public void RegisterDataObject(Type objType)
{
if (TableDatasets.ContainsKey(GetTableOrViewName(objType)))
{
return;
}
bool primaryKeySpecified = false;
bool useAutoIncrementColumn = false;
bool relations = false;
MemberInfo primaryIndexMember = null;
string tableName = GetTableOrViewName(objType);
var ds = new DataSet();
var table = new System.Data.DataTable(tableName);
MemberInfo[] myMembers = objType.GetMembers();
for (int i = 0; i < myMembers.Length; i++)
{
//object[] myAttributes = myMembers[i].GetCustomAttributes(true);
//object[] myAttributes = myMembers[i].GetCustomAttributes(typeof(DOL.Database.Attributes.DataElement), true);
object[] myAttributes = myMembers[i].GetCustomAttributes(typeof(PrimaryKey), true);
if (myAttributes.Length > 0)
{
primaryKeySpecified = true;
if (myMembers[i] is PropertyInfo)
{
table.Columns.Add(myMembers[i].Name, ((PropertyInfo)myMembers[i]).PropertyType);
}
else
{
table.Columns.Add(myMembers[i].Name, ((FieldInfo)myMembers[i]).FieldType);
}
table.Columns[myMembers[i].Name].AutoIncrement = ((PrimaryKey)myAttributes[0]).AutoIncrement;
useAutoIncrementColumn = table.Columns[myMembers[i].Name].AutoIncrement;
var index = new DataColumn[1];
index[0] = table.Columns[myMembers[i].Name];
primaryIndexMember = myMembers[i];
table.PrimaryKey = index;
continue;
}
myAttributes = myMembers[i].GetCustomAttributes(typeof(DataElement), true);
if (myAttributes.Length > 0)
{
//if(myAttributes[0] is Attributes.DataElement)
//{
if (myMembers[i] is PropertyInfo)
{
table.Columns.Add(myMembers[i].Name, ((PropertyInfo)myMembers[i]).PropertyType);
}
else
{
table.Columns.Add(myMembers[i].Name, ((FieldInfo)myMembers[i]).FieldType);
}
table.Columns[myMembers[i].Name].AllowDBNull = ((DataElement)myAttributes[0]).AllowDbNull;
if (((DataElement)myAttributes[0]).Unique)
{
table.Constraints.Add(new UniqueConstraint("UNIQUE_" + myMembers[i].Name, table.Columns[myMembers[i].Name]));
}
if (((DataElement)myAttributes[0]).IndexColumns != string.Empty)
{
table.Columns[myMembers[i].Name].ExtendedProperties.Add("INDEX", true);
table.Columns[myMembers[i].Name].ExtendedProperties.Add("INDEXCOLUMNS", ((DataElement)myAttributes[0]).IndexColumns);
}
else if (((DataElement)myAttributes[0]).Index)
{
table.Columns[myMembers[i].Name].ExtendedProperties.Add("INDEX", true);
}
if (((DataElement)myAttributes[0]).Varchar > 0)
{
table.Columns[myMembers[i].Name].ExtendedProperties.Add("VARCHAR", ((DataElement)myAttributes[0]).Varchar);
}
//if(myAttributes[0] is Attributes.PrimaryKey)
myAttributes = GetRelationAttributes(myMembers[i]);
//if(myAttributes[0] is Attributes.Relation)
if (myAttributes.Length > 0)
{
relations = true;
}
}
}
if (useAutoIncrementColumn == false)
{
// We define the Tablename_ID column that will always contain a generated unique ID
DataColumn idColumn = table.Columns.Add(tableName + "_ID", typeof(string));
if (primaryKeySpecified)
{
// if another primary key is defined on this table but the TableName_ID column is still being used then force
// the creation of a unique index on the the TableName_ID column
table.Constraints.Add(new UniqueConstraint(idColumn.ColumnName, idColumn));
}
}
if (primaryKeySpecified == false)
{
var index = new DataColumn[1];
index[0] = table.Columns[tableName + "_ID"];
