Java Code Examples for org.eclipse.jdt.internal.compiler.lookup.FieldBinding#isProtected()

public void manageSyntheticAccessIfNecessary(BlockScope currentScope, FlowInfo flowInfo, boolean isReadAccess) {
	if ((flowInfo.tagBits & FlowInfo.UNREACHABLE_OR_DEAD) != 0)	return;

	//If inlinable field, forget the access emulation, the code gen will directly target it
	if (this.constant != Constant.NotAConstant)
		return;

	if ((this.bits & Binding.FIELD) != 0) {
		FieldBinding fieldBinding = (FieldBinding) this.binding;
		FieldBinding codegenField = fieldBinding.original();
		if (((this.bits & ASTNode.DepthMASK) != 0)
			&& (codegenField.isPrivate() // private access
				|| (codegenField.isProtected() // implicit protected access
						&& codegenField.declaringClass.getPackage() != currentScope.enclosingSourceType().getPackage()))) {
			if (this.syntheticAccessors == null)
				this.syntheticAccessors = new MethodBinding[2];
			this.syntheticAccessors[isReadAccess ? SingleNameReference.READ : SingleNameReference.WRITE] =
			    ((SourceTypeBinding)currentScope.enclosingSourceType().
					enclosingTypeAt((this.bits & ASTNode.DepthMASK) >> ASTNode.DepthSHIFT)).addSyntheticMethod(codegenField, isReadAccess, false /*not super access*/);
			currentScope.problemReporter().needToEmulateFieldAccess(codegenField, this, isReadAccess);
			return;
		}
	}
}
 

public final boolean canBeSeenByForCodeSnippet(FieldBinding fieldBinding, TypeBinding receiverType, InvocationSite invocationSite, Scope scope) {
	if (fieldBinding.isPublic()) return true;

	ReferenceBinding invocationType = (ReferenceBinding) receiverType;
	if (TypeBinding.equalsEquals(invocationType, fieldBinding.declaringClass)) return true;

	if (fieldBinding.isProtected()) {
		// answer true if the invocationType is the declaringClass or they are in the same package
		// OR the invocationType is a subclass of the declaringClass
		//    AND the receiverType is the invocationType or its subclass
		//    OR the field is a static field accessed directly through a type
		if (TypeBinding.equalsEquals(invocationType, fieldBinding.declaringClass)) return true;
		if (invocationType.fPackage == fieldBinding.declaringClass.fPackage) return true;
		if (fieldBinding.declaringClass.isSuperclassOf(invocationType)) {
			if (invocationSite.isSuperAccess()) return true;
			// receiverType can be an array binding in one case... see if you can change it
			if (receiverType instanceof ArrayBinding)
				return false;
			if (invocationType.isSuperclassOf((ReferenceBinding) receiverType))
				return true;
			if (fieldBinding.isStatic())
				return true; // see 1FMEPDL - return invocationSite.isTypeAccess();
		}
		return false;
	}

	if (fieldBinding.isPrivate()) {
		// answer true if the receiverType is the declaringClass
		// AND the invocationType and the declaringClass have a common enclosingType
		if (TypeBinding.notEquals(receiverType, fieldBinding.declaringClass)) return false;

		if (TypeBinding.notEquals(invocationType, fieldBinding.declaringClass)) {
			ReferenceBinding outerInvocationType = invocationType;
			ReferenceBinding temp = outerInvocationType.enclosingType();
			while (temp != null) {
				outerInvocationType = temp;
				temp = temp.enclosingType();
			}

			ReferenceBinding outerDeclaringClass = fieldBinding.declaringClass;
			temp = outerDeclaringClass.enclosingType();
			while (temp != null) {
				outerDeclaringClass = temp;
				temp = temp.enclosingType();
			}
			if (TypeBinding.notEquals(outerInvocationType, outerDeclaringClass)) return false;
		}
		return true;
	}

	// isDefault()
	if (invocationType.fPackage != fieldBinding.declaringClass.fPackage) return false;

	// receiverType can be an array binding in one case... see if you can change it
	if (receiverType instanceof ArrayBinding)
		return false;
	ReferenceBinding type = (ReferenceBinding) receiverType;
	PackageBinding declaringPackage = fieldBinding.declaringClass.fPackage;
	TypeBinding originalDeclaringClass = fieldBinding.declaringClass .original();
	do {
		if (type.isCapture()) { // https://bugs.eclipse.org/bugs/show_bug.cgi?id=285002
			if (TypeBinding.equalsEquals(originalDeclaringClass, type.erasure().original())) return true;	
		} else {
			if (TypeBinding.equalsEquals(originalDeclaringClass, type.original())) return true;
		}
		if (declaringPackage != type.fPackage) return false;
	} while ((type = type.superclass()) != null);
	return false;
}