database/mariadb-columnstore-engine
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Had to replace boost::split wrt key manipulation.

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This commit is contained in:
Patrick LeBlanc
2019-04-10 16:43:18 -05:00
parent 867c12f07f
commit c9d6730639
2 changed files with 25 additions and 8 deletions
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28
src/MetadataFile.cpp
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@@ -9,7 +9,6 @@
#include <boost/uuid/uuid.hpp>
#include <boost/uuid/uuid_io.hpp>
#include <boost/uuid/random_generator.hpp>
#include <boost/algorithm/string.hpp>
#include <unistd.h>
#define max(x, y) (x > y ? x : y)
@@ -307,11 +306,26 @@ void MetadataFile::removeEntry(off_t offset)
mObjects.erase(offset);
}
// There are more efficient ways to do it. Optimize if necessary.
void MetadataFile::breakout(const string &key, vector<string> &ret)
{
int indexes[3]; // positions of each '_' delimiter
ret.clear();
indexes[0] = key.find_first_of('_');
indexes[1] = key.find_first_of('_', indexes[0] + 1);
indexes[2] = key.find_first_of('_', indexes[1] + 1);
ret.push_back(key.substr(0, indexes[0]));
ret.push_back(key.substr(indexes[0] + 1, indexes[1] - indexes[0] - 1));
ret.push_back(key.substr(indexes[1] + 1, indexes[2] - indexes[1] - 1));
ret.push_back(key.substr(indexes[2] + 1));
}
string MetadataFile::getNewKeyFromOldKey(const string &key, size_t length)
{
boost::uuids::uuid u = boost::uuids::random_generator()();
vector<string> split;
boost::split(split, key, boost::is_any_of("_"));
breakout(key, split);
ostringstream oss;
oss << u << "_" << split[1] << "_" << length << "_" << split[3];
return oss.str();
@@ -337,14 +351,14 @@ string MetadataFile::getNewKey(string sourceName, size_t offset, size_t length)
off_t MetadataFile::getOffsetFromKey(const string &key)
{
vector<string> split;
boost::split(split, key, boost::is_any_of("_"));
breakout(key, split);
return stoll(split[1]);
}
string MetadataFile::getSourceFromKey(const string &key)
{
vector<string> split;
boost::split(split, key, boost::is_any_of("_"));
breakout(key, split);
// this is to convert the munged filenames back to regular filenames
// for consistent use in IOC locks
@@ -358,7 +372,7 @@ string MetadataFile::getSourceFromKey(const string &key)
size_t MetadataFile::getLengthFromKey(const string &key)
{
vector<string> split;
boost::split(split, key, boost::is_any_of("_"));
breakout(key, split);
return stoull(split[2]);
}
@@ -366,7 +380,7 @@ size_t MetadataFile::getLengthFromKey(const string &key)
void MetadataFile::setOffsetInKey(string &key, off_t newOffset)
{
vector<string> split;
boost::split(split, key, boost::is_any_of("_"));
breakout(key, split);
ostringstream oss;
oss << split[0] << "_" << newOffset << "_" << split[2] << "_" << split[3];
key = oss.str();
@@ -375,7 +389,7 @@ void MetadataFile::setOffsetInKey(string &key, off_t newOffset)
void MetadataFile::setLengthInKey(string &key, size_t newLength)
{
vector<string> split;
boost::split(split, key, boost::is_any_of("_"));
breakout(key, split);
ostringstream oss;
oss << split[0] << "_" << split[1] << "_" << newLength << "_" << split[3];
key = oss.str();