/*
* Copyright (c) 2015 Guillaume Hillairet.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Guillaume Hillairet - initial API and implementation
*
*/
package org.emfjson.jackson.bench;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.BinaryResourceImpl;
import org.eclipse.emf.ecore.resource.impl.ResourceFactoryImpl;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl;
import org.emfjson.jackson.junit.model.ModelPackage;
import org.emfjson.jackson.module.EMFModule;
import org.emfjson.jackson.resource.JsonResourceFactory;
import java.io.IOException;
import java.util.Map;
public class SerializationBenchmark {
int times = 20;
public static void main(String[] args) {
SerializationBenchmark b = new SerializationBenchmark();
// first
System.out.println("--- 1st benchmarck ---");
b.benchmarkSerializeXmi(Benchmarks.first());
b.benchmarkSerializeBinary(Benchmarks.first());
b.benchmarkSerializeJson(Benchmarks.first());
// second
System.out.println("--- 2nd benchmarck ---");
b.benchmarkSerializeXmi(Benchmarks.second());
b.benchmarkSerializeBinary(Benchmarks.second());
b.benchmarkSerializeJson(Benchmarks.second());
// third
System.out.println("--- 3rd benchmarck ---");
b.benchmarkSerializeXmi(Benchmarks.third());
b.benchmarkSerializeBinary(Benchmarks.third());
b.benchmarkSerializeJson(Benchmarks.third());
}
private long performSave(Resource resource, Map<String, Object> options) {
long start = System.currentTimeMillis();
try {
resource.save(options);
} catch (IOException e) {
e.printStackTrace();
}
return System.currentTimeMillis() - start;
}
public void benchmarkSerializeXmi(EObject container) {
long sum = 0;
for (int i = 0; i < times; i++) {
ResourceSet resourceSet = new ResourceSetImpl();
resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put("*", new XMIResourceFactoryImpl());
resourceSet.getPackageRegistry().put(ModelPackage.eNS_URI, ModelPackage.eINSTANCE);
Resource resource = resourceSet.createResource(URI.createURI("bench1-model.xmi"));
resource.getContents().add(container);
sum += performSave(resource, null);
}
long average = sum / times;
System.out.println("XMI: " + average / 1000.);
}
public void benchmarkSerializeBinary(EObject container) {
long sum = 0;
for (int i = 0; i < times; i++) {
ResourceSet resourceSet = new ResourceSetImpl();
resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put("*", new ResourceFactoryImpl() {
@Override
public Resource createResource(URI uri) {
return new BinaryResourceImpl(uri);
}
});
resourceSet.getPackageRegistry().put(ModelPackage.eNS_URI, ModelPackage.eINSTANCE);
Resource resource = resourceSet.createResource(URI.createURI("bench1-model.n"));
resource.getContents().add(container);
sum += performSave(resource, null);
}
long average = sum / times;
System.out.println("Binary: " + average / 1000.);
}
ObjectMapper mapper = new ObjectMapper();
{
EMFModule module = new EMFModule();
module.configure(EMFModule.Feature.OPTION_SERIALIZE_TYPE, false);
mapper.registerModule(module);
}
public void benchmarkSerializeJson(EObject container) {
long sum = 0;
for (int i = 0; i < times; i++) {
ResourceSet resourceSet = new ResourceSetImpl();
resourceSet.getResourceFactoryRegistry()
.getExtensionToFactoryMap()
.put("*", new JsonResourceFactory(mapper));
resourceSet.getPackageRegistry()
.put(ModelPackage.eNS_URI, ModelPackage.eINSTANCE);
Resource resource = resourceSet.createResource(URI.createURI("bench1-model.json"));
resource.getContents().add(container);
sum += performSave(resource, null);
}
long average = sum / times;
System.out.println("JSON: " + average / 1000.);
}
}