source: default/trunk/de.ugoe.cs.swe.bnftools.ebnf.ui/src/de/ugoe/cs/swe/bnftools/ui/modelingtools/SaveNodeModelXMIHandler.java

package de.ugoe.cs.swe.bnftools.ui.modelingtools;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.NullProgressMonitor;
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.xmi.impl.XMLResourceFactoryImpl;
import org.eclipse.ui.handlers.HandlerUtil;
import org.eclipse.xtext.parsetree.NodeAdapter;
import org.eclipse.xtext.parsetree.NodeUtil;
import org.eclipse.xtext.ui.editor.XtextEditor;

import de.ugoe.cs.swe.bnftools.utils.RootEObjectFinder;

public class SaveNodeModelXMIHandler extends AbstractHandler {

        public Object execute(ExecutionEvent event) throws ExecutionException {
                try {
                        XtextEditor editor = (XtextEditor) HandlerUtil
                                        .getActiveEditor(event);
                        
                        EObject root = editor.getDocument().readOnly(new RootEObjectFinder());
                        IProject project  = editor.getResource().getProject();
                        IPath projectPath = project.getLocation();
                        String name = editor.getResource().getName();
                        NodeAdapter rootNode = NodeUtil.getNodeAdapter(root);
                        saveModel(projectPath + "//" + name + ".xmi", rootNode.getParserNode());
                        
                        project.refreshLocal(IResource.DEPTH_INFINITE, new NullProgressMonitor());
                } catch (Exception e) {
                        e.printStackTrace();
                }
                return null;
        }

        // --------------------------------------------------------------------------------

        public void saveModel(String filename, EObject project) {
                try {
                        URI fileURI = URI.createFileURI(filename);
                        Resource poResource = new XMLResourceFactoryImpl()
                                        .createResource(fileURI);
                        poResource.getContents().add(project);
                        poResource.save(null);
                } catch (Exception ex) {
                        ex.printStackTrace();
                }
        }

}