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

Example 11 with TextEditGroup

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

the class ExtractConstantRefactoring method createConstantDeclaration.

private void createConstantDeclaration() throws CoreException {
    Type type = getConstantType();
    IExpressionFragment fragment = getSelectedExpression();
    Expression initializer = getSelectedExpression().createCopyTarget(fCuRewrite.getASTRewrite(), true);
    AST ast = fCuRewrite.getAST();
    VariableDeclarationFragment variableDeclarationFragment = ast.newVariableDeclarationFragment();
    variableDeclarationFragment.setName(ast.newSimpleName(fConstantName));
    variableDeclarationFragment.setInitializer(initializer);
    FieldDeclaration fieldDeclaration = ast.newFieldDeclaration(variableDeclarationFragment);
    fieldDeclaration.setType(type);
    Modifier.ModifierKeyword accessModifier = Modifier.ModifierKeyword.toKeyword(fVisibility);
    if (accessModifier != null)
        fieldDeclaration.modifiers().add(ast.newModifier(accessModifier));
    fieldDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.STATIC_KEYWORD));
    fieldDeclaration.modifiers().add(ast.newModifier(Modifier.ModifierKeyword.FINAL_KEYWORD));
    boolean createComments = JavaPreferencesSettings.getCodeGenerationSettings(fCu.getJavaProject()).createComments;
    if (createComments) {
        String comment = CodeGeneration.getFieldComment(fCu, getConstantTypeName(), fConstantName, StubUtility.getLineDelimiterUsed(fCu));
        if (comment != null && comment.length() > 0) {
            Javadoc doc = (Javadoc) fCuRewrite.getASTRewrite().createStringPlaceholder(comment, ASTNode.JAVADOC);
            fieldDeclaration.setJavadoc(doc);
        }
    }
    AbstractTypeDeclaration parent = getContainingTypeDeclarationNode();
    ListRewrite listRewrite = fCuRewrite.getASTRewrite().getListRewrite(parent, parent.getBodyDeclarationsProperty());
    TextEditGroup msg = fCuRewrite.createGroupDescription(RefactoringCoreMessages.ExtractConstantRefactoring_declare_constant);
    if (insertFirst()) {
        listRewrite.insertFirst(fieldDeclaration, msg);
    } else {
        listRewrite.insertAfter(fieldDeclaration, getNodeToInsertConstantDeclarationAfter(), msg);
    }
    if (fLinkedProposalModel != null) {
        ASTRewrite rewrite = fCuRewrite.getASTRewrite();
        LinkedProposalPositionGroup nameGroup = fLinkedProposalModel.getPositionGroup(KEY_NAME, true);
        nameGroup.addPosition(rewrite.track(variableDeclarationFragment.getName()), true);
        String[] nameSuggestions = guessConstantNames();
        if (nameSuggestions.length > 0 && !nameSuggestions[0].equals(fConstantName)) {
            nameGroup.addProposal(fConstantName, null, nameSuggestions.length + 1);
        }
        for (int i = 0; i < nameSuggestions.length; i++) {
            nameGroup.addProposal(nameSuggestions[i], null, nameSuggestions.length - i);
        }
        LinkedProposalPositionGroup typeGroup = fLinkedProposalModel.getPositionGroup(KEY_TYPE, true);
        typeGroup.addPosition(rewrite.track(type), true);
        ITypeBinding typeBinding = guessBindingForReference(fragment.getAssociatedExpression());
        if (typeBinding != null) {
            ITypeBinding[] relaxingTypes = ASTResolving.getNarrowingTypes(ast, typeBinding);
            for (int i = 0; i < relaxingTypes.length; i++) {
                typeGroup.addProposal(relaxingTypes[i], fCuRewrite.getCu(), relaxingTypes.length - i);
            }
        }
        boolean isInterface = parent.resolveBinding() != null && parent.resolveBinding().isInterface();
        ModifierCorrectionSubProcessor.installLinkedVisibilityProposals(fLinkedProposalModel, rewrite, fieldDeclaration.modifiers(), isInterface);
    }
}

Example 12 with TextEditGroup

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

the class SurroundWithTryCatchRefactoring method createChange.

