Examples with RefactoringProcessor org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor used on opensource projects

Example 1 with RefactoringProcessor

use of org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor in project che by eclipse.

the class RenameTypeProcessor method initializeSimilarElementsRenameProcessors.

// --------- Similar names
/**
	 * Creates and initializes the refactoring processors for similarly named elements
	 * @param progressMonitor progress monitor
	 * @param context context
	 * @return status
	 * @throws CoreException should not happen
	 */
private RefactoringStatus initializeSimilarElementsRenameProcessors(IProgressMonitor progressMonitor, CheckConditionsContext context) throws CoreException {
    Assert.isNotNull(fPreloadedElementToName);
    Assert.isNotNull(fPreloadedElementToSelection);
    final RefactoringStatus status = new RefactoringStatus();
    final Set<IMethod> handledTopLevelMethods = new HashSet<IMethod>();
    final Set<Warning> warnings = new HashSet<Warning>();
    final List<RefactoringProcessor> processors = new ArrayList<RefactoringProcessor>();
    fFinalSimilarElementToName = new HashMap<IJavaElement, String>();
    CompilationUnit currentResolvedCU = null;
    ICompilationUnit currentCU = null;
    int current = 0;
    final int max = fPreloadedElementToName.size();
    //$NON-NLS-1$
    progressMonitor.beginTask("", max * 3);
    progressMonitor.setTaskName(RefactoringCoreMessages.RenameTypeProcessor_checking_similarly_named_declarations_refactoring_conditions);
    for (Iterator<IJavaElement> iter = fPreloadedElementToName.keySet().iterator(); iter.hasNext(); ) {
        final IJavaElement element = iter.next();
        current++;
        progressMonitor.worked(3);
        // not selected? -> skip
        if (!(fPreloadedElementToSelection.get(element)).booleanValue())
            continue;
        // already registered? (may happen with overridden methods) -> skip
        if (fFinalSimilarElementToName.containsKey(element))
            continue;
        // CompilationUnit changed? (note: fPreloadedElementToName is sorted by CompilationUnit)
        ICompilationUnit newCU = (ICompilationUnit) element.getAncestor(IJavaElement.COMPILATION_UNIT);
        if (!newCU.equals(currentCU)) {
            checkCUCompleteConditions(status, currentResolvedCU, currentCU, processors);
            if (status.hasFatalError())
                return status;
            // reset values
            currentResolvedCU = null;
            currentCU = newCU;
            processors.clear();
        }
        final String newName = fPreloadedElementToName.get(element);
        RefactoringProcessor processor = null;
        if (element instanceof ILocalVariable) {
            final ILocalVariable currentLocal = (ILocalVariable) element;
            if (currentResolvedCU == null)
                currentResolvedCU = new RefactoringASTParser(ASTProvider.SHARED_AST_LEVEL).parse(currentCU, true);
            processor = createLocalRenameProcessor(currentLocal, newName, currentResolvedCU);
            if (status.hasFatalError())
                return status;
            fFinalSimilarElementToName.put(currentLocal, newName);
        }
        if (element instanceof IField) {
            final IField currentField = (IField) element;
            processor = createFieldRenameProcessor(currentField, newName);
            status.merge(checkForConflictingRename(currentField, newName));
            if (status.hasFatalError())
                return status;
            fFinalSimilarElementToName.put(currentField, newName);
        }
        if (element instanceof IMethod) {
            IMethod currentMethod = (IMethod) element;
            if (MethodChecks.isVirtual(currentMethod)) {
                final IType declaringType = currentMethod.getDeclaringType();
                ITypeHierarchy hierarchy = null;
                if (!declaringType.isInterface())
                    hierarchy = declaringType.newTypeHierarchy(new NullProgressMonitor());
                final IMethod topmost = MethodChecks.getTopmostMethod(currentMethod, hierarchy, new NullProgressMonitor());
                if (topmost != null)
                    currentMethod = topmost;
                if (handledTopLevelMethods.contains(currentMethod))
                    continue;
                handledTopLevelMethods.add(currentMethod);
                final IMethod[] ripples = RippleMethodFinder2.getRelatedMethods(currentMethod, new NullProgressMonitor(), null);
                if (checkForWarnings(warnings, newName, ripples))
                    continue;
                status.merge(checkForConflictingRename(ripples, newName));
                if (status.hasFatalError())
                    return status;
                processor = createVirtualMethodRenameProcessor(currentMethod, newName, ripples, hierarchy);
                fFinalSimilarElementToName.put(currentMethod, newName);
                for (int i = 0; i < ripples.length; i++) {
                    fFinalSimilarElementToName.put(ripples[i], newName);
                }
            } else {
                status.merge(checkForConflictingRename(new IMethod[] { currentMethod }, newName));
                if (status.hasFatalError())
                    break;
                fFinalSimilarElementToName.put(currentMethod, newName);
                processor = createNonVirtualMethodRenameProcessor(currentMethod, newName);
            }
        }
        progressMonitor.subTask(Messages.format(RefactoringCoreMessages.RenameTypeProcessor_progress_current_total, new Object[] { String.valueOf(current), String.valueOf(max) }));
        status.merge(processor.checkInitialConditions(new NoOverrideProgressMonitor(progressMonitor, 1)));
        if (status.hasFatalError())
            return status;
        status.merge(processor.checkFinalConditions(new NoOverrideProgressMonitor(progressMonitor, 1), context));
        if (status.hasFatalError())
            return status;
        processors.add(processor);
        progressMonitor.worked(1);
        if (progressMonitor.isCanceled())
            throw new OperationCanceledException();
    }
    // check last CU
    checkCUCompleteConditions(status, currentResolvedCU, currentCU, processors);
    status.merge(addWarnings(warnings));
    progressMonitor.done();
    return status;
}

