Examples with TextEdit org.eclipse.text.edits.TextEdit used on opensource projects

Example 21 with TextEdit

use of org.eclipse.text.edits.TextEdit in project che by eclipse.

the class TextEditUtil method merge.

private static void merge(TextEdit edit1, TextEdit edit2, MultiTextEdit result) {
    if (edit1 instanceof MultiTextEdit && edit2 instanceof MultiTextEdit) {
        MultiTextEdit multiTextEdit1 = (MultiTextEdit) edit1;
        if (!multiTextEdit1.hasChildren()) {
            result.addChild(edit2);
            return;
        }
        MultiTextEdit multiTextEdit2 = (MultiTextEdit) edit2;
        if (!multiTextEdit2.hasChildren()) {
            result.addChild(edit1);
            return;
        }
        TextEdit[] children1 = multiTextEdit1.getChildren();
        TextEdit[] children2 = multiTextEdit2.getChildren();
        int i1 = 0;
        int i2 = 0;
        while (i1 < children1.length && i2 < children2.length) {
            while (i1 < children1.length && children1[i1].getExclusiveEnd() < children2[i2].getOffset()) {
                edit1.removeChild(0);
                result.addChild(children1[i1]);
                i1++;
            }
            if (i1 >= children1.length)
                break;
            while (i2 < children2.length && children2[i2].getExclusiveEnd() < children1[i1].getOffset()) {
                edit2.removeChild(0);
                result.addChild(children2[i2]);
                i2++;
            }
            if (i2 >= children2.length)
                break;
            if (children1[i1].getExclusiveEnd() < children2[i2].getOffset())
                continue;
            edit1.removeChild(0);
            edit2.removeChild(0);
            merge(children1[i1], children2[i2], result);
            i1++;
            i2++;
        }
        while (i1 < children1.length) {
            edit1.removeChild(0);
            result.addChild(children1[i1]);
            i1++;
        }
        while (i2 < children2.length) {
            edit2.removeChild(0);
            result.addChild(children2[i2]);
            i2++;
        }
    } else if (edit1 instanceof MultiTextEdit) {
        TextEdit[] children = edit1.getChildren();
        int i = 0;
        while (children[i].getExclusiveEnd() < edit2.getOffset()) {
            edit1.removeChild(0);
            result.addChild(children[i]);
            i++;
            if (i >= children.length) {
                result.addChild(edit2);
                return;
            }
        }
        edit1.removeChild(0);
        merge(children[i], edit2, result);
        i++;
        while (i < children.length) {
            edit1.removeChild(0);
            result.addChild(children[i]);
            i++;
        }
    } else if (edit2 instanceof MultiTextEdit) {
        TextEdit[] children = edit2.getChildren();
        int i = 0;
        while (children[i].getExclusiveEnd() < edit1.getOffset()) {
            edit2.removeChild(0);
            result.addChild(children[i]);
            i++;
            if (i >= children.length) {
                result.addChild(edit1);
                return;
            }
        }
        edit2.removeChild(0);
        merge(edit1, children[i], result);
        i++;
        while (i < children.length) {
            edit2.removeChild(0);
            result.addChild(children[i]);
            i++;
        }
    } else {
        if (edit1.getExclusiveEnd() < edit2.getOffset()) {
            result.addChild(edit1);
            result.addChild(edit2);
        } else {
            result.addChild(edit2);
            result.addChild(edit1);
        }
    }
}

Example 22 with TextEdit

use of org.eclipse.text.edits.TextEdit in project che by eclipse.

the class ReplaceCorrectionProposal method addEdits.

/* (non-Javadoc)
	 * @see org.eclipse.jdt.internal.ui.text.correction.CUCorrectionProposal#addEdits(org.eclipse.jface.text.IDocument)
	 */
@Override
protected void addEdits(IDocument doc, TextEdit rootEdit) throws CoreException {
    super.addEdits(doc, rootEdit);
    TextEdit edit = new ReplaceEdit(fOffset, fLength, fReplacementString);
    rootEdit.addChild(edit);
}

Example 23 with TextEdit

use of org.eclipse.text.edits.TextEdit in project che by eclipse.

the class ExtractMethodRefactoring method createChange.

