Examples with TextChangeManager org.eclipse.jdt.internal.corext.refactoring.util.TextChangeManager used on opensource projects

Example 1 with TextChangeManager

use of org.eclipse.jdt.internal.corext.refactoring.util.TextChangeManager in project che by eclipse.

the class RenameTypeProcessor method doCheckFinalConditions.

@Override
protected RefactoringStatus doCheckFinalConditions(IProgressMonitor pm, CheckConditionsContext context) throws CoreException {
    //$NON-NLS-1$
    Assert.isNotNull(fType, "type");
    //$NON-NLS-1$
    Assert.isNotNull(getNewElementName(), "newName");
    RefactoringStatus result = new RefactoringStatus();
    int referenceSearchTicks = fUpdateReferences || fUpdateSimilarElements ? 15 : 0;
    int affectedCusTicks = fUpdateReferences || fUpdateSimilarElements ? 10 : 1;
    int similarElementTicks = fUpdateSimilarElements ? 85 : 0;
    int createChangeTicks = 5;
    int qualifiedNamesTicks = fUpdateQualifiedNames ? 50 : 0;
    try {
        //$NON-NLS-1$
        pm.beginTask("", 12 + referenceSearchTicks + affectedCusTicks + similarElementTicks + createChangeTicks + qualifiedNamesTicks);
        pm.setTaskName(RefactoringCoreMessages.RenameTypeRefactoring_checking);
        fChangeManager = new TextChangeManager(true);
        result.merge(checkNewElementName(getNewElementName()));
        if (result.hasFatalError())
            return result;
        result.merge(Checks.checkIfCuBroken(fType));
        if (result.hasFatalError())
            return result;
        pm.worked(1);
        result.merge(checkTypesInCompilationUnit());
        pm.worked(1);
        result.merge(checkForMethodsWithConstructorNames());
        pm.worked(1);
        result.merge(checkImportedTypes());
        pm.worked(1);
        if (Checks.isTopLevel(fType)) {
            ICompilationUnit cu = fType.getCompilationUnit();
            String newCUName = JavaModelUtil.getRenamedCUName(cu, getNewElementName());
            if (!newCUName.equals(cu.getElementName()))
                result.merge(Checks.checkCompilationUnitNewName(cu, getNewElementName()));
        }
        pm.worked(1);
        if (isPrimaryType())
            result.merge(checkNewPathValidity());
        pm.worked(1);
        result.merge(checkEnclosingTypes());
        pm.worked(1);
        result.merge(checkEnclosedTypes());
        pm.worked(1);
        result.merge(checkTypesInPackage());
        pm.worked(1);
        result.merge(checkTypesImportedInCu());
        pm.worked(1);
        result.merge(Checks.checkForMainAndNativeMethods(fType));
        pm.worked(1);
        // before doing any expensive analysis
        if (result.hasFatalError())
            return result;
        result.merge(analyseEnclosedTypes());
        pm.worked(1);
        // before doing _the really_ expensive analysis
        if (result.hasFatalError())
            return result;
        // Load references, including similarly named elements
        if (fUpdateReferences || fUpdateSimilarElements) {
            pm.setTaskName(RefactoringCoreMessages.RenameTypeRefactoring_searching);
            result.merge(initializeReferences(new SubProgressMonitor(pm, referenceSearchTicks)));
        } else {
            fReferences = new SearchResultGroup[0];
        }
        pm.setTaskName(RefactoringCoreMessages.RenameTypeRefactoring_checking);
        if (pm.isCanceled())
            throw new OperationCanceledException();
        if (fUpdateReferences || fUpdateSimilarElements) {
            result.merge(analyzeAffectedCompilationUnits(new SubProgressMonitor(pm, affectedCusTicks)));
        } else {
            Checks.checkCompileErrorsInAffectedFile(result, fType.getResource());
            pm.worked(affectedCusTicks);
        }
        if (result.hasFatalError())
            return result;
        if (fUpdateSimilarElements) {
            result.merge(initializeSimilarElementsRenameProcessors(new SubProgressMonitor(pm, similarElementTicks), context));
            if (result.hasFatalError())
                return result;
        }
        createChanges(new SubProgressMonitor(pm, createChangeTicks));
        if (fUpdateQualifiedNames)
            computeQualifiedNameMatches(new SubProgressMonitor(pm, qualifiedNamesTicks));
        return result;
    } finally {
        pm.done();
    }
}

