Java tutorial
/******************************************************************************* * Copyright (c) 2013 Atlanmod INRIA LINA Mines Nantes * 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: * Atlanmod INRIA LINA Mines Nantes - initial API and implementation *******************************************************************************/ package fr.inria.atlanmod.kyanos.benchmarks.ase2015; import java.io.File; import java.io.FileInputStream; import java.text.MessageFormat; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Map.Entry; import java.util.Properties; import java.util.logging.Level; import java.util.logging.Logger; import org.apache.commons.cli.CommandLine; import org.apache.commons.cli.CommandLineParser; import org.apache.commons.cli.HelpFormatter; import org.apache.commons.cli.Option; import org.apache.commons.cli.OptionBuilder; import org.apache.commons.cli.Options; import org.apache.commons.cli.ParseException; import org.apache.commons.cli.PosixParser; import org.eclipse.emf.common.util.EList; import org.eclipse.emf.common.util.URI; import org.eclipse.emf.ecore.resource.Resource; import org.eclipse.emf.ecore.resource.ResourceSet; import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl; import org.eclipse.gmt.modisco.java.TypeAccess; import fr.inria.atlanmod.kyanos.benchmarks.ase2015.queries.ASE2015JavaQueries; import fr.inria.atlanmod.kyanos.benchmarks.util.MessageUtil; import fr.inria.atlanmod.neoemf.datastore.PersistenceBackendFactoryRegistry; import fr.inria.atlanmod.neoemf.map.datastore.MapPersistenceBackendFactory; import fr.inria.atlanmod.neoemf.map.resources.MapResourceOptions; import fr.inria.atlanmod.neoemf.map.util.NeoMapURI; import fr.inria.atlanmod.neoemf.resources.PersistentResourceFactory; import fr.inria.atlanmod.neoemf.resources.PersistentResourceOptions; import fr.inria.atlanmod.neoemf.resources.PersistentResourceOptions.StoreOption; import fr.inria.atlanmod.neoemf.resources.impl.PersistentResourceImpl; public class NeoEMFMapQueryThrownExceptions { private static final Logger LOG = Logger.getLogger(NeoEMFMapQueryThrownExceptions.class.getName()); private static final String IN = "input"; private static final String EPACKAGE_CLASS = "epackage_class"; private static final String OPTIONS_FILE = "options_file"; public static void main(String[] args) { Options options = new Options(); Option inputOpt = OptionBuilder.create(IN); inputOpt.setArgName("INPUT"); inputOpt.setDescription("Input Kyanos resource directory"); inputOpt.setArgs(1); inputOpt.setRequired(true); Option inClassOpt = OptionBuilder.create(EPACKAGE_CLASS); inClassOpt.setArgName("CLASS"); inClassOpt.setDescription("FQN of EPackage implementation class"); inClassOpt.setArgs(1); inClassOpt.setRequired(true); Option optFileOpt = OptionBuilder.create(OPTIONS_FILE); optFileOpt.setArgName("FILE"); optFileOpt.setDescription("Properties file holding the options to be used in the Kyanos Resource"); optFileOpt.setArgs(1); options.addOption(inputOpt); options.addOption(inClassOpt); options.addOption(optFileOpt); CommandLineParser parser = new PosixParser(); try { PersistenceBackendFactoryRegistry.getFactories().put(NeoMapURI.NEO_MAP_SCHEME, new MapPersistenceBackendFactory()); CommandLine commandLine = parser.parse(options, args); URI uri = NeoMapURI.createNeoMapURI(new File(commandLine.getOptionValue(IN))); Class<?> inClazz = NeoEMFMapQueryThrownExceptions.class.getClassLoader() .loadClass(commandLine.getOptionValue(EPACKAGE_CLASS)); inClazz.getMethod("init").invoke(null); ResourceSet resourceSet = new ResourceSetImpl(); resourceSet.getResourceFactoryRegistry().getProtocolToFactoryMap().put(NeoMapURI.NEO_MAP_SCHEME, PersistentResourceFactory.eINSTANCE); Resource resource = resourceSet.createResource(uri); Map<String, Object> loadOpts = new HashMap<String, Object>(); if (commandLine.hasOption(OPTIONS_FILE)) { Properties properties = new Properties(); properties.load(new FileInputStream(new File(commandLine.getOptionValue(OPTIONS_FILE)))); for (final Entry<Object, Object> entry : properties.entrySet()) { loadOpts.put((String) entry.getKey(), (String) entry.getValue()); } } // Add the LoadedObjectCounter store List<StoreOption> storeOptions = new ArrayList<StoreOption>(); // storeOptions.add(PersistentResourceOptions.EStoreOption.LOADED_OBJECT_COUNTER_LOGGING); storeOptions.add(MapResourceOptions.EStoreMapOption.AUTOCOMMIT); storeOptions.add(PersistentResourceOptions.EStoreOption.ESTRUCUTRALFEATURE_CACHING); storeOptions.add(PersistentResourceOptions.EStoreOption.IS_SET_CACHING); storeOptions.add(PersistentResourceOptions.EStoreOption.SIZE_CACHING); loadOpts.put(PersistentResourceOptions.STORE_OPTIONS, storeOptions); resource.load(loadOpts); { Runtime.getRuntime().gc(); long initialUsedMemory = Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory(); LOG.log(Level.INFO, MessageFormat.format("Used memory before query: {0}", MessageUtil.byteCountToDisplaySize(initialUsedMemory))); LOG.log(Level.INFO, "Start query"); long begin = System.currentTimeMillis(); EList<TypeAccess> list = ASE2015JavaQueries.getThrownExceptions(resource); long end = System.currentTimeMillis(); LOG.log(Level.INFO, "End query"); LOG.log(Level.INFO, MessageFormat.format("Query result contains {0} elements", list.size())); LOG.log(Level.INFO, MessageFormat.format("Time spent: {0}", MessageUtil.formatMillis(end - begin))); Runtime.getRuntime().gc(); long finalUsedMemory = Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory(); LOG.log(Level.INFO, MessageFormat.format("Used memory after query: {0}", MessageUtil.byteCountToDisplaySize(finalUsedMemory))); LOG.log(Level.INFO, MessageFormat.format("Memory use increase: {0}", MessageUtil.byteCountToDisplaySize(finalUsedMemory - initialUsedMemory))); } if (resource instanceof PersistentResourceImpl) { PersistentResourceImpl.shutdownWithoutUnload((PersistentResourceImpl) resource); } else { resource.unload(); } } catch (ParseException e) { MessageUtil.showError(e.toString()); MessageUtil.showError("Current arguments: " + Arrays.toString(args)); HelpFormatter formatter = new HelpFormatter(); formatter.printHelp("java -jar <this-file.jar>", options, true); } catch (Throwable e) { MessageUtil.showError(e.toString()); } } }