public class ClassScope extends Scope {
public TypeDeclaration referenceContext;
-
+
public ClassScope(Scope parent, TypeDeclaration context) {
super(CLASS_SCOPE, parent);
this.referenceContext = context;
}
-
- void buildAnonymousTypeBinding(SourceTypeBinding enclosingType, ReferenceBinding supertype) {
-
- LocalTypeBinding anonymousType = buildLocalType(enclosingType, enclosingType.fPackage);
+
+ void buildAnonymousTypeBinding(SourceTypeBinding enclosingType,
+ ReferenceBinding supertype) {
+
+ LocalTypeBinding anonymousType = buildLocalType(enclosingType,
+ enclosingType.fPackage);
SourceTypeBinding sourceType = referenceContext.binding;
if (supertype.isInterface()) {
anonymousType.faultInTypesForFieldsAndMethods();
sourceType.verifyMethods(environment().methodVerifier());
}
-
+
private void buildFields() {
if (referenceContext.fields == null) {
referenceContext.binding.fields = NoFields;
if (fields[i].isField())
count++;
- // iterate the field declarations to create the bindings, lose all duplicates
+ // iterate the field declarations to create the bindings, lose all
+ // duplicates
FieldBinding[] fieldBindings = new FieldBinding[count];
HashtableOfObject knownFieldNames = new HashtableOfObject(count);
boolean duplicate = false;
FieldDeclaration field = fields[i];
if (!field.isField()) {
if (referenceContext.binding.isInterface())
- problemReporter().interfaceCannotHaveInitializers(referenceContext.binding, field);
+ problemReporter().interfaceCannotHaveInitializers(
+ referenceContext.binding, field);
} else {
- FieldBinding fieldBinding = new FieldBinding(field, null, referenceContext.binding);
+ FieldBinding fieldBinding = new FieldBinding(field, null,
+ referenceContext.binding);
// field's type will be resolved when needed for top level types
checkAndSetModifiersForField(fieldBinding, field);
if (knownFieldNames.containsKey(field.name)) {
duplicate = true;
- FieldBinding previousBinding = (FieldBinding) knownFieldNames.get(field.name);
+ FieldBinding previousBinding = (FieldBinding) knownFieldNames
+ .get(field.name);
if (previousBinding != null) {
for (int f = 0; f < i; f++) {
FieldDeclaration previousField = fields[f];
if (previousField.binding == previousBinding) {
- problemReporter().duplicateFieldInType(referenceContext.binding, previousField);
+ problemReporter()
+ .duplicateFieldInType(
+ referenceContext.binding,
+ previousField);
previousField.binding = null;
break;
}
}
}
- knownFieldNames.put(field.name, null); // ensure that the duplicate field is found & removed
- problemReporter().duplicateFieldInType(referenceContext.binding, field);
+ knownFieldNames.put(field.name, null); // ensure that the
+ // duplicate field
+ // is found &
+ // removed
+ problemReporter().duplicateFieldInType(
+ referenceContext.binding, field);
field.binding = null;
} else {
knownFieldNames.put(field.name, fieldBinding);
}
// remove duplicate fields
if (duplicate) {
- FieldBinding[] newFieldBindings = new FieldBinding[knownFieldNames.size() - 1];
+ FieldBinding[] newFieldBindings = new FieldBinding[knownFieldNames
+ .size() - 1];
// we know we'll be removing at least 1 duplicate name
size = count;
count = 0;
}
if (count != fieldBindings.length)
- System.arraycopy(fieldBindings, 0, fieldBindings = new FieldBinding[count], 0, count);
+ System.arraycopy(fieldBindings, 0,
+ fieldBindings = new FieldBinding[count], 0, count);
for (int i = 0; i < count; i++)
fieldBindings[i].id = i;
referenceContext.binding.fields = fieldBindings;
}
-
+
void buildFieldsAndMethods() {
buildFields();
buildMethods();
SourceTypeBinding sourceType = referenceContext.binding;
if (sourceType.isMemberType() && !sourceType.isLocalType())
- ((MemberTypeBinding) sourceType).checkSyntheticArgsAndFields();
+ ((MemberTypeBinding) sourceType).checkSyntheticArgsAndFields();
ReferenceBinding[] memberTypes = sourceType.memberTypes;
for (int i = 0, length = memberTypes.length; i < length; i++)
- ((SourceTypeBinding) memberTypes[i]).scope.buildFieldsAndMethods();
+ ((SourceTypeBinding) memberTypes[i]).scope.buildFieldsAndMethods();
}
-
- private LocalTypeBinding buildLocalType(
- SourceTypeBinding enclosingType,
- PackageBinding packageBinding) {
+
+ private LocalTypeBinding buildLocalType(SourceTypeBinding enclosingType,
+ PackageBinding packageBinding) {
referenceContext.scope = this;
- referenceContext.staticInitializerScope = new MethodScope(this, referenceContext, true);
- referenceContext.initializerScope = new MethodScope(this, referenceContext, false);
+ referenceContext.staticInitializerScope = new MethodScope(this,
+ referenceContext, true);
+ referenceContext.initializerScope = new MethodScope(this,
+ referenceContext, false);
// build the binding or the local type
LocalTypeBinding localType = new LocalTypeBinding(this, enclosingType);
