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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vector>
#include <sstream>
namespace storage {
/**
* Creates a vector of the given type with one entry in it.
*/
template<class A>
std::vector<A> toVector(A entry) {
std::vector<A> entries;
entries.push_back(entry);
return entries;
};
/**
* Creates a vector of the given type with two entries in it.
*/
template<class A>
std::vector<A> toVector(A entry, A entry2) {
std::vector<A> entries;
entries.push_back(entry);
entries.push_back(entry2);
return entries;
};
/**
* Creates a vector of the given type with two entries in it.
*/
template<class A>
std::vector<A> toVector(A entry, A entry2, A entry3) {
std::vector<A> entries;
entries.push_back(entry);
entries.push_back(entry2);
entries.push_back(entry3);
return entries;
};
/**
* Creates a vector of the given type with two entries in it.
*/
template<class A>
std::vector<A> toVector(A entry, A entry2, A entry3, A entry4) {
std::vector<A> entries;
entries.push_back(entry);
entries.push_back(entry2);
entries.push_back(entry3);
entries.push_back(entry4);
return entries;
};
template<class A>
std::string dumpVector(const std::vector<A>& vec) {
std::ostringstream ost;
for (uint32_t i = 0; i < vec.size(); ++i) {
if (!ost.str().empty()) {
ost << ",";
}
ost << vec[i];
}
return ost.str();
}
template<class A>
bool hasItem(const std::vector<A>& vec, A entry) {
for (uint32_t i = 0; i < vec.size(); ++i) {
if (vec[i] == entry) {
return true;
}
}
return false;
}
template<typename T>
struct ConfigReader : public T::Subscriber, public T
{
T& config; // Alter to inherit T to simplify but kept this for compatability
ConfigReader(const std::string& configId) : config(*this) {
T::subscribe(configId, *this);
}
void configure(const T& c) { config = c; }
};
}
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