Examples with MethodDeclaration org.eclipse.jdt.core.dom.MethodDeclaration used on opensource projects

Example 6 with MethodDeclaration

use of org.eclipse.jdt.core.dom.MethodDeclaration in project che by eclipse.

the class RenameNonVirtualMethodProcessor method addDeclarationUpdate.

private void addDeclarationUpdate(TextChangeManager manager) throws CoreException {
    if (getDelegateUpdating()) {
        // create the delegate
        CompilationUnitRewrite rewrite = new CompilationUnitRewrite(getDeclaringCU());
        rewrite.setResolveBindings(true);
        MethodDeclaration methodDeclaration = ASTNodeSearchUtil.getMethodDeclarationNode(getMethod(), rewrite.getRoot());
        DelegateMethodCreator creator = new DelegateMethodCreator();
        creator.setDeclaration(methodDeclaration);
        creator.setDeclareDeprecated(getDeprecateDelegates());
        creator.setSourceRewrite(rewrite);
        creator.setCopy(true);
        creator.setNewElementName(getNewElementName());
        creator.prepareDelegate();
        creator.createEdit();
        CompilationUnitChange cuChange = rewrite.createChange(true);
        if (cuChange != null) {
            cuChange.setKeepPreviewEdits(true);
            manager.manage(getDeclaringCU(), cuChange);
        }
    }
    String editName = RefactoringCoreMessages.RenameMethodRefactoring_update_declaration;
    ISourceRange nameRange = getMethod().getNameRange();
    ReplaceEdit replaceEdit = new ReplaceEdit(nameRange.getOffset(), nameRange.getLength(), getNewElementName());
    addTextEdit(manager.get(getDeclaringCU()), editName, replaceEdit);
}

Example 7 with MethodDeclaration

use of org.eclipse.jdt.core.dom.MethodDeclaration in project che by eclipse.

the class UnresolvedElementsSubProcessor method addNewVariableProposals.

private static void addNewVariableProposals(ICompilationUnit cu, Name node, SimpleName simpleName, Collection<ICommandAccess> proposals) {
    String name = simpleName.getIdentifier();
    BodyDeclaration bodyDeclaration = ASTResolving.findParentBodyDeclaration(node, true);
    int type = bodyDeclaration.getNodeType();
    if (type == ASTNode.METHOD_DECLARATION) {
        int relevance = StubUtility.hasParameterName(cu.getJavaProject(), name) ? IProposalRelevance.CREATE_PARAMETER_PREFIX_OR_SUFFIX_MATCH : IProposalRelevance.CREATE_PARAMETER;
        String label = Messages.format(CorrectionMessages.UnresolvedElementsSubProcessor_createparameter_description, BasicElementLabels.getJavaElementName(name));
        Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_LOCAL);
        proposals.add(new NewVariableCorrectionProposal(label, cu, NewVariableCorrectionProposal.PARAM, simpleName, null, relevance, image));
    }
    if (type == ASTNode.INITIALIZER || type == ASTNode.METHOD_DECLARATION && !ASTResolving.isInsideConstructorInvocation((MethodDeclaration) bodyDeclaration, node)) {
        int relevance = StubUtility.hasLocalVariableName(cu.getJavaProject(), name) ? IProposalRelevance.CREATE_LOCAL_PREFIX_OR_SUFFIX_MATCH : IProposalRelevance.CREATE_LOCAL;
        String label = Messages.format(CorrectionMessages.UnresolvedElementsSubProcessor_createlocal_description, BasicElementLabels.getJavaElementName(name));
        Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_LOCAL);
        proposals.add(new NewVariableCorrectionProposal(label, cu, NewVariableCorrectionProposal.LOCAL, simpleName, null, relevance, image));
    }
    if (node.getParent().getNodeType() == ASTNode.ASSIGNMENT) {
        Assignment assignment = (Assignment) node.getParent();
        if (assignment.getLeftHandSide() == node && assignment.getParent().getNodeType() == ASTNode.EXPRESSION_STATEMENT) {
            ASTNode statement = assignment.getParent();
            ASTRewrite rewrite = ASTRewrite.create(statement.getAST());
            if (ASTNodes.isControlStatementBody(assignment.getParent().getLocationInParent())) {
                rewrite.replace(statement, rewrite.getAST().newBlock(), null);
            } else {
                rewrite.remove(statement, null);
            }
            String label = CorrectionMessages.UnresolvedElementsSubProcessor_removestatement_description;
            //JavaPlugin.getDefault().getWorkbench().getSharedImages().getImage(ISharedImages.IMG_TOOL_DELETE);
            Image image = JavaPluginImages.get(JavaPluginImages.IMG_TOOL_DELETE);
            ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, cu, rewrite, IProposalRelevance.REMOVE_ASSIGNMENT, image);
            proposals.add(proposal);
        }
    }
}

