private string GetJson(MDataColumn mdc)
{
JsonHelper js = new JsonHelper();
foreach (var cell in mdc)
{
js.Add("Key", cell.ColumnName);
js.Add("Value", cell.ColumnName);
js.AddBr();
}
return js.ToString(true);
}
/// <summary>
/// 返回Json格式的结果信息
/// </summary>
public static string OutResult(bool result, string msg, params Dictionary<string, object>[] otherKeyValues)
{
JsonHelper js = new JsonHelper(false, false);
js.Add("success", result.ToString().ToLower(), true);
js.Add("msg", msg);
if (otherKeyValues.Length > 0)
{
string value = string.Empty;
foreach (KeyValuePair<string, object> item in otherKeyValues[0])
{
if (item.Value != null)
{
value = item.Value.ToString();
Type t = item.Value.GetType();
bool isValueType = t.IsValueType;
if (isValueType)
{
if (t.Name == "Boolean")
{
value = value.ToLower();
}
}
js.Add(item.Key, value, isValueType);
}
}
}
return js.ToString();
/*
StringBuilder sb = new StringBuilder();
sb.Append("{");
sb.Append("\"success\":" + result.ToString().ToLower() + ",");
sb.Append("\"msg\":\"" + msg + "\"");
if (otherKeyValues.Length > 0)
{
string value = string.Empty;
foreach (KeyValuePair<string, object> item in otherKeyValues[0])
{
if (item.Value != null)
{
value = item.Value.ToString();
Type t = item.Value.GetType();
bool isValueType = t.IsValueType;
if (isValueType)
{
if (t.Name == "Boolean")
{
value = value.ToLower();
}
}
sb.AppendFormat(",\"{0}\":{1}", item.Key, isValueType ? value : "\"" + value + "\"");
}
}
}
sb.Append("}");
return sb.ToString();
* */
}
public string GetExcelMapping()
{
MDataRow row = ExcelConfig.GetExcelRow(Query<string>("ID"));
string objName = row.Get<string>(Config_Excel.ExcelName);
string[] TableNames = row.Get<string>(Config_Excel.TableNames).Split(',');
Dictionary<string, string> dic = new Dictionary<string, string>();
JsonHelper js = new JsonHelper();
foreach (string name in TableNames)
{
MDataColumn mdc = DBTool.GetColumns(name);
js.Add(name, GetJson(mdc), true);
dic.Add(name, name);
}
JsonHelper jh = new JsonHelper();
jh.Add("objName", objName);
jh.Add("arrColumns", js.ToString(false));
jh.Add("arrTables", MDataTable.CreateFrom(dic).ToJson(false, false));
return jh.ToString();
}
//End
internal static void SetCache(AopEnum action, AopInfo aopInfo)
{
string baseKey = GetBaseKey(aopInfo);
switch (action)
{
case AopEnum.ExeNonQuery:
case AopEnum.Insert:
case AopEnum.Update:
case AopEnum.Delete:
if (aopInfo.IsSuccess || aopInfo.RowCount > 0)
{
ReadyForRemove(baseKey);
}
return;
}
//if (!IsCanOperateCache(baseKey))
//{
// return;
//}
if (_MemCache.CacheType == CacheType.LocalCache && _MemCache.RemainMemoryPercentage < 15)//可用内存低于15%
{
return;
}
string key = GetKey(action, aopInfo, baseKey);
int flag;//0 正常；1：未识别；2：不允许缓存
SetBaseKeys(aopInfo, key, out flag);//存档Key，后续缓存失效 批量删除
if (flag == 2)
{
return;//
}
double cacheTime = Math.Abs(12 - DateTime.Now.Hour) * 60 + DateTime.Now.Second;//缓存中午或到夜里1点
if (flag == 1 || aopInfo.PageIndex > 2) // 后面的页数，缓存时间可以短一些
{
cacheTime = 2;//未知道操作何表时，只缓存2分钟（比如存储过程等语句）
}
switch (action)
{
case AopEnum.ExeMDataTableList:
if (IsCanCache(aopInfo.TableList))
{
JsonHelper js = new JsonHelper(false, false);
foreach (MDataTable table in aopInfo.TableList)
{
js.Add(table.TableName, table.ToJson(true, true, RowOp.IgnoreNull));
}
js.AddBr();
_MemCache.Set(key, js.ToString(), cacheTime);
}
break;
case AopEnum.Select:
case AopEnum.ExeMDataTable:
if (IsCanCache(aopInfo.Table))
{
_MemCache.Set(key, aopInfo.Table.ToJson(true, true, RowOp.IgnoreNull), cacheTime);
}
break;
case AopEnum.ExeScalar:
_MemCache.Set(key, aopInfo.ExeResult, cacheTime);
break;
case AopEnum.Fill:
_MemCache.Set(key, aopInfo.Row, cacheTime);
break;
case AopEnum.GetCount:
_MemCache.Set(key, aopInfo.RowCount, cacheTime);
break;
}
}