int size = referenceContext.memberTypes.length;
memberTypeBindings = new ReferenceBinding[size];
int count = 0;
- nextMember : for (int i = 0; i < size; i++) {
+ nextMember: for (int i = 0; i < size; i++) {
TypeDeclaration memberContext = referenceContext.memberTypes[i];
if (memberContext.isInterface()) {
- problemReporter().nestedClassCannotDeclareInterface(memberContext);
+ problemReporter().nestedClassCannotDeclareInterface(
+ memberContext);
continue nextMember;
}
ReferenceBinding type = localType;
- // check that the member does not conflict with an enclosing type
+ // check that the member does not conflict with an enclosing
+ // type
do {
- if (CharOperation.equals(type.sourceName, memberContext.name)) {
+ if (CharOperation.equals(type.sourceName,
+ memberContext.name)) {
problemReporter().hidingEnclosingType(memberContext);
continue nextMember;
}
type = type.enclosingType();
} while (type != null);
- // check the member type does not conflict with another sibling member type
+ // check the member type does not conflict with another sibling
+ // member type
for (int j = 0; j < i; j++) {
- if (CharOperation.equals(referenceContext.memberTypes[j].name, memberContext.name)) {
+ if (CharOperation.equals(
+ referenceContext.memberTypes[j].name,
+ memberContext.name)) {
problemReporter().duplicateNestedType(memberContext);
continue nextMember;
}
}
- ClassScope memberScope = new ClassScope(this, referenceContext.memberTypes[i]);
- LocalTypeBinding memberBinding = memberScope.buildLocalType(localType, packageBinding);
+ ClassScope memberScope = new ClassScope(this,
+ referenceContext.memberTypes[i]);
+ LocalTypeBinding memberBinding = memberScope.buildLocalType(
+ localType, packageBinding);
memberBinding.setAsMemberType();
memberTypeBindings[count++] = memberBinding;
}
if (count != size)
- System.arraycopy(memberTypeBindings, 0, memberTypeBindings = new ReferenceBinding[count], 0, count);
+ System.arraycopy(memberTypeBindings, 0,
+ memberTypeBindings = new ReferenceBinding[count], 0,
+ count);
}
localType.memberTypes = memberTypeBindings;
return localType;
}
-
+
void buildLocalTypeBinding(SourceTypeBinding enclosingType) {
- LocalTypeBinding localType = buildLocalType(enclosingType, enclosingType.fPackage);
+ LocalTypeBinding localType = buildLocalType(enclosingType,
+ enclosingType.fPackage);
connectTypeHierarchy();
buildFieldsAndMethods();
localType.faultInTypesForFieldsAndMethods();
referenceContext.binding.verifyMethods(environment().methodVerifier());
}
-
+
private void buildMethods() {
if (referenceContext.methods == null) {
referenceContext.binding.methods = NoMethods;
break;
}
}
- MethodBinding[] methodBindings = new MethodBinding[clinitIndex == -1 ? size : size - 1];
+ MethodBinding[] methodBindings = new MethodBinding[clinitIndex == -1 ? size
+ : size - 1];
int count = 0;
for (int i = 0; i < size; i++) {
if (i != clinitIndex) {
MethodScope scope = new MethodScope(this, methods[i], false);
MethodBinding methodBinding = scope.createMethod(methods[i]);
- if (methodBinding != null) // is null if binding could not be created
+ if (methodBinding != null) // is null if binding could not be
+ // created
methodBindings[count++] = methodBinding;
}
}
if (count != methodBindings.length)
- System.arraycopy(methodBindings, 0, methodBindings = new MethodBinding[count], 0, count);
+ System.arraycopy(methodBindings, 0,
+ methodBindings = new MethodBinding[count], 0, count);
referenceContext.binding.methods = methodBindings;
- referenceContext.binding.modifiers |= AccUnresolved; // until methods() is sent
+ referenceContext.binding.modifiers |= AccUnresolved; // until
+ // methods() is
+ // sent
}
- SourceTypeBinding buildType(SourceTypeBinding enclosingType, PackageBinding packageBinding) {
+
+ SourceTypeBinding buildType(SourceTypeBinding enclosingType,
+ PackageBinding packageBinding) {
// provide the typeDeclaration with needed scopes
referenceContext.scope = this;
- referenceContext.staticInitializerScope = new MethodScope(this, referenceContext, true);
- referenceContext.initializerScope = new MethodScope(this, referenceContext, false);
+ referenceContext.staticInitializerScope = new MethodScope(this,
+ referenceContext, true);
+ referenceContext.initializerScope = new MethodScope(this,
+ referenceContext, false);
if (enclosingType == null) {
- char[][] className = CharOperation.arrayConcat(packageBinding.compoundName, referenceContext.name);
- referenceContext.binding = new SourceTypeBinding(className, packageBinding, this);
+ char[][] className = CharOperation.arrayConcat(
+ packageBinding.compoundName, referenceContext.name);
+ referenceContext.binding = new SourceTypeBinding(className,
+ packageBinding, this);
} else {
- char[][] className = CharOperation.deepCopy(enclosingType.compoundName);
- className[className.length - 1] =