table.PrimaryKey = index;
}
if (Connection.IsSQLConnection)
{
Connection.CheckOrCreateTable(table);
}
else
{
if (!System.IO.File.Exists(Connection.connString + tableName + ".xml"))
{
Connection.SaveDataSet(tableName, ds);
}
}
ds.DataSetName = tableName;
ds.EnforceConstraints = true;
ds.CaseSensitive = false;
ds.Tables.Add(table);
var dth = new DataTableHandler(ds);
dth.HasRelations = relations;
dth.UsesPreCaching = DataObject.GetPreCachedFlag(objType);
TableDatasets.Add(tableName, dth);
//if (dth.UsesPreCaching && Connection.IsSQLConnection)
//{
// // not useful for xml connection
// if (Log.IsDebugEnabled)
// Log.Debug("Precaching of " + table.TableName + "...");
// var objects = SQLSelectObjects<TObject>("");
// object key;
// for (int i = 0; i < objects.Length; i++)
// {
// key = null;
// if (primaryIndexMember == null)
// {
// key = objects[i].ObjectId;
// }
// else
// {
// if (primaryIndexMember is PropertyInfo)
// {
// key = ((PropertyInfo) primaryIndexMember).GetValue(objects[i], null);
// }
// else if (primaryIndexMember is FieldInfo)
// {
// key = ((FieldInfo) primaryIndexMember).GetValue(objects[i]);
// }
// }
// if (key != null)
// {
// dth.SetPreCachedObject(key, objects[i]);
// }
// else
// {
// if (Log.IsErrorEnabled)
// Log.Error("Primary key is null! " + ((primaryIndexMember != null) ? primaryIndexMember.Name : ""));
// }
// }
// if (Log.IsDebugEnabled)
// Log.Debug("Precaching of " + table.TableName + " finished!");
//}
}
// Supprime un objet de la database protected abstract void DeleteObjectImpl(DataObject dataObject);
protected void DeleteFromCache(string tableName, DataObject obj)
{
DataTableHandler handler = TableDatasets[tableName];
handler.SetCacheObject(obj.ObjectId, null);
}
// Persiste l'objet dans la DB
protected override void SaveObjectImpl(DataObject dataObject)
{
try
{
string tableName = dataObject.TableName;
var sb = new StringBuilder("UPDATE `" + tableName + "` SET ");
BindingInfo[] bindingInfo = GetBindingInfo(dataObject.GetType());
bool hasRelations = false;
bool first = true;
string dateFormat = Connection.GetDBDateFormat();
for (int i = 0; i < bindingInfo.Length; i++)
{
BindingInfo bind = bindingInfo[i];
if (bind.ReadOnly)
{
continue;
}
if (!hasRelations)
{
hasRelations = bind.HasRelation;
}
if (!bind.HasRelation)
{
object val = null;
if (bind.Member is PropertyInfo)
{
val = ((PropertyInfo)bind.Member).GetValue(dataObject, null);
}
else if (bind.Member is FieldInfo)
{
val = ((FieldInfo)bind.Member).GetValue(dataObject);
}
else
{
continue;
}
if (!first)
{
sb.Append(", ");
}
else
{
first = false;
}
val = ConvertVal(val, dateFormat);
sb.Append("`" + bind.Member.Name + "` = ");
sb.Append('\'');
sb.Append(val);
sb.Append('\'');
}
}
sb.Append(" WHERE `" + tableName + "_ID` = '" + Escape(dataObject.ObjectId) + "'");
string sql = sb.ToString();
Log.Debug("MysqlObject", sql);
int res = Connection.ExecuteNonQuery(sql);
if (res == 0)
{
Log.Error("MysqlObject", "Modify error : " + dataObject.TableName + " ID=" + dataObject.ObjectId + " --- keyvalue changed? " + sql + " " + Environment.StackTrace);
return;
}
if (hasRelations)
{
SaveObjectRelations(dataObject);
}
dataObject.Dirty = false;
dataObject.IsValid = true;
}
