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/*******************************************************************************
* Copyright (c) 2017 Dennis Wagelaar.
* 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:
* Dennis Wagelaar - initial API and implementation
*******************************************************************************/
package org.eclipse.m2m.atl.emftvm.launcher.compat;
import java.io.IOException;
import java.io.InputStream;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import java.util.regex.Matcher;
import org.eclipse.core.runtime.IProgressMonitor;
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.ResourceSetImpl;
import org.eclipse.m2m.atl.common.ATLLogger;
import org.eclipse.m2m.atl.core.IModel;
import org.eclipse.m2m.atl.core.IReferenceModel;
import org.eclipse.m2m.atl.core.emf.EMFModel;
import org.eclipse.m2m.atl.core.emf.EMFReferenceModel;
import org.eclipse.m2m.atl.core.launch.ILauncher;
import org.eclipse.m2m.atl.core.service.LauncherService;
import org.eclipse.m2m.atl.emftvm.EmftvmFactory;
import org.eclipse.m2m.atl.emftvm.ExecEnv;
import org.eclipse.m2m.atl.emftvm.Messages;
import org.eclipse.m2m.atl.emftvm.Metamodel;
import org.eclipse.m2m.atl.emftvm.Model;
import org.eclipse.m2m.atl.emftvm.Module;
import org.eclipse.m2m.atl.emftvm.util.DefaultModuleResolver;
import org.eclipse.m2m.atl.emftvm.util.EMFTVMUtil;
import org.eclipse.m2m.atl.emftvm.util.ModuleNotFoundException;
import org.eclipse.m2m.atl.emftvm.util.ModuleResolver;
import org.eclipse.m2m.atl.emftvm.util.TimingData;
import org.eclipse.m2m.atl.emftvm.util.VMException;
import org.eclipse.m2m.atl.emftvm.util.VMMonitor;
/**
* The EMFVM implementation of the {@link ILauncher} interface.
*
* @author <a href="mailto:dwagelaar@gmail.com">Dennis Wagelaar</a>
*/
public class EMFTVMLauncher implements ILauncher {
/** The {@link ILauncher} extension name. */
public static final String LAUNCHER_NAME = "EMFTVM (Compatibility)"; //$NON-NLS-1$
/** The Default model factory name to use. */
public static final String MODEL_FACTORY_NAME = "EMF"; //$NON-NLS-1$
private static final String EMF_URI_PREFIX = "emftvm://"; //$NON-NLS-1$
protected Map<String, IModel> models;
protected Map<String, Module> libraries;
protected ResourceSet moduleResourceSet;
protected ModuleResolver moduleResolver;
protected ExecEnv execEnv;
protected TimingData timingData;
/**
* {@inheritDoc}
*/
public String getName() {
return LAUNCHER_NAME;
}
/**
* Adds any model to the local map.
*
* @param model
* the {@link IModel}
* @param name
* the model name
* @param referenceModelName
* the model reference model name
*/
protected void addModel(IModel model, String name, String referenceModelName) {
if (models.containsKey(name)) {
ATLLogger.warning(Messages.getString("EMFTVMLauncher.MODEL_REGISTERED", name)); //$NON-NLS-1$
} else {
models.put(name, model);
}
if (!models.containsKey(referenceModelName)) {
models.put(referenceModelName, model.getReferenceModel());
}
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#addInModel(org.eclipse.m2m.atl.core.IModel,
* java.lang.String, java.lang.String)
*/
public void addInModel(IModel model, String name, String referenceModelName) {
model.setIsTarget(false);
addModel(model, name, referenceModelName);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#addInOutModel(org.eclipse.m2m.atl.core.IModel,
* java.lang.String, java.lang.String)
*/
public void addInOutModel(IModel model, String name, String referenceModelName) {
model.setIsTarget(true);
addModel(model, name, referenceModelName);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#addOutModel(org.eclipse.m2m.atl.core.IModel,
* java.lang.String, java.lang.String)
*/
public void addOutModel(IModel model, String name, String referenceModelName) {
model.setIsTarget(true);
addModel(model, name, referenceModelName);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#addLibrary(java.lang.String,
* java.lang.Object)
*/
public void addLibrary(String name, Object library) {
if (libraries.containsKey(name)) {
ATLLogger.warning(Messages.getString("EMFTVMLauncher.LIBRARY_REGISTERED", name)); //$NON-NLS-1$
} else {
libraries.put(name, getModuleFromObject(library));
}
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#initialize(java.util.Map)
*/
public void initialize(Map<String, Object> parameters) {
models = new HashMap<String, IModel>();
libraries = new HashMap<String, Module>();
moduleResourceSet = new ResourceSetImpl();
moduleResolver = new DefaultModuleResolver(EMF_URI_PREFIX, moduleResourceSet);
execEnv = EmftvmFactory.eINSTANCE.createExecEnv();
timingData = new TimingData();
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#launch(java.lang.String,
* org.eclipse.core.runtime.IProgressMonitor, java.util.Map,
* java.lang.Object[])
*/
public Object launch(final String mode, final IProgressMonitor monitor, final Map<String, Object> options,
final Object... modules) {
return internalLaunch(null, monitor, options, modules);
}
/**
* Launches the transformation with preloaded modules.