Example 2 with RefactoringProcessor

use of org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor in project che by eclipse.

the class RenameTypeProcessor method checkCUCompleteConditions.

private void checkCUCompleteConditions(final RefactoringStatus status, CompilationUnit currentResolvedCU, ICompilationUnit currentCU, List<RefactoringProcessor> processors) throws CoreException {
    // check local variable conditions
    List<RefactoringProcessor> locals = getProcessorsOfType(processors, RenameLocalVariableProcessor.class);
    if (!locals.isEmpty()) {
        RenameAnalyzeUtil.LocalAnalyzePackage[] analyzePackages = new RenameAnalyzeUtil.LocalAnalyzePackage[locals.size()];
        TextChangeManager manager = new TextChangeManager();
        int current = 0;
        TextChange textChange = manager.get(currentCU);
        textChange.setKeepPreviewEdits(true);
        for (Iterator<RefactoringProcessor> iterator = locals.iterator(); iterator.hasNext(); ) {
            RenameLocalVariableProcessor localProcessor = (RenameLocalVariableProcessor) iterator.next();
            RenameAnalyzeUtil.LocalAnalyzePackage analyzePackage = localProcessor.getLocalAnalyzePackage();
            analyzePackages[current] = analyzePackage;
            for (int i = 0; i < analyzePackage.fOccurenceEdits.length; i++) {
                //$NON-NLS-1$
                TextChangeCompatibility.addTextEdit(textChange, "", analyzePackage.fOccurenceEdits[i], GroupCategorySet.NONE);
            }
            current++;
        }
        status.merge(RenameAnalyzeUtil.analyzeLocalRenames(analyzePackages, textChange, currentResolvedCU, false));
    }
/*
		 * There is room for performance improvement here: One could move
		 * shadowing analyzes out of the field and method processors and perform
		 * it here, thus saving on working copy creation. Drawback is increased
		 * heap consumption.
		 */
}

Example 3 with RefactoringProcessor

use of org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor in project che by eclipse.

the class RenamePackageTest method testPackageRenameWithResource1.