catch (Exception e)
{
Log.Error("MysqlObject", "Modify error : " + dataObject.TableName + " " + dataObject.ObjectId + e.ToString());
}
}
// Sauvegarde un Objet dans la Database protected abstract void SaveObjectImpl(DataObject dataObject);
/// <summary> /// Deletes an object from the database. /// </summary> /// <param name="dataObject">the object to delete from the database</param> protected abstract bool DeleteObjectImpl(DataObject dataObject);
protected void DeleteObjectRelations(DataObject dataObject)
{
try
{
object val;
Type myType = dataObject.GetType();
MemberInfo[] myMembers = myType.GetMembers();
for (int i = 0; i < myMembers.Length; i++)
{
Relation[] myAttributes = GetRelationAttributes(myMembers[i]);
if (myAttributes.Length > 0)
{
//if(myAttributes[0] is Attributes.Relation)
//{
if (myAttributes[0].AutoDelete == false)
{
continue;
}
bool array = false;
Type type;
if (myMembers[i] is PropertyInfo)
{
type = ((PropertyInfo)myMembers[i]).PropertyType;
}
else
{
type = ((FieldInfo)myMembers[i]).FieldType;
}
if (type.HasElementType)
{
type = type.GetElementType();
array = true;
}
val = null;
if (array)
{
if (myMembers[i] is PropertyInfo)
{
val = ((PropertyInfo)myMembers[i]).GetValue(dataObject, null);
}
if (myMembers[i] is FieldInfo)
{
val = ((FieldInfo)myMembers[i]).GetValue(dataObject);
}
if (val is Array)
{
var a = val as Array;
foreach (object o in a)
{
if (o is DataObject)
{
DeleteObject(o as DataObject);
}
}
}
else
{
if (val is DataObject)
{
DeleteObject(val as DataObject);
}
}
}
else
{
if (myMembers[i] is PropertyInfo)
{
val = ((PropertyInfo)myMembers[i]).GetValue(dataObject, null);
}
if (myMembers[i] is FieldInfo)
{
val = ((FieldInfo)myMembers[i]).GetValue(dataObject);
}
if (val != null && val is DataObject)
{
DeleteObject(val as DataObject);
}
}
//}
}
}
}
catch (Exception e)
{
throw new DatabaseException("Resolving Relations failed !", e);
}
}
// Sélectionne tous les objets d'une table
protected override DataObject[] SelectObjectsImpl(Type objectType, string whereClause, IsolationLevel isolation)
{
string tableName = GetTableOrViewName(objectType);
var dataObjects = new List <DataObject>(64);
bool useObjectID = TableDatasets[tableName].RequiresObjectId;
// build sql command
var sb = new StringBuilder("SELECT ");
if (useObjectID)
{
sb.Append("[" + tableName + "_ID], ");
}
bool first = true;
BindingInfo[] bindingInfo = GetBindingInfo(objectType);
foreach (BindingInfo bind in bindingInfo)
{
if (!bind.HasRelation)
{
if (!first)
{
sb.Append(", ");
}
else
{
first = false;
}
sb.Append("[" + bind.Member.Name + "]");
}
}
sb.Append(" FROM [" + Connection.SchemaName + "].[" + tableName + "]");
if (whereClause != null && whereClause.Trim().Length > 0)
{
sb.Append(" WHERE " + whereClause);
}
string sql = sb.ToString();
Log.Debug("mssqlObject", "DataObject[] SelectObjectsImpl: " + sql);
int objCount = 0;
// read data and fill objects
Connection.ExecuteSelect(sql, (reader) =>
{
var data = new object[reader.FieldCount];
while (reader.Read())
{
objCount++;
reader.GetValues(data);
DataObject obj = Activator.CreateInstance(objectType) as DataObject;
int field = 0;
// ObjectID field is in use, so we need to get rid of the first data value and start from index 1 when reading later.
