| /******************************************************************************* |
| * Copyright (c) 2000, 2012 IBM Corporation and others. |
| * |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.corext.fix; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.LinkedList; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.graphics.TextLayout; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.Link; |
| import org.eclipse.swt.widgets.Shell; |
| |
| import org.eclipse.core.runtime.Assert; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| import org.eclipse.core.runtime.preferences.DefaultScope; |
| import org.eclipse.core.runtime.preferences.IEclipsePreferences; |
| import org.eclipse.core.runtime.preferences.InstanceScope; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.ProjectScope; |
| |
| import org.eclipse.core.filebuffers.FileBuffers; |
| import org.eclipse.core.filebuffers.ITextFileBuffer; |
| import org.eclipse.core.filebuffers.ITextFileBufferManager; |
| import org.eclipse.core.filebuffers.LocationKind; |
| |
| import org.eclipse.text.edits.MalformedTreeException; |
| import org.eclipse.text.edits.TextEdit; |
| import org.eclipse.text.edits.UndoEdit; |
| |
| import org.eclipse.jface.dialogs.Dialog; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.window.Window; |
| |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.BadPositionCategoryException; |
| import org.eclipse.jface.text.DefaultPositionUpdater; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.IDocumentExtension4; |
| import org.eclipse.jface.text.IRegion; |
| import org.eclipse.jface.text.Position; |
| import org.eclipse.jface.text.Region; |
| |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.dialogs.PreferencesUtil; |
| |
| import org.eclipse.ltk.core.refactoring.Change; |
| import org.eclipse.ltk.core.refactoring.CompositeChange; |
| import org.eclipse.ltk.core.refactoring.IRefactoringCoreStatusCodes; |
| import org.eclipse.ltk.core.refactoring.IUndoManager; |
| import org.eclipse.ltk.core.refactoring.NullChange; |
| import org.eclipse.ltk.core.refactoring.PerformChangeOperation; |
| import org.eclipse.ltk.core.refactoring.RefactoringCore; |
| import org.eclipse.ltk.core.refactoring.RefactoringStatus; |
| import org.eclipse.ltk.core.refactoring.TextFileChange; |
| import org.eclipse.ltk.ui.refactoring.RefactoringUI; |
| |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.dom.ASTParser; |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jdt.core.manipulation.SharedASTProviderCore; |
| |
| import org.eclipse.jdt.internal.corext.fix.CleanUpRefactoring.CleanUpChange; |
| import org.eclipse.jdt.internal.corext.refactoring.util.RefactoringASTParser; |
| import org.eclipse.jdt.internal.corext.util.Messages; |
| |
| import org.eclipse.jdt.ui.JavaUI; |
| import org.eclipse.jdt.ui.cleanup.CleanUpContext; |
| import org.eclipse.jdt.ui.cleanup.CleanUpOptions; |
| import org.eclipse.jdt.ui.cleanup.CleanUpRequirements; |
| import org.eclipse.jdt.ui.cleanup.ICleanUp; |
| |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| import org.eclipse.jdt.internal.ui.actions.ActionUtil; |
| import org.eclipse.jdt.internal.ui.dialogs.OptionalMessageDialog; |
| import org.eclipse.jdt.internal.ui.fix.IMultiLineCleanUp.MultiLineCleanUpContext; |
| import org.eclipse.jdt.internal.ui.fix.MapCleanUpOptions; |
| import org.eclipse.jdt.internal.ui.javaeditor.saveparticipant.IPostSaveListener; |
| import org.eclipse.jdt.internal.ui.preferences.BulletListBlock; |
