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

Example 51 with IMethodBinding

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

the class ModifierCorrectionSubProcessor method addNonAccessibleReferenceProposal.

public static void addNonAccessibleReferenceProposal(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals, int kind, int relevance) throws CoreException {
    ICompilationUnit cu = context.getCompilationUnit();
    ASTNode selectedNode = problem.getCoveringNode(context.getASTRoot());
    if (selectedNode == null) {
        return;
    }
    IBinding binding = null;
    switch(selectedNode.getNodeType()) {
        case ASTNode.SIMPLE_NAME:
            binding = ((SimpleName) selectedNode).resolveBinding();
            break;
        case ASTNode.QUALIFIED_NAME:
            binding = ((QualifiedName) selectedNode).resolveBinding();
            break;
        case ASTNode.SIMPLE_TYPE:
            binding = ((SimpleType) selectedNode).resolveBinding();
            break;
        case ASTNode.NAME_QUALIFIED_TYPE:
            binding = ((NameQualifiedType) selectedNode).resolveBinding();
            break;
        case ASTNode.METHOD_INVOCATION:
            binding = ((MethodInvocation) selectedNode).getName().resolveBinding();
            break;
        case ASTNode.SUPER_METHOD_INVOCATION:
            binding = ((SuperMethodInvocation) selectedNode).getName().resolveBinding();
            break;
        case ASTNode.FIELD_ACCESS:
            binding = ((FieldAccess) selectedNode).getName().resolveBinding();
            break;
        case ASTNode.SUPER_FIELD_ACCESS:
            binding = ((SuperFieldAccess) selectedNode).getName().resolveBinding();
            break;
        case ASTNode.CLASS_INSTANCE_CREATION:
            binding = ((ClassInstanceCreation) selectedNode).resolveConstructorBinding();
            break;
        case ASTNode.SUPER_CONSTRUCTOR_INVOCATION:
            binding = ((SuperConstructorInvocation) selectedNode).resolveConstructorBinding();
            break;
        default:
            return;
    }
    ITypeBinding typeBinding = null;
    String name;
    IBinding bindingDecl;
    boolean isLocalVar = false;
    if (binding instanceof IVariableBinding && problem.getProblemId() == IProblem.NotVisibleType) {
        binding = ((IVariableBinding) binding).getType();
    }
    if (binding instanceof IMethodBinding && problem.getProblemId() == IProblem.NotVisibleType) {
        binding = ((IMethodBinding) binding).getReturnType();
    }
    if (binding instanceof IMethodBinding) {
        IMethodBinding methodDecl = (IMethodBinding) binding;
        if (methodDecl.isDefaultConstructor()) {
            UnresolvedElementsSubProcessor.getConstructorProposals(context, problem, proposals);
            return;
        }
        bindingDecl = methodDecl.getMethodDeclaration();
        typeBinding = methodDecl.getDeclaringClass();
        //$NON-NLS-1$
        name = BasicElementLabels.getJavaElementName(methodDecl.getName() + "()");
    } else if (binding instanceof IVariableBinding) {
        IVariableBinding varDecl = (IVariableBinding) binding;
        typeBinding = varDecl.getDeclaringClass();
        name = BasicElementLabels.getJavaElementName(binding.getName());
        isLocalVar = !varDecl.isField();
        bindingDecl = varDecl.getVariableDeclaration();
    } else if (binding instanceof ITypeBinding) {
        typeBinding = (ITypeBinding) binding;
        bindingDecl = typeBinding.getTypeDeclaration();
        name = BasicElementLabels.getJavaElementName(binding.getName());
    } else {
        return;
    }
    if (typeBinding != null && typeBinding.isFromSource() || isLocalVar) {
        int includedModifiers = 0;
        int excludedModifiers = 0;
        String label;
        switch(kind) {
            case TO_VISIBLE:
                excludedModifiers = Modifier.PRIVATE | Modifier.PROTECTED | Modifier.PUBLIC;
                includedModifiers = getNeededVisibility(selectedNode, typeBinding, binding);
                label = Messages.format(CorrectionMessages.ModifierCorrectionSubProcessor_changevisibility_description, new String[] { name, getVisibilityString(includedModifiers) });
                break;
            case TO_STATIC:
                label = Messages.format(CorrectionMessages.ModifierCorrectionSubProcessor_changemodifiertostatic_description, name);
                includedModifiers = Modifier.STATIC;
                if (bindingDecl.getKind() == IBinding.METHOD) {
                    excludedModifiers = Modifier.DEFAULT | Modifier.ABSTRACT;
                }
                break;
            case TO_NON_STATIC:
                if (typeBinding != null && typeBinding.isInterface())
                    return;
                label = Messages.format(CorrectionMessages.ModifierCorrectionSubProcessor_changemodifiertononstatic_description, name);
                excludedModifiers = Modifier.STATIC;
                break;
            case TO_NON_PRIVATE:
                int visibility;
                if (cu.getParent().getElementName().equals(typeBinding.getPackage().getName())) {
                    visibility = Modifier.NONE;
                    excludedModifiers = Modifier.PRIVATE;
                } else {
                    visibility = Modifier.PUBLIC;
                    includedModifiers = Modifier.PUBLIC;
                    excludedModifiers = Modifier.PRIVATE | Modifier.PROTECTED | Modifier.PUBLIC;
                }
                label = Messages.format(CorrectionMessages.ModifierCorrectionSubProcessor_changevisibility_description, new String[] { name, getVisibilityString(visibility) });
                break;
            case TO_NON_FINAL:
                if (typeBinding != null && typeBinding.isInterface())
                    return;
                label = Messages.format(CorrectionMessages.ModifierCorrectionSubProcessor_changemodifiertononfinal_description, name);
                excludedModifiers = Modifier.FINAL;
                break;
            default:
                //$NON-NLS-1$
                throw new IllegalArgumentException("not supported");
        }
        ICompilationUnit targetCU = isLocalVar ? cu : ASTResolving.findCompilationUnitForBinding(cu, context.getASTRoot(), typeBinding.getTypeDeclaration());
        if (targetCU != null) {
            Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
            proposals.add(new ModifierChangeCorrectionProposal(label, targetCU, bindingDecl, selectedNode, includedModifiers, excludedModifiers, relevance, image));
        }
    }
    if (kind == TO_VISIBLE && bindingDecl.getKind() == IBinding.VARIABLE) {
        UnresolvedElementsSubProcessor.getVariableProposals(context, problem, (IVariableBinding) bindingDecl, proposals);
    }
}

