Java Code Examples for org.eclipse.jdt.core.dom.Name#getLocationInParent()

@Override
protected boolean shouldReport(IProblem problem, CompilationUnit cu) {
	if (!super.shouldReport(problem, cu))
		return false;
	ASTNode node= ASTNodeSearchUtil.getAstNode(cu, problem.getSourceStart(), problem.getSourceEnd() - problem.getSourceStart() + 1);
	if (node instanceof Type) {
		Type type= (Type) node;
		if (problem.getID() == IProblem.UndefinedType && getClassName().equals(ASTNodes.getTypeName(type))) {
			return false;
		}
	}
	if (node instanceof Name) {
		Name name= (Name) node;
		if (problem.getID() == IProblem.ImportNotFound && getPackage().indexOf(name.getFullyQualifiedName()) != -1)
			return false;
		if (problem.getID() == IProblem.MissingTypeInMethod) {
			StructuralPropertyDescriptor locationInParent= name.getLocationInParent();
			String[] arguments= problem.getArguments();
			if ((locationInParent == MethodInvocation.NAME_PROPERTY || locationInParent == SuperMethodInvocation.NAME_PROPERTY)
					&& arguments.length > 3
					&& arguments[3].endsWith(getClassName()))
				return false;
		}
	}
	return true;
}
 

@Override
public boolean visit(Name name) {
	StructuralPropertyDescriptor locationInParent= name.getLocationInParent();
	if (locationInParent == ExpressionMethodReference.NAME_PROPERTY
			|| locationInParent == TypeMethodReference.NAME_PROPERTY
			|| locationInParent == SuperMethodReference.NAME_PROPERTY) {
		return false;
	}

	SimpleName leftmost= getLeftmost(name);

	IBinding leftmostBinding= leftmost.resolveBinding();
	if (leftmostBinding instanceof IVariableBinding || leftmostBinding instanceof IMethodBinding || leftmostBinding instanceof ITypeBinding) {
		if (shouldUnqualify(leftmost))
			unqualifyMemberName(leftmost);
		else
			qualifyUnqualifiedMemberNameIfNecessary(leftmost);
	}

	if (leftmostBinding instanceof ITypeBinding) {
		String addedImport= fNewLocationCuRewrite.getImportRewrite().addImport((ITypeBinding)leftmostBinding, fNewLocationContext);
		fNewLocationCuRewrite.getImportRemover().registerAddedImport(addedImport);
	}

	return false;
}
 

private static void addNullityAnnotationTypesProposals(ICompilationUnit cu, Name node, Collection<ICommandAccess> proposals) throws CoreException {
	ASTNode parent= node.getParent();
	boolean isAnnotationName= parent instanceof Annotation && ((Annotation) parent).getTypeNameProperty() == node.getLocationInParent();
	if (!isAnnotationName) {
		boolean isImportName= parent instanceof ImportDeclaration && ImportDeclaration.NAME_PROPERTY == node.getLocationInParent();
		if (!isImportName)
			return;
	}
	
	final IJavaProject javaProject= cu.getJavaProject();
	String name= node.getFullyQualifiedName();
	
	String nullityAnnotation= null;
	String[] annotationNameOptions= { JavaCore.COMPILER_NULLABLE_ANNOTATION_NAME, JavaCore.COMPILER_NONNULL_ANNOTATION_NAME, JavaCore.COMPILER_NONNULL_BY_DEFAULT_ANNOTATION_NAME };
	Hashtable<String, String> defaultOptions= JavaCore.getDefaultOptions();
	for (String annotationNameOption : annotationNameOptions) {
		String annotationName= javaProject.getOption(annotationNameOption, true);
		if (! annotationName.equals(defaultOptions.get(annotationNameOption)))
			return;
		if (JavaModelUtil.isMatchingName(name, annotationName)) {
			nullityAnnotation= annotationName;
		}
	}
	if (nullityAnnotation == null)
		return;
	if (javaProject.findType(defaultOptions.get(annotationNameOptions[0])) != null)
		return;
	String version= JavaModelUtil.is18OrHigher(javaProject) ? "2" : "[1.1.0,2.0.0)"; //$NON-NLS-1$ //$NON-NLS-2$
	Bundle[] annotationsBundles= JavaPlugin.getDefault().getBundles("org.eclipse.jdt.annotation", version); //$NON-NLS-1$
	if (annotationsBundles == null)
		return;
	
	if (! cu.getJavaProject().getProject().hasNature("org.eclipse.pde.PluginNature")) //$NON-NLS-1$
		addCopyAnnotationsJarProposal(cu, node, nullityAnnotation, annotationsBundles[0], proposals);
}
 

