value_store_example.cpp

Demonstrates thread-safe value_store with typed values.

Demonstrates thread-safe value_store with typed values.Shows CRUD operations with properly typed values, thread-safe access, and read/write statistics.

See also

kcenon::container::value_store

// BSD 3-Clause License
// Copyright (c) 2021-2025, 🍀☀🌕🌥 🌊
// See the LICENSE file in the project root for full license information.
 
 
#include <kcenon/container/value_store.h>
 
#include <iostream>
#include <string>
 
using namespace kcenon::container;
 
int main()
{
    std::cout << "=== Value Store Example ===" << std::endl;
 
    value_store store;
 
    // 1. Add typed values
    std::cout << "\n1. Adding values:" << std::endl;
    store.add("host", value("host", std::string("localhost")));
    store.add("port", value("port", static_cast<int32_t>(8080)));
    store.add("debug", value("debug", true));
    std::cout << "   Size: " << store.size() << std::endl;
 
    // 2. Get values
    std::cout << "\n2. Reading values:" << std::endl;
    auto host = store.get("host");
    if (host.has_value())
    {
        std::cout << "   host found: yes" << std::endl;
    }
 
    // 3. Check existence
    std::cout << "\n3. Contains check:" << std::endl;
    std::cout << "   'host': " << (store.contains("host") ? "yes" : "no") << std::endl;
    std::cout << "   'missing': " << (store.contains("missing") ? "yes" : "no") << std::endl;
 
    // 4. Remove
    std::cout << "\n4. Remove 'debug':" << std::endl;
    store.remove("debug");
    std::cout << "   Size after remove: " << store.size() << std::endl;
 
    // 5. Statistics
    std::cout << "\n5. Access statistics:" << std::endl;
    std::cout << "   Read count: " << store.get_read_count() << std::endl;
    std::cout << "   Write count: " << store.get_write_count() << std::endl;
 
    store.reset_statistics();
    std::cout << "   After reset - reads: " << store.get_read_count()
              << ", writes: " << store.get_write_count() << std::endl;
 
    // 6. Clear
    store.clear();
    std::cout << "\n6. After clear: empty=" << (store.empty() ? "yes" : "no") << std::endl;
 
    std::cout << "\nDone." << std::endl;
    return 0;
}