Example 52 with IMethodBinding

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

the class ModifierCorrectionSubProcessor method addMethodRequiresBodyProposals.

public static void addMethodRequiresBodyProposals(IInvocationContext context, IProblemLocation problem, Collection<ICommandAccess> proposals) {
    ICompilationUnit cu = context.getCompilationUnit();
    AST ast = context.getASTRoot().getAST();
    ASTNode selectedNode = problem.getCoveringNode(context.getASTRoot());
    if (!(selectedNode instanceof MethodDeclaration)) {
        return;
    }
    MethodDeclaration decl = (MethodDeclaration) selectedNode;
    Modifier modifierNode;
    {
        ASTRewrite rewrite = ASTRewrite.create(ast);
        modifierNode = removeModifier(decl, rewrite, Modifier.ABSTRACT);
        Block body = ast.newBlock();
        rewrite.set(decl, MethodDeclaration.BODY_PROPERTY, body, null);
        if (!decl.isConstructor()) {
            Type returnType = decl.getReturnType2();
            if (returnType != null) {
                Expression expression = ASTNodeFactory.newDefaultExpression(ast, returnType, decl.getExtraDimensions());
                if (expression != null) {
                    ReturnStatement returnStatement = ast.newReturnStatement();
                    returnStatement.setExpression(expression);
                    body.statements().add(returnStatement);
                }
            }
        }
        String label = CorrectionMessages.ModifierCorrectionSubProcessor_addmissingbody_description;
        Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
        ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, cu, rewrite, IProposalRelevance.ADD_MISSING_BODY, image);
        proposals.add(proposal);
    }
    IMethodBinding binding = decl.resolveBinding();
    if (modifierNode == null && binding != null) {
        String label = Messages.format(CorrectionMessages.ModifierCorrectionSubProcessor_changemodifiertoabstract_description, getMethodLabel(binding));
        Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
        int included = binding.getDeclaringClass().isInterface() ? Modifier.NONE : Modifier.ABSTRACT;
        int excluded = Modifier.STATIC | Modifier.DEFAULT;
        ModifierChangeCorrectionProposal proposal = new ModifierChangeCorrectionProposal(label, cu, binding, decl, included, excluded, IProposalRelevance.ADD_ABSTRACT_MODIFIER, image);
        proposals.add(proposal);
    }
}

Example 53 with IMethodBinding

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

the class GetterSetterCorrectionSubProcessor method addGetterProposal.

/**
	 * Proposes a getter for this field.
	 * 
	 * @param context the proposal parameter
	 * @param relevance relevance of this proposal
	 * @return the proposal if available or null
	 */
private static ChangeCorrectionProposal addGetterProposal(ProposalParameter context, int relevance) {
    IMethodBinding method = findGetter(context);
    if (method != null) {
        Expression mi = createMethodInvocation(context, method, null);
        context.astRewrite.replace(context.accessNode, mi, null);
        String label = Messages.format(CorrectionMessages.GetterSetterCorrectionSubProcessor_replacewithgetter_description, BasicElementLabels.getJavaCodeString(ASTNodes.asString(context.accessNode)));
        Image image = JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
        ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, context.compilationUnit, context.astRewrite, relevance, image);
        return proposal;
    } else {
    //			IJavaElement element= context.variableBinding.getJavaElement();
    //			if (element instanceof IField) {
    //				IField field= (IField) element;
    //				try {
    //					if (RefactoringAvailabilityTester.isSelfEncapsulateAvailable(field))
    //						return new SelfEncapsulateFieldProposal(relevance, field);
    //				} catch (JavaModelException e) {
    //					JavaPlugin.log(e);
    //				}
    //			}
    }
    return null;
}

Example 54 with IMethodBinding

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

the class AddUnimplementedMethodsOperation method rewriteAST.

