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/**
* Copyright (c) 2008, http://www.snakeyaml.org
*
* 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.yaml.snakeyaml.stress;
import junit.framework.TestCase;
import org.yaml.snakeyaml.Invoice;
import org.yaml.snakeyaml.Util;
import org.yaml.snakeyaml.Yaml;
/**
* Test that Yaml instances are independent and can be used in multiple threads.
*/
public class ParallelTest extends TestCase {
private int progress = 0;
private int MAX = 5;
public void testPerfomance() {
String doc = Util.getLocalResource("specification/example2_27.yaml");
for (int i = 0; i < MAX; i++) {
Worker worker = new Worker(i, doc);
Thread thread = new Thread(worker);
thread.start();
}
while (progress < MAX - 1) {
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
fail(e.getMessage());
}
}
}
private class Worker implements Runnable {
private int id;
private String doc;
public Worker(int id, String doc) {
this.id = id;
this.doc = doc;
}
public void run() {
System.out.println("Started: " + id);
Yaml loader = new Yaml();
long time1 = System.nanoTime();
int cycles = 200;
for (int i = 0; i < cycles; i++) {
Invoice invoice = loader.loadAs(doc, Invoice.class);
assertNotNull(invoice);
}
long time2 = System.nanoTime();
float duration = ((time2 - time1) / 1000000) / (float) cycles;
System.out.println("Duration of " + id + " was " + duration + " ms/load.");
progress++;
}
}
}
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