CWE-ou-minkata/Sources/Plasma/PubUtilLib/plContainer/plKeysAndValues.h

/*==LICENSE==*

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*==LICENSE==*/
#ifndef plKeysAndValues_h_inc
#define plKeysAndValues_h_inc

#include "HeadSpin.h"
#include <map>
#include <list>

#include "hsStream.h"

#pragma warning(disable:4284)

enum KAddValueMode
{
    kAlwaysAdd,         // Add another value if key already exists
    kReplaceIfExists,   // Replace any existing key with new value.
    kFailIfExists,      // Do not add if key already exists.
};


// class plKeysAndValues
//  A multimap class. Stores multiple values per key.
class plKeysAndValues : public hsStreamable
{
public:    
    typedef std::list<plString>
        Values;
    typedef std::map<plString, Values, plString::less_i>
        Keys;

private:
    mutable Keys fKeys;

public:
    // ctor
    plKeysAndValues();
    plKeysAndValues(const plKeysAndValues & src);
    virtual ~plKeysAndValues(){}
    // assign
    plKeysAndValues & operator =(const plKeysAndValues & src);
    // clear
    void Clear();
    void RemoveKey(const plString & key);
    // query
    bool HasKey(const plString & key) const;
    bool KeyHasValue(const plString & key, const plString & value);
    bool KeyHasValue(const plString & key, int value);
    bool KeyHasValue(const plString & key, double value);
    // add
    bool AddValue(const plString & key, const plString & value, KAddValueMode mode=kAlwaysAdd);
    bool AddValue(const plString & key, int value, KAddValueMode mode=kAlwaysAdd);
    bool AddValue(const plString & key, double value, KAddValueMode mode=kAlwaysAdd);
    bool AddValues(const plString & key, const std::vector<plString> & values, KAddValueMode mode=kAlwaysAdd);
    // set (clear and add)
    bool SetValue(const plString & key, const plString & value);
    bool SetValue(const plString & key, int value);
    bool SetValue(const plString & key, double value);
    // get single value
    plString GetValue(const plString & key, const plString & defval="", bool * outFound=nil) const;
    uint32_t GetValue(const plString & key, uint32_t defval, bool * outFound=nil) const;
    int GetValue(const plString & key, int defval, bool * outFound=nil) const;
    double GetValue(const plString & key, double defval, bool * outFound=nil) const;
    std::vector<plString> GetAllValues(const plString & key);
    // key iterator
    bool GetKeyIterators(Keys::const_iterator & iter, Keys::const_iterator & end) const;
    // value iterator (use for getting all values for key)
    bool GetValueIterators(const plString & key, Values::const_iterator & iter, Values::const_iterator & end) const;
    // streamable
    void Read(hsStream * s);
    void Write(hsStream * s);
    // TODO:
    uint32_t GetStreamSize() { return 0;}
};


/////////////////////////////////////////////////////////////



#endif // plKeysAndValues_h_inc