Java Code Examples for org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding#isInterface()

@Override
public ElementKind getKind() {
	if (null != _kindHint) {
		return _kindHint;
	}
	ReferenceBinding refBinding = (ReferenceBinding)_binding;
	// The order of these comparisons is important: e.g., enum is subset of class
	if (refBinding.isEnum()) {
		return ElementKind.ENUM;
	}
	else if (refBinding.isAnnotationType()) {
		return ElementKind.ANNOTATION_TYPE;
	}
	else if (refBinding.isInterface()) {
		return ElementKind.INTERFACE;
	}
	else if (refBinding.isClass()) {
		return ElementKind.CLASS;
	}
	else {
		throw new IllegalArgumentException("TypeElement " + new String(refBinding.shortReadableName()) +  //$NON-NLS-1$
				" has unexpected attributes " + refBinding.modifiers); //$NON-NLS-1$
	}
}
 

@Override
public Set<Modifier> getModifiers()
{
	ReferenceBinding refBinding = (ReferenceBinding)_binding;
	int modifiers = refBinding.modifiers;
	if (refBinding.isInterface() && refBinding.isNestedType()) {
		modifiers |= ClassFileConstants.AccStatic;
	}
	return Factory.getModifiers(modifiers, getKind(), refBinding.isBinaryBinding());
}
 

@Override
public TypeMirror getSuperclass() {
	ReferenceBinding binding = (ReferenceBinding)_binding;
	ReferenceBinding superBinding = binding.superclass();
	if (null == superBinding || binding.isInterface()) {
		return _env.getFactory().getNoType(TypeKind.NONE);
	}
	// superclass of a type must be a DeclaredType
	return _env.getFactory().newTypeMirror(superBinding);
}
 

public MethodBinding findExactMethod(ReferenceBinding receiverType, char[] selector, TypeBinding[] argumentTypes, InvocationSite invocationSite) {
	MethodBinding exactMethod = receiverType.getExactMethod(selector, argumentTypes, null);
	if (exactMethod != null){
		if (receiverType.isInterface() || canBeSeenByForCodeSnippet(exactMethod, receiverType, invocationSite, this))
			return exactMethod;
	}
	return null;
}
 

private void getAllInheritedMethods0(ReferenceBinding binding, ArrayList<MethodBinding> collector) {
	if (!binding.isInterface()) return;
	MethodBinding[] methodBindings = binding.methods();
	for (int i = 0, max = methodBindings.length; i < max; i++) {
		collector.add(methodBindings[i]);
	}
	ReferenceBinding[] superInterfaces = binding.superInterfaces();
	for (int i = 0, max = superInterfaces.length; i < max; i++) {
		getAllInheritedMethods0(superInterfaces[i], collector);
	}
}
 

private void searchVisibleMethods(
		ReferenceBinding receiverType,
		Scope scope,
		InvocationSite invocationSite,
		Scope invocationScope,
		boolean onlyStaticMethods,
		boolean notInJavadoc,
		ObjectVector methodsFound) {
	ReferenceBinding currentType = receiverType;
	if (notInJavadoc) {
		if (receiverType.isInterface()) {
			searchVisibleInterfaceMethods(
					new ReferenceBinding[]{currentType},
					receiverType,
					scope,
					invocationSite,
					invocationScope,
					onlyStaticMethods,
					methodsFound);

			currentType = scope.getJavaLangObject();
		}
	}
	boolean hasPotentialDefaultAbstractMethods = true;
	while (currentType != null) {

		MethodBinding[] methods = currentType.availableMethods();
		if (methods != null) {
			searchVisibleLocalMethods(
					methods,
					receiverType,
					scope,
					invocationSite,
					invocationScope,
					onlyStaticMethods,
					methodsFound);
		}

		if (notInJavadoc &&
				hasPotentialDefaultAbstractMethods &&
				(currentType.isAbstract() ||
						currentType.isTypeVariable() ||
						currentType.isIntersectionType() ||
						currentType.isEnum())){