@Test
public void testPackageRenameWithResource1() throws Exception {
    IPackageFragment fragment = getRoot().createPackageFragment("org.test", true, null);
    StringBuffer buf = new StringBuffer();
    buf.append("package org.test;\n");
    buf.append("public class MyClass {\n");
    buf.append("	org.test.MyClass me;\n");
    buf.append("}\n");
    fragment.createCompilationUnit("MyClass.java", buf.toString(), true, null);
    IFile file = ((IFolder) getRoot().getResource()).getFile("x.properties");
    byte[] content = "This is about 'org.test' and more".getBytes();
    file.create(new ByteArrayInputStream(content), true, null);
    file.refreshLocal(IResource.DEPTH_ONE, null);
    RenameJavaElementDescriptor descriptor = RefactoringSignatureDescriptorFactory.createRenameJavaElementDescriptor(IJavaRefactorings.RENAME_PACKAGE);
    descriptor.setJavaElement(fragment);
    descriptor.setNewName("org.test2");
    descriptor.setUpdateReferences(true);
    descriptor.setUpdateQualifiedNames(true);
    descriptor.setFileNamePatterns("*.properties");
    Refactoring refactoring = createRefactoring(descriptor);
    RefactoringStatus status = performRefactoring(refactoring);
    if (status != null)
        assertTrue(status.toString(), status.isOK());
    RefactoringProcessor processor = ((RenameRefactoring) refactoring).getProcessor();
    IResourceMapper rm = (IResourceMapper) processor.getAdapter(IResourceMapper.class);
    IJavaElementMapper jm = (IJavaElementMapper) processor.getAdapter(IJavaElementMapper.class);
    checkMappingUnchanged(jm, rm, new Object[] { getRoot().getJavaProject(), getRoot(), file });
    IFile newFile = ((IContainer) getRoot().getResource()).getFile(new Path("x.properties"));
    assertEquals("This is about 'org.test2' and more", getContents(newFile));
    checkMappingChanged(jm, rm, new Object[][] { { fragment, getRoot().getPackageFragment("org.test2") } });
}

Example 4 with RefactoringProcessor

use of org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor in project che by eclipse.

the class RenamePackageTest method helper2.

private RenamePackageProcessor helper2(String[] packageNames, String[][] packageFileNames, String newPackageName) throws Exception {
    ParticipantTesting.reset();
    IPackageFragment[] packages = new IPackageFragment[packageNames.length];
    ICompilationUnit[][] cus = new ICompilationUnit[packageFileNames.length][packageFileNames[0].length];
    for (int i = 0; i < packageNames.length; i++) {
        packages[i] = getRoot().createPackageFragment(packageNames[i], true, null);
        for (int j = 0; j < packageFileNames[i].length; j++) {
            cus[i][j] = createCUfromTestFile(packages[i], packageFileNames[i][j], packageNames[i].replace('.', '/') + "/");
        }
    }
    IPackageFragment thisPackage = packages[0];
    boolean hasSubpackages = thisPackage.hasSubpackages();
    IPath path = thisPackage.getParent().getPath();
    path = path.append(newPackageName.replace('.', '/'));
    IFolder target = ResourcesPlugin.getWorkspace().getRoot().getFolder(path);
    boolean targetExists = target.exists();
    boolean isRename = !targetExists && !thisPackage.hasSubpackages() && thisPackage.getResource().getParent().equals(target.getParent());
    String[] createHandles = null;
    String[] moveHandles = null;
    String[] deleteHandles = null;
    boolean doDelete = true;
    String[] renameHandles = null;
    if (isRename) {
        renameHandles = ParticipantTesting.createHandles(thisPackage, thisPackage.getResource());
    } else {