if (useObjectID)
{
++field;
if (data[0] != null)
{
obj.ObjectId = (string)data[0];
}
}
bool hasRelations = false;
// we can use hard index access because we iterate the same order here
foreach (BindingInfo bind in bindingInfo)
{
if (!hasRelations)
{
hasRelations = bind.HasRelation;
}
if (!bind.HasRelation)
{
object val = data[field++];
if (val != null && !val.GetType().IsInstanceOfType(DBNull.Value))
{
Exception e = GetVal(obj, bind.Member, val);
if (e != null)
{
Log.Error("mssqlObject",
tableName + ": " + bind.Member.Name + " = " + val.GetType().FullName +
" doesnt fit to " + bind.Member.DeclaringType.FullName + e);
}
}
}
}
dataObjects.Add(obj);
obj.Dirty = false;
if (hasRelations)
{
FillLazyObjectRelations(obj, true);
}
obj.IsValid = true;
obj.AllowAdd = false; // Exists already
}
}
, isolation);
return(dataObjects.ToArray());
}
public void SetCacheObject(object key, DataObject obj)
{
_cache[key] = obj;
}
private string FormulateInsert(DataObject dataObject, out bool hasRelations)
{
string tableName = dataObject.TableName;
var columns = new StringBuilder();
var values = new StringBuilder();
BindingInfo[] bindInfos = GetBindingInfo(dataObject.GetType());
hasRelations = false;
bool first = true;
string dateFormat = Connection.GetDBDateFormat();
if (TableDatasets[tableName].RequiresObjectId)
{
first = false;
if (dataObject.ObjectId == null)
{
dataObject.ObjectId = IDGenerator.GenerateID();
}
columns.Append("[" + tableName + "_ID]");
values.Append("'" + Escape(dataObject.ObjectId) + "'");
}
foreach (BindingInfo bindInfo in bindInfos)
{
if (bindInfo.HasRelation)
{
hasRelations = true;
}
// Check whether or not this class member is a primary key or a data element
// and is thus valid for saving
if (bindInfo.PrimaryKey || bindInfo.DataElementAttribute != null)
{
object val = null;
if (bindInfo.Member is PropertyInfo)
{
val = ((PropertyInfo)bindInfo.Member).GetValue(dataObject, null);
}
else if (bindInfo.Member is FieldInfo)
{
val = ((FieldInfo)bindInfo.Member).GetValue(dataObject);
}
if (!first)
{
columns.Append(", ");
values.Append(", ");
}
else
{
first = false;
}
columns.Append("[" + bindInfo.Member.Name + "]");
val = ConvertVal(val, dateFormat);
values.Append('\'');
values.Append(val);
values.Append('\'');
}
}
return("INSERT INTO [" + Connection.SchemaName + "].[" + tableName + "] (" + columns + ") VALUES (" + values + ")");
}
private string FormulateUpdate(DataObject dataObject, out bool hasRelations)
{
string tableName = dataObject.TableName;
_opBuilder.Clear();
_opBuilder.Append("UPDATE [" + Connection.SchemaName + "].[" + tableName + "] SET ");
_whereBuilder.Clear();
_whereBuilder.Append(" WHERE ");
BindingInfo[] bindInfos = GetBindingInfo(dataObject.GetType());
hasRelations = false;
bool first = true;
bool firstPK = true;
string dateFormat = Connection.GetDBDateFormat();
foreach (BindingInfo bind in bindInfos)
{
if (bind.ReadOnly)
{
continue;
}
if (!hasRelations)
{
hasRelations = bind.HasRelation;
}
// Add PKs to the WHERE clause.
if (bind.PrimaryKey)
{
object val;
if (bind.Member is PropertyInfo)
{
val = ((PropertyInfo)bind.Member).GetValue(dataObject, null);
}
else if (bind.Member is FieldInfo)
{
val = ((FieldInfo)bind.Member).GetValue(dataObject);
}
else
{
continue;
}
if (!firstPK)
{
_whereBuilder.Append(" AND ");
}
else
{
firstPK = false;
}
val = ConvertVal(val, dateFormat);
_whereBuilder.Append("[" + bind.Member.Name + "] = ");
_whereBuilder.Append('\'');
_whereBuilder.Append(val);
_whereBuilder.Append('\'');
}
// Add other elements to the SET clause.
else if (!bind.HasRelation)
{
object val;
if (bind.Member is PropertyInfo)
{
val = ((PropertyInfo)bind.Member).GetValue(dataObject, null);
}
else if (bind.Member is FieldInfo)
{
val = ((FieldInfo)bind.Member).GetValue(dataObject);
}
else
{
continue;
}
if (!first)
{
_opBuilder.Append(", ");
}
else
{
first = false;
}
val = ConvertVal(val, dateFormat);
_opBuilder.Append("[" + bind.Member.Name + "] = ");
_opBuilder.Append('\'');
_opBuilder.Append(val);
_opBuilder.Append('\'');
}
}
// Object has no PKs within its elements, so use the ObjectId to target the save.