- CharOperation.concat(className[className.length - 1], referenceContext.name, '$');
- referenceContext.binding = new MemberTypeBinding(className, this, enclosingType);
+ char[][] className = CharOperation
+ .deepCopy(enclosingType.compoundName);
+ className[className.length - 1] = CharOperation
+ .concat(className[className.length - 1],
+ referenceContext.name, '$');
+ referenceContext.binding = new MemberTypeBinding(className, this,
+ enclosingType);
}
SourceTypeBinding sourceType = referenceContext.binding;
int size = referenceContext.memberTypes.length;
memberTypeBindings = new ReferenceBinding[size];
int count = 0;
- nextMember : for (int i = 0; i < size; i++) {
+ nextMember: for (int i = 0; i < size; i++) {
TypeDeclaration memberContext = referenceContext.memberTypes[i];
- if (memberContext.isInterface()
- && sourceType.isNestedType()
- && sourceType.isClass()
- && !sourceType.isStatic()) {
- problemReporter().nestedClassCannotDeclareInterface(memberContext);
+ if (memberContext.isInterface() && sourceType.isNestedType()
+ && sourceType.isClass() && !sourceType.isStatic()) {
+ problemReporter().nestedClassCannotDeclareInterface(
+ memberContext);
continue nextMember;
}
ReferenceBinding type = sourceType;
- // check that the member does not conflict with an enclosing type
+ // check that the member does not conflict with an enclosing
+ // type
do {
- if (CharOperation.equals(type.sourceName, memberContext.name)) {
+ if (CharOperation.equals(type.sourceName,
+ memberContext.name)) {
problemReporter().hidingEnclosingType(memberContext);
continue nextMember;
}
type = type.enclosingType();
} while (type != null);
- // check that the member type does not conflict with another sibling member type
+ // check that the member type does not conflict with another
+ // sibling member type
for (int j = 0; j < i; j++) {
- if (CharOperation.equals(referenceContext.memberTypes[j].name, memberContext.name)) {
+ if (CharOperation.equals(
+ referenceContext.memberTypes[j].name,
+ memberContext.name)) {
problemReporter().duplicateNestedType(memberContext);
continue nextMember;
}
}
ClassScope memberScope = new ClassScope(this, memberContext);
- memberTypeBindings[count++] = memberScope.buildType(sourceType, packageBinding);
+ memberTypeBindings[count++] = memberScope.buildType(sourceType,
+ packageBinding);
}
if (count != size)
- System.arraycopy(memberTypeBindings, 0, memberTypeBindings = new ReferenceBinding[count], 0, count);
+ System.arraycopy(memberTypeBindings, 0,
+ memberTypeBindings = new ReferenceBinding[count], 0,
+ count);
}
sourceType.memberTypes = memberTypeBindings;
return sourceType;
}
-
+
private void checkAndSetModifiers() {
SourceTypeBinding sourceType = referenceContext.binding;
int modifiers = sourceType.modifiers;
ReferenceBinding enclosingType = sourceType.enclosingType();
boolean isMemberType = sourceType.isMemberType();
-
+
if (isMemberType) {
// checks for member types before local types to catch local members
-// if (enclosingType.isStrictfp())
-// modifiers |= AccStrictfp;
+ // if (enclosingType.isStrictfp())
+ // modifiers |= AccStrictfp;
if (enclosingType.isDeprecated())
modifiers |= AccDeprecatedImplicitly;
if (enclosingType.isInterface())
ReferenceContext refContext = methodScope().referenceContext;
if (refContext instanceof TypeDeclaration) {
ReferenceBinding type = ((TypeDeclaration) refContext).binding;
-// if (type.isStrictfp())
-// modifiers |= AccStrictfp;
+ // if (type.isStrictfp())
+ // modifiers |= AccStrictfp;
if (type.isDeprecated())
modifiers |= AccDeprecatedImplicitly;
} else {
MethodBinding method = ((AbstractMethodDeclaration) refContext).binding;
- if (method != null){
-// if (method.isStrictfp())
-// modifiers |= AccStrictfp;
+ if (method != null) {
+ // if (method.isStrictfp())
+ // modifiers |= AccStrictfp;
if (method.isDeprecated())
modifiers |= AccDeprecatedImplicitly;
}
if ((realModifiers & AccInterface) != 0) {
// detect abnormal cases for interfaces
if (isMemberType) {
- int unexpectedModifiers =
- ~(AccPublic | AccPrivate | AccProtected | AccStatic | AccAbstract | AccInterface );//| AccStrictfp);
+ int unexpectedModifiers = ~(AccPublic | AccPrivate
+ | AccProtected | AccStatic | AccAbstract | AccInterface);// |
+ // AccStrictfp);
if ((realModifiers & unexpectedModifiers) != 0)
- problemReporter().illegalModifierForMemberInterface(sourceType);
+ problemReporter().illegalModifierForMemberInterface(
+ sourceType);
/*
- } else if (sourceType.isLocalType()) { //interfaces cannot be defined inside a method
- int unexpectedModifiers = ~(AccAbstract | AccInterface | AccStrictfp);
- if ((realModifiers & unexpectedModifiers) != 0)
- problemReporter().illegalModifierForLocalInterface(sourceType);
- */
+ * } else if (sourceType.isLocalType()) { //interfaces cannot be