        renameHandles = ParticipantTesting.createHandles(thisPackage);
        IContainer loop = target;
        List handles = new ArrayList();
        while (loop != null && !loop.exists()) {
            handles.add(ParticipantTesting.createHandles(loop)[0]);
            loop = loop.getParent();
        }
        createHandles = (String[]) handles.toArray(new String[handles.size()]);
        IFolder source = (IFolder) thisPackage.getResource();
        deleteHandles = ParticipantTesting.createHandles(source);
        IResource[] members = source.members();
        List movedObjects = new ArrayList();
        for (int i = 0; i < members.length; i++) {
            if (members[i] instanceof IFolder) {
                doDelete = false;
            } else {
                movedObjects.add(members[i]);
            }
        }
        moveHandles = ParticipantTesting.createHandles(movedObjects.toArray());
    }
    RenameJavaElementDescriptor descriptor = createRefactoringDescriptor(thisPackage, newPackageName);
    descriptor.setUpdateReferences(fUpdateReferences);
    descriptor.setUpdateTextualOccurrences(fUpdateTextualMatches);
    setFilePatterns(descriptor);
    Refactoring refactoring = createRefactoring(descriptor);
    RefactoringStatus result = performRefactoring(refactoring);
    TestCase.assertEquals("preconditions were supposed to pass", null, result);
    if (isRename) {
        ParticipantTesting.testRename(renameHandles, new RenameArguments[] { new RenameArguments(newPackageName, fUpdateReferences), new RenameArguments(target.getName(), fUpdateReferences) });
    } else {
        ParticipantTesting.testRename(renameHandles, new RenameArguments[] { new RenameArguments(newPackageName, fUpdateReferences) });
        ParticipantTesting.testCreate(createHandles);
        List args = new ArrayList();
        for (int i = 0; i < packageFileNames[0].length; i++) {
            args.add(new MoveArguments(target, fUpdateReferences));
        }
        ParticipantTesting.testMove(moveHandles, (MoveArguments[]) args.toArray(new MoveArguments[args.size()]));
        if (doDelete) {
            ParticipantTesting.testDelete(deleteHandles);
        } else {
            ParticipantTesting.testDelete(new String[0]);
        }
    }
    if (hasSubpackages) {
        assertTrue("old package does not exist anymore", getRoot().getPackageFragment(packageNames[0]).exists());
    } else {
        assertTrue("package not renamed", !getRoot().getPackageFragment(packageNames[0]).exists());
    }
    IPackageFragment newPackage = getRoot().getPackageFragment(newPackageName);
    assertTrue("new package does not exist", newPackage.exists());
    for (int i = 0; i < packageFileNames.length; i++) {
        String packageName = (i == 0) ? newPackageName.replace('.', '/') + "/" : packageNames[i].replace('.', '/') + "/";
        for (int j = 0; j < packageFileNames[i].length; j++) {
            String s1 = getFileContents(getOutputTestFileName(packageFileNames[i][j], packageName));
            ICompilationUnit cu = (i == 0) ? newPackage.getCompilationUnit(packageFileNames[i][j] + ".java") : cus[i][j];
            //DebugUtils.dump("cu:" + cu.getElementName());
            String s2 = cu.getSource();
            //DebugUtils.dump("expected:" + s1);
            //DebugUtils.dump("was:" + s2);
            assertEqualLines("invalid update in file " + cu.getElementName(), s1, s2);
        }
    }
    RefactoringProcessor processor = ((ProcessorBasedRefactoring) refactoring).getProcessor();
    return (RenamePackageProcessor) processor;
}