			ReferenceBinding[] superInterfaces = currentType.superInterfaces();
			if (superInterfaces != null && currentType.isIntersectionType()) {
				for (int i = 0; i < superInterfaces.length; i++) {
					superInterfaces[i] = (ReferenceBinding)superInterfaces[i].capture(invocationScope, invocationSite.sourceEnd());
				}
			}

			searchVisibleInterfaceMethods(
					superInterfaces,
					receiverType,
					scope,
					invocationSite,
					invocationScope,
					onlyStaticMethods,
					methodsFound);
		} else {
			hasPotentialDefaultAbstractMethods = false;
		}
		if(currentType.isParameterizedType()) {
			currentType = ((ParameterizedTypeBinding)currentType).genericType().superclass();
		} else {
			currentType = currentType.superclass();
		}
	}
}
 

public TypeBinding resolveType(BlockScope scope, boolean checkBounds, int location) {

		int length = this.typeReferences.length;
		ReferenceBinding[] intersectingTypes = new ReferenceBinding[length];
		boolean hasError = false;
		
		int typeCount = 0;
		nextType:
		for (int i = 0; i < length; i++) {
			final TypeReference typeReference = this.typeReferences[i];
			TypeBinding type = typeReference.resolveType(scope, checkBounds, location);
			if (type == null || ((type.tagBits & TagBits.HasMissingType) != 0)) {
				hasError = true;
				continue;
			}
			if (i == 0) {
				if (type.isBaseType()) { // rejected in grammar for i > 0
					scope.problemReporter().onlyReferenceTypesInIntersectionCast(typeReference);
					hasError = true;
					continue;
				}
				if (type.isArrayType()) { // javac rejects the pedantic cast: (X[] & Serializable & Cloneable) new X[0], what is good for the goose ...
					scope.problemReporter().illegalArrayTypeInIntersectionCast(typeReference);
					hasError = true;
					continue;
				}
			} else if (!type.isInterface()) {
				scope.problemReporter().boundMustBeAnInterface(typeReference, type);
				hasError = true;
				continue;
			}
			for (int j = 0; j < typeCount; j++) {
				final ReferenceBinding priorType = intersectingTypes[j];
				if (TypeBinding.equalsEquals(priorType, type)) {
					scope.problemReporter().duplicateBoundInIntersectionCast(typeReference);
					hasError = true;
					continue;
				}
				if (!priorType.isInterface())
					continue;
				if (TypeBinding.equalsEquals(type.findSuperTypeOriginatingFrom(priorType), priorType)) {
					intersectingTypes[j] = (ReferenceBinding) type;
					continue nextType;
				}
				if (TypeBinding.equalsEquals(priorType.findSuperTypeOriginatingFrom(type), type))
					continue nextType;
			}
			intersectingTypes[typeCount++] = (ReferenceBinding) type;
		}

		if (hasError) {
			return null;
		}
		if (typeCount != length) {
			if (typeCount == 1) {
				return this.resolvedType = intersectingTypes[0];
			}
			System.arraycopy(intersectingTypes, 0, intersectingTypes = new ReferenceBinding[typeCount], 0, typeCount);
		}
		IntersectionCastTypeBinding intersectionType = (IntersectionCastTypeBinding) scope.environment().createIntersectionCastType(intersectingTypes);
		// check for parameterized interface collisions (when different parameterizations occur)
		ReferenceBinding itsSuperclass = null;
		ReferenceBinding[] interfaces = intersectingTypes;
		ReferenceBinding firstType = intersectingTypes[0];
		if (firstType.isClass()) {
			itsSuperclass = firstType.superclass();
			System.arraycopy(intersectingTypes, 1, interfaces = new ReferenceBinding[typeCount - 1], 0, typeCount - 1);
		}
		
		Map invocations = new HashMap(2);
		nextInterface: for (int i = 0, interfaceCount = interfaces.length; i < interfaceCount; i++) {
			ReferenceBinding one = interfaces[i];
			if (one == null) continue nextInterface;
			if (itsSuperclass != null && scope.hasErasedCandidatesCollisions(itsSuperclass, one, invocations, intersectionType, this))
				continue nextInterface;
			nextOtherInterface: for (int j = 0; j < i; j++) {
				ReferenceBinding two = interfaces[j];
				if (two == null) continue nextOtherInterface;
				if (scope.hasErasedCandidatesCollisions(one, two, invocations, intersectionType, this))
					continue nextInterface;
			}
		}
		if ((intersectionType.tagBits & TagBits.HierarchyHasProblems) != 0)
			return null;

		return (this.resolvedType = intersectionType);
	}