| import org.eclipse.jdt.internal.ui.preferences.SaveParticipantPreferencePage; |
| |
| public class CleanUpPostSaveListener implements IPostSaveListener { |
| |
| private static class CleanUpSaveUndo extends TextFileChange { |
| |
| private final IFile fFile; |
| private final UndoEdit[] fUndos; |
| private final long fDocumentStamp; |
| private final long fFileStamp; |
| |
| public CleanUpSaveUndo(String name, IFile file, UndoEdit[] undos, long documentStamp, long fileStamp) { |
| super(name, file); |
| Assert.isNotNull(undos); |
| |
| fDocumentStamp= documentStamp; |
| fFileStamp= fileStamp; |
| fFile= file; |
| fUndos= undos; |
| } |
| |
| @Override |
| public final boolean needsSaving() { |
| return true; |
| } |
| |
| @Override |
| public Change perform(IProgressMonitor pm) throws CoreException { |
| if (isValid(pm).hasFatalError()) |
| return new NullChange(); |
| |
| if (pm == null) |
| pm= new NullProgressMonitor(); |
| |
| ITextFileBufferManager manager= FileBuffers.getTextFileBufferManager(); |
| pm.beginTask("", 2); //$NON-NLS-1$ |
| ITextFileBuffer buffer= null; |
| try { |
| manager.connect(fFile.getFullPath(), LocationKind.IFILE, new SubProgressMonitor(pm, 1)); |
| buffer= manager.getTextFileBuffer(fFile.getFullPath(), LocationKind.IFILE); |
| |
| final IDocument document= buffer.getDocument(); |
| final long oldFileValue= fFile.getModificationStamp(); |
| final LinkedList<UndoEdit> undoEditCollector= new LinkedList<>(); |
| final long[] oldDocValue= new long[1]; |
| final boolean[] setContentStampSuccess= { false }; |
| |
| if (! buffer.isSynchronizationContextRequested()) { |
| performEdit(document, oldFileValue, undoEditCollector, oldDocValue, setContentStampSuccess); |
| |
| } else { |
| ITextFileBufferManager fileBufferManager= FileBuffers.getTextFileBufferManager(); |
| |
| class UIRunnable implements Runnable { |
| public boolean fDone; |
| public Exception fException; |
| |
| @Override |
| public void run() { |
| synchronized (this) { |
| try { |
| performEdit(document, oldFileValue, undoEditCollector, oldDocValue, setContentStampSuccess); |
| } catch (BadLocationException | MalformedTreeException | CoreException e) { |
| fException= e; |
| } finally { |
| fDone= true; |
| notifyAll(); |
| } |
| } |
| } |
| } |
| UIRunnable runnable= new UIRunnable(); |
| |
| synchronized (runnable) { |
| fileBufferManager.execute(runnable); |
| while (! runnable.fDone) { |
| try { |
| runnable.wait(500); |
| } catch (InterruptedException x) { |
| } |
| } |
| } |
| |
| if (runnable.fException != null) { |
| if (runnable.fException instanceof BadLocationException) { |
| throw (BadLocationException) runnable.fException; |
| } else if (runnable.fException instanceof MalformedTreeException) { |
| throw (MalformedTreeException) runnable.fException; |
| } else if (runnable.fException instanceof CoreException) { |
| throw (CoreException) runnable.fException; |
| } |
| } |
| } |
| |
| buffer.commit(pm, false); |
| if (!setContentStampSuccess[0]) { |
| fFile.revertModificationStamp(fFileStamp); |
| } |
| |
| return new CleanUpSaveUndo(getName(), fFile, undoEditCollector.toArray(new UndoEdit[undoEditCollector.size()]), oldDocValue[0], oldFileValue); |
| } catch (BadLocationException e) { |
| throw wrapBadLocationException(e); |
| } finally { |
| if (buffer != null) |
| manager.disconnect(fFile.getFullPath(), LocationKind.IFILE, new SubProgressMonitor(pm, 1)); |
| } |
| } |
| |
