internal EntityAdapter(Type classType)
{
Initialize();
this.EntityName = classType.Name;
this.FullName = classType.FullName;
ORMTableAttribute[] tableAttributes = (ORMTableAttribute[])classType.GetCustomAttributes(typeof(ORMTableAttribute), false);
if (tableAttributes != null && tableAttributes.Length > 0)
{
this.TableName = tableAttributes[0].Name;
StringBuilder sbAf = new StringBuilder();
StringBuilder sbId = new StringBuilder();
StringBuilder sbPk = new StringBuilder();
StringBuilder sbNames = new StringBuilder();
FieldAdapter fieldAdapter;
foreach (PropertyInfo propertyInfo in classType.GetProperties())
{
fieldAdapter = new FieldAdapter();
ORMColumnAttribute[] columnAttributes = (ORMColumnAttribute[])propertyInfo.GetCustomAttributes(typeof(ORMColumnAttribute), false);
if (columnAttributes.Length == 0)
{
continue;
}
ORMColumnAttribute columnAttribute = columnAttributes[0];
if (columnAttribute.IsAutoFill)
{
fieldAdapter.IsAutoFill = true;
sbAf.Append(",");
sbAf.Append(propertyInfo.Name);
}
if (columnAttribute.IsIdentity)
{
fieldAdapter.IsIdentity = true;
sbId.Append(",");
sbId.Append(propertyInfo.Name);
}
if (columnAttribute.IsPrimaryKey)
{
fieldAdapter.IsPrimaryKey = true;
sbPk.Append(",");
sbPk.Append(propertyInfo.Name);
}
sbNames.Append(",");
sbNames.Append(propertyInfo.Name);
fieldAdapter.Name = propertyInfo.Name;
fieldAdapter.PropertyTypeName = propertyInfo.PropertyType.FullName;
fieldAdapter.PropertyType = propertyInfo.PropertyType;
fieldAdapter.ColumnName = columnAttribute.Name;
fieldAdapter.DbType = columnAttribute.DbType;
fieldAdapter.DbTypeName = columnAttribute.DbType.GetType().FullName;
this._keyMap.Add(propertyInfo.Name, columnAttribute.Name);
this._keyDbType.Add(propertyInfo.Name, columnAttribute.DbType);
this._mapColumnName.Add(fieldAdapter.ColumnName, fieldAdapter);
this._mapPropteryName.Add(fieldAdapter.Name, fieldAdapter);
}
this._keyMap.Add("$Af", sbAf.ToString()); // 找出所有 AutoFill(数据库自动填入项)
this._keyMap.Add("$Id", sbId.ToString()); // 找出标记为 Id 的项
this._keyMap.Add("$Pk", sbPk.ToString()); // 找出标记为 主键 的项
this._keyMap.Add("$Names", sbNames.ToString()); //所有字段名
}
}
private void Intitalize(DataSet dataSet)
{
DataTable table = dataSet.Tables["Entity"];
this.TableName = table.Rows[0]["Table"].ToString();
this.EntityName = table.Rows[0]["Name"].ToString();
this.FullName = table.Rows[0]["NameSpace"].ToString() + "." + this.EntityName;
StringBuilder sbAf = new StringBuilder();
StringBuilder sbId = new StringBuilder();
StringBuilder sbPk = new StringBuilder();
StringBuilder sbNames = new StringBuilder();
FieldAdapter fieldAdapter;
table = dataSet.Tables["Proptery"];
foreach (DataRow row in table.Rows)
{
fieldAdapter = new FieldAdapter();
if (row.Table.Columns.Contains("IsAutoFill"))
{
if ("true".Equals(row["IsAutoFill"].ToString().ToLower()))
{
fieldAdapter.IsAutoFill = true;
sbAf.Append(",");
sbAf.Append(row["Name"].ToString());
}
}
if (row.Table.Columns.Contains("IsIdentity"))
{
if ("true".Equals(row["IsIdentity"].ToString().ToLower()))
{
fieldAdapter.IsIdentity = true;
sbId.Append(",");
sbId.Append(row["Name"].ToString());
}
}
if (row.Table.Columns.Contains("IsPrimaryKey"))
{
if ("true".Equals(row["IsPrimaryKey"].ToString().ToLower()))
{
fieldAdapter.IsPrimaryKey = true;
sbPk.Append(",");
sbPk.Append(row["Name"].ToString());
}
}
sbNames.Append(",");
sbNames.Append(row["Name"].ToString());
fieldAdapter.Name = row["Name"].ToString();
fieldAdapter.PropertyTypeName = row["PropteryType"].ToString();
fieldAdapter.PropertyType = Type.GetType(fieldAdapter.PropertyTypeName);
fieldAdapter.ColumnName = row["Column"].ToString();
fieldAdapter.DbTypeName = row["DbType"].ToString();
string dbTypeName = fieldAdapter.DbTypeName.Substring(fieldAdapter.DbTypeName.LastIndexOf('.') + 1);
fieldAdapter.DbType = (DbType)Enum.Parse(typeof(DbType), dbTypeName);
this._keyMap.Add(row["Name"].ToString(), row["Column"].ToString());
this._keyDbType.Add(row["Name"].ToString(), fieldAdapter.DbType);
this._mapColumnName.Add(fieldAdapter.ColumnName, fieldAdapter);
this._mapPropteryName.Add(fieldAdapter.Name, fieldAdapter);
}
this._keyMap.Add("$Af", sbAf.ToString()); // 找出所有 AutoFill(数据库自动填入项)
this._keyMap.Add("$Id", sbId.ToString()); // 找出标记为 Id 的项
this._keyMap.Add("$Pk", sbPk.ToString()); // 找出标记为 主键 的项
this._keyMap.Add("$Names", sbNames.ToString()); //所有字段名
dataSet.Dispose();
}
