private APGenTable[] GetAllTables(APGenBusinessModelSection businessModel)
{
APGenTable[] tables = new APGenTable[businessModel.Tables.Count];
businessModel.Tables.CopyTo(tables, 0);
return tables;
}
/// <summary>
/// Synchronize database.
/// </summary>
/// <param name="businessModel">Business model.</param>
public override void Sync(APGenBusinessModelSection businessModel)
{
using (APDatabase db = new APDatabase(this))
{
try
{
db.BeginTrans();
foreach (APGenTable table in GetAllTables(businessModel))
{
_setScanTable(table.TableName);
DbCommand dbCmd = db.CreateSqlCommand("select table_name from user_tables where temporary = 'N' and table_name = '{0}'", table.TableName.ToUpper());
object id = dbCmd.ExecuteScalar();
if (id == null)
CreateTable(db, table);
else
ModifyTable(db, table);
}
SyncSequence(db, businessModel);
db.Commit();
}
catch(Exception ex)
{
db.Rollback();
throw new ProviderException(String.Format("Table: {0}, Column: {1}", scanTableName, scanColumnName), ex);
}
}
}
//static string currentIdNewIdProc = "ap_Query_NewId";
private APGenTable[] GetAllTables(APGenBusinessModelSection businessModel)
{
// CurrentId table also include in.
APGenTable tableCurrentId = new APGenTable() { Name = currentIdTable, TableName = currentIdTable };
tableCurrentId.Columns.Add(new APGenColumn() { Name = currentIdName, ColumnName = currentIdName, PrimaryKey = true, IsNullable = false, DBType = DbType.String, DataLength = 512 });
tableCurrentId.Columns.Add(new APGenColumn() { Name = currentIdValue, ColumnName = currentIdValue, IsNullable = false, DBType = DbType.Int64 });
APGenTable[] tables = new APGenTable[businessModel.Tables.Count + 1];
tables[0] = tableCurrentId;
businessModel.Tables.CopyTo(tables, 1);
return tables;
}
/// <summary>
/// Synchronize database.
/// </summary>
/// <param name="businessModel">Business model.</param>
public override void Sync(APGenBusinessModelSection businessModel)
{
using (APDatabase db = new APDatabase(this))
{
try
{
db.BeginTrans();
foreach (APGenTable table in GetAllTables(businessModel))
{
_setScanTable(table.TableName);
DbCommand dbCmd = db.CreateSqlCommand("select id from sysobjects where type = 'U' and name = '{0}'", table.TableName);
object id = dbCmd.ExecuteScalar();
if (id == null)
CreateTable(db, table);
else
ModifyTable(db, table);
}
SyncCurrentId(db, businessModel);
//_createCurrentIdProc(db);
db.Commit();
}
catch (Exception ex)
{
db.Rollback();
throw new ProviderException(String.Format("Table: {0}, Column: {1}", scanTableName, scanColumnName), ex);
}
}
}
private void SyncCurrentId(APDatabase db, APGenBusinessModelSection businessModel)
{
List<string> tcnames = new List<string>();
DbCommand dbCmd = db.CreateSqlCommand("select {1} from {0}", currentIdTable, currentIdName);
using (IDataReader reader = dbCmd.ExecuteReader())
{
while (reader.Read())
{
tcnames.Add(reader.GetString(0));
}
}
foreach (APGenTable table in businessModel.Tables)
{
foreach (APGenColumn column in table.Columns)
{
if (column.IdentityType == APColumnIdentityType.Provider
&& businessModel.CanIdentityRelyOnProvider(column)
&& column.ParsedType != typeof(Guid))
{
string tcname = table.TableName + "." + column.ColumnName;
if (!tcnames.Contains(tcname))
{
dbCmd = db.CreateSqlCommand("insert into {0} ({1}, {2}) values ('{3}', '{4}')",
currentIdTable, currentIdName, currentIdValue,
tcname, column.ProviderIdentityBase);
dbCmd.ExecuteNonQuery();
}
}
}
}
}
private void SyncSequence(APDatabase db, APGenBusinessModelSection businessModel)
{
List<string> seqnames = new List<string>();
DbCommand dbCmd = db.CreateSqlCommand("select sequence_name from user_sequences");
using (IDataReader reader = dbCmd.ExecuteReader())
{
while (reader.Read())
{
seqnames.Add(reader.GetString(0));
}
}
foreach (APGenTable table in businessModel.Tables)
{
foreach (APGenColumn column in table.Columns)
{
if (column.IdentityType == APColumnIdentityType.Provider
&& businessModel.CanIdentityRelyOnProvider(column)
&& column.ParsedType != typeof(Guid))
{
string seqname = SEQ_name(table.TableName, column.ColumnName).ToUpper();
if (!seqnames.Contains(seqname))
{
dbCmd = db.CreateSqlCommand("create sequence {0} increment by 1 start with {1} nomaxvalue nocycle nocache",
seqname, column.ProviderIdentityBase);
dbCmd.ExecuteNonQuery();
}
}
}
}
}
/// <summary> /// Synchronize database. /// </summary> /// <param name="businessModel">Business model.</param> public abstract void Sync(APGenBusinessModelSection businessModel);