| private void performEdit(IDocument document, long oldFileValue, LinkedList<UndoEdit> editCollector, long[] oldDocValue, boolean[] setContentStampSuccess) throws MalformedTreeException, BadLocationException, CoreException { |
| if (document instanceof IDocumentExtension4) { |
| oldDocValue[0]= ((IDocumentExtension4)document).getModificationStamp(); |
| } else { |
| oldDocValue[0]= oldFileValue; |
| } |
| |
| // perform the changes |
| for (UndoEdit edit : fUndos) { |
| UndoEdit redo= edit.apply(document, TextEdit.CREATE_UNDO); |
| editCollector.addFirst(redo); |
| } |
| |
| if (document instanceof IDocumentExtension4 && fDocumentStamp != IDocumentExtension4.UNKNOWN_MODIFICATION_STAMP) { |
| try { |
| ((IDocumentExtension4)document).replace(0, 0, "", fDocumentStamp); //$NON-NLS-1$ |
| setContentStampSuccess[0]= true; |
| } catch (BadLocationException e) { |
| throw wrapBadLocationException(e); |
| } |
| } |
| } |
| } |
| |
| private static final class SlowCleanUpWarningDialog extends OptionalMessageDialog { |
| |
| private static final String ID= "SaveActions.slowWarningDialog"; //$NON-NLS-1$ |
| |
| private final String fCleanUpNames; |
| |
| protected SlowCleanUpWarningDialog(Shell parent, String title, String cleanUpNames) { |
| super(ID, parent, title, null, null, MessageDialog.WARNING, new String[] { IDialogConstants.OK_LABEL}, 0); |
| fCleanUpNames= cleanUpNames; |
| } |
| |
| @Override |
| protected Control createMessageArea(Composite parent) { |
| initializeDialogUnits(parent); |
| |
| Composite messageComposite= new Composite(parent, SWT.NONE); |
| messageComposite.setFont(parent.getFont()); |
| GridLayout layout= new GridLayout(); |
| layout.numColumns= 1; |
| layout.marginHeight= 0; |
| layout.marginWidth= 0; |
| layout.verticalSpacing= convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING); |
| layout.horizontalSpacing= convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_SPACING); |
| messageComposite.setLayout(layout); |
| messageComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); |
| |
| Label explain= new Label(messageComposite, SWT.WRAP); |
| explain.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); |
| explain.setText(FixMessages.CleanUpPostSaveListener_SlowCleanUpWarningDialog_explain); |
| |
| final BulletListBlock cleanUpListBlock= new BulletListBlock(messageComposite, SWT.NONE); |
| GridData gridData= new GridData(SWT.FILL, SWT.FILL, true, true); |
| cleanUpListBlock.setLayoutData(gridData); |
| cleanUpListBlock.setText(fCleanUpNames); |
| |
| TextLayout textLayout= new TextLayout(messageComposite.getDisplay()); |
| textLayout.setText(fCleanUpNames); |
| int lineCount= textLayout.getLineCount(); |
| if (lineCount < 5) |
| gridData.heightHint= textLayout.getLineBounds(0).height * 6; |
| textLayout.dispose(); |
| |
| Link link= new Link(messageComposite, SWT.NONE); |
| link.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false)); |
| link.setText(FixMessages.CleanUpPostSaveListener_SlowCleanUpDialog_link); |
| |
| link.addSelectionListener(new SelectionAdapter() { |
| /* |
| * @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent) |
| */ |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| PreferencesUtil.createPreferenceDialogOn(getShell(), SaveParticipantPreferencePage.PREFERENCE_PAGE_ID, null, null).open(); |
| } |
| }); |
| |
| return messageComposite; |
| } |
| } |
| |
| public static final String POSTSAVELISTENER_ID= "org.eclipse.jdt.ui.postsavelistener.cleanup"; //$NON-NLS-1$ |
