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#include "format.h"
#include "protobuf_format.h"
#include "errors.h"
#include <google/protobuf/descriptor.h>
#include <google/protobuf/messagext.h>
namespace NYT {
TTableSchema CreateTableSchema(
const ::google::protobuf::Descriptor& messageDescriptor,
bool keepFieldsWithoutExtension)
{
return NDetail::CreateTableSchemaImpl(messageDescriptor, keepFieldsWithoutExtension);
}
////////////////////////////////////////////////////////////////////////////////
TFormat::TFormat(const TNode& config)
: Config(config)
{ }
TFormat TFormat::Protobuf(
const TVector<const ::google::protobuf::Descriptor*>& descriptors,
bool withDescriptors)
{
if (withDescriptors) {
return TFormat(NDetail::MakeProtoFormatConfigWithDescriptors(descriptors));
} else {
return TFormat(NDetail::MakeProtoFormatConfigWithTables(descriptors));
}
}
TFormat TFormat::YsonText()
{
TNode config("yson");
config.Attributes()("format", "text");
return TFormat(config);
}
TFormat TFormat::YsonBinary()
{
TNode config("yson");
config.Attributes()("format", "binary");
return TFormat(config);
}
TFormat TFormat::YaMRLenval()
{
TNode config("yamr");
config.Attributes()("lenval", true)("has_subkey", true);
return TFormat(config);
}
TFormat TFormat::Json()
{
return TFormat(TNode("json"));
}
bool TFormat::IsTextYson() const
{
if (!Config.IsString() || Config.AsString() != "yson") {
return false;
}
if (!Config.HasAttributes()) {
return false;
}
const auto& attributes = Config.GetAttributes();
if (!attributes.HasKey("format") || attributes["format"] != TNode("text")) {
return false;
}
return true;
}
bool TFormat::IsProtobuf() const
{
return Config.IsString() && Config.AsString() == "protobuf";
}
bool TFormat::IsYamredDsv() const
{
return Config.IsString() && Config.AsString() == "yamred_dsv";
}
static TString FormatName(const TFormat& format)
{
if (!format.Config.IsString()) {
Y_VERIFY(format.Config.IsUndefined());
return "<undefined>";
}
return format.Config.AsString();
}
TYamredDsvAttributes TFormat::GetYamredDsvAttributes() const
{
if (!IsYamredDsv()) {
ythrow TApiUsageError() << "Cannot get yamred_dsv attributes for " << FormatName(*this) << " format";
}
TYamredDsvAttributes attributes;
const auto& nodeAttributes = Config.GetAttributes();
{
const auto& keyColumns = nodeAttributes["key_column_names"];
if (!keyColumns.IsList()) {
ythrow yexception() << "Ill-formed format: key_column_names is of non-list type: " << keyColumns.GetType();
}
for (auto& column : keyColumns.AsList()) {
if (!column.IsString()) {
ythrow yexception() << "Ill-formed format: key_column_names: " << column.GetType();
}
attributes.KeyColumnNames.push_back(column.AsString());
}
}
if (nodeAttributes.HasKey("subkey_column_names")) {
const auto& subkeyColumns = nodeAttributes["subkey_column_names"];
if (!subkeyColumns.IsList()) {
ythrow yexception() << "Ill-formed format: subkey_column_names is not a list: " << subkeyColumns.GetType();
}
for (const auto& column : subkeyColumns.AsList()) {
if (!column.IsString()) {
ythrow yexception() << "Ill-formed format: non-string inside subkey_key_column_names: " << column.GetType();
}
attributes.SubkeyColumnNames.push_back(column.AsString());
}
}
return attributes;
}
////////////////////////////////////////////////////////////////////////////////
} // namespace NYT
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