Example 5 with RefactoringProcessor

use of org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor in project che by eclipse.

the class JDTRefactoringDescriptorComment method initializeInferredSettings.

/**
	 * Initializes the inferred settings.
	 *
	 * @param object
	 *            the refactoring object
	 */
private void initializeInferredSettings(final Object object) {
    if (object instanceof INameUpdating) {
        final INameUpdating updating = (INameUpdating) object;
        fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_original_element_pattern, JavaElementLabels.getTextLabel(updating.getElements()[0], JavaElementLabels.ALL_FULLY_QUALIFIED)));
        try {
            final Object element = updating.getNewElement();
            if (element != null)
                fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_renamed_element_pattern, JavaElementLabels.getTextLabel(element, JavaElementLabels.ALL_FULLY_QUALIFIED)));
            else {
                final String newLabel = BasicElementLabels.getJavaElementName(updating.getCurrentElementName());
                fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_renamed_element_pattern, newLabel));
            }
        } catch (CoreException exception) {
            JavaPlugin.log(exception);
        }
    } else if (object instanceof RefactoringProcessor) {
        final RefactoringProcessor processor = (RefactoringProcessor) object;
        final Object[] elements = processor.getElements();
        if (elements != null) {
            if (elements.length == 1 && elements[0] != null)
                fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_original_element_pattern, JavaElementLabels.getTextLabel(elements[0], JavaElementLabels.ALL_FULLY_QUALIFIED)));
            else if (elements.length > 1) {
                final StringBuffer buffer = new StringBuffer(128);
                buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_original_elements);
                for (int index = 0; index < elements.length; index++) {
                    if (elements[index] != null) {
                        buffer.append(LINE_DELIMITER);
                        buffer.append(ELEMENT_DELIMITER);
                        buffer.append(JavaElementLabels.getTextLabel(elements[index], JavaElementLabels.ALL_FULLY_QUALIFIED));
                    } else {
                        buffer.append(LINE_DELIMITER);
                        buffer.append(ELEMENT_DELIMITER);
                        buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_not_available);
                    }
                }
                fSettings.add(buffer.toString());
            }
        }
    } else if (object instanceof IReorgPolicy) {
        final IReorgPolicy policy = (IReorgPolicy) object;
        Object destination = policy.getJavaElementDestination();
        if (destination != null)
            fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptorComment_destination_pattern, JavaElementLabels.getTextLabel(destination, JavaElementLabels.ALL_FULLY_QUALIFIED)));
        else {
            destination = policy.getResourceDestination();
            if (destination != null)
                fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptorComment_destination_pattern, JavaElementLabels.getTextLabel(destination, JavaElementLabels.ALL_FULLY_QUALIFIED)));
        }
        final List<IAdaptable> list = new ArrayList<IAdaptable>();
        list.addAll(Arrays.asList(policy.getJavaElements()));
        list.addAll(Arrays.asList(policy.getResources()));
        final Object[] elements = list.toArray();
        if (elements != null) {
            if (elements.length == 1 && elements[0] != null)
                fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_original_element_pattern, JavaElementLabels.getTextLabel(elements[0], JavaElementLabels.ALL_FULLY_QUALIFIED)));
            else if (elements.length > 1) {
                final StringBuffer buffer = new StringBuffer(128);
                buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_original_elements);
                for (int index = 0; index < elements.length; index++) {
                    if (elements[index] != null) {
                        buffer.append(LINE_DELIMITER);
                        buffer.append(ELEMENT_DELIMITER);
                        buffer.append(JavaElementLabels.getTextLabel(elements[index], JavaElementLabels.ALL_FULLY_QUALIFIED));
                    } else {
                        buffer.append(LINE_DELIMITER);
                        buffer.append(ELEMENT_DELIMITER);
                        buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_not_available);
                    }
                }
                fSettings.add(buffer.toString());
            }
        }
        if (object instanceof IMovePolicy) {
            final IMovePolicy extended = (IMovePolicy) object;
            if (extended.isTextualMove())
                fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptorComment_textual_move_only);
        }
    }
    if (object instanceof IReferenceUpdating) {
        final IReferenceUpdating updating = (IReferenceUpdating) object;
        if (updating.getUpdateReferences())
            fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_update_references);
    }
    if (object instanceof ISimilarDeclarationUpdating) {
        final ISimilarDeclarationUpdating updating = (ISimilarDeclarationUpdating) object;
        if (updating.canEnableSimilarDeclarationUpdating() && updating.getUpdateSimilarDeclarations()) {
            final int strategy = updating.getMatchStrategy();
            if (strategy == RenamingNameSuggestor.STRATEGY_EXACT)
                fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_rename_similar);
            else if (strategy == RenamingNameSuggestor.STRATEGY_EMBEDDED)
                fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_rename_similar_embedded);
            else if (strategy == RenamingNameSuggestor.STRATEGY_SUFFIX)
                fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_rename_similar_suffix);
        }
    }
    if (object instanceof IQualifiedNameUpdating) {
        final IQualifiedNameUpdating updating = (IQualifiedNameUpdating) object;
        if (updating.canEnableQualifiedNameUpdating() && updating.getUpdateQualifiedNames()) {
            final String patterns = updating.getFilePatterns();
            if (//$NON-NLS-1$
            patterns != null && !"".equals(patterns))
                fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_qualified_names_pattern, BasicElementLabels.getFilePattern(patterns.trim())));
            else
                fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_qualified_names);
        }
    }
    if (object instanceof ITextUpdating) {
        final ITextUpdating updating = (ITextUpdating) object;
        if (updating.canEnableTextUpdating())
            fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_textual_occurrences);
    }
    if (object instanceof IDelegateUpdating) {
        final IDelegateUpdating updating = (IDelegateUpdating) object;
        if (updating.canEnableDelegateUpdating() && updating.getDelegateUpdating()) {
            if (updating.getDeprecateDelegates())
                fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_keep_original_deprecated);
            else
                fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_keep_original);
        }
    }
}