| private static final String WARNING_VALUE= "warning"; //$NON-NLS-1$ |
| private static final String ERROR_VALUE= "error"; //$NON-NLS-1$ |
| private static final String CHANGED_REGION_POSITION_CATEGORY= "changed_region_position_category"; //$NON-NLS-1$ |
| private static boolean FIRST_CALL= false; |
| private static boolean FIRST_CALL_DONE= false; |
| |
| @Override |
| public boolean needsChangedRegions(ICompilationUnit unit) throws CoreException { |
| ICleanUp[] cleanUps= getCleanUps(unit.getJavaProject().getProject()); |
| return requiresChangedRegions(cleanUps); |
| } |
| |
| @Override |
| public void saved(ICompilationUnit unit, IRegion[] changedRegions, IProgressMonitor monitor) throws CoreException { |
| if (monitor == null) |
| monitor= new NullProgressMonitor(); |
| |
| monitor.beginTask(getName(), IProgressMonitor.UNKNOWN); |
| |
| try { |
| if (!ActionUtil.isOnBuildPath(unit)) |
| return; |
| |
| ICleanUp[] cleanUps= getCleanUps(unit.getJavaProject().getProject()); |
| |
| long oldFileValue= unit.getResource().getModificationStamp(); |
| long oldDocValue= getDocumentStamp((IFile)unit.getResource(), new SubProgressMonitor(monitor, 2)); |
| |
| CompositeChange result= new CompositeChange(FixMessages.CleanUpPostSaveListener_SaveAction_ChangeName); |
| LinkedList<UndoEdit> undoEdits= new LinkedList<>(); |
| |
| if (FIRST_CALL && !FIRST_CALL_DONE) { |
| FIRST_CALL= false; |
| FIRST_CALL_DONE= true; |
| } else { |
| FIRST_CALL= true; |
| } |
| HashSet<ICleanUp> slowCleanUps; |
| if (FIRST_CALL_DONE) { |
| slowCleanUps= new HashSet<>(); |
| } else { |
| slowCleanUps= null; |
| } |
| IUndoManager manager= RefactoringCore.getUndoManager(); |
| |
| boolean success= false; |
| try { |
| manager.aboutToPerformChange(result); |
| |
| do { |
| RefactoringStatus preCondition= new RefactoringStatus(); |
| for (ICleanUp cleanUp : cleanUps) { |
| RefactoringStatus conditions= cleanUp.checkPreConditions(unit.getJavaProject(), new ICompilationUnit[] {unit}, new SubProgressMonitor(monitor, 5)); |
| preCondition.merge(conditions); |
| } |
| if (showStatus(preCondition) != Window.OK) |
| return; |
| |
| Map<String, String> options= new HashMap<>(); |
| for (ICleanUp cleanUp : cleanUps) { |
| Map<String, String> map= cleanUp.getRequirements().getCompilerOptions(); |
| if (map != null) { |
| options.putAll(map); |
| } |
| } |
| |
| CompilationUnit ast= null; |
| if (requiresAST(cleanUps)) { |
| ast= createAst(unit, options, new SubProgressMonitor(monitor, 10)); |
| } |
| |
| CleanUpContext context; |
| if (changedRegions == null) { |
| context= new CleanUpContext(unit, ast); |
| } else { |
| context= new MultiLineCleanUpContext(unit, ast, changedRegions); |
| } |
| |
| ArrayList<ICleanUp> undoneCleanUps= new ArrayList<>(); |
| CleanUpChange change= CleanUpRefactoring.calculateChange(context, cleanUps, undoneCleanUps, slowCleanUps); |
| |
| RefactoringStatus postCondition= new RefactoringStatus(); |
| for (ICleanUp cleanUp : cleanUps) { |
| RefactoringStatus conditions= cleanUp.checkPostConditions(new SubProgressMonitor(monitor, 1)); |
| postCondition.merge(conditions); |
| } |
| if (showStatus(postCondition) != Window.OK) |
| return; |
| |
| cleanUps= undoneCleanUps.toArray(new ICleanUp[undoneCleanUps.size()]); |
| if (change != null) { |
| result.add(change); |
| |
| change.setSaveMode(TextFileChange.LEAVE_DIRTY); |
| change.initializeValidationData(new NullProgressMonitor()); |
| |
