Properties.h

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#pragma once
 
#include <string>
#include <unordered_map>
 
#include <minitscript/minitscript.h>
#include <minitscript/utilities/fwd-minitscript.h>
 
using std::string;
using std::unordered_map;
 
/**
 * Properties class, which helps out with storeing or loading key value pairs from/to property files
 * @author Andreas Drewke
 */
class minitscript::utilities::Properties
{
private:
    unordered_map<string, string> properties;
 
public:
    /**
     * Public constructor
     */
    Properties() {}
 
    /**
     * Clear
     */
    inline void clear() {
        properties.clear();
    }
 
    /**
     * Get property value by key
     * @param key key
     * @param defaultValue default value
     * @return value if found or default value
     */
    inline const string& get(const string& key, const string& defaultValue) const {
        auto it = properties.find(key);
        if (it == properties.end()) return defaultValue;
        return it->second;
    }
 
    /**
     * Add property
     * @param key key
     * @param value value
     *
     */
    inline void put(const string& key, const string& value) {
        properties[key] = value;
    }
 
    /**
     * Load property file
     * @param pathName path name
     * @param fileName file name
     * @throws tdme::os::filesystem::FileSystemException
     */
    void load(const string& pathName, const string& fileName);
 
    /**
     * Store property file
     * @param pathName path name
     * @param fileName file name
     * @throws tdme::os::filesystem::FileSystemException
     */
    void store(const string& pathName, const string& fileName) const;
 
    /**
     * @return properties map
     */
    inline const unordered_map<string, string>& getProperties() {
        return properties;
    }
 
};