if (firstPK)
{
_whereBuilder.Append($"[{tableName}_ID] = '{Escape(dataObject.ObjectId)}'");
}
_opBuilder.Append(_whereBuilder);
return(_opBuilder.ToString());
}
public void SetPreCachedObject(object key, DataObject obj)
{
_precache[key] = obj;
}
public void SetCacheObject(object key, DataObject obj)
{
_cache[key] = obj;
}
// Ajoute un nouvel objet a la DB
protected override bool AddObjectImpl(DataObject dataObject)
{
try
{
string tableName = dataObject.TableName;
if (dataObject.ObjectId == null)
{
dataObject.ObjectId = IDGenerator.GenerateID();
}
var columns = new StringBuilder();
var values = new StringBuilder();
MemberInfo[] objMembers = dataObject.GetType().GetMembers();
bool hasRelations = false;
string dateFormat = Connection.GetDBDateFormat();
columns.Append("`" + tableName + "_ID`");
values.Append("'" + Escape(dataObject.ObjectId) + "'");
for (int i = 0; i < objMembers.Length; i++)
{
if (!hasRelations)
{
object[] relAttrib = GetRelationAttributes(objMembers[i]);
hasRelations = relAttrib.Length > 0;
}
object[] keyAttrib = objMembers[i].GetCustomAttributes(typeof(PrimaryKey), true);
object[] attrib = objMembers[i].GetCustomAttributes(typeof(DataElement), true);
if (attrib.Length > 0 || keyAttrib.Length > 0)
{
object val = null;
if (objMembers[i] is PropertyInfo)
{
val = ((PropertyInfo)objMembers[i]).GetValue(dataObject, null);
}
else if (objMembers[i] is FieldInfo)
{
val = ((FieldInfo)objMembers[i]).GetValue(dataObject);
}
columns.Append(", ");
values.Append(", ");
columns.Append("`" + objMembers[i].Name + "`");
val = ConvertVal(val, dateFormat);
values.Append('\'');
values.Append(val);
values.Append('\'');
}
}
string sql = "INSERT INTO `" + tableName + "` (" + columns + ") VALUES (" + values + ")";
Log.Debug("MysqlObject", sql);
int res = Connection.ExecuteNonQuery(sql);
if (res == 0)
{
Log.Error("MysqlObject", "Add Error : " + dataObject.TableName + " ID=" + dataObject.ObjectId + "Query = " + sql);
return(false);
}
if (hasRelations)
{
SaveObjectRelations(dataObject);
}
dataObject.Dirty = false;
dataObject.IsValid = true;
dataObject.IsDeleted = false;
return(true);
}
catch (Exception e)
{
Log.Error("MysqlObject", "Add Error : " + dataObject.TableName + " " + dataObject.ObjectId + e.ToString());
}
return(false);
}
/// <summary> /// Adds a new object to the database. /// </summary> /// <param name="dataObject">the object to add to the database</param> /// <returns>true if the object was added successfully; false otherwise</returns> protected abstract bool AddObjectImpl(DataObject dataObject);
public void SetPreCachedObject(object key, DataObject obj)
{
_precache[key] = obj;
}
/// <summary> /// Persists an object to the database. /// </summary> /// <param name="dataObject">the object to save to the database</param> protected abstract bool SaveObjectImpl(DataObject dataObject);
public void RegisterDataObject(Type objType)
{
if (TableDatasets.ContainsKey(GetTableOrViewName(objType)))
{
return;
}
bool relations = false;
string tableName = GetTableOrViewName(objType);
var table = new System.Data.DataTable(tableName);
List <string> primaryKeys = new List <string>();
MemberInfo[] myMembers = objType.GetMembers();
// Load the primary keys and data elements into the data table
foreach (MemberInfo memberInfo in myMembers)
{
object[] myAttributes = memberInfo.GetCustomAttributes(typeof(PrimaryKey), true);
if (myAttributes.Length > 0)
{
if (memberInfo is PropertyInfo)
{
table.Columns.Add(memberInfo.Name, ((PropertyInfo)memberInfo).PropertyType);
}
else
{
table.Columns.Add(memberInfo.Name, ((FieldInfo)memberInfo).FieldType);
}
table.Columns[memberInfo.Name].AutoIncrement = ((PrimaryKey)myAttributes[0]).AutoIncrement;
