@Override
public IField getField(Atom name) {
if (fieldMap.containsKey(name)) {
return fieldMap.get(name);
} else {
List<IField> fields = findDeclaredField(name);
if (!fields.isEmpty()) {
if (fields.size() == 1) {
IField f = fields.iterator().next();
fieldMap.put(name, f);
return f;
} else {
throw new IllegalStateException("multiple fields with name " + name);
}
} else if ((superClass = getSuperclass()) != null) {
IField f = superClass.getField(name);
if (f != null) {
fieldMap.put(name, f);
return f;
}
}
// try superinterfaces
for (IClass i : getAllImplementedInterfaces()) {
IField f = i.getField(name);
if (f != null) {
fieldMap.put(name, f);
return f;
}
}
}
return null;
}
@Override
public IField getField(Atom name, TypeName type) {
boolean unresolved = false;
try {
// typically, there will be at most one field with the name
IField field = getField(name);
if (field != null && field.getFieldTypeReference().getName().equals(type)) {
return field;
} else {
unresolved = true;
}
} catch (IllegalStateException e) {
assert e.getMessage().startsWith("multiple fields with");
unresolved = true;
}
if (unresolved) {
// multiple fields. look through all of them and see if any have the appropriate type
List<IField> fields = findDeclaredField(name);
for (IField f : fields) {
if (f.getFieldTypeReference().getName().equals(type)) {
return f;
}
}
// check superclass
if (getSuperclass() != null) {
IField f = superClass.getField(name, type);
if (f != null) {
return f;
}
}
// try superinterfaces
for (IClass i : getAllImplementedInterfaces()) {
IField f = i.getField(name, type);
if (f != null) {
return f;
}
}
}
return null;
}
