/*******************************************************************************
* Copyright (c) 2007, 2013 Borland Software Corporation and others.
*
* 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:
* Borland Software Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.m2m.internal.qvt.oml.emf.util.ui.choosers;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.filesystem.EFS;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IMarker;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Status;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EValidator;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.URIConverter;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.m2m.internal.qvt.oml.emf.util.URIUtils;
import org.eclipse.m2m.internal.qvt.oml.emf.util.ui.EmfUtilUiPlugin;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.IEditorDescriptor;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.editors.text.EditorsUI;
import org.eclipse.ui.ide.IDE;
import org.eclipse.ui.ide.IGotoMarker;
public class ResourceSaver implements IResultSaver{
public IStatus canSave(EClassifier cls, URI destUri) {
URI converted = URIConverter.INSTANCE.normalize(destUri);
IStatus okStatus = new Status(IStatus.OK, EmfUtilUiPlugin.ID, IStatus.OK, "", null);//$NON-NLS-1$
String scheme = converted.scheme();
if (converted.isFile()) {
if (!"file".equals(scheme) && !"platform".equals(scheme)) { //$NON-NLS-1$ //$NON-NLS-2$
return new Status(IStatus.ERROR, EmfUtilUiPlugin.ID, IStatus.ERROR, Messages.format(Messages.ResourceSaver_UriNotFile, new Object[] {destUri, scheme}), null);
}
}
else {
if ("archive".equals(scheme)) { //$NON-NLS-1$
return okStatus;
}
else if (converted.isPlatformResource()) {
return okStatus;
}
// else if (isEFSScheme(scheme)) {
// return true;
// }
else {
try {
URL url = new URL(destUri.toString());
url.openConnection();
return okStatus;
}
catch (MalformedURLException e) {
}
catch (IOException e) {
}
}
}
return new Status(IStatus.ERROR, EmfUtilUiPlugin.ID, IStatus.ERROR, NLS.bind(Messages.ResourceSaver_UriCorrupted, destUri), null);
}
public void clean(URI destUri) throws Exception {
IFile file = org.eclipse.m2m.internal.qvt.oml.emf.util.URIUtils.getFile(destUri);
if(file == null) {
return;
}
file.delete(true, true, null);
}
public boolean select(EObject obj, IWorkbenchPage page) throws CoreException {
Resource resource = obj.eResource();
if(resource == null) {
return false;
}
URIConverter uriConverter = resource.getResourceSet() != null ? resource.getResourceSet().getURIConverter() : URIConverter.INSTANCE;
URI uri = uriConverter.normalize(resource.getURI());
IEditorDescriptor defaultEditorDescriptor = null;
IFile file = URIUtils.getFile(uri);
if(file == null || !file.exists()) {
try {
defaultEditorDescriptor = IDE.getEditorDescriptor(uri.toFileString());
} catch (RuntimeException e) {
}
file = null;
} else {
defaultEditorDescriptor = IDE.getDefaultEditor(file);
resource.setURI(URI.createPlatformResourceURI(file.getFullPath().toString(), true));
}
if (defaultEditorDescriptor == null) {
return false;
}
IEditorPart part = null;
String defaultID = defaultEditorDescriptor.getId();
if (EditorsUI.DEFAULT_TEXT_EDITOR_ID.equals(defaultID)) {
if (file == null) {
part = openInEditor(page, uri);
} else {
part = openEditor(page, file, "org.eclipse.emf.ecore.presentation.ReflectiveEditorID"); //$NON-NLS-1$
}
}
if (part == null) {
if (file == null) {
part = openInEditor(page, uri);
} else {
part = openEditor(page, file, defaultID);
}
}
if (part == null) {
return false;
}
if(part instanceof IGotoMarker == false) {
return true;
}
IGotoMarker gotoMarker = (IGotoMarker) part;
IMarker marker = makeMarker(obj, file);
try {
gotoMarker.gotoMarker(marker);
} finally {
marker.delete();
}
return true;
}
private IEditorPart openEditor(IWorkbenchPage page, IFile file, String id) {
try {
return IDE.openEditor(page, file, id, true);
}
catch (PartInitException e) {
// ignore
}
return null;
}
private IEditorPart openInEditor(IWorkbenchPage page, URI uri) {
IFileStore fileStore = EFS.getLocalFileSystem().getStore(new Path(uri.toFileString()));
if (!fileStore.fetchInfo().isDirectory() && fileStore.fetchInfo().exists()) {
try {
return IDE.openEditorOnFileStore(page, fileStore);
} catch (PartInitException e) {
}
}
return null;
}
public URI getUri(EObject obj) {
return obj == null ? null : EcoreUtil.getURI(obj);
}
private IMarker makeMarker(EObject obj, IFile file) throws CoreException {
URI uri = EcoreUtil.getURI(obj);
Map<String, String> attributes = new HashMap<String, String>();
attributes.put(EValidator.URI_ATTRIBUTE, String.valueOf(uri));
IMarker marker = (file == null ? new ShallowMarker(EValidator.MARKER) : file.createMarker(EValidator.MARKER));
marker.setAttributes(attributes);
return marker;
}
private static class ShallowMarker implements IMarker {
private final Map<String, Object> myAttributes = new HashMap<String, Object>();
private final long myCreationTime;
private final String myType;
public ShallowMarker(String type) {
myCreationTime = System.currentTimeMillis();
myType = type;
}
public Object getAdapter(Class adapter) {
return null;
}
public void delete() throws CoreException {
}
public boolean exists() {
return false;
}
public Object getAttribute(String attributeName) throws CoreException {
return myAttributes.get(attributeName);
}
public int getAttribute(String attributeName, int defaultValue) {
Object object = myAttributes.get(attributeName);
if (object instanceof Integer) {
return ((Integer) object).intValue();
}
return defaultValue;
}
public String getAttribute(String attributeName, String defaultValue) {
Object object = myAttributes.get(attributeName);
if (object instanceof String) {
return (String) object;
}
return defaultValue;
}
public boolean getAttribute(String attributeName, boolean defaultValue) {
Object object = myAttributes.get(attributeName);
if (object instanceof Boolean) {
return (Boolean) object;
}
return defaultValue;
}
public Map<String, Object> getAttributes() throws CoreException {
return myAttributes;
}
public Object[] getAttributes(String[] attributeNames) throws CoreException {
Object[] result = new Object[attributeNames.length];
for (int i = 0; i < attributeNames.length; i++) {
result[i] = getAttribute(attributeNames[i]);
}
return result;
}
public long getCreationTime() throws CoreException {
return myCreationTime;
}
public long getId() {
return myCreationTime;
}
public IResource getResource() {
return null;
}
public String getType() throws CoreException {
return IMarker.MARKER;
}
public boolean isSubtypeOf(String superType) throws CoreException {
return myType.equals(superType);
}
public void setAttribute(String attributeName, int value) throws CoreException {
myAttributes.put(attributeName, value);
}
public void setAttribute(String attributeName, Object value) throws CoreException {
myAttributes.put(attributeName, value);
}
public void setAttribute(String attributeName, boolean value) throws CoreException {
myAttributes.put(attributeName, value);
}
public void setAttributes(String[] attributeNames, Object[] values) throws CoreException {
Assert.isTrue(attributeNames.length == values.length);
for (int i = 0; i < attributeNames.length; i++) {
setAttribute(attributeNames[i], values[i]);
}
}
public void setAttributes(Map<String, ? extends Object> attributes) throws CoreException {
myAttributes.clear();
myAttributes.putAll(attributes);
}
}
}