Example 2 with TextChangeManager

use of org.eclipse.jdt.internal.corext.refactoring.util.TextChangeManager 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 TextChangeManager

use of org.eclipse.jdt.internal.corext.refactoring.util.TextChangeManager in project che by eclipse.

the class InlineMethodRefactoring method checkFinalConditions.

@Override
public RefactoringStatus checkFinalConditions(IProgressMonitor pm) throws CoreException {
    //$NON-NLS-1$
    pm.beginTask("", 20);
    fChangeManager = new TextChangeManager();
    RefactoringStatus result = new RefactoringStatus();
    fSourceProvider.initialize();
    fTargetProvider.initialize();
    pm.setTaskName(RefactoringCoreMessages.InlineMethodRefactoring_searching);
    RefactoringStatus searchStatus = new RefactoringStatus();
    String binaryRefsDescription = Messages.format(RefactoringCoreMessages.ReferencesInBinaryContext_ref_in_binaries_description, BasicElementLabels.getJavaElementName(fSourceProvider.getMethodName()));
    ReferencesInBinaryContext binaryRefs = new ReferencesInBinaryContext(binaryRefsDescription);
    ICompilationUnit[] units = fTargetProvider.getAffectedCompilationUnits(searchStatus, binaryRefs, new SubProgressMonitor(pm, 1));
    binaryRefs.addErrorIfNecessary(searchStatus);
    if (searchStatus.hasFatalError()) {
        result.merge(searchStatus);
        return result;
    }
    IFile[] filesToBeModified = getFilesToBeModified(units);
    result.merge(Checks.validateModifiesFiles(filesToBeModified, getValidationContext()));
    if (result.hasFatalError())
        return result;
    result.merge(ResourceChangeChecker.checkFilesToBeChanged(filesToBeModified, new SubProgressMonitor(pm, 1)));
    checkOverridden(result, new SubProgressMonitor(pm, 4));
    IProgressMonitor sub = new SubProgressMonitor(pm, 15);
    //$NON-NLS-1$
    sub.beginTask("", units.length * 3);
    for (int c = 0; c < units.length; c++) {
        ICompilationUnit unit = units[c];
        sub.subTask(Messages.format(RefactoringCoreMessages.InlineMethodRefactoring_processing, BasicElementLabels.getFileName(unit)));
        CallInliner inliner = null;
        try {
            boolean added = false;
            MultiTextEdit root = new MultiTextEdit();
            CompilationUnitChange change = (CompilationUnitChange) fChangeManager.get(unit);
            change.setEdit(root);
            BodyDeclaration[] bodies = fTargetProvider.getAffectedBodyDeclarations(unit, new SubProgressMonitor(pm, 1));
            if (bodies.length == 0)
                continue;
            inliner = new CallInliner(unit, (CompilationUnit) bodies[0].getRoot(), fSourceProvider);
            for (int b = 0; b < bodies.length; b++) {
                BodyDeclaration body = bodies[b];
                inliner.initialize(body);
                RefactoringStatus nestedInvocations = new RefactoringStatus();
                ASTNode[] invocations = removeNestedCalls(nestedInvocations, unit, fTargetProvider.getInvocations(body, new SubProgressMonitor(sub, 2)));
                for (int i = 0; i < invocations.length; i++) {
                    ASTNode invocation = invocations[i];
                    result.merge(inliner.initialize(invocation, fTargetProvider.getStatusSeverity()));
                    if (result.hasFatalError())
                        break;
                    if (result.getSeverity() < fTargetProvider.getStatusSeverity()) {
                        added = true;
                        TextEditGroup group = new TextEditGroup(RefactoringCoreMessages.InlineMethodRefactoring_edit_inline);
                        change.addTextEditGroup(group);
                        result.merge(inliner.perform(group));
                    } else {
                        fDeleteSource = false;
                    }
                }
                // to generate the modifications.
                if (!nestedInvocations.isOK()) {
                    result.merge(nestedInvocations);
                    fDeleteSource = false;
                }
            }
            if (!added) {
                fChangeManager.remove(unit);
            } else {
                root.addChild(inliner.getModifications());
                ImportRewrite rewrite = inliner.getImportEdit();
                if (rewrite.hasRecordedChanges()) {
                    TextEdit edit = rewrite.rewriteImports(null);
                    if (edit instanceof MultiTextEdit ? ((MultiTextEdit) edit).getChildrenSize() > 0 : true) {
                        root.addChild(edit);
                        change.addTextEditGroup(new TextEditGroup(RefactoringCoreMessages.InlineMethodRefactoring_edit_import, new TextEdit[] { edit }));
                    }
                }
            }
        } finally {
            if (inliner != null)
                inliner.dispose();
        }
        sub.worked(1);
        if (sub.isCanceled())
            throw new OperationCanceledException();
    }
    result.merge(searchStatus);
    sub.done();
    pm.done();
    return result;
}