table.Columns[memberInfo.Name].AutoIncrementSeed = ((PrimaryKey)myAttributes[0]).IncrementValue;
primaryKeys.Add(memberInfo.Name);
continue;
}
myAttributes = memberInfo.GetCustomAttributes(typeof(DataElement), true);
if (myAttributes.Length > 0)
{
if (memberInfo is PropertyInfo)
{
table.Columns.Add(memberInfo.Name, ((PropertyInfo)memberInfo).PropertyType);
}
else
{
table.Columns.Add(memberInfo.Name, ((FieldInfo)memberInfo).FieldType);
}
table.Columns[memberInfo.Name].AllowDBNull = ((DataElement)myAttributes[0]).AllowDbNull;
if (((DataElement)myAttributes[0]).Unique)
{
table.Constraints.Add(new UniqueConstraint("UNIQUE_" + memberInfo.Name, table.Columns[memberInfo.Name]));
}
if (((DataElement)myAttributes[0]).Index)
{
table.Columns[memberInfo.Name].ExtendedProperties.Add("INDEX", true);
}
if (((DataElement)myAttributes[0]).Varchar > 0)
{
table.Columns[memberInfo.Name].ExtendedProperties.Add("VARCHAR", ((DataElement)myAttributes[0]).Varchar);
}
if (!relations)
{
relations = GetRelationAttributes(memberInfo).Length > 0;
}
}
}
if (primaryKeys.Count > 0)
{
var index = new DataColumn[primaryKeys.Count];
for (int i = 0; i < primaryKeys.Count; ++i)
{
index[i] = table.Columns[primaryKeys[i]];
}
table.PrimaryKey = index;
}
else // Add a primary key column to use
{
table.Columns.Add(tableName + "_ID", typeof(string));
DataColumn[] index = new DataColumn[1];
index[0] = table.Columns[tableName + "_ID"];
table.PrimaryKey = index;
}
if (Connection.IsSQLConnection)
{
Connection.CheckOrCreateTable(table);
}
DataSet dataSet = new DataSet
{
DataSetName = tableName,
EnforceConstraints = true,
CaseSensitive = false
};
dataSet.Tables.Add(table);
DataTableHandler dataTableHandler = new DataTableHandler(dataSet)
{
HasRelations = relations,
UsesPreCaching = DataObject.GetPreCachedFlag(objType),
RequiresObjectId = primaryKeys.Count == 0,
BindingMethod = DataObject.GetBindingMethod(objType)
};
TableDatasets.Add(tableName, dataTableHandler);
}
public void FillObjectRelations(DataObject dataObject)
{
FillLazyObjectRelations(dataObject, false);
}
public void RegisterDataObject(Type objType)
{
if (TableDatasets.ContainsKey(GetTableOrViewName(objType)))
{
return;
}
bool primary = false;
bool relations = false;
MemberInfo primaryIndexMember = null;
string tableName = GetTableOrViewName(objType);
var ds = new DataSet();
var table = new System.Data.DataTable(tableName);
table.Columns.Add(tableName + "_ID", typeof(string));
MemberInfo[] myMembers = objType.GetMembers();
for (int i = 0; i < myMembers.Length; i++)
{
object[] myAttributes = myMembers[i].GetCustomAttributes(typeof(PrimaryKey), true);
if (myAttributes.Length > 0)
{
primary = true;
if (myMembers[i] is PropertyInfo)
{
table.Columns.Add(myMembers[i].Name, ((PropertyInfo)myMembers[i]).PropertyType);
}
else
{
table.Columns.Add(myMembers[i].Name, ((FieldInfo)myMembers[i]).FieldType);
}
table.Columns[myMembers[i].Name].AutoIncrement = ((PrimaryKey)myAttributes[0]).AutoIncrement;
table.Columns[myMembers[i].Name].AutoIncrementSeed = ((PrimaryKey)myAttributes[0]).IncrementValue;
var index = new DataColumn[1];
index[0] = table.Columns[myMembers[i].Name];
primaryIndexMember = myMembers[i];
table.PrimaryKey = index;
continue;
}
myAttributes = myMembers[i].GetCustomAttributes(typeof(DataElement), true);
if (myAttributes.Length > 0)
{
if (myMembers[i] is PropertyInfo)
{
table.Columns.Add(myMembers[i].Name, ((PropertyInfo)myMembers[i]).PropertyType);
}
else
{
table.Columns.Add(myMembers[i].Name, ((FieldInfo)myMembers[i]).FieldType);
}
table.Columns[myMembers[i].Name].AllowDBNull = ((DataElement)myAttributes[0]).AllowDbNull;