*
* @param tool
* the execution tool
* @param monitor
* the progression monitor
* @param options
* the launching options
* @param modules
* the transformation modules
* @return the execution result
*/
protected Object internalLaunch(final VMMonitor tool, final IProgressMonitor monitor,
final Map<String, Object> options, Object... modules) {
getModuleFromObject(modules[0]);
for (int i = 1; i < modules.length; i++) {
getModuleFromObject(modules[i]);
}
for (Map.Entry<String, IModel> entry : models.entrySet()) {
String name = entry.getKey();
IModel iModel = entry.getValue();
if (iModel instanceof IReferenceModel) {
Metamodel metamodel = EmftvmFactory.eINSTANCE.createMetamodel();
metamodel.setResource(((EMFReferenceModel) iModel).getResource());
execEnv.registerMetaModel(name, metamodel);
} else {
Model model = EmftvmFactory.eINSTANCE.createModel();
model.setResource(((EMFModel) iModel).getResource());
if (iModel.isTarget()) {
model.setAllowInterModelReferences(
LauncherService.getBooleanOption(options.get("allowInterModelReferences"), false)); //$NON-NLS-1$
execEnv.registerOutputModel(name, model);
} else {
execEnv.registerInputModel(name, model);
}
}
}
execEnv.setMonitor(tool);
execEnv.setJitDisabled(LauncherService.getBooleanOption(options.get("jitDisabled"), false)); //$NON-NLS-1$
final Object result = execEnv.run(timingData);
if (LauncherService.getBooleanOption(options.get("printExecutionTime"), false)) { //$NON-NLS-1$
ATLLogger.info(timingData.toString());
}
return result;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#loadModule(java.io.InputStream)
*/
public Module loadModule(final InputStream inputStream) {
final Resource resource = moduleResourceSet
.createResource(URI.createURI(UUID.randomUUID().toString() + DefaultModuleResolver.FILE_EXT));
try {
resource.load(inputStream, Collections.emptyMap());
final Module module = findModule(resource);
final Matcher matcher = EMFTVMUtil.DELIM_PATTERN.matcher(module.getName());
final String path = matcher.replaceAll("/");
resource.setURI(URI.createURI(EMF_URI_PREFIX + path + DefaultModuleResolver.FILE_EXT));
execEnv.loadModule(moduleResolver, module.getName());
return module;
} catch (IOException e) {
throw new VMException(null, e.getLocalizedMessage(), e);
}
}
/**
* Load a module if necessary.
*
* @param module
* the given {@link Module} or {@link InputStream}.
* @return the {@link Module}
*/
protected Module getModuleFromObject(Object module) {
if (module instanceof InputStream) {
return loadModule((InputStream) module);
} else if (module instanceof Module) {
return (Module) module;
}
return null;
}
/**
* Finds the first module in {@link Resource}
*
* <pre>
* r
* </pre>
*
* .
*
* @param r
* @return the module with the given name inside
*
* <pre>
* r
* </pre>
*
* , or <code>null</code>
*/
private Module findModule(final Resource r) throws ModuleNotFoundException {
for (EObject o : r.getContents()) {
if (o instanceof Module) {
return (Module) o;
}
}
return null;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#getModel(java.lang.String)
*/
public IModel getModel(String modelName) {
return models.get(modelName);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#getLibrary(java.lang.String)
*/
public Object getLibrary(String libraryName) {
return libraries.get(libraryName);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#getDefaultModelFactoryName()
*/
public String getDefaultModelFactoryName() {
return MODEL_FACTORY_NAME;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.m2m.atl.core.launch.ILauncher#getModes()
*/
public String[] getModes() {
return new String[] { RUN_MODE };
}
}
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