plugins/languages/java/org.eclipse.papyrus.designer.languages.java.jdt.texteditor/src/org/eclipse/papyrus/designer/languages/java/jdt/texteditor/sync/SyncModelToJDT.java

/*******************************************************************************
 * Copyright (c) 2013 CEA LIST.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     Ansgar Radermacher - ansgar.radermacher@cea.fr CEA LIST - initial API and implementation
 *
 *******************************************************************************/

package org.eclipse.papyrus.designer.languages.java.jdt.texteditor.sync;

import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.Path;
import org.eclipse.papyrus.designer.languages.common.base.StringConstants;
import org.eclipse.papyrus.designer.languages.common.extensionpoints.ILangCodegen;
import org.eclipse.papyrus.designer.languages.common.extensionpoints.LanguageCodegen;
import org.eclipse.papyrus.designer.languages.java.jdt.texteditor.TextEditorConstants;
import org.eclipse.papyrus.infra.core.Activator;
import org.eclipse.uml2.uml.Classifier;

/**
 * Main listener for model changes (registered via plugin.xml). It will delegate
 * to the sub-listeners for specific sub-elements (type, operation, port, ...) that
 * can be found in this package
 *
 */
public class SyncModelToJDT {

	/**
	 * set to true, if a synchronization from an CDT editor to the model is active
	 */
	public static boolean syncFromEditor;

	public static IFile syncModelToCDT(Classifier classifier, String generatorID) {
		if ((classifier == null) || (classifier.eResource() == null)) {
			return null;
		}

		ILangCodegen codegen = LanguageCodegen.getGenerator(TextEditorConstants.JAVA, generatorID);
		
		// don't create target project, if not existing yet (as listener would start generating
		// code unexpectedly
		IProject modelProject = codegen.getTargetProject(classifier, false);
		if (modelProject == null) {
			return null;
		}

		IContainer srcPkg = null;
		IFile javaFile = null;
		try {
			codegen.generateCode(modelProject, classifier, null); // need listener for sync in both directions!

			String suffix = "java"; //$NON-NLS-1$
			
			javaFile = modelProject.getFile(new Path("src-gen/" + codegen.getFileName(modelProject, classifier) + StringConstants.DOT + suffix));
	
			// IStorage storage = new TextStorage(string);
		} finally {
			// Refresh the container for the newly created files. This needs to be done even
			// during error because of the possibility for partial results.
			try {
				if (srcPkg != null) {
					srcPkg.refreshLocal(IResource.DEPTH_INFINITE, null);
				}
			} catch (CoreException e) {
				Activator.log.error(e);
			}
		}
		return javaFile;
	}
}