+ * defined inside a method int unexpectedModifiers =
+ * ~(AccAbstract | AccInterface | AccStrictfp); if
+ * ((realModifiers & unexpectedModifiers) != 0)
+ * problemReporter().illegalModifierForLocalInterface(sourceType);
+ */
} else {
- int unexpectedModifiers = ~(AccPublic | AccAbstract | AccInterface);// | AccStrictfp);
+ int unexpectedModifiers = ~(AccPublic | AccAbstract | AccInterface);// |
+ // AccStrictfp);
if ((realModifiers & unexpectedModifiers) != 0)
problemReporter().illegalModifierForInterface(sourceType);
}
modifiers |= AccAbstract;
} else {
// detect abnormal cases for types
- if (isMemberType) { // includes member types defined inside local types
- int unexpectedModifiers =
- ~(AccPublic | AccPrivate | AccProtected | AccStatic | AccAbstract | AccFinal);// | AccStrictfp);
+ if (isMemberType) { // includes member types defined inside local
+ // types
+ int unexpectedModifiers = ~(AccPublic | AccPrivate
+ | AccProtected | AccStatic | AccAbstract | AccFinal);// |
+ // AccStrictfp);
if ((realModifiers & unexpectedModifiers) != 0)
problemReporter().illegalModifierForMemberClass(sourceType);
} else if (sourceType.isLocalType()) {
- int unexpectedModifiers = ~(AccAbstract | AccFinal);// | AccStrictfp);
+ int unexpectedModifiers = ~(AccAbstract | AccFinal);// |
+ // AccStrictfp);
if ((realModifiers & unexpectedModifiers) != 0)
problemReporter().illegalModifierForLocalClass(sourceType);
} else {
- int unexpectedModifiers = ~(AccPublic | AccAbstract | AccFinal);// | AccStrictfp);
+ int unexpectedModifiers = ~(AccPublic | AccAbstract | AccFinal);// |
+ // AccStrictfp);
if ((realModifiers & unexpectedModifiers) != 0)
problemReporter().illegalModifierForClass(sourceType);
}
// check that Final and Abstract are not set together
if ((realModifiers & (AccFinal | AccAbstract)) == (AccFinal | AccAbstract))
- problemReporter().illegalModifierCombinationFinalAbstractForClass(sourceType);
+ problemReporter()
+ .illegalModifierCombinationFinalAbstractForClass(
+ sourceType);
}
if (isMemberType) {
- // test visibility modifiers inconsistency, isolate the accessors bits
+ // test visibility modifiers inconsistency, isolate the accessors
+ // bits
if (enclosingType.isInterface()) {
if ((realModifiers & (AccProtected | AccPrivate)) != 0) {
- problemReporter().illegalVisibilityModifierForInterfaceMemberType(sourceType);
+ problemReporter()
+ .illegalVisibilityModifierForInterfaceMemberType(
+ sourceType);
// need to keep the less restrictive
if ((realModifiers & AccProtected) != 0)
modifiers ^= AccPrivate;
}
} else {
- int accessorBits = realModifiers & (AccPublic | AccProtected | AccPrivate);
+ int accessorBits = realModifiers
+ & (AccPublic | AccProtected | AccPrivate);
if ((accessorBits & (accessorBits - 1)) > 1) {
- problemReporter().illegalVisibilityModifierCombinationForMemberType(sourceType);
+ problemReporter()
+ .illegalVisibilityModifierCombinationForMemberType(
+ sourceType);
// need to keep the less restrictive
if ((accessorBits & AccPublic) != 0) {
modifiers |= AccStatic;
} else {
if (!enclosingType.isStatic())
- // error the enclosing type of a static field must be static or a top-level type
- problemReporter().illegalStaticModifierForMemberType(sourceType);
+ // error the enclosing type of a static field must be static
+ // or a top-level type
+ problemReporter().illegalStaticModifierForMemberType(
+ sourceType);
}
}
sourceType.modifiers = modifiers;
}
-
- /* This method checks the modifiers of a field.
- *
- * 9.3 & 8.3
- * Need to integrate the check for the final modifiers for nested types
- *
- * Note : A scope is accessible by : fieldBinding.declaringClass.scope
- */
- private void checkAndSetModifiersForField(FieldBinding fieldBinding, FieldDeclaration fieldDecl) {
+
+ /*
+ * This method checks the modifiers of a field.
+ *
+ * 9.3 & 8.3 Need to integrate the check for the final modifiers for nested
+ * types
+ *
+ * Note : A scope is accessible by : fieldBinding.declaringClass.scope
+ */
+ private void checkAndSetModifiersForField(FieldBinding fieldBinding,
+ FieldDeclaration fieldDecl) {
int modifiers = fieldBinding.modifiers;
if ((modifiers & AccAlternateModifierProblem) != 0)
- problemReporter().duplicateModifierForField(fieldBinding.declaringClass, fieldDecl);
+ problemReporter().duplicateModifierForField(
+ fieldBinding.declaringClass, fieldDecl);
if (fieldBinding.declaringClass.isInterface()) {
int expectedValue = AccPublic | AccStatic | AccFinal;
// and then check that they are the only ones
if ((modifiers & AccJustFlag) != expectedValue)
- problemReporter().illegalModifierForInterfaceField(fieldBinding.declaringClass, fieldDecl);
+ problemReporter().illegalModifierForInterfaceField(
+ fieldBinding.declaringClass, fieldDecl);
fieldBinding.modifiers = modifiers;
return;
}
// after this point, tests on the 16 bits reserved.
