//dataset is all data...
public string[] Update(DataSet dataSet, string sTable, bool isReplaceCmd, string replaceCmd, int state, string tableName)
{
_updateDataSet = dataSet;
_updateTable = sTable;
List<string> sqlSentences = new List<string>();
OpenConn();
_needSyncFVs = false;
if (replaceCmd != null && replaceCmd.Length != 0)
this.SelectCmd.CommandText = replaceCmd;
DataTable dataTable = dataSet.Tables[sTable];
DataTable addedTable = dataTable.GetChanges(DataRowState.Added);
DataTable modifiedTable = dataTable.GetChanges(DataRowState.Modified);
DataTable deletedTable = dataTable.GetChanges(DataRowState.Deleted);
if (addedTable == null && modifiedTable == null && deletedTable == null) return sqlSentences.ToArray();
DataTable schema = new DataTable();
if (!isReplaceCmd)
{
schema = GetSchema();
}
// Get the updatecomp's infotranscations.
List<IInfoTransaction> infoTransactions = GetInfoTransactions();
OnBeforeApply(new UpdateComponentBeforeApplyEventArgs());
List<IAutoNumber> autoNumbersList = null;
KeyItems keysList = this.SelectCmd.KeyFields;
ClientType type = DBUtils.GetDatabaseType(conn);
OdbcDBType odbcType = DBUtils.GetOdbcDatabaseType(conn);
#region Deleted.
if (deletedTable != null && (state == 0 || state == 1))
{
foreach (DataRow row in deletedTable.Rows)
{
// Set the currect row.
_currentRow = row;
// 替换Command的SQL
if (isReplaceCmd)
{
schema = GetSchema(isReplaceCmd, row, true);
}
OnBeforeDelete(new UpdateComponentBeforeDeleteEventArgs());
// Sync setfieldvalues
if (_needSyncFVs)
{
SetFieldValueSynchronizer syncer = new SetFieldValueSynchronizer(dataTable, row, schema, _syncFieldValues);
if (type == ClientType.ctOracle)
{
syncer.SyncOracle();
}
else
{
syncer.Sync();
}
}
_syncFieldValues.Clear();
SQLBuilder builder = new SQLBuilder(this, row, schema);
String deleteSQL = "";
String writeBackSQLWherePart = "";
if (type == ClientType.ctMsSql)
{
deleteSQL = builder.GetDeleteSQL();
writeBackSQLWherePart = builder.GetWriteBackSQLWherePart();
}
else if (type == ClientType.ctOleDB)
{
deleteSQL = builder.GetDeleteSybase(tableName);
writeBackSQLWherePart = builder.GetWriteBackSybaseWherePart();
}
else if (type == ClientType.ctOracle)
{
deleteSQL = builder.GetDeleteOracle();
writeBackSQLWherePart = builder.GetWriteBackOracleWherePart();
}
else if (type == ClientType.ctODBC)
{
deleteSQL = builder.GetDeleteOdbc(tableName, odbcType);
writeBackSQLWherePart = builder.GetWriteBackOdbcWherePart(odbcType);
}
else if (type == ClientType.ctMySql)
{
deleteSQL = builder.GetDeleteMySql();
writeBackSQLWherePart = builder.GetWriteBackMySqlWherePart();
}
else if (type == ClientType.ctInformix)
{
deleteSQL = builder.GetDeleteInformix(tableName);
writeBackSQLWherePart = builder.GetWriteBackInformixWherePart();
}
IDbCommand deleteCommand = conn.CreateCommand();
deleteCommand.CommandText = deleteSQL;
if (trans != null)
{
deleteCommand.Transaction = trans;
}
sqlSentences.Add(deleteSQL);
if (_logInfo != null)
{
_logInfo.Log(row, schema, conn, trans, keysList);
}
try
{
Int32 i = deleteCommand.ExecuteNonQuery();
if (RowAffectsCheck)
{
if (i > 1)
{
String message = SysMsg.GetSystemMessage(((DataModule)this.OwnerComp).Language, "Srvtools", "UpdateComponent", "msg_AffectedMultiRows");
throw new ArgumentException(message);
}
else if (i == 0)
{
String message = SysMsg.GetSystemMessage(((DataModule)this.OwnerComp).Language, "Srvtools", "UpdateComponent", "msg_AffectedNotRows");
throw new ArgumentException(message);
}
}
}
catch (Exception e)
{
throw e;
}
if (infoTransactions != null && infoTransactions.Count != 0)
{
foreach (InfoTransaction iT in infoTransactions)
{
if (iT.Update(row, schema, writeBackSQLWherePart, conn, sqlSentences, trans) == true)
continue;
else
throw new Exception();
}
}
OnAfterDelete(new UpdateComponentAfterDeleteEventArgs());
}
}
#endregion
#region Modified.
if (modifiedTable != null && (state == 0 || state == 2))
{
foreach (DataRow row in modifiedTable.Rows)
{
// Set the currect row.
_currentRow = row;
// 替换Command的SQL
if (isReplaceCmd)
{
schema = GetSchema(isReplaceCmd, row);
}
OnBeforeModify(new UpdateComponentBeforeModifyEventArgs());
// Sync setfieldvalues
if (_needSyncFVs)
{
SetFieldValueSynchronizer syncer = new SetFieldValueSynchronizer(dataTable, row, schema, _syncFieldValues);
if (type == ClientType.ctOracle)
{
syncer.SyncOracle();
}
else
{
syncer.Sync();
}
}
_syncFieldValues.Clear();
SQLBuilder builder = new SQLBuilder(this, row, schema);
String updateSQL = "";
String writeBackSQLWherePart = "";
IDbCommand updateCommand = conn.CreateCommand();
if (trans != null)
{
updateCommand.Transaction = trans;
}
if (type == ClientType.ctMsSql)
{
updateSQL = builder.GetUpdateSQL();
writeBackSQLWherePart = builder.GetWriteBackSQLWherePart();
}
else if (type == ClientType.ctOleDB)
{
updateSQL = builder.GetUpdateSybase(tableName, updateCommand);
writeBackSQLWherePart = builder.GetWriteBackSybaseWherePart();
}
else if (type == ClientType.ctOracle)
{
updateSQL = builder.GetUpdateOracle(updateCommand);
writeBackSQLWherePart = builder.GetWriteBackOracleWherePart();
}
else if (type == ClientType.ctODBC)
{
updateSQL = builder.GetUpdateOdbc(tableName, odbcType);
writeBackSQLWherePart = builder.GetWriteBackOdbcWherePart(odbcType);
}
else if (type == ClientType.ctMySql)
{
updateSQL = builder.GetUpdateMySql(updateCommand);
writeBackSQLWherePart = builder.GetWriteBackMySqlWