catalog/CatalogAttribute.cpp

/**
 *   Copyright 2011-2015 Quickstep Technologies LLC.
 *   Copyright 2015 Pivotal Software, Inc.
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 **/

#include "catalog/CatalogAttribute.hpp"

#include <cstring>
#include <string>

#include "catalog/Catalog.pb.h"
#include "types/Type.hpp"
#include "types/Type.pb.h"
#include "types/TypeFactory.hpp"

#include "glog/logging.h"

using std::strcmp;
using std::string;

namespace quickstep {

bool CatalogAttribute::ProtoIsValid(const serialization::CatalogAttribute &proto) {
  // Check that proto is fully initialized and the type is a valid type.
  return proto.IsInitialized() && TypeFactory::ProtoIsValid(proto.type());
}

CatalogAttribute::CatalogAttribute(const serialization::CatalogAttribute &proto)
    : parent_(nullptr),
      id_(-1),
      name_(proto.name()),
      type_(&(TypeFactory::ReconstructFromProto(proto.type()))) {
  DCHECK(ProtoIsValid(proto))
      << "Attempted to create CatalogAttribute from an invalid proto description:\n"
      << proto.DebugString();

  if (proto.has_display_name()) {
    display_name_ = proto.display_name();
  }
}

serialization::CatalogAttribute CatalogAttribute::getProto() const {
  serialization::CatalogAttribute proto;

  proto.set_name(name_);
  proto.mutable_type()->CopyFrom(type_->getProto());

  if (!display_name_.empty()) {
    proto.set_display_name(display_name_);
  }

  return proto;
}

}  // namespace quickstep