| PerformChangeOperation performChangeOperation= new PerformChangeOperation(change); |
| performChangeOperation.setSchedulingRule(unit.getSchedulingRule()); |
| |
| if (changedRegions != null && changedRegions.length > 0 && requiresChangedRegions(cleanUps)) { |
| changedRegions= performWithChangedRegionUpdate(performChangeOperation, changedRegions, unit, new SubProgressMonitor(monitor, 5)); |
| } else { |
| performChangeOperation.run(new SubProgressMonitor(monitor, 5)); |
| } |
| |
| performChangeOperation.getUndoChange(); |
| undoEdits.addFirst(change.getUndoEdit()); |
| } |
| } while (cleanUps.length > 0); |
| success= true; |
| } finally { |
| manager.changePerformed(result, success); |
| } |
| |
| if (undoEdits.size() > 0) { |
| UndoEdit[] undoEditArray= undoEdits.toArray(new UndoEdit[undoEdits.size()]); |
| CleanUpSaveUndo undo= new CleanUpSaveUndo(result.getName(), (IFile)unit.getResource(), undoEditArray, oldDocValue, oldFileValue); |
| undo.initializeValidationData(new NullProgressMonitor()); |
| manager.addUndo(result.getName(), undo); |
| } |
| |
| if (slowCleanUps != null && slowCleanUps.size() > 0) |
| showSlowCleanUpsWarning(slowCleanUps); |
| } finally { |
| monitor.done(); |
| } |
| } |
| |
| private static ICleanUp[] getCleanUps(IProject project) throws CoreException { |
| ICleanUp[] cleanUps; |
| Map<String, String> settings= CleanUpPreferenceUtil.loadSaveParticipantOptions(new ProjectScope(project)); |
| if (settings == null) { |
| IEclipsePreferences contextNode= InstanceScope.INSTANCE.getNode(JavaUI.ID_PLUGIN); |
| String id= contextNode.get(CleanUpConstants.CLEANUP_ON_SAVE_PROFILE, null); |
| if (id == null) { |
| id= DefaultScope.INSTANCE.getNode(JavaUI.ID_PLUGIN).get(CleanUpConstants.CLEANUP_ON_SAVE_PROFILE, CleanUpConstants.DEFAULT_SAVE_PARTICIPANT_PROFILE); |
| } |
| throw new CoreException(new Status(IStatus.ERROR, JavaUI.ID_PLUGIN, Messages.format(FixMessages.CleanUpPostSaveListener_unknown_profile_error_message, id))); |
| } |
| |
| if (CleanUpOptions.TRUE.equals(settings.get(CleanUpConstants.CLEANUP_ON_SAVE_ADDITIONAL_OPTIONS))) { |
| cleanUps= getCleanUps(settings, null); |
| } else { |
| HashMap<String, String> filteredSettins= new HashMap<>(); |
| filteredSettins.put(CleanUpConstants.FORMAT_SOURCE_CODE, settings.get(CleanUpConstants.FORMAT_SOURCE_CODE)); |
| filteredSettins.put(CleanUpConstants.FORMAT_SOURCE_CODE_CHANGES_ONLY, settings.get(CleanUpConstants.FORMAT_SOURCE_CODE_CHANGES_ONLY)); |
| filteredSettins.put(CleanUpConstants.ORGANIZE_IMPORTS, settings.get(CleanUpConstants.ORGANIZE_IMPORTS)); |
| Set<String> ids= new HashSet<>(2); |
| ids.add("org.eclipse.jdt.ui.cleanup.format"); //$NON-NLS-1$ |
| ids.add("org.eclipse.jdt.ui.cleanup.imports"); //$NON-NLS-1$ |
| cleanUps= getCleanUps(filteredSettins, ids); |
| } |
| |
| return cleanUps; |
| } |
| |
| private static ICleanUp[] getCleanUps(Map<String, String> settings, Set<String> ids) { |
| ICleanUp[] result= JavaPlugin.getDefault().getCleanUpRegistry().createCleanUps(ids); |
| |
| for (ICleanUp cleanUp : result) { |
| cleanUp.setOptions(new MapCleanUpOptions(settings)); |
| } |
| |
| return result; |
| } |
| |
| |
| private int showStatus(RefactoringStatus status) { |
| if (!status.hasError()) |
| return Window.OK; |
| |
| Shell shell= PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(); |
| |
| Dialog dialog= RefactoringUI.createRefactoringStatusDialog(status, shell, "", false); //$NON-NLS-1$ |
| return dialog.open(); |
| } |
| |
