public TableSchema GetEntitySchema(Type type)
{
IEntityProxy proxy = EntityProxyManager.Instance.GetEntityProxyFromType(type);
TableSchema tableSchema = new TableSchema(OrmUtil.GetTableName(type));
foreach (PropertySchema item in proxy.GetPropertyList())
{
ColumnSchema columnSchema = new ColumnSchema(item.Name);
OrmColumnAttribute ormColumnAttribute = item.GetCustomerAttribute <OrmColumnAttribute>();
if (ormColumnAttribute != null)
{
if (!string.IsNullOrEmpty(ormColumnAttribute.DbColumnName))
{
columnSchema.ColumnName = ormColumnAttribute.DbColumnName;
}
columnSchema.IsPrimary = ormColumnAttribute.PrimaryKeyFlag;
columnSchema.IsNullable = ormColumnAttribute.AllowNullFlag;
}
columnSchema.Type = item.PropertyType;
columnSchema.IsIdentity = string.Compare(columnSchema.ColumnName, "id", true) == 0;
if (columnSchema.Type == typeof(string))
{
columnSchema.MaxLength = 200;
}
columnSchema.IsNullable = true;
tableSchema.ColumnList.Add(columnSchema);
}
return(tableSchema);
}
/// <summary>
/// 读取类的标示列
/// </summary>
/// <typeparam name="T">类型</typeparam>
/// <returns>主键列名</returns>
public static string GetIdentityColumnName <T>()
where T : class
{
string result = Constants.DefaultIdentityColumnName;
EntityProxy <T> entityProxy = EntityProxyManager.Instance.GetEntityProxy <T>();
foreach (PropertySchema schema in entityProxy.GetPropertyList())
{
OrmColumnAttribute ormColumnAttribute = schema.GetCustomerAttribute <OrmColumnAttribute>();
if (ormColumnAttribute != null && ormColumnAttribute.PrimaryKeyFlag)
{
result = schema.Name;
}
}
return(result);
}
