public static List <MongoDataDictionary <T> > ToGroup <T>(MongoDataDictionary <T> orgArr, int grpCnt = 0) where T : MongoData
{
List <MongoDataDictionary <T> > ret = new List <MongoDataDictionary <T> >();
int realcnt = grpCnt;
if (grpCnt <= 0)
{
realcnt = orgArr.Count / 10;
}
int grpInnerCnt = (int)Math.Floor((double)orgArr.Count / realcnt);//每组个数
int lastInnerCnt = orgArr.Count - grpInnerCnt * (realcnt - 1);
for (int i = 0; i < realcnt; i++)
{
int copycnt = grpInnerCnt;
if (i == realcnt - 1)
{
copycnt = lastInnerCnt;
}
MongoReturnDataList <T>[] grpcodes = new MongoReturnDataList <T> [copycnt];
Array.Copy(orgArr.Values.ToList().ToArray(), i * grpInnerCnt, grpcodes, 0, copycnt);//复制到数组中去
ret.Add(new MongoDataDictionary <T>(grpcodes));
}
return(ret);
}
public void Union(MongoDataDictionary <T> vals)
{
foreach (string key in vals.Keys)
{
if (!this.ContainsKey(key))
{
this.Add(key, vals[key]);
}
}
}
public static MongoDataDictionary <T> ToDirectionary(MongoReturnDataList <T> list, string keyName)
{
MongoDataDictionary <T> ret = new MongoDataDictionary <T>();
if (list == null)
{
return(null);
}
for (int i = 0; i < list.Count; i++)
{
DetailStringClass obj = list[i] as DetailStringClass;
string key = obj.getValue(keyName)?.ToString();
MongoReturnDataList <T> sublist = new MongoReturnDataList <T>();
if (!ret.ContainsKey(key))
{
ret.Add(key, sublist);
}
sublist = ret[key];
sublist.Add(list[i]);
ret[key] = sublist;
}
return(ret);
}