@Override
public void endVisit(CompilationUnit node) {
	RefactoringStatus status= getStatus();
	superCall: {
		if (status.hasFatalError())
			break superCall;
		if (!hasSelectedNodes()) {
			ASTNode coveringNode= getLastCoveringNode();
			if (coveringNode instanceof Block && coveringNode.getParent() instanceof MethodDeclaration) {
				MethodDeclaration methodDecl= (MethodDeclaration)coveringNode.getParent();
				Message[] messages= ASTNodes.getMessages(methodDecl, ASTNodes.NODE_ONLY);
				if (messages.length > 0) {
					status.addFatalError(Messages.format(
						RefactoringCoreMessages.ExtractMethodAnalyzer_compile_errors,
						BasicElementLabels.getJavaElementName(methodDecl.getName().getIdentifier())), JavaStatusContext.create(fCUnit, methodDecl));
					break superCall;
				}
			}
			status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_invalid_selection);
			break superCall;
		}
		fEnclosingBodyDeclaration= (BodyDeclaration)ASTNodes.getParent(getFirstSelectedNode(), BodyDeclaration.class);
		if (fEnclosingBodyDeclaration == null ||
				(fEnclosingBodyDeclaration.getNodeType() != ASTNode.METHOD_DECLARATION &&
				 fEnclosingBodyDeclaration.getNodeType() != ASTNode.FIELD_DECLARATION &&
				 fEnclosingBodyDeclaration.getNodeType() != ASTNode.INITIALIZER)) {
			status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_invalid_selection);
			break superCall;
		} else if (ASTNodes.getEnclosingType(fEnclosingBodyDeclaration) == null) {
			status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_compile_errors_no_parent_binding);
			break superCall;
		} else if (fEnclosingBodyDeclaration.getNodeType() == ASTNode.METHOD_DECLARATION) {
			fEnclosingMethodBinding= ((MethodDeclaration)fEnclosingBodyDeclaration).resolveBinding();
		}
		if (!isSingleExpressionOrStatementSet()) {
			status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_single_expression_or_set);
			break superCall;
		}
		if (isExpressionSelected()) {
			ASTNode expression= getFirstSelectedNode();
			if (expression instanceof Name) {
				Name name= (Name)expression;
				if (name.resolveBinding() instanceof ITypeBinding) {
					status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_cannot_extract_type_reference);
					break superCall;
				}
				if (name.resolveBinding() instanceof IMethodBinding) {
					status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_cannot_extract_method_name_reference);
					break superCall;
				}
				if (name.resolveBinding() instanceof IVariableBinding) {
					StructuralPropertyDescriptor locationInParent= name.getLocationInParent();
					if (locationInParent == QualifiedName.NAME_PROPERTY || (locationInParent == FieldAccess.NAME_PROPERTY && !(((FieldAccess) name.getParent()).getExpression() instanceof ThisExpression)))  {
						status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_cannot_extract_part_of_qualified_name);
						break superCall;
					}
				}
				if (name.isSimpleName() && ((SimpleName)name).isDeclaration()) {
					status.addFatalError(RefactoringCoreMessages.ExtractMethodAnalyzer_cannot_extract_name_in_declaration);
					break superCall;
				}
			}
			fForceStatic=
				ASTNodes.getParent(expression, ASTNode.SUPER_CONSTRUCTOR_INVOCATION) != null ||
				ASTNodes.getParent(expression, ASTNode.CONSTRUCTOR_INVOCATION) != null;
		}
		status.merge(LocalTypeAnalyzer.perform(fEnclosingBodyDeclaration, getSelection()));
		computeLastStatementSelected();
	}
	super.endVisit(node);
}