/// <summary>
/// 获取
/// </summary>
/// <param name="keyA"></param>
/// <returns></returns>
public Dictionary <TKeyB, TValue> Get(TKeyA keyA)
{
if (DataA.ContainsKey(keyA))
{
return(DataA[keyA]);
}
return(new Dictionary <TKeyB, TValue>());
}
/// <summary>
/// 添加，如果已有则覆盖。
/// </summary>
/// <param name="keyA"></param>
/// <param name="keyB"></param>
/// <param name="val"></param>
public void Add(TKeyA keyA, TKeyB keyB, TValue val)
{
if (!DataA.ContainsKey(keyA))
{
DataA[keyA] = new Dictionary <TKeyB, TValue>();
}
if (!DataB.ContainsKey(keyB))
{
DataB[keyB] = new Dictionary <TKeyA, TValue>();
}
DataA[keyA][keyB] = val;
DataB[keyB][keyA] = val;
}
/// <summary>
/// 是否包含键值A，且A集合中也包含B
/// </summary>
/// <param name="keyA"></param>
/// <param name="keyB"></param>
/// <returns></returns>
public bool ContainsKeyAB(TKeyA keyA, TKeyB keyB)
{
return(DataA.ContainsKey(keyA) && DataA[keyA].ContainsKey(keyB));
}