/* (non-Javadoc)
	 * Method declared in IRefactoring
	 */
@Override
public Change createChange(IProgressMonitor pm) throws CoreException {
    if (fMethodName == null)
        return null;
    //$NON-NLS-1$
    pm.beginTask("", 2);
    try {
        fAnalyzer.aboutToCreateChange();
        BodyDeclaration declaration = fAnalyzer.getEnclosingBodyDeclaration();
        fRewriter = ASTRewrite.create(declaration.getAST());
        final CompilationUnitChange result = new CompilationUnitChange(RefactoringCoreMessages.ExtractMethodRefactoring_change_name, fCUnit);
        result.setSaveMode(TextFileChange.KEEP_SAVE_STATE);
        result.setDescriptor(new RefactoringChangeDescriptor(getRefactoringDescriptor()));
        MultiTextEdit root = new MultiTextEdit();
        result.setEdit(root);
        ASTNode[] selectedNodes = fAnalyzer.getSelectedNodes();
        fRewriter.setTargetSourceRangeComputer(new SelectionAwareSourceRangeComputer(selectedNodes, fCUnit.getBuffer(), fSelectionStart, fSelectionLength));
        TextEditGroup substituteDesc = new TextEditGroup(Messages.format(RefactoringCoreMessages.ExtractMethodRefactoring_substitute_with_call, BasicElementLabels.getJavaElementName(fMethodName)));
        result.addTextEditGroup(substituteDesc);
        MethodDeclaration mm = createNewMethod(selectedNodes, fCUnit.findRecommendedLineSeparator(), substituteDesc);
        if (fLinkedProposalModel != null) {
            LinkedProposalPositionGroup typeGroup = fLinkedProposalModel.getPositionGroup(KEY_TYPE, true);
            typeGroup.addPosition(fRewriter.track(mm.getReturnType2()), false);
            ITypeBinding typeBinding = fAnalyzer.getReturnTypeBinding();
            if (typeBinding != null) {
                ITypeBinding[] relaxingTypes = ASTResolving.getNarrowingTypes(fAST, typeBinding);
                for (int i = 0; i < relaxingTypes.length; i++) {
                    typeGroup.addProposal(relaxingTypes[i], fCUnit, relaxingTypes.length - i);
                }
            }
            LinkedProposalPositionGroup nameGroup = fLinkedProposalModel.getPositionGroup(KEY_NAME, true);
            nameGroup.addPosition(fRewriter.track(mm.getName()), false);
            ModifierCorrectionSubProcessor.installLinkedVisibilityProposals(fLinkedProposalModel, fRewriter, mm.modifiers(), false);
        }
        TextEditGroup insertDesc = new TextEditGroup(Messages.format(RefactoringCoreMessages.ExtractMethodRefactoring_add_method, BasicElementLabels.getJavaElementName(fMethodName)));
        result.addTextEditGroup(insertDesc);
        if (fDestination == ASTResolving.findParentType(declaration.getParent())) {
            ChildListPropertyDescriptor desc = (ChildListPropertyDescriptor) declaration.getLocationInParent();
            ListRewrite container = fRewriter.getListRewrite(declaration.getParent(), desc);
            container.insertAfter(mm, declaration, insertDesc);
        } else {
            BodyDeclarationRewrite container = BodyDeclarationRewrite.create(fRewriter, fDestination);
            container.insert(mm, insertDesc);
        }
        replaceDuplicates(result, mm.getModifiers());
        replaceBranches(result);
        if (fImportRewriter.hasRecordedChanges()) {
            TextEdit edit = fImportRewriter.rewriteImports(null);
            root.addChild(edit);
            result.addTextEditGroup(new TextEditGroup(RefactoringCoreMessages.ExtractMethodRefactoring_organize_imports, new TextEdit[] { edit }));
        }
        root.addChild(fRewriter.rewriteAST());
        return result;
    } finally {
        pm.done();
    }
}

Example 24 with TextEdit

use of org.eclipse.text.edits.TextEdit 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 25 with TextEdit

use of org.eclipse.text.edits.TextEdit in project che by eclipse.

the class TextChange method createTextEditProcessor.

private TextEditProcessor createTextEditProcessor(IDocument document, int flags, TextEditBasedChangeGroup[] changes) {
    if (fEdit == null)
        return new TextEditProcessor(document, new MultiTextEdit(0, 0), flags);
    List includes = new ArrayList(0);
    for (int c = 0; c < changes.length; c++) {
        TextEditBasedChangeGroup change = changes[c];
        Assert.isTrue(change.getTextEditChange() == this);
        if (change.isEnabled()) {
            includes.addAll(Arrays.asList(change.getTextEditGroup().getTextEdits()));
        }
    }
    fCopier = new TextEditCopier(fEdit);
    TextEdit copiedEdit = fCopier.perform();
    boolean keep = getKeepPreviewEdits();
    if (keep)
        flags = flags | TextEdit.UPDATE_REGIONS;
    LocalTextEditProcessor result = new LocalTextEditProcessor(document, copiedEdit, flags);
    result.setIncludes(mapEdits((TextEdit[]) includes.toArray(new TextEdit[includes.size()]), fCopier));
    if (!keep)
        fCopier = null;
    return result;
}