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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 "orc/Common.hh"
#include <sstream>
namespace orc {
std::string compressionKindToString(CompressionKind kind) {
switch (static_cast<int>(kind)) {
case CompressionKind_NONE:
return "none";
case CompressionKind_ZLIB:
return "zlib";
case CompressionKind_SNAPPY:
return "snappy";
case CompressionKind_LZO:
return "lzo";
case CompressionKind_LZ4:
return "lz4";
case CompressionKind_ZSTD:
return "zstd";
}
std::stringstream buffer;
buffer << "unknown - " << kind;
return buffer.str();
}
std::string writerVersionToString(WriterVersion version) {
switch (static_cast<int>(version)) {
case WriterVersion_ORIGINAL:
return "original";
case WriterVersion_HIVE_8732:
return "HIVE-8732";
case WriterVersion_HIVE_4243:
return "HIVE-4243";
case WriterVersion_HIVE_12055:
return "HIVE-12055";
case WriterVersion_HIVE_13083:
return "HIVE-13083";
case WriterVersion_ORC_101:
return "ORC-101";
case WriterVersion_ORC_135:
return "ORC-135";
case WriterVersion_ORC_517:
return "ORC-517";
case WriterVersion_ORC_203:
return "ORC-203";
case WriterVersion_ORC_14:
return "ORC-14";
}
std::stringstream buffer;
buffer << "future - " << version;
return buffer.str();
}
std::string writerIdToString(uint32_t id) {
switch (id) {
case ORC_JAVA_WRITER:
return "ORC Java";
case ORC_CPP_WRITER:
return "ORC C++";
case PRESTO_WRITER:
return "Presto";
case SCRITCHLEY_GO:
return "Scritchley Go";
case TRINO_WRITER:
return "Trino";
default: {
std::ostringstream buffer;
buffer << "Unknown(" << id << ")";
return buffer.str();
}
}
}
std::string streamKindToString(StreamKind kind) {
switch (static_cast<int>(kind)) {
case StreamKind_PRESENT:
return "present";
case StreamKind_DATA:
return "data";
case StreamKind_LENGTH:
return "length";
case StreamKind_DICTIONARY_DATA:
return "dictionary";
case StreamKind_DICTIONARY_COUNT:
return "dictionary count";
case StreamKind_SECONDARY:
return "secondary";
case StreamKind_ROW_INDEX:
return "index";
case StreamKind_BLOOM_FILTER:
return "bloom";
}
std::stringstream buffer;
buffer << "unknown - " << kind;
return buffer.str();
}
std::string columnEncodingKindToString(ColumnEncodingKind kind) {
switch (static_cast<int>(kind)) {
case ColumnEncodingKind_DIRECT:
return "direct";
case ColumnEncodingKind_DICTIONARY:
return "dictionary";
case ColumnEncodingKind_DIRECT_V2:
return "direct rle2";
case ColumnEncodingKind_DICTIONARY_V2:
return "dictionary rle2";
}
std::stringstream buffer;
buffer << "unknown - " << kind;
return buffer.str();
}
std::string FileVersion::toString() const {
std::stringstream ss;
ss << getMajor() << '.' << getMinor();
return ss.str();
}
const FileVersion& FileVersion::v_0_11(){
static FileVersion version(0,11);
return version;
}
const FileVersion& FileVersion::v_0_12(){
static FileVersion version(0,12);
return version;
}
}
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