/**
	 * {@inheritDoc}
	 */
@Override
public void rewriteAST(CompilationUnitRewrite cuRewrite, LinkedProposalModel model) throws CoreException {
    IMethodBinding[] unimplementedMethods = getUnimplementedMethods(fTypeNode);
    if (unimplementedMethods.length == 0)
        return;
    ImportRewriteContext context = new ContextSensitiveImportRewriteContext((CompilationUnit) fTypeNode.getRoot(), fTypeNode.getStartPosition(), cuRewrite.getImportRewrite());
    ASTRewrite rewrite = cuRewrite.getASTRewrite();
    ICompilationUnit unit = cuRewrite.getCu();
    CodeGenerationSettings settings = JavaPreferencesSettings.getCodeGenerationSettings(unit.getJavaProject());
    ListRewrite listRewrite;
    if (fTypeNode instanceof AnonymousClassDeclaration) {
        AnonymousClassDeclaration decl = (AnonymousClassDeclaration) fTypeNode;
        listRewrite = rewrite.getListRewrite(decl, AnonymousClassDeclaration.BODY_DECLARATIONS_PROPERTY);
        settings.createComments = false;
    } else if (fTypeNode instanceof AbstractTypeDeclaration) {
        AbstractTypeDeclaration decl = (AbstractTypeDeclaration) fTypeNode;
        listRewrite = rewrite.getListRewrite(decl, decl.getBodyDeclarationsProperty());
    } else if (fTypeNode instanceof EnumConstantDeclaration) {
        EnumConstantDeclaration enumConstantDeclaration = (EnumConstantDeclaration) fTypeNode;
        AnonymousClassDeclaration anonymousClassDeclaration = enumConstantDeclaration.getAnonymousClassDeclaration();
        if (anonymousClassDeclaration == null) {
            anonymousClassDeclaration = rewrite.getAST().newAnonymousClassDeclaration();
            rewrite.set(enumConstantDeclaration, EnumConstantDeclaration.ANONYMOUS_CLASS_DECLARATION_PROPERTY, anonymousClassDeclaration, createTextEditGroup(CorrectionMessages.AddUnimplementedMethodsOperation_AddMissingMethod_group, cuRewrite));
        }
        listRewrite = rewrite.getListRewrite(anonymousClassDeclaration, AnonymousClassDeclaration.BODY_DECLARATIONS_PROPERTY);
        settings.createComments = false;
    } else {
        //$NON-NLS-1$
        Assert.isTrue(false, "Unknown type node");
        return;
    }
    ImportRewrite imports = cuRewrite.getImportRewrite();
    for (int i = 0; i < unimplementedMethods.length; i++) {
        IMethodBinding curr = unimplementedMethods[i];
        MethodDeclaration newMethodDecl = StubUtility2.createImplementationStub(unit, rewrite, imports, context, curr, curr.getDeclaringClass().getName(), settings, false);
        listRewrite.insertLast(newMethodDecl, createTextEditGroup(CorrectionMessages.AddUnimplementedMethodsOperation_AddMissingMethod_group, cuRewrite));
    }
}

Example 55 with IMethodBinding

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

the class ConvertIterableLoopOperation method checkExpressionCondition.

private IStatus checkExpressionCondition() {
    Expression expression = getForStatement().getExpression();
    if (!(expression instanceof MethodInvocation))
        return SEMANTIC_CHANGE_WARNING_STATUS;
    MethodInvocation invoc = (MethodInvocation) expression;
    IMethodBinding methodBinding = invoc.resolveMethodBinding();
    if (methodBinding == null)
        return ERROR_STATUS;
    ITypeBinding declaringClass = methodBinding.getDeclaringClass();
    if (declaringClass == null)
        return ERROR_STATUS;
    String qualifiedName = declaringClass.getQualifiedName();
    String methodName = invoc.getName().getIdentifier();
    if (qualifiedName.startsWith("java.util.Enumeration")) {
        //$NON-NLS-1$
        if (//$NON-NLS-1$
        !methodName.equals("hasMoreElements"))
            return SEMANTIC_CHANGE_WARNING_STATUS;
    } else if (qualifiedName.startsWith("java.util.Iterator")) {
        //$NON-NLS-1$
        if (//$NON-NLS-1$
        !methodName.equals("hasNext"))
            return SEMANTIC_CHANGE_WARNING_STATUS;
        return checkIteratorCondition();
    } else {
        return SEMANTIC_CHANGE_WARNING_STATUS;
    }
    return StatusInfo.OK_STATUS;
}