int realModifiers = modifiers & AccJustFlag;
- int unexpectedModifiers =
- ~(AccPublic | AccPrivate | AccProtected | AccFinal | AccStatic);// | AccTransient | AccVolatile);
+ int unexpectedModifiers = ~(AccPublic | AccPrivate | AccProtected
+ | AccFinal | AccStatic);// | AccTransient | AccVolatile);
if ((realModifiers & unexpectedModifiers) != 0)
- problemReporter().illegalModifierForField(fieldBinding.declaringClass, fieldDecl);
+ problemReporter().illegalModifierForField(
+ fieldBinding.declaringClass, fieldDecl);
- int accessorBits = realModifiers & (AccPublic | AccProtected | AccPrivate);
+ int accessorBits = realModifiers
+ & (AccPublic | AccProtected | AccPrivate);
if ((accessorBits & (accessorBits - 1)) > 1) {
problemReporter().illegalVisibilityModifierCombinationForField(
- fieldBinding.declaringClass,
- fieldDecl);
+ fieldBinding.declaringClass, fieldDecl);
// need to keep the less restrictive
if ((accessorBits & AccPublic) != 0) {
modifiers ^= AccPrivate;
}
-// if ((realModifiers & (AccFinal | AccVolatile)) == (AccFinal | AccVolatile))
-// problemReporter().illegalModifierCombinationFinalVolatileForField(
-// fieldBinding.declaringClass,
-// fieldDecl);
+ // if ((realModifiers & (AccFinal | AccVolatile)) == (AccFinal |
+ // AccVolatile))
+ // problemReporter().illegalModifierCombinationFinalVolatileForField(
+ // fieldBinding.declaringClass,
+ // fieldDecl);
if (fieldDecl.initialization == null && (modifiers & AccFinal) != 0) {
modifiers |= AccBlankFinal;
}
fieldBinding.modifiers = modifiers;
}
-
+
private void checkForInheritedMemberTypes(SourceTypeBinding sourceType) {
- // search up the hierarchy of the sourceType to see if any superType defines a member type
- // when no member types are defined, tag the sourceType & each superType with the HasNoMemberTypes bit
+ // search up the hierarchy of the sourceType to see if any superType
+ // defines a member type
+ // when no member types are defined, tag the sourceType & each superType
+ // with the HasNoMemberTypes bit
ReferenceBinding currentType = sourceType;
ReferenceBinding[][] interfacesToVisit = null;
int lastPosition = -1;
do {
if ((currentType.tagBits & HasNoMemberTypes) != 0)
- break; // already know it has no inherited member types, can stop looking up
+ break; // already know it has no inherited member types, can
+ // stop looking up
if (currentType.memberTypes() != NoMemberTypes)
return; // has member types
ReferenceBinding[] itsInterfaces = currentType.superInterfaces();
if (interfacesToVisit == null)
interfacesToVisit = new ReferenceBinding[5][];
if (++lastPosition == interfacesToVisit.length)
- System.arraycopy(
- interfacesToVisit,
- 0,
- interfacesToVisit = new ReferenceBinding[lastPosition * 2][],
- 0,
- lastPosition);
+ System
+ .arraycopy(
+ interfacesToVisit,
+ 0,
+ interfacesToVisit = new ReferenceBinding[lastPosition * 2][],
+ 0, lastPosition);
interfacesToVisit[lastPosition] = itsInterfaces;
}
} while ((currentType = currentType.superclass()) != null);
boolean hasMembers = false;
if (interfacesToVisit != null) {
- done : for (int i = 0; i <= lastPosition; i++) {
+ done: for (int i = 0; i <= lastPosition; i++) {
ReferenceBinding[] interfaces = interfacesToVisit[i];
for (int j = 0, length = interfaces.length; j < length; j++) {
ReferenceBinding anInterface = interfaces[j];
- if ((anInterface.tagBits & InterfaceVisited) == 0) { // if interface as not already been visited
+ if ((anInterface.tagBits & InterfaceVisited) == 0) { // if
+ // interface
+ // as
+ // not
+ // already
+ // been
+ // visited
anInterface.tagBits |= InterfaceVisited;
if ((anInterface.tagBits & HasNoMemberTypes) != 0)
- continue; // already know it has no inherited member types
+ continue; // already know it has no inherited
+ // member types
if (anInterface.memberTypes() != NoMemberTypes) {
hasMembers = true;
break done;
}
- ReferenceBinding[] itsInterfaces = anInterface.superInterfaces();
+ ReferenceBinding[] itsInterfaces = anInterface
+ .superInterfaces();
if (itsInterfaces != NoSuperInterfaces) {
if (++lastPosition == interfacesToVisit.length)
- System.arraycopy(
- interfacesToVisit,
- 0,
- interfacesToVisit = new ReferenceBinding[lastPosition * 2][],
- 0,
- lastPosition);
+ System
+ .arraycopy(
+ interfacesToVisit,
+ 0,
+ interfacesToVisit = new ReferenceBinding[lastPosition * 2][],
+ 0, lastPosition);
interfacesToVisit[lastPosition] = itsInterfaces;
}
}
} while ((currentType = currentType.superclass()) != null);
}
}
-
+
private void connectMemberTypes() {
SourceTypeBinding sourceType = referenceContext.binding;
if (sourceType.memberTypes != NoMemberTypes)
for (int i = 0, size = sourceType.memberTypes.length; i < size; i++)
- ((SourceTypeBinding) sourceType.memberTypes[i]).scope.connectTypeHierarchy();
+ ((SourceTypeBinding) sourceType.memberTypes[i]).scope
+ .connectTypeHierarchy();
}
+
/*
- Our current belief based on available JCK tests is:
- inherited member types are visible as a potential superclass.
