.activate(); |
| MetricsFeature feature = new MetricsFeature("timers"); |
| MetricsComponent component = metrics.registerComponent("NettyMessaging"); |
| Timer sendAsyncTimer = metrics.createTimer(component, feature, "AsyncSender"); |
| final int warmup = 100; |
| for (int i = 0; i < warmup; i++) { |
| Timer.Context context = sendAsyncTimer.time(); |
| messaging.sendAsync(new Endpoint("localhost", 8080), "simple", "Hello World"); |
| context.stop(); |
| } |
| metrics.registerMetric(component, feature, "AsyncTimer", sendAsyncTimer); |
| |
| Timer sendAndReceiveTimer = metrics.createTimer(component, feature, "SendAndReceive"); |
| final int iterations = 1000000; |
| for (int i = 0; i < iterations; i++) { |
| Timer.Context context = sendAndReceiveTimer.time(); |
| Response<String> response = messaging |
| .sendAndReceive(new Endpoint("localhost", 8080), "echo", |
| "Hello World"); |
| System.out.println("Got back:" + response.get(2, TimeUnit.SECONDS)); |
| context.stop(); |
| } |
| metrics.registerMetric(component, feature, "AsyncTimer", sendAndReceiveTimer); |
| } |
| |
| public static class TestNettyMessagingService extends NettyMessagingService { |
| public TestNettyMessagingService(int port) throws Exception { |
| super(port); |
| Serializer serializer = new KryoSerializer(); |
| this.serializer = serializer; |
| } |
| } |
| } |