| private long getDocumentStamp(IFile file, IProgressMonitor monitor) throws CoreException { |
| final ITextFileBufferManager manager= FileBuffers.getTextFileBufferManager(); |
| final IPath path= file.getFullPath(); |
| |
| monitor.beginTask("", 2); //$NON-NLS-1$ |
| |
| ITextFileBuffer buffer= null; |
| try { |
| manager.connect(path, LocationKind.IFILE, new SubProgressMonitor(monitor, 1)); |
| buffer= manager.getTextFileBuffer(path, LocationKind.IFILE); |
| IDocument document= buffer.getDocument(); |
| |
| if (document instanceof IDocumentExtension4) { |
| return ((IDocumentExtension4)document).getModificationStamp(); |
| } else { |
| return file.getModificationStamp(); |
| } |
| } finally { |
| if (buffer != null) |
| manager.disconnect(path, LocationKind.IFILE, new SubProgressMonitor(monitor, 1)); |
| monitor.done(); |
| } |
| } |
| |
| private IRegion[] performWithChangedRegionUpdate(PerformChangeOperation performChangeOperation, IRegion[] changedRegions, ICompilationUnit unit, IProgressMonitor monitor) throws CoreException { |
| final ITextFileBufferManager manager= FileBuffers.getTextFileBufferManager(); |
| final IPath path= unit.getResource().getFullPath(); |
| |
| monitor.beginTask("", 7); //$NON-NLS-1$ |
| |
| ITextFileBuffer buffer= null; |
| try { |
| manager.connect(path, LocationKind.IFILE, new SubProgressMonitor(monitor, 1)); |
| buffer= manager.getTextFileBuffer(path, LocationKind.IFILE); |
| IDocument document= buffer.getDocument(); |
| |
| document.addPositionCategory(CHANGED_REGION_POSITION_CATEGORY); |
| DefaultPositionUpdater updater= new DefaultPositionUpdater(CHANGED_REGION_POSITION_CATEGORY); |
| try { |
| document.addPositionUpdater(updater); |
| |
| Position[] positions= new Position[changedRegions.length]; |
| for (int i= 0; i < changedRegions.length; i++) { |
| try { |
| Position position= new Position(changedRegions[i].getOffset(), changedRegions[i].getLength()); |
| document.addPosition(CHANGED_REGION_POSITION_CATEGORY, position); |
| |
| positions[i]= position; |
| } catch (BadLocationException e) { |
| throw wrapBadLocationException(e); |
| } catch (BadPositionCategoryException e) { |
| throw wrapBadPositionCategoryException(e); |
| } |
| } |
| |
| performChangeOperation.run(new SubProgressMonitor(monitor, 5)); |
| |
| ArrayList<Region> result= new ArrayList<>(); |
| for (Position position : positions) { |
| if (!position.isDeleted()) |
| result.add(new Region(position.getOffset(), position.getLength())); |
| } |
| |
| return result.toArray(new IRegion[result.size()]); |
| } finally { |
| document.removePositionUpdater(updater); |
| try { |
| document.removePositionCategory(CHANGED_REGION_POSITION_CATEGORY); |
| } catch (BadPositionCategoryException e) { |
| throw wrapBadPositionCategoryException(e); |
| } |
| } |
| } finally { |
| if (buffer != null) |
| manager.disconnect(path, LocationKind.IFILE, new SubProgressMonitor(monitor, 1)); |
| monitor.done(); |
| } |
| } |
| |
| private boolean requiresAST(ICleanUp[] cleanUps) { |
| for (ICleanUp cleanUp : cleanUps) { |
| if (cleanUp.getRequirements().requiresAST()) { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| private boolean requiresChangedRegions(ICleanUp[] cleanUps) { |
| for (ICleanUp cleanUp : cleanUps) { |
| CleanUpRequirements requirements= cleanUp.getRequirements(); |
| if (requirements.requiresChangedRegions()) |
| return true; |
| } |
| |
| return false; |
| } |
| |