Example 8 with MethodDeclaration

use of org.eclipse.jdt.core.dom.MethodDeclaration in project che by eclipse.

the class ReturnTypeSubProcessor method addMissingReturnStatementProposals.

public static void addMissingReturnStatementProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) {
    ICompilationUnit cu = context.getCompilationUnit();
    ASTNode selectedNode = problem.getCoveringNode(context.getASTRoot());
    if (selectedNode == null) {
        return;
    }
    ReturnStatement existingStatement = (selectedNode instanceof ReturnStatement) ? (ReturnStatement) selectedNode : null;
    // Lambda Expression can be in a MethodDeclaration or a Field Declaration
    if (selectedNode instanceof LambdaExpression) {
        MissingReturnTypeInLambdaCorrectionProposal proposal = new MissingReturnTypeInLambdaCorrectionProposal(cu, (LambdaExpression) selectedNode, existingStatement, IProposalRelevance.MISSING_RETURN_TYPE);
        proposals.add(proposal);
    } else {
        BodyDeclaration decl = ASTResolving.findParentBodyDeclaration(selectedNode);
        if (decl instanceof MethodDeclaration) {
            MethodDeclaration methodDecl = (MethodDeclaration) decl;
            Block block = methodDecl.getBody();
            if (block == null) {
                return;
            }
            proposals.add(new MissingReturnTypeCorrectionProposal(cu, methodDecl, existingStatement, IProposalRelevance.MISSING_RETURN_TYPE));
            Type returnType = methodDecl.getReturnType2();
            if (returnType != null && !"void".equals(ASTNodes.asString(returnType))) {
                //$NON-NLS-1$
                AST ast = methodDecl.getAST();
                ASTRewrite rewrite = ASTRewrite.create(ast);
                rewrite.replace(returnType, ast.newPrimitiveType(PrimitiveType.VOID), null);
                Javadoc javadoc = methodDecl.getJavadoc();
                if (javadoc != null) {
                    TagElement tagElement = JavadocTagsSubProcessor.findTag(javadoc, TagElement.TAG_RETURN, null);
                    if (tagElement != null) {
                        rewrite.remove(tagElement, null);
                    }
                }
                String label = CorrectionMessages.ReturnTypeSubProcessor_changetovoid_description;
                Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
                ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, cu, rewrite, IProposalRelevance.CHANGE_RETURN_TYPE_TO_VOID, image);
                proposals.add(proposal);
            }
        }
    }
}

Example 9 with MethodDeclaration

use of org.eclipse.jdt.core.dom.MethodDeclaration in project che by eclipse.

the class ReturnTypeSubProcessor method addMethodWithConstrNameProposals.

public static void addMethodWithConstrNameProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) {
    ICompilationUnit cu = context.getCompilationUnit();
    ASTNode selectedNode = problem.getCoveringNode(context.getASTRoot());
    if (selectedNode instanceof MethodDeclaration) {
        MethodDeclaration declaration = (MethodDeclaration) selectedNode;
        ASTRewrite rewrite = ASTRewrite.create(declaration.getAST());
        rewrite.set(declaration, MethodDeclaration.CONSTRUCTOR_PROPERTY, Boolean.TRUE, null);
        String label = CorrectionMessages.ReturnTypeSubProcessor_constrnamemethod_description;
        Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
        ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, cu, rewrite, IProposalRelevance.CHANGE_TO_CONSTRUCTOR, image);
        proposals.add(proposal);
    }
}