Example 4 with TextChangeManager

use of org.eclipse.jdt.internal.corext.refactoring.util.TextChangeManager in project che by eclipse.

the class InferTypeArgumentsRefactoring method checkFinalConditions.

/*
	 * @see org.eclipse.ltk.core.refactoring.Refactoring#checkFinalConditions(org.eclipse.core.runtime.IProgressMonitor)
	 */
@Override
public RefactoringStatus checkFinalConditions(final IProgressMonitor pm) throws CoreException, OperationCanceledException {
    HashMap<IJavaProject, ArrayList<IJavaElement>> projectsToElements = getJavaElementsPerProject(fElements);
    //$NON-NLS-1$
    pm.beginTask("", projectsToElements.size() + 2);
    final RefactoringStatus result = new RefactoringStatus();
    try {
        fTCModel = new InferTypeArgumentsTCModel();
        final InferTypeArgumentsConstraintCreator unitCollector = new InferTypeArgumentsConstraintCreator(fTCModel, fAssumeCloneReturnsSameType);
        for (Iterator<Entry<IJavaProject, ArrayList<IJavaElement>>> iter = projectsToElements.entrySet().iterator(); iter.hasNext(); ) {
            Entry<IJavaProject, ArrayList<IJavaElement>> entry = iter.next();
            IJavaProject project = entry.getKey();
            ArrayList<IJavaElement> javaElementsList = entry.getValue();
            IJavaElement[] javaElements = javaElementsList.toArray(new IJavaElement[javaElementsList.size()]);
            List<ICompilationUnit> cus = Arrays.asList(JavaModelUtil.getAllCompilationUnits(javaElements));
            int batchSize = 150;
            int batches = ((cus.size() - 1) / batchSize) + 1;
            SubProgressMonitor projectMonitor = new SubProgressMonitor(pm, 1);
            //$NON-NLS-1$
            projectMonitor.beginTask("", batches);
            projectMonitor.setTaskName(RefactoringCoreMessages.InferTypeArgumentsRefactoring_building);
            for (int i = 0; i < batches; i++) {
                List<ICompilationUnit> batch = cus.subList(i * batchSize, Math.min(cus.size(), (i + 1) * batchSize));
                ICompilationUnit[] batchCus = batch.toArray(new ICompilationUnit[batch.size()]);
                final SubProgressMonitor batchMonitor = new SubProgressMonitor(projectMonitor, 1);
                batchMonitor.subTask(RefactoringCoreMessages.InferTypeArgumentsRefactoring_calculating_dependencies);
                ASTParser parser = ASTParser.newParser(ASTProvider.SHARED_AST_LEVEL);
                parser.setProject(project);
                parser.setCompilerOptions(RefactoringASTParser.getCompilerOptions(project));
                parser.setResolveBindings(true);
                parser.createASTs(batchCus, new String[0], new ASTRequestor() {

