Method SchemaEvolution

c++/src/SchemaEvolution.cc:25–34

namespace orc {

  SchemaEvolution::SchemaEvolution(const std::shared_ptr<Type>& readType, const Type* fileType)
      : readType_(readType) {
    if (readType_) {
      buildConversion(readType_.get(), fileType);
    } else {
      for (uint64_t i = 0; i <= fileType->getMaximumColumnId(); ++i) {
        safePPDConversionMap_.insert(i);
      }
    }
  }

  const Type* SchemaEvolution::getReadType(const Type& fileType) const {
    auto ret = readTypeMap_.find(fileType.getColumnId());