/**
 * Get an iterator to the field map. This iterator should not be leaked out
 * of the protobuf library as it is not protected from mutation when fields
 * is not immutable.
 */
public Iterator<Map.Entry<FieldDescriptorType, Object>> iterator() {
  if (hasLazyField) {
    return new LazyIterator<FieldDescriptorType>(
        fields.entrySet().iterator());
  }
  return fields.entrySet().iterator();
}
 

/**
 * Get an iterator to the field map. This iterator should not be leaked out
 * of the protobuf library as it is not protected from mutation when fields
 * is not immutable.
 */
public Iterator<Map.Entry<FieldDescriptorType, Object>> iterator() {
  if (hasLazyField) {
    return new LazyIterator<FieldDescriptorType>(
        fields.entrySet().iterator());
  }
  return fields.entrySet().iterator();
}
 

/**
 * Get an iterator to the field map. This iterator should not be leaked out
 * of the protobuf library as it is not protected from mutation when fields
 * is not immutable.
 */
public Iterator<Map.Entry<FieldDescriptorType, Object>> iterator() {
  if (hasLazyField) {
    return new LazyIterator<FieldDescriptorType>(
        fields.entrySet().iterator());
  }
  return fields.entrySet().iterator();
}
 

/**
 * Get an iterator to the field map. This iterator should not be leaked out
 * of the protobuf library as it is not protected from mutation when fields
 * is not immutable.
 */
public Iterator<Map.Entry<FieldDescriptorType, Object>> iterator() {
  if (hasLazyField) {
    return new LazyIterator<FieldDescriptorType>(
        fields.entrySet().iterator());
  }
  return fields.entrySet().iterator();
}
 

/**
 * Get an iterator to the field map. This iterator should not be leaked out
 * of the protobuf library as it is not protected from mutation when fields
 * is not immutable.
 */
public Iterator<Map.Entry<FieldDescriptorType, Object>> iterator() {
  if (hasLazyField) {
    return new LazyIterator<FieldDescriptorType>(
        fields.entrySet().iterator());
  }
  return fields.entrySet().iterator();
}