if (((DataElement)myAttributes[0]).Unique)
{
table.Constraints.Add(new UniqueConstraint("UNIQUE_" + myMembers[i].Name, table.Columns[myMembers[i].Name]));
}
if (((DataElement)myAttributes[0]).Index)
{
table.Columns[myMembers[i].Name].ExtendedProperties.Add("INDEX", true);
}
if (((DataElement)myAttributes[0]).Varchar > 0)
{
table.Columns[myMembers[i].Name].ExtendedProperties.Add("VARCHAR", ((DataElement)myAttributes[0]).Varchar);
}
myAttributes = GetRelationAttributes(myMembers[i]);
if (myAttributes.Length > 0)
{
relations = true;
}
}
}
if (primary == false)
{
var index = new DataColumn[1];
index[0] = table.Columns[tableName + "_ID"];
table.PrimaryKey = index;
}
if (Connection.IsSQLConnection)
{
Connection.CheckOrCreateTable(table);
}
ds.DataSetName = tableName;
ds.EnforceConstraints = true;
ds.CaseSensitive = false;
ds.Tables.Add(table);
var dth = new DataTableHandler(ds);
dth.HasRelations = relations;
dth.UsesPreCaching = DataObject.GetPreCachedFlag(objType);
TableDatasets.Add(tableName, dth);
}
protected void FillLazyObjectRelations(DataObject dataObject, bool autoload)
{
try
{
var dataObjectType = dataObject.GetType();
MemberInfo[] myMembers;
if (!MemberInfoCache.TryGetValue(dataObjectType, out myMembers))
{
myMembers = dataObjectType.GetMembers();
MemberInfoCache[dataObjectType] = myMembers;
}
for (int i = 0; i < myMembers.Length; i++)
{
Relation[] myAttributes = GetRelationAttributes(myMembers[i]);
if (myAttributes.Length > 0)
{
Relation rel = myAttributes[0];
if ((rel.AutoLoad == false) && autoload)
{
continue;
}
bool isArray = false;
Type remoteType;
DataObject[] elements;
string local = rel.LocalField;
string remote = rel.RemoteField;
if (myMembers[i] is PropertyInfo)
{
remoteType = ((PropertyInfo)myMembers[i]).PropertyType;
}
else
{
remoteType = ((FieldInfo)myMembers[i]).FieldType;
}
if (remoteType.HasElementType)
{
remoteType = remoteType.GetElementType();
isArray = true;
}
PropertyInfo prop = dataObjectType.GetProperty(local);
FieldInfo field = dataObjectType.GetField(local);
object val = 0;
if (prop != null)
{
val = prop.GetValue(dataObject, null);
}
if (field != null)
{
val = field.GetValue(dataObject);
}
if (val != null && val.ToString() != string.Empty)
{
if (DataObject.GetPreCachedFlag(remoteType))
{
elements = new DataObject[1];
elements[0] = FindObjectByKeyImpl(remoteType, val);
}
else
{
elements = SelectObjectsImpl(remoteType, remote + " = '" + Escape(val.ToString()) + "'", IsolationLevel.DEFAULT);
}
if ((elements != null) && (elements.Length > 0))
{
if (isArray)
{
if (myMembers[i] is PropertyInfo)
{
((PropertyInfo)myMembers[i]).SetValue(dataObject, elements, null);
}
if (myMembers[i] is FieldInfo)
{
var currentField = (FieldInfo)myMembers[i];
ConstructorInfo constructor;
if (!ConstructorByFieldType.TryGetValue(currentField.FieldType, out constructor))
{
constructor = currentField.FieldType.GetConstructor(new[] { typeof(int) });
ConstructorByFieldType[currentField.FieldType] = constructor;
}
object elementHolder = constructor.Invoke(new object[] { elements.Length });
var elementArray = (object[])elementHolder;
for (int m = 0; m < elementArray.Length; m++)
{
elementArray[m] = elements[m];
}
currentField.SetValue(dataObject, elementArray);
}
}
else
{
if (myMembers[i] is PropertyInfo)
{
((PropertyInfo)myMembers[i]).SetValue(dataObject, elements[0], null);
}
if (myMembers[i] is FieldInfo)
{
((FieldInfo)myMembers[i]).SetValue(dataObject, elements[0]);
}
}
}
}
}
}
}
catch (Exception e)
{
throw new DatabaseException("Resolving Relations for " + dataObject.TableName + " failed!", e);
}
}
public void SaveObject(DataObject Object)
{
CharactersDB.SaveObject(Object);
}