                    @Override
                    public void acceptAST(final ICompilationUnit source, final CompilationUnit ast) {
                        batchMonitor.subTask(BasicElementLabels.getFileName(source));
                        SafeRunner.run(new ISafeRunnable() {

                            public void run() throws Exception {
                                IProblem[] problems = ast.getProblems();
                                for (int p = 0; p < problems.length; p++) {
                                    if (problems[p].isError()) {
                                        String cuName = JavaElementLabels.getElementLabel(source, JavaElementLabels.CU_QUALIFIED);
                                        String msg = Messages.format(RefactoringCoreMessages.InferTypeArgumentsRefactoring_error_in_cu_skipped, new Object[] { cuName });
                                        result.addError(msg, JavaStatusContext.create(source, SourceRangeFactory.create(problems[p])));
                                        return;
                                    }
                                }
                                ast.accept(unitCollector);
                            }

                            public void handleException(Throwable exception) {
                                String cuName = JavaElementLabels.getElementLabel(source, JavaElementLabels.CU_QUALIFIED);
                                String msg = Messages.format(RefactoringCoreMessages.InferTypeArgumentsRefactoring_internal_error, new Object[] { cuName });
                                JavaPlugin.log(new Status(IStatus.ERROR, JavaPlugin.getPluginId(), IJavaStatusConstants.INTERNAL_ERROR, msg, null));
                                String msg2 = Messages.format(RefactoringCoreMessages.InferTypeArgumentsRefactoring_error_skipped, new Object[] { cuName });
                                result.addError(msg2, JavaStatusContext.create(source));
                            }
                        });
                        fTCModel.newCu();
                    }

                    @Override
                    public void acceptBinding(String bindingKey, IBinding binding) {
                    //do nothing
                    }
                }, batchMonitor);
            }
            projectMonitor.done();
            fTCModel.newCu();
        }
        //			Display.getDefault().syncExec(new Runnable() {
        //				public void run() {
        //					MessageDialog.openInformation(Display.getCurrent().getActiveShell(), "Debugging...", "after constraint gen");
        //				}
        //			});
        pm.setTaskName(RefactoringCoreMessages.InferTypeArgumentsRefactoring_solving);
        InferTypeArgumentsConstraintsSolver solver = new InferTypeArgumentsConstraintsSolver(fTCModel);
        InferTypeArgumentsUpdate updates = solver.solveConstraints(new SubProgressMonitor(pm, 1));
        //free caches
        solver = null;
        fChangeManager = new TextChangeManager();
        rewriteDeclarations(updates, new SubProgressMonitor(pm, 1));
        IFile[] filesToModify = ResourceUtil.getFiles(fChangeManager.getAllCompilationUnits());
        result.merge(Checks.validateModifiesFiles(filesToModify, getValidationContext()));
        return result;
    } finally {
        pm.done();
        clearGlobalState();
    }
}

Example 5 with TextChangeManager

use of org.eclipse.jdt.internal.corext.refactoring.util.TextChangeManager in project che by eclipse.

the class ReplaceInvocationsRefactoring method checkFinalConditions.

