//验证字符窜处理相关...
private static bool validatedString(PropertyValidatedInfo colPropertyInfo, object inputValue)
{
bool b = true;
if (colPropertyInfo.MaxLength > 0)
{
b = MB.Util.DataValidated.Instance.ValidatedLength(colPropertyInfo.MaxLength, inputValue.ToString());
if (b == false)
{
//如果检验不通过输出错误的信息
int leng = colPropertyInfo.MaxLength / 2;
var errMsg = Message(MSG_CHECKED_LENGTH, new string[] { colPropertyInfo.Description,
colPropertyInfo.MaxLength.ToString(), leng.ToString() });
throw new MB.Util.APPException(errMsg, APPMessageType.DataInvalid);
}
}
if (colPropertyInfo.FitLength > 0)
{
b = MB.Util.DataValidated.Instance.ValidatedFitLength(colPropertyInfo.FitLength, inputValue.ToString());
if (!b)
{
var errMsg = Message(MSG_CHECKED_FIT, new string[] { colPropertyInfo.Description, colPropertyInfo.FitLength.ToString() });
throw new MB.Util.APPException(errMsg, APPMessageType.DataInvalid);
}
}
return(b);
}
//验证数字
private static bool validatedNumber(PropertyValidatedInfo colPropertyInfo, object inputValue)
{
double val = MB.Util.MyConvert.Instance.ToDouble(inputValue);
//判断最大最小值
if (val < colPropertyInfo.MinValue || val > colPropertyInfo.MaxValue)
{
var errMsg = Message(MSG_MIN_MAX_VALUE, colPropertyInfo.Description, colPropertyInfo.MinValue.ToString(), colPropertyInfo.MaxValue.ToString());
throw new MB.Util.APPException(errMsg, APPMessageType.DataInvalid);
}
//判断小数点位数
if (colPropertyInfo.MaxDecimalPlaces >= 0)
{
string sv = val.ToString();
if (sv.IndexOf('.') >= 0)
{
int position = sv.Length - sv.LastIndexOf('.') - 1;
if (position > colPropertyInfo.MaxDecimalPlaces)
{
var errMsg = Message(MSG_MAX_PLACES, colPropertyInfo.Description, colPropertyInfo.MaxDecimalPlaces.ToString());
throw new MB.Util.APPException(errMsg, APPMessageType.DataInvalid);
}
}
}
return(true);
}
//创建一个验证信息。
private PropertyValidatedInfo createInfo(Expression <Func <T, object> > columnName, out PropertyInfo colInfo)
{
var colName = MB.Util.Expressions.ExpressionHelper.GetPropertyName <T>(columnName);
if (string.IsNullOrEmpty(colName))
{
throw new MB.Util.APPException(string.Format("根据表达式{0} 获取不到属性的名称,请检查", columnName), Util.APPMessageType.SysErrInfo);
}
if (this.ContainsKey(colName))
{
throw new MB.Util.APPException(string.Format("当前集合中已经包含属性{0}", colName), Util.APPMessageType.SysErrInfo);
}
var temp = typeof(T).GetProperty(colName);
if (temp == null)
{
throw new MB.Util.APPException(string.Format("根据表达式{0} 获取不到属性的名称,请检查是否为public property", columnName), Util.APPMessageType.SysErrInfo);
}
colInfo = temp;
var newInfo = new PropertyValidatedInfo()
{
Name = colName
};
this.Add(colInfo.Name, newInfo);
if (_CreateAC)
{
Util.Emit.DynamicPropertyAccessor ac = new Util.Emit.DynamicPropertyAccessor(typeof(T), colInfo);
_QuickDataAccess[colInfo.Name] = ac;
}
return(newInfo);
}
/// <summary>
/// 根据指定的ColumnPropertyInfo 判断输入的值是否符合要求。
/// </summary>
/// <param name="colPropertyInfo"></param>
/// <param name="inputValue"></param>
/// <param name="errMsg"></param>
/// <returns></returns>
public static bool DataValidated(PropertyValidatedInfo colPropertyInfo, object inputValue)
{
bool b;
//得到要检验的这个列
//如果是字符窜类型需要检验长度
//如果值为空不需要检验数据类型
if (colPropertyInfo.IsNull == true && (inputValue == null || inputValue.ToString().Length == 0))
{
return(true);
}
if (colPropertyInfo.IsNull != true && (inputValue == null || inputValue.ToString().Length == 0))
{
string nameDesc = (colPropertyInfo.Description != null && colPropertyInfo.Description.Length > 0) ? colPropertyInfo.Description : colPropertyInfo.Name;
throw new MB.Util.APPException(string.Format(MSG_NOTNULL, nameDesc), APPMessageType.DataInvalid);
}
Type sType = colPropertyInfo.DataType;
b = MB.Util.DataValidated.Instance.ValidatedDataType(sType, inputValue);
if (b == true)
{
if (string.Compare(sType.Name, "String", true) == 0)
{
b = validatedString(colPropertyInfo, inputValue);
}
else if (Array.IndexOf(NUMBER_DATA_TYPE, sType.Name.ToUpper()) >= 0)
{
b = validatedNumber(colPropertyInfo, inputValue);
}
else
{
//其它类型先不做处理 后期根据实际需要再加上
}
}
else
{
throw new MB.Util.APPException(Message(MSG_MUST_INPUT, new string[] { colPropertyInfo.Description,
MB.Util.DataValidated.Instance.GetTypeValidatedErrMsg(sType) }), APPMessageType.DataInvalid);
}
return(b);
}