Example 10 with MethodDeclaration

use of org.eclipse.jdt.core.dom.MethodDeclaration in project che by eclipse.

the class ReturnTypeSubProcessor method addMissingReturnTypeProposals.

public static void addMissingReturnTypeProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) {
    ICompilationUnit cu = context.getCompilationUnit();
    CompilationUnit astRoot = context.getASTRoot();
    ASTNode selectedNode = problem.getCoveringNode(astRoot);
    if (selectedNode == null) {
        return;
    }
    BodyDeclaration decl = ASTResolving.findParentBodyDeclaration(selectedNode);
    if (decl instanceof MethodDeclaration) {
        MethodDeclaration methodDeclaration = (MethodDeclaration) decl;
        ReturnStatementCollector eval = new ReturnStatementCollector();
        decl.accept(eval);
        AST ast = astRoot.getAST();
        ITypeBinding typeBinding = eval.getTypeBinding(decl.getAST());
        typeBinding = Bindings.normalizeTypeBinding(typeBinding);
        if (typeBinding == null) {
            //$NON-NLS-1$
            typeBinding = ast.resolveWellKnownType("void");
        }
        if (typeBinding.isWildcardType()) {
            typeBinding = ASTResolving.normalizeWildcardType(typeBinding, true, ast);
        }
        ASTRewrite rewrite = ASTRewrite.create(ast);
        String label = Messages.format(CorrectionMessages.ReturnTypeSubProcessor_missingreturntype_description, BindingLabelProvider.getBindingLabel(typeBinding, BindingLabelProvider.DEFAULT_TEXTFLAGS));
        Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
        LinkedCorrectionProposal proposal = new LinkedCorrectionProposal(label, cu, rewrite, IProposalRelevance.MISSING_RETURN_TYPE, image);
        ImportRewrite imports = proposal.createImportRewrite(astRoot);
        ImportRewriteContext importRewriteContext = new ContextSensitiveImportRewriteContext(decl, imports);
        Type type = imports.addImport(typeBinding, ast, importRewriteContext);
        rewrite.set(methodDeclaration, MethodDeclaration.RETURN_TYPE2_PROPERTY, type, null);
        rewrite.set(methodDeclaration, MethodDeclaration.CONSTRUCTOR_PROPERTY, Boolean.FALSE, null);
        Javadoc javadoc = methodDeclaration.getJavadoc();
        if (javadoc != null && typeBinding != null) {
            TagElement newTag = ast.newTagElement();
            newTag.setTagName(TagElement.TAG_RETURN);
            TextElement commentStart = ast.newTextElement();
            newTag.fragments().add(commentStart);
            JavadocTagsSubProcessor.insertTag(rewrite.getListRewrite(javadoc, Javadoc.TAGS_PROPERTY), newTag, null);
            //$NON-NLS-1$
            proposal.addLinkedPosition(rewrite.track(commentStart), false, "comment_start");
        }
        //$NON-NLS-1$
        String key = "return_type";
        proposal.addLinkedPosition(rewrite.track(type), true, key);
        if (typeBinding != null) {
            ITypeBinding[] bindings = ASTResolving.getRelaxingTypes(ast, typeBinding);
            for (int i = 0; i < bindings.length; i++) {
                proposal.addLinkedPositionProposal(key, bindings[i]);
            }
        }
        proposals.add(proposal);
        // change to constructor
        ASTNode parentType = ASTResolving.findParentType(decl);
        if (parentType instanceof AbstractTypeDeclaration) {
            boolean isInterface = parentType instanceof TypeDeclaration && ((TypeDeclaration) parentType).isInterface();
            if (!isInterface) {
                String constructorName = ((AbstractTypeDeclaration) parentType).getName().getIdentifier();
                ASTNode nameNode = methodDeclaration.getName();
                label = Messages.format(CorrectionMessages.ReturnTypeSubProcessor_wrongconstructorname_description, BasicElementLabels.getJavaElementName(constructorName));
                proposals.add(new ReplaceCorrectionProposal(label, cu, nameNode.getStartPosition(), nameNode.getLength(), constructorName, IProposalRelevance.CHANGE_TO_CONSTRUCTOR));
            }
        }
    }
}