/* non Java-doc
	 * @see IRefactoring#createChange(IProgressMonitor)
	 */
@Override
public Change createChange(IProgressMonitor pm) throws CoreException {
    //$NON-NLS-1$
    final String NN = "";
    if (pm == null)
        pm = new NullProgressMonitor();
    pm.beginTask(NN, 2);
    try {
        final CompilationUnitChange result = new CompilationUnitChange(getName(), fCUnit);
        if (fLeaveDirty)
            result.setSaveMode(TextFileChange.LEAVE_DIRTY);
        MultiTextEdit root = new MultiTextEdit();
        result.setEdit(root);
        fRewriter = ASTRewrite.create(fAnalyzer.getEnclosingBodyDeclaration().getAST());
        fRewriter.setTargetSourceRangeComputer(new SelectionAwareSourceRangeComputer(fAnalyzer.getSelectedNodes(), fCUnit.getBuffer(), fSelection.getOffset(), fSelection.getLength()));
        fImportRewrite = StubUtility.createImportRewrite(fRootNode, true);
        fLinkedProposalModel = new LinkedProposalModel();
        fScope = CodeScopeBuilder.perform(fAnalyzer.getEnclosingBodyDeclaration(), fSelection).findScope(fSelection.getOffset(), fSelection.getLength());
        fScope.setCursor(fSelection.getOffset());
        fSelectedNodes = fAnalyzer.getSelectedNodes();
        createTryCatchStatement(fCUnit.getBuffer(), fCUnit.findRecommendedLineSeparator());
        if (fImportRewrite.hasRecordedChanges()) {
            TextEdit edit = fImportRewrite.rewriteImports(null);
            root.addChild(edit);
            result.addTextEditGroup(new TextEditGroup(NN, new TextEdit[] { edit }));
        }
        TextEdit change = fRewriter.rewriteAST();
        root.addChild(change);
        result.addTextEditGroup(new TextEditGroup(NN, new TextEdit[] { change }));
        return result;
    } finally {
        pm.done();
    }
}

Example 13 with TextEditGroup

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

the class InlineTempRefactoring method inlineTemp.

private void inlineTemp(CompilationUnitRewrite cuRewrite) throws JavaModelException {
    SimpleName[] references = getReferences();
    TextEditGroup groupDesc = cuRewrite.createGroupDescription(RefactoringCoreMessages.InlineTempRefactoring_inline_edit_name);
    ASTRewrite rewrite = cuRewrite.getASTRewrite();
    for (int i = 0; i < references.length; i++) {
        SimpleName curr = references[i];
        ASTNode initializerCopy = getInitializerSource(cuRewrite, curr);
        rewrite.replace(curr, initializerCopy, groupDesc);
    }
}

Example 14 with TextEditGroup

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

the class ExtractMethodRefactoring method replaceBranches.

private void replaceBranches(final CompilationUnitChange result) {
    ASTNode[] selectedNodes = fAnalyzer.getSelectedNodes();
    for (int i = 0; i < selectedNodes.length; i++) {
        ASTNode astNode = selectedNodes[i];
        astNode.accept(new ASTVisitor() {

            private LinkedList<String> fOpenLoopLabels = new LinkedList<String>();

            private void registerLoopLabel(Statement node) {
                String identifier;
                if (node.getParent() instanceof LabeledStatement) {
                    LabeledStatement labeledStatement = (LabeledStatement) node.getParent();
                    identifier = labeledStatement.getLabel().getIdentifier();
                } else {
                    identifier = null;
                }
                fOpenLoopLabels.add(identifier);
            }

            @Override
            public boolean visit(ForStatement node) {
                registerLoopLabel(node);
                return super.visit(node);
            }

            @Override
            public void endVisit(ForStatement node) {
                fOpenLoopLabels.removeLast();
            }

            @Override
            public boolean visit(WhileStatement node) {
                registerLoopLabel(node);
                return super.visit(node);
            }

            @Override
            public void endVisit(WhileStatement node) {
                fOpenLoopLabels.removeLast();
            }

            @Override
            public boolean visit(EnhancedForStatement node) {
                registerLoopLabel(node);
                return super.visit(node);
            }

            @Override
            public void endVisit(EnhancedForStatement node) {
                fOpenLoopLabels.removeLast();
            }

            @Override
            public boolean visit(DoStatement node) {
                registerLoopLabel(node);
                return super.visit(node);
            }

            @Override
            public void endVisit(DoStatement node) {
                fOpenLoopLabels.removeLast();
            }

            @Override
            public void endVisit(ContinueStatement node) {
                final SimpleName label = node.getLabel();
                if (fOpenLoopLabels.isEmpty() || (label != null && !fOpenLoopLabels.contains(label.getIdentifier()))) {
                    TextEditGroup description = new TextEditGroup(RefactoringCoreMessages.ExtractMethodRefactoring_replace_continue);
                    result.addTextEditGroup(description);
                    ReturnStatement rs = fAST.newReturnStatement();
                    IVariableBinding returnValue = fAnalyzer.getReturnValue();
                    if (returnValue != null) {
                        rs.setExpression(fAST.newSimpleName(getName(returnValue)));
                    }
                    fRewriter.replace(node, rs, description);
                }
            }
        });
    }
}

Example 15 with TextEditGroup

use of org.eclipse.text.edits.TextEditGroup 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();
    }
}