- inherited interfaces are not visible when defining a superinterface.
-
- Error recovery story:
- ensure the superclass is set to java.lang.Object if a problem is detected
- resolving the superclass.
-
- Answer false if an error was reported against the sourceType.
- */
+ * Our current belief based on available JCK tests is: inherited member
+ * types are visible as a potential superclass. inherited interfaces are not
+ * visible when defining a superinterface.
+ *
+ * Error recovery story: ensure the superclass is set to java.lang.Object if
+ * a problem is detected resolving the superclass.
+ *
+ * Answer false if an error was reported against the sourceType.
+ */
private boolean connectSuperclass() {
SourceTypeBinding sourceType = referenceContext.binding;
- if (isJavaLangObject(sourceType)) { // handle the case of redefining java.lang.Object up front
+ if (isJavaLangObject(sourceType)) { // handle the case of redefining
+ // java.lang.Object up front
sourceType.superclass = null;
sourceType.superInterfaces = NoSuperInterfaces;
- if (referenceContext.superclass != null || referenceContext.superInterfaces != null)
+ if (referenceContext.superclass != null
+ || referenceContext.superInterfaces != null)
problemReporter().objectCannotHaveSuperTypes(sourceType);
- return true; // do not propagate Object's hierarchy problems down to every subtype
+ return true; // do not propagate Object's hierarchy problems down
+ // to every subtype
}
if (referenceContext.superclass == null) {
sourceType.superclass = getJavaLangObject();
ReferenceBinding superclass = findSupertype(referenceContext.superclass);
if (superclass != null) { // is null if a cycle was detected cycle
if (!superclass.isValidBinding()) {
- problemReporter().invalidSuperclass(sourceType, referenceContext.superclass, superclass);
+ problemReporter().invalidSuperclass(sourceType,
+ referenceContext.superclass, superclass);
} else if (superclass.isInterface()) {
- problemReporter().superclassMustBeAClass(sourceType, referenceContext.superclass, superclass);
+ problemReporter().superclassMustBeAClass(sourceType,
+ referenceContext.superclass, superclass);
} else if (superclass.isFinal()) {
- problemReporter().classExtendFinalClass(sourceType, referenceContext.superclass, superclass);
+ problemReporter().classExtendFinalClass(sourceType,
+ referenceContext.superclass, superclass);
} else {
// only want to reach here when no errors are reported
referenceContext.superclass.resolvedType = superclass;
}
/*
- Our current belief based on available JCK 1.3 tests is:
- inherited member types are visible as a potential superclass.
- inherited interfaces are visible when defining a superinterface.
-
- Error recovery story:
- ensure the superinterfaces contain only valid visible interfaces.
-
- Answer false if an error was reported against the sourceType.
- */
+ * Our current belief based on available JCK 1.3 tests is: inherited member
+ * types are visible as a potential superclass. inherited interfaces are
+ * visible when defining a superinterface.
+ *
+ * Error recovery story: ensure the superinterfaces contain only valid
+ * visible interfaces.
+ *
+ * Answer false if an error was reported against the sourceType.
+ */
private boolean connectSuperInterfaces() {
SourceTypeBinding sourceType = referenceContext.binding;
sourceType.superInterfaces = NoSuperInterfaces;
if (referenceContext.superInterfaces == null)
return true;
- if (isJavaLangObject(sourceType)) // already handled the case of redefining java.lang.Object
+ if (isJavaLangObject(sourceType)) // already handled the case of
+ // redefining java.lang.Object
return true;
boolean noProblems = true;
int length = referenceContext.superInterfaces.length;
ReferenceBinding[] interfaceBindings = new ReferenceBinding[length];
int count = 0;
- nextInterface : for (int i = 0; i < length; i++) {
+ nextInterface: for (int i = 0; i < length; i++) {
ReferenceBinding superInterface = findSupertype(referenceContext.superInterfaces[i]);
if (superInterface == null) { // detected cycle
noProblems = false;
continue nextInterface;
}
if (!superInterface.isValidBinding()) {
- problemReporter().invalidSuperinterface(
- sourceType,
- referenceContext.superInterfaces[i],
- superInterface);
+ problemReporter().invalidSuperinterface(sourceType,
+ referenceContext.superInterfaces[i], superInterface);
sourceType.tagBits |= HierarchyHasProblems;
noProblems = false;
continue nextInterface;
}
- // Check for a duplicate interface once the name is resolved, otherwise we may be confused (ie : a.b.I and c.d.I)
+ // Check for a duplicate interface once the name is resolved,
+ // otherwise we may be confused (ie : a.b.I and c.d.I)
for (int k = 0; k < count; k++) {
if (interfaceBindings[k] == superInterface) {
// should this be treated as a warning?