| private CompilationUnit createAst(ICompilationUnit unit, Map<String, String> cleanUpOptions, IProgressMonitor monitor) { |
| IJavaProject project= unit.getJavaProject(); |
| if (compatibleOptions(project, cleanUpOptions)) { |
| CompilationUnit ast= SharedASTProviderCore.getAST(unit, SharedASTProviderCore.WAIT_NO, monitor); |
| if (ast != null) |
| return ast; |
| } |
| |
| ASTParser parser= CleanUpRefactoring.createCleanUpASTParser(); |
| parser.setSource(unit); |
| |
| Map<String, String> compilerOptions= RefactoringASTParser.getCompilerOptions(unit.getJavaProject()); |
| compilerOptions.putAll(cleanUpOptions); |
| parser.setCompilerOptions(compilerOptions); |
| |
| return (CompilationUnit)parser.createAST(monitor); |
| } |
| |
| private boolean compatibleOptions(IJavaProject project, Map<String, String> cleanUpOptions) { |
| if (cleanUpOptions.isEmpty()) |
| return true; |
| |
| Map<String, String> projectOptions= project.getOptions(true); |
| |
| for (Map.Entry<String, String> entry : cleanUpOptions.entrySet()) { |
| String key = entry.getKey(); |
| String projectOption= projectOptions.get(key); |
| String cleanUpOption= entry.getValue(); |
| if (!strongerEquals(projectOption, cleanUpOption)) |
| return false; |
| } |
| |
| return true; |
| } |
| |
| private boolean strongerEquals(String projectOption, String cleanUpOption) { |
| if (projectOption == null) |
| return false; |
| |
| if (ERROR_VALUE.equals(cleanUpOption)) { |
| return ERROR_VALUE.equals(projectOption); |
| } else if (WARNING_VALUE.equals(cleanUpOption)) { |
| return ERROR_VALUE.equals(projectOption) || WARNING_VALUE.equals(projectOption); |
| } |
| |
| return false; |
| } |
| |
| @Override |
| public String getName() { |
| return FixMessages.CleanUpPostSaveListener_name; |
| } |
| |
| @Override |
| public String getId() { |
| return POSTSAVELISTENER_ID; |
| } |
| |
| private static CoreException wrapBadLocationException(BadLocationException e) { |
| String message= e.getMessage(); |
| if (message == null) |
| message= "BadLocationException"; //$NON-NLS-1$ |
| return new CoreException(new Status(IStatus.ERROR, JavaUI.ID_PLUGIN, IRefactoringCoreStatusCodes.BAD_LOCATION, message, e)); |
| } |
| |
| private CoreException wrapBadPositionCategoryException(BadPositionCategoryException e) { |
| String message= e.getMessage(); |
| if (message == null) |
| message= "BadPositionCategoryException"; //$NON-NLS-1$ |
| return new CoreException(new Status(IStatus.ERROR, JavaUI.ID_PLUGIN, 0, message, e)); |
| } |
| |
| private void showSlowCleanUpsWarning(HashSet<ICleanUp> slowCleanUps) { |
| |
| final StringBuilder cleanUpNames= new StringBuilder(); |
| for (ICleanUp cleanUp : slowCleanUps) { |
| String[] descriptions= cleanUp.getStepDescriptions(); |
| if (descriptions != null) { |
| for (String description : descriptions) { |
| if (cleanUpNames.length() > 0) |
| cleanUpNames.append('\n'); |
| cleanUpNames.append(description); |
| } |
| } |
| } |
| |
| if (Display.getCurrent() != null) { |
| showSlowCleanUpDialog(cleanUpNames); |
| } else { |
| Display.getDefault().asyncExec(() -> showSlowCleanUpDialog(cleanUpNames)); |
| } |
| } |
| |
| private void showSlowCleanUpDialog(final StringBuilder cleanUpNames) { |
| if (OptionalMessageDialog.isDialogEnabled(SlowCleanUpWarningDialog.ID)) { |
| Shell shell= PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(); |
| new SlowCleanUpWarningDialog(shell, FixMessages.CleanUpPostSaveListener_SlowCleanUpDialog_title, cleanUpNames.toString()).open(); |
| } |
| } |
| |
| } |