| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Eclipse Public License, Version 1.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.eclipse.org/org/documents/epl-v10.php |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.ide.eclipse.adt.internal.refactorings.core; |
| |
| import static com.android.SdkConstants.ANDROID_URI; |
| import static com.android.SdkConstants.ATTR_NAME; |
| import static com.android.xml.AndroidManifest.ATTRIBUTE_BACKUP_AGENT; |
| import static com.android.xml.AndroidManifest.ATTRIBUTE_MANAGE_SPACE_ACTIVITY; |
| import static com.android.xml.AndroidManifest.ATTRIBUTE_PARENT_ACTIVITY_NAME; |
| import static com.android.xml.AndroidManifest.ATTRIBUTE_TARGET_ACTIVITY; |
| |
| import com.android.annotations.NonNull; |
| import com.android.annotations.Nullable; |
| import com.android.ide.eclipse.adt.AdtPlugin; |
| import com.android.xml.AndroidManifest; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.wst.sse.core.StructuredModelManager; |
| import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel; |
| import org.eclipse.wst.sse.core.internal.provisional.IndexedRegion; |
| import org.w3c.dom.Attr; |
| import org.w3c.dom.Element; |
| |
| import java.io.IOException; |
| import java.io.UnsupportedEncodingException; |
| |
| /** |
| * The utility class for android refactoring |
| * |
| */ |
| @SuppressWarnings("restriction") |
| public class RefactoringUtil { |
| |
| private static boolean sRefactorAppPackage = false; |
| |
| /** |
| * Releases SSE read model; saves SSE model if exists edit model |
| * Called in dispose method of refactoring change classes |
| * |
| * @param model the SSE model |
| * @param document the document |
| */ |
| public static void fixModel(IStructuredModel model, IDocument document) { |
| if (model != null) { |
| model.releaseFromRead(); |
| } |
| model = null; |
| if (document == null) { |
| return; |
| } |
| try { |
| model = StructuredModelManager.getModelManager().getExistingModelForEdit(document); |
| if (model != null) { |
| model.save(); |
| } |
| } catch (UnsupportedEncodingException e1) { |
| // ignore |
| } catch (IOException e1) { |
| // ignore |
| } catch (CoreException e1) { |
| // ignore |
| } finally { |
| if (model != null) { |
| model.releaseFromEdit(); |
| } |
| } |
| } |
| |
| /** |
| * Logs the info message |
| * |
| * @param message the message |
| */ |
| public static void logInfo(String message) { |
| AdtPlugin.log(IStatus.INFO, AdtPlugin.PLUGIN_ID, message); |
| } |
| |
| /** |
| * Logs the the exception |
| * |
| * @param e the exception |
| */ |
| public static void log(Throwable e) { |
| AdtPlugin.log(e, e.getMessage()); |
| } |
| |
| /** |
| * @return true if Rename/Move package needs to change the application package |
| * default is false |
| * |
| */ |
| public static boolean isRefactorAppPackage() { |
| return sRefactorAppPackage; |
| } |
| |
| /** |
| * @param refactorAppPackage true if Rename/Move package needs to change the application package |
| */ |
| public static void setRefactorAppPackage(boolean refactorAppPackage) { |
| RefactoringUtil.sRefactorAppPackage = refactorAppPackage; |
| } |
| |
| /** |
| * Returns the range of the attribute value in the given document |
| * |
| * @param attr the attribute to look up |
| * @param document the document containing the attribute |
| * @return the range of the value text, not including quotes, in the document |
| */ |
| public static int getAttributeValueRangeStart( |
| @NonNull Attr attr, |
| @NonNull IDocument document) { |
| IndexedRegion region = (IndexedRegion) attr; |
| int potentialStart = attr.getName().length() + 2; // + 2: add =" |
| String text; |
| try { |
| text = document.get(region.getStartOffset(), |
| region.getEndOffset() - region.getStartOffset()); |
| } catch (BadLocationException e) { |
| return -1; |
| } |
| String value = attr.getValue(); |
| int index = text.indexOf(value, potentialStart); |
| if (index != -1) { |
| return region.getStartOffset() + index; |
| } else { |
| return -1; |
| } |
| } |
| |
| /** |
| * Returns the start of the tag name of the given element |
| * |
| * @param element the element to look up |
| * @param document the document containing the attribute |
| * @return the index of the start tag in the document |
| */ |
| public static int getTagNameRangeStart( |
| @NonNull Element element, |
| @NonNull IDocument document) { |
| IndexedRegion region = (IndexedRegion) element; |
| int potentialStart = 1; // add '<' |
| String text; |
| try { |
| text = document.get(region.getStartOffset(), |
| region.getEndOffset() - region.getStartOffset()); |
| } catch (BadLocationException e) { |
| return -1; |
| } |
| int index = text.indexOf(element.getTagName(), potentialStart); |
| if (index != -1) { |
| return region.getStartOffset() + index; |
| } else { |
| return -1; |
| } |
| } |
| |
| /** |
| * Returns whether the given manifest attribute should be considered to describe |
| * a class name. These will be eligible for refactoring when classes are renamed |
| * or moved. |
| * |
| * @param attribute the manifest attribute |
| * @return true if this attribute can describe a class |
| */ |
| public static boolean isManifestClassAttribute(@NonNull Attr attribute) { |
| return isManifestClassAttribute( |
| attribute.getOwnerElement().getTagName(), |
| attribute.getNamespaceURI(), |
| attribute.getLocalName()); |
| } |
| |
| /** |
| * Returns whether the given manifest attribute should be considered to describe |
| * a class name. These will be eligible for refactoring when classes are renamed |
| * or moved. |
| * |
| * @param tag the tag, if known |
| * @param uri the attribute namespace, if any |
| * @param name the attribute local name, if any |
| * @return true if this attribute can describe a class |
| */ |
| public static boolean isManifestClassAttribute( |
| @Nullable String tag, |
| @Nullable String uri, |
| @Nullable String name) { |
| if (name == null) { |
| return false; |
| } |
| |
| if ((name.equals(ATTR_NAME) |
| && (AndroidManifest.NODE_ACTIVITY.equals(tag) |
| || AndroidManifest.NODE_APPLICATION.equals(tag) |
| || AndroidManifest.NODE_INSTRUMENTATION.equals(tag) |
| || AndroidManifest.NODE_PROVIDER.equals(tag) |
| || AndroidManifest.NODE_SERVICE.equals(tag) |
| || AndroidManifest.NODE_RECEIVER.equals(tag))) |
| || name.equals(ATTRIBUTE_TARGET_ACTIVITY) |
| || name.equals(ATTRIBUTE_MANAGE_SPACE_ACTIVITY) |
| || name.equals(ATTRIBUTE_BACKUP_AGENT) |
| || name.equals(ATTRIBUTE_PARENT_ACTIVITY_NAME)) { |
| return ANDROID_URI.equals(uri); |
| } |
| |
| return false; |
| } |
| } |