public static Hashtable GetFieldNameMemberInfoMap(Type type)
{
Hashtable returnValue = new Hashtable();
foreach (MemberInfo info in type.GetMembers())
{
FieldMapAttribute attribute = (FieldMapAttribute)System.Attribute.GetCustomAttribute(info, typeof(FieldMapAttribute));
if (attribute != null)
{
returnValue.Add(attribute.FieldName.Trim().ToLower(), info);
}
}
return(returnValue);
}
public static Hashtable GetNonKeyAttributeMemberInfos(TableMapAttribute tableMapAttribute, ArrayList memberInfos)
{
StringCollection keyFields = new StringCollection();
keyFields.AddRange(tableMapAttribute.GetKeyFields());
Hashtable hs = new Hashtable();
foreach (MemberInfo info1 in memberInfos)
{
FieldMapAttribute attribute = (FieldMapAttribute)System.Attribute.GetCustomAttribute(info1, typeof(FieldMapAttribute));
if (keyFields.IndexOf(attribute.FieldName) == -1)
{
hs.Add(attribute, info1);
}
}
return(hs);
}
private static Hashtable GetAttributeMemberInfos(ArrayList memberInfos)
{
Hashtable hs = new Hashtable();
foreach (MemberInfo info1 in memberInfos)
{
FieldMapAttribute attribute = (FieldMapAttribute)System.Attribute.GetCustomAttribute(info1, typeof(FieldMapAttribute));
try
{
hs.Add(attribute, info1);
}
catch (Exception)
{
throw new Exception("$Error_To_add_columns_is_repeat");
}
}
return(hs);
}
private static void SetValue(object domainObject, MemberInfo info, object value)
{
if (info == null)
{
return;
}
FieldMapAttribute fa = (FieldMapAttribute)System.Attribute.GetCustomAttribute(info, typeof(FieldMapAttribute));
if (fa == null)
{
return;
}
Type type1 = (info is FieldInfo) ? ((FieldInfo)info).FieldType : ((PropertyInfo)info).PropertyType;
if (fa.BlobType == BlobTypes.Binary)
{
if (!((DomainObject)domainObject).IsBlobIgnored)
{
DomainObjectUtility.SetValue(domainObject, info, value, null);
return;
}
}
if (type1 == typeof(int))
{
if (value is System.DBNull)
{
return;
}
else
{
DomainObjectUtility.SetValue(domainObject, info, System.Int32.Parse(value.ToString()), null);
return;
}
}
if (type1 == typeof(long))
{
if (value is System.DBNull)
{
return;
}
DomainObjectUtility.SetValue(domainObject, info, System.Int64.Parse(value.ToString()), null);
return;
}
if (type1 == typeof(double))
{
if (value is System.DBNull)
{
return;
}
DomainObjectUtility.SetValue(domainObject, info, System.Double.Parse(value.ToString()), null);
return;
}
if (type1 == typeof(float))
{
if (value is System.DBNull)
{
return;
}
DomainObjectUtility.SetValue(domainObject, info, System.Single.Parse(value.ToString()), null);
return;
}
if (type1 == typeof(decimal))
{
if (value is System.DBNull)
{
return;
}
//DomainObjectUtility.SetValue(domainObject, info, System.Decimal.Parse(DomainObjectUtility.GetValueString(value)), null);
//说明： 以前的方法在高精度的double数据转换成decimal数据的时候，报参数类型不对的错误，原因是高精度的double的数据在ToString之后会编程科学记数法，因此decimal.parse的时候会出错
//解决方法： 私有方法专门对
DomainObjectUtility.SetValue(domainObject, info, DomainObjectUtility.Getdecimal(value), null);
return;
}
if (type1 == typeof(bool))
{
DomainObjectUtility.SetValue(domainObject, info, value.ToString() == "Y", null);
return;
}
if (type1 == typeof(string))
{
DomainObjectUtility.SetValue(domainObject, info, value.ToString(), null);
return;
}
if (type1 == typeof(DateTime))
{
DateTime result;
DateTime.TryParse(value.ToString(), out result);
DomainObjectUtility.SetValue(domainObject, info, result, null);
return;
}
if (type1.IsEnum)
{
DomainObjectUtility.SetValue(domainObject, info, Enum.Parse(type1, value.ToString()), null);
return;
}
DomainObjectUtility.SetValue(domainObject, info, value, null);
}