+++ /dev/null
-/*******************************************************************************
- * Copyright (c) 2000, 2004 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-package org.eclipse.jdt.internal.compiler.lookup;
-
-import org.eclipse.jdt.internal.compiler.ast.FieldDeclaration;
-import org.eclipse.jdt.internal.compiler.impl.Constant;
-
-public class FieldBinding extends VariableBinding {
- public ReferenceBinding declaringClass;
-protected FieldBinding() {
- // for creating problem field
-}
-public FieldBinding(char[] name, TypeBinding type, int modifiers, ReferenceBinding declaringClass, Constant constant) {
- this.modifiers = modifiers;
- this.type = type;
- this.name = name;
- this.declaringClass = declaringClass;
- this.constant = constant;
-
- // propagate the deprecated modifier
- if (this.declaringClass != null)
- if (this.declaringClass.isViewedAsDeprecated() && !isDeprecated())
- this.modifiers |= AccDeprecatedImplicitly;
-}
-public FieldBinding(FieldDeclaration field, TypeBinding type, int modifiers, ReferenceBinding declaringClass) {
- this(field.name, type, modifiers, declaringClass, null);
- field.binding = this; // record binding in declaration
-}
-// special API used to change field declaring class for runtime visibility check
-public FieldBinding(FieldBinding initialFieldBinding, ReferenceBinding declaringClass) {
- this.modifiers = initialFieldBinding.modifiers;
- this.type = initialFieldBinding.type;
- this.name = initialFieldBinding.name;
- this.declaringClass = declaringClass;
- this.constant = initialFieldBinding.constant;
- this.id = initialFieldBinding.id;
-}
-/* API
-* Answer the receiver's binding type from Binding.BindingID.
-*/
-
-public final int bindingType() {
- return FIELD;
-}
-/* Answer true if the receiver is visible to the type provided by the scope.
-* InvocationSite implements isSuperAccess() to provide additional information
-* if the receiver is protected.
-*
-* NOTE: Cannot invoke this method with a compilation unit scope.
-*/
-
-public final boolean canBeSeenBy(TypeBinding receiverType, InvocationSite invocationSite, Scope scope) {
- if (isPublic()) return true;
-
- SourceTypeBinding invocationType = scope.enclosingSourceType();
- if (invocationType == declaringClass && invocationType == receiverType) return true;
-
- if (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 method is a static method accessed directly through a type
- // OR previous assertions are true for one of the enclosing type
- if (invocationType == declaringClass) return true;
- if (invocationType.fPackage == declaringClass.fPackage) return true;
-
- ReferenceBinding currentType = invocationType;
- int depth = 0;
- do {
- if (declaringClass.isSuperclassOf(currentType)) {
- 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 (isStatic()){
- if (depth > 0) invocationSite.setDepth(depth);
- return true; // see 1FMEPDL - return invocationSite.isTypeAccess();
- }
- if (currentType == receiverType || currentType.isSuperclassOf((ReferenceBinding) receiverType)){
- if (depth > 0) invocationSite.setDepth(depth);
- return true;
- }
- }
- depth++;
- currentType = currentType.enclosingType();
- } while (currentType != null);
- return false;
- }
-
- if (isPrivate()) {
- // answer true if the receiverType is the declaringClass
- // AND the invocationType and the declaringClass have a common enclosingType
- if (receiverType != declaringClass) return false;
-
- if (invocationType != declaringClass) {
- ReferenceBinding outerInvocationType = invocationType;
- ReferenceBinding temp = outerInvocationType.enclosingType();
- while (temp != null) {
- outerInvocationType = temp;
- temp = temp.enclosingType();
- }
-
- ReferenceBinding outerDeclaringClass = declaringClass;
- temp = outerDeclaringClass.enclosingType();
- while (temp != null) {
- outerDeclaringClass = temp;
- temp = temp.enclosingType();
- }
- if (outerInvocationType != outerDeclaringClass) return false;
- }
- return true;
- }
-
- // isDefault()
- if (invocationType.fPackage != 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 currentType = (ReferenceBinding) receiverType;
- PackageBinding declaringPackage = declaringClass.fPackage;
- do {
- if (declaringClass == currentType) return true;
- if (declaringPackage != currentType.fPackage) return false;
- } while ((currentType = currentType.superclass()) != null);
- return false;
-}
-public final int getAccessFlags() {
- return modifiers & AccJustFlag;
-}
-
-/* Answer true if the receiver has default visibility
-*/
-
-public final boolean isDefault() {
- return !isPublic() && !isProtected() && !isPrivate();
-}
-/* Answer true if the receiver is a deprecated field
-*/
-
-public final boolean isDeprecated() {
- return (modifiers & AccDeprecated) != 0;
-}
-/* Answer true if the receiver has private visibility
-*/
-
-public final boolean isPrivate() {
- return (modifiers & AccPrivate) != 0;
-}
-/* Answer true if the receiver has private visibility and is used locally
-*/
-
-public final boolean isPrivateUsed() {
- return (modifiers & AccPrivateUsed) != 0;
-}
-/* Answer true if the receiver has protected visibility
-*/
-
-public final boolean isProtected() {
- return (modifiers & AccProtected) != 0;
-}
-/* Answer true if the receiver has public visibility
-*/
-
-public final boolean isPublic() {
- return (modifiers & AccPublic) != 0;
-}
-/* Answer true if the receiver is a static field
-*/
-
-public final boolean isStatic() {
- return (modifiers & AccStatic) != 0;
-}
-/* Answer true if the receiver is not defined in the source of the declaringClass
-*/
-
-public final boolean isSynthetic() {
- return (modifiers & AccSynthetic) != 0;
-}
-/* Answer true if the receiver is a transient field
-*/
-
-public final boolean isTransient() {
- return (modifiers & AccTransient) != 0;
-}
-/* Answer true if the receiver's declaring type is deprecated (or any of its enclosing types)
-*/
-
-public final boolean isViewedAsDeprecated() {
- return (modifiers & AccDeprecated) != 0 ||
- (modifiers & AccDeprecatedImplicitly) != 0;
-}
-/* Answer true if the receiver is a volatile field
-*/
-
-public final boolean isVolatile() {
- return (modifiers & AccVolatile) != 0;
-}
-}
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