/*
* Copyright 2011 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.vertx.java.examples.httpperf;
import org.vertx.java.core.Handler;
import org.vertx.java.core.SimpleHandler;
import org.vertx.java.core.eventbus.EventBus;
import org.vertx.java.core.http.HttpClient;
import org.vertx.java.core.http.HttpClientResponse;
import org.vertx.java.deploy.Verticle;
public class PerfClient extends Verticle implements Handler<HttpClientResponse> {
private HttpClient client;
private long start;
private int count = 0;
// This determines the degree of pipelining
private static final int CREDITS_BATCH = 2000;
// Number of connections to create
private static final int MAX_CONNS = 10;
private int requestCredits = CREDITS_BATCH;
private EventBus eb;
public void handle(HttpClientResponse response) {
if (response.statusCode != 200) {
throw new IllegalStateException("Invalid response");
}
response.endHandler(new SimpleHandler() {
public void handle() {
count++;
if (count % 2000 == 0) {
eb.send("rate-counter", count);
count = 0;
}
requestCredits++;
makeRequest();
}
});
}
public void start() {
eb = vertx.eventBus();
client = vertx.createHttpClient().setPort(8080).setHost("localhost").setMaxPoolSize(MAX_CONNS);
makeRequest();
}
private void makeRequest() {
if (start == 0) {
start = System.currentTimeMillis();
}
while (requestCredits > 0) {
client.getNow("/", this);
requestCredits--;
}
}
}