/// <summary>
/// Obtain and process data from a static IQ constructor
/// </summary>
private void CallIQConstructor()
{
IQClassData data = new IQClassData();
iqConstructor(data);
ProcessConstructorData(data);
}
/// <summary>
/// Main entry point
/// </summary>
/// <param name="type"></param>
/// <param name="tableName"></param>
/// <param name="mappedFields"></param>
public void MapClass(Type type, IQClassData data = null)
{
ClassType = type;
GetClassMetadata();
GetFieldInfoFromClassAttribute();
GetClassPropertiesMethods();
if (iqConstructor != null)
{
CallIQConstructor();
}
// Data passed in to this will supercede anything else0
if (data != null)
{
ProcessConstructorData(data);
}
MapFromTemporaryFields();
if (fieldInfo.Count == 0)
{
throw new Exception("There were no databound fields in the object.");
}
if (PrimaryKey == null)
{
throw new Exception("No primary key was found in the object.");
}
}
/// <summary>
/// fieldList should be a CSV of the properties to include. (PK) after a field name identifies it as the primary key.
/// </summary>
/// <param name="owner"></param>
/// <param name="tableName"></param>
/// <param name="fieldList"></param>
public DBObjectData(object owner, IQClassData data = null)
{
OwnerRef = new WeakReference(owner);
ClassInfo = GetClassInfo(owner.GetType(), data);
TableName = ClassInfo.TableName;
if (ClassInfo.IQEventHandlerMethod != null)
{
IQEventHandlerFunc = (Action <IQEventType, IDBObjectData>)Delegate
.CreateDelegate(typeof(Action <IQEventType, IDBObjectData>), owner, ClassInfo.IQEventHandlerMethod);
}
Clean();
}
/// <summary>
/// fieldList should be a CSV of the properties to include. (PK) after a field name identifies it as the primary key.
/// </summary>
/// <param name="owner"></param>
/// <param name="tableName"></param>
/// <param name="fieldList"></param>
public DBObjectData(object owner, IQClassData data=null)
{
OwnerRef = new WeakReference(owner);
ClassInfo = GetClassInfo(owner.GetType(), data);
TableName = ClassInfo.TableName;
if (ClassInfo.IQEventHandlerMethod != null)
{
IQEventHandlerFunc = (Action<IQEventType, IDBObjectData>)Delegate
.CreateDelegate(typeof(Action<IQEventType, IDBObjectData>), owner, ClassInfo.IQEventHandlerMethod);
}
Clean();
}
public static DBClassInfo GetClassInfo(Type type, IQClassData data = null)
{
DBClassInfo classInfo;
if (!type.IsClass)
{
throw new IQException("You can't get ClassInfo for a value type.");
}
if (!ClassInfoCache.TryGetValue(type, out classInfo))
{
classInfo = new DBClassInfo();
classInfo.MapClass(type, data);
ClassInfoCache[type] = classInfo;
}
return(classInfo);
}
protected void ProcessConstructorData(IQClassData data)
{
ISqlQuery query = data.Query;
if (query != null)
{
_Query = query;
// Sync the two table names -- TODO fix this, perhaps always create a query instead of having sep.
// properties?
if (String.IsNullOrEmpty(_Query.TableName))
{
_Query.TableName = data.TableName;
}
else if (String.IsNullOrEmpty(data.TableName))
{
data.TableName = _Query.TableName;
}
}
if (!String.IsNullOrEmpty(data.TableName))
{
if (!String.IsNullOrEmpty(TableName) && TableName.ToLower() != data.TableName.ToLower())
{
throw new Exception("A table name was specified in the constructor, but another one was already indetified for the class.");
}
TableName = data.TableName;
}
if (!String.IsNullOrEmpty(data.PrimaryKey))
{
string nameLower = data.PrimaryKey.ToLower();
Field fldTemp;
if (!temporaryFieldInfo.TryGetValue(nameLower, out fldTemp))
{
fldTemp = new Field();
temporaryFieldInfo[nameLower] = fldTemp;
fldTemp.Name = data.PrimaryKey;
}
fldTemp.PK = true;
}
}
/// <summary>
/// Obtain and process data from a static IQ constructor
/// </summary>
private void CallIQConstructor()
{
IQClassData data = new IQClassData();
iqConstructor(data);
ProcessConstructorData(data);
}
protected void ProcessConstructorData(IQClassData data)
{
ISqlQuery query = data.Query;
if (query != null)
{
_Query = query;
// Sync the two table names -- TODO fix this, perhaps always create a query instead of having sep.
// properties?
if (String.IsNullOrEmpty(_Query.TableName))
{
_Query.TableName = data.TableName;
}
else if (String.IsNullOrEmpty(data.TableName))
{
data.TableName = _Query.TableName;
}
}
if (!String.IsNullOrEmpty(data.TableName))
{
if (!String.IsNullOrEmpty(TableName) && TableName.ToLower() != data.TableName.ToLower())
{
throw new Exception("A table name was specified in the constructor, but another one was already indetified for the class.");
}
TableName = data.TableName;
}
if (!String.IsNullOrEmpty(data.PrimaryKey))
{
string nameLower = data.PrimaryKey.ToLower();
Field fldTemp;
if (!temporaryFieldInfo.TryGetValue(nameLower, out fldTemp))
{
fldTemp = new Field();
temporaryFieldInfo[nameLower] = fldTemp;
fldTemp.Name = data.PrimaryKey;
}
fldTemp.PK = true;
}
}
/// <summary>
/// Main entry point
/// </summary>
/// <param name="type"></param>
/// <param name="tableName"></param>
/// <param name="mappedFields"></param>
public void MapClass(Type type, IQClassData data=null)
{
ClassType = type;
GetClassMetadata();
GetFieldInfoFromClassAttribute();
GetClassPropertiesMethods();
if (iqConstructor != null)
{
CallIQConstructor();
}
// Data passed in to this will supercede anything else0
if (data != null)
{
ProcessConstructorData(data);
}
MapFromTemporaryFields();
if (fieldInfo.Count == 0)
{
throw new Exception("There were no databound fields in the object.");
}
if (PrimaryKey == null)
{
throw new Exception("No primary key was found in the object.");
}
}
public static DBClassInfo GetClassInfo(Type type, IQClassData data=null)
{
DBClassInfo classInfo;
if (!type.IsClass)
{
throw new IQException("You can't get ClassInfo for a value type.");
}
if (!ClassInfoCache.TryGetValue(type, out classInfo))
{
classInfo = new DBClassInfo();
classInfo.MapClass(type, data);
ClassInfoCache[type] = classInfo;
}
return classInfo;
}