@Override
public RefactoringStatus checkFinalConditions(IProgressMonitor pm) throws CoreException {
    //$NON-NLS-1$
    pm.beginTask("", 20);
    fChangeManager = new TextChangeManager();
    RefactoringStatus result = new RefactoringStatus();
    fSourceProvider = resolveSourceProvider(fMethodBinding, result);
    if (result.hasFatalError())
        return result;
    result.merge(fSourceProvider.checkActivation());
    if (result.hasFatalError())
        return result;
    fSourceProvider.initialize();
    fTargetProvider.initialize();
    pm.setTaskName(RefactoringCoreMessages.InlineMethodRefactoring_searching);
    RefactoringStatus searchStatus = new RefactoringStatus();
    String binaryRefsDescription = Messages.format(RefactoringCoreMessages.ReferencesInBinaryContext_ref_in_binaries_description, BasicElementLabels.getJavaElementName(fSourceProvider.getMethodName()));
    ReferencesInBinaryContext binaryRefs = new ReferencesInBinaryContext(binaryRefsDescription);
    ICompilationUnit[] units = fTargetProvider.getAffectedCompilationUnits(searchStatus, binaryRefs, new SubProgressMonitor(pm, 1));
    binaryRefs.addErrorIfNecessary(searchStatus);
    if (searchStatus.hasFatalError()) {
        result.merge(searchStatus);
        return result;
    }
    IFile[] filesToBeModified = getFilesToBeModified(units);
    result.merge(Checks.validateModifiesFiles(filesToBeModified, getValidationContext()));
    if (result.hasFatalError())
        return result;
    result.merge(ResourceChangeChecker.checkFilesToBeChanged(filesToBeModified, new SubProgressMonitor(pm, 1)));
    checkOverridden(result, new SubProgressMonitor(pm, 4));
    IProgressMonitor sub = new SubProgressMonitor(pm, 15);
    //$NON-NLS-1$
    sub.beginTask("", units.length * 3);
    for (int c = 0; c < units.length; c++) {
        ICompilationUnit unit = units[c];
        sub.subTask(Messages.format(RefactoringCoreMessages.InlineMethodRefactoring_processing, BasicElementLabels.getFileName(unit)));
        CallInliner inliner = null;
        try {
            boolean added = false;
            MultiTextEdit root = new MultiTextEdit();
            CompilationUnitChange change = (CompilationUnitChange) fChangeManager.get(unit);
            change.setEdit(root);
            BodyDeclaration[] bodies = fTargetProvider.getAffectedBodyDeclarations(unit, new SubProgressMonitor(pm, 1));
            if (bodies.length == 0)
                continue;
            inliner = new CallInliner(unit, (CompilationUnit) bodies[0].getRoot(), fSourceProvider);
            for (int b = 0; b < bodies.length; b++) {
                BodyDeclaration body = bodies[b];
                inliner.initialize(body);
                RefactoringStatus nestedInvocations = new RefactoringStatus();
                ASTNode[] invocations = removeNestedCalls(nestedInvocations, unit, fTargetProvider.getInvocations(body, new SubProgressMonitor(sub, 2)));
                for (int i = 0; i < invocations.length; i++) {
                    ASTNode invocation = invocations[i];
                    result.merge(inliner.initialize(invocation, fTargetProvider.getStatusSeverity()));
                    if (result.hasFatalError())
                        break;
                    if (result.getSeverity() < fTargetProvider.getStatusSeverity()) {
                        added = true;
                        TextEditGroup group = new TextEditGroup(RefactoringCoreMessages.InlineMethodRefactoring_edit_inline);
                        change.addTextEditGroup(group);
                        result.merge(inliner.perform(group));
                    }
                }
                // do this after we have inlined the method calls. We still want
                // to generate the modifications.
                result.merge(nestedInvocations);
            }
            if (!added) {
                fChangeManager.remove(unit);
            } else {
                root.addChild(inliner.getModifications());
                ImportRewrite rewrite = inliner.getImportEdit();
                if (rewrite.hasRecordedChanges()) {
                    TextEdit edit = rewrite.rewriteImports(null);
                    if (edit instanceof MultiTextEdit ? ((MultiTextEdit) edit).getChildrenSize() > 0 : true) {
                        root.addChild(edit);
                        change.addTextEditGroup(new TextEditGroup(RefactoringCoreMessages.InlineMethodRefactoring_edit_import, new TextEdit[] { edit }));
                    }
                }
            }
        } finally {
            if (inliner != null)
                inliner.dispose();
        }
        sub.worked(1);
        if (sub.isCanceled())
            throw new OperationCanceledException();
    }
    result.merge(searchStatus);
    sub.done();
    pm.done();
    return result;
}