- problemReporter().duplicateSuperinterface(sourceType, referenceContext, superInterface);
+ problemReporter().duplicateSuperinterface(sourceType,
+ referenceContext, superInterface);
continue nextInterface;
}
}
if (superInterface.isClass()) {
- problemReporter().superinterfaceMustBeAnInterface(sourceType, referenceContext, superInterface);
+ problemReporter().superinterfaceMustBeAnInterface(sourceType,
+ referenceContext, superInterface);
sourceType.tagBits |= HierarchyHasProblems;
noProblems = false;
continue nextInterface;
// hold onto all correctly resolved superinterfaces
if (count > 0) {
if (count != length)
- System.arraycopy(interfaceBindings, 0, interfaceBindings = new ReferenceBinding[count], 0, count);
+ System.arraycopy(interfaceBindings, 0,
+ interfaceBindings = new ReferenceBinding[count], 0,
+ count);
sourceType.superInterfaces = interfaceBindings;
}
return noProblems;
}
-
+
void connectTypeHierarchy() {
SourceTypeBinding sourceType = referenceContext.binding;
if ((sourceType.tagBits & BeginHierarchyCheck) == 0) {
connectMemberTypes();
checkForInheritedMemberTypes(sourceType);
}
-
+
private void connectTypeHierarchyWithoutMembers() {
// must ensure the imports are resolved
if (parent instanceof CompilationUnitScope) {
-// if (((CompilationUnitScope) parent).imports == null)
-// ((CompilationUnitScope) parent).checkAndSetImports();
+ // if (((CompilationUnitScope) parent).imports == null)
+ // ((CompilationUnitScope) parent).checkAndSetImports();
} else if (parent instanceof ClassScope) {
// ensure that the enclosing type has already been checked
- ((ClassScope) parent).connectTypeHierarchyWithoutMembers();
+ ((ClassScope) parent).connectTypeHierarchyWithoutMembers();
}
// double check that the hierarchy search has not already begun...
if (noProblems && sourceType.isHierarchyInconsistent())
problemReporter().hierarchyHasProblems(sourceType);
}
-
+
// Answer whether a cycle was found between the sourceType & the superType
- private boolean detectCycle(
- SourceTypeBinding sourceType,
- ReferenceBinding superType,
- TypeReference reference) {
+ private boolean detectCycle(SourceTypeBinding sourceType,
+ ReferenceBinding superType, TypeReference reference) {
if (sourceType == superType) {
- problemReporter().hierarchyCircularity(sourceType, superType, reference);
+ problemReporter().hierarchyCircularity(sourceType, superType,
+ reference);
sourceType.tagBits |= HierarchyHasProblems;
return true;
}
if (superType.isBinaryBinding()) {
- // force its superclass & superinterfaces to be found... 2 possibilities exist - the source type is included in the hierarchy of:
- // - a binary type... this case MUST be caught & reported here
- // - another source type... this case is reported against the other source type
+ // force its superclass & superinterfaces to be found... 2
+ // possibilities exist - the source type is included in the
+ // hierarchy of:
+ // - a binary type... this case MUST be caught & reported here
+ // - another source type... this case is reported against the other
+ // source type
boolean hasCycle = false;
if (superType.superclass() != null) {
if (sourceType == superType.superclass()) {
- problemReporter().hierarchyCircularity(sourceType, superType, reference);
+ problemReporter().hierarchyCircularity(sourceType,
+ superType, reference);
sourceType.tagBits |= HierarchyHasProblems;
superType.tagBits |= HierarchyHasProblems;
return true;
}
- hasCycle |= detectCycle(sourceType, superType.superclass(), reference);
+ hasCycle |= detectCycle(sourceType, superType.superclass(),
+ reference);
if ((superType.superclass().tagBits & HierarchyHasProblems) != 0) {
sourceType.tagBits |= HierarchyHasProblems;
- superType.tagBits |= HierarchyHasProblems; // propagate down the hierarchy
+ superType.tagBits |= HierarchyHasProblems; // propagate
+ // down the
+ // hierarchy
}
}
for (int i = 0, length = itsInterfaces.length; i < length; i++) {
ReferenceBinding anInterface = itsInterfaces[i];
if (sourceType == anInterface) {
- problemReporter().hierarchyCircularity(sourceType, superType, reference);
+ problemReporter().hierarchyCircularity(sourceType,
+ superType, reference);
sourceType.tagBits |= HierarchyHasProblems;
superType.tagBits |= HierarchyHasProblems;
return true;
}
if ((superType.tagBits & EndHierarchyCheck) == 0
- && (superType.tagBits & BeginHierarchyCheck) != 0) {
- problemReporter().hierarchyCircularity(sourceType, superType, reference);
+ && (superType.tagBits & BeginHierarchyCheck) != 0) {
+ problemReporter().hierarchyCircularity(sourceType, superType,
+ reference);
sourceType.tagBits |= HierarchyHasProblems;
superType.tagBits |= HierarchyHasProblems;
return true;
}
if ((superType.tagBits & BeginHierarchyCheck) == 0)
- // ensure if this is a source superclass that it has already been checked
- ((SourceTypeBinding) superType).scope.connectTypeHierarchyWithoutMembers();
+ // ensure if this is a source superclass that it has already been
+ // checked
+ ((SourceTypeBinding) superType).scope
+ .connectTypeHierarchyWithoutMembers();
if ((superType.tagBits & HierarchyHasProblems) != 0)
sourceType.tagBits |= HierarchyHasProblems;
return false;
}
-
+
private ReferenceBinding findSupertype(TypeReference typeReference) {
- typeReference.aboutToResolve(this); // allows us to trap completion & selection nodes
+ typeReference.aboutToResolve(this); // allows us to trap completion &
+ // selection nodes
char[][] compoundName = typeReference.getTypeName();
compilationUnitScope().recordQualifiedReference(compoundName);
SourceTypeBinding sourceType = referenceContext.binding;
// resolve the first name of the compoundName
if (CharOperation.equals(compoundName[0], sourceType.sourceName)) {
superType = sourceType;
- // match against the sourceType even though nested members cannot be supertypes
+ // match against the sourceType even though nested members cannot be
+ // supertypes
} else {
- Binding typeOrPackage = parent.getTypeOrPackage(compoundName[0], TYPE | PACKAGE);
+ Binding typeOrPackage = parent.getTypeOrPackage(compoundName[0],
+ TYPE | PACKAGE);
if (typeOrPackage == null || !typeOrPackage.isValidBinding())
- return new ProblemReferenceBinding(
- compoundName[0],
- typeOrPackage == null ? NotFound : typeOrPackage.problemId());
+ return new ProblemReferenceBinding(compoundName[0],
+ typeOrPackage == null ? NotFound : typeOrPackage
+ .problemId());
boolean checkVisibility = false;
for (; n < size; n++) {
if (!(typeOrPackage instanceof PackageBinding))
break;
PackageBinding packageBinding = (PackageBinding) typeOrPackage;
- typeOrPackage = packageBinding.getTypeOrPackage(compoundName[n]);
+ typeOrPackage = packageBinding
+ .getTypeOrPackage(compoundName[n]);
if (typeOrPackage == null || !typeOrPackage.isValidBinding())
- return new ProblemReferenceBinding(
- CharOperation.subarray(compoundName, 0, n + 1),
- typeOrPackage == null ? NotFound : typeOrPackage.problemId());
+ return new ProblemReferenceBinding(CharOperation.subarray(
+ compoundName, 0, n + 1),
+ typeOrPackage == null ? NotFound : typeOrPackage
+ .problemId());
checkVisibility = true;
}
// convert to a ReferenceBinding
- if (typeOrPackage instanceof PackageBinding) // error, the compoundName is a packageName
- return new ProblemReferenceBinding(CharOperation.subarray(compoundName, 0, n), NotFound);
+ if (typeOrPackage instanceof PackageBinding) // error, the
+ // compoundName is a
+ // packageName
+ return new ProblemReferenceBinding(CharOperation.subarray(
+ compoundName, 0, n), NotFound);
superType = (ReferenceBinding) typeOrPackage;
- compilationUnitScope().recordTypeReference(superType); // to record supertypes
+ compilationUnitScope().recordTypeReference(superType); // to record
+ // supertypes
- if (checkVisibility
- && n == size) { // if we're finished and know the final supertype then check visibility
+ if (checkVisibility && n == size) { // if we're finished and know
+ // the final supertype then
+ // check visibility
if (!superType.canBeSeenBy(sourceType.fPackage))
// its a toplevel type so just check package access
- return new ProblemReferenceBinding(CharOperation.subarray(compoundName, 0, n), superType, NotVisible);
+ return new ProblemReferenceBinding(CharOperation.subarray(
+ compoundName, 0, n), superType, NotVisible);
}
}
// at this point we know we have a type but we have to look for cycles
while (true) {
- // must detect cycles & force connection up the hierarchy... also handle cycles with binary types.
+ // must detect cycles & force connection up the hierarchy... also
+ // handle cycles with binary types.
// must be guaranteed that the superType knows its entire hierarchy
if (detectCycle(sourceType, superType, typeReference))
return null; // cycle error was already reported
char[] typeName = compoundName[n++];
superType = findMemberType(typeName, superType);
if (superType == null)
- return new ProblemReferenceBinding(CharOperation.subarray(compoundName, 0, n), NotFound);
+ return new ProblemReferenceBinding(CharOperation.subarray(
+ compoundName, 0, n), NotFound);
if (!superType.isValidBinding()) {
- superType.compoundName = CharOperation.subarray(compoundName, 0, n);
+ superType.compoundName = CharOperation.subarray(compoundName,
+ 0, n);
return superType;
}
}
return superType;
}
- /* Answer the problem reporter to use for raising new problems.
- *
- * Note that as a side-effect, this updates the current reference context
- * (unit, type or method) in case the problem handler decides it is necessary
- * to abort.
- */
+ /*
+ * Answer the problem reporter to use for raising new problems.
+ *
+ * Note that as a side-effect, this updates the current reference context
+ * (unit, type or method) in case the problem handler decides it is
+ * necessary to abort.
+ */
public ProblemReporter problemReporter() {
MethodScope outerMethodScope;
if ((outerMethodScope = outerMostMethodScope()) == null) {
}
}
- /* Answer the reference type of this scope.
- * It is the nearest enclosing type of this scope.
- */
+ /*
+ * Answer the reference type of this scope. It is the nearest enclosing type
+ * of this scope.
+ */
public TypeDeclaration referenceType() {
return referenceContext;
}
-
+
public String toString() {
if (referenceContext != null)
- return "--- Class Scope ---\n\n" //$NON-NLS-1$
- +referenceContext.binding.toString();
+ return "--- Class Scope ---\n\n" //$NON-NLS-1$
+ + referenceContext.binding.toString();
else
- return "--- Class Scope ---\n\n Binding not initialized" ; //$NON-NLS-1$
+ return "--- Class Scope ---\n\n Binding not initialized"; //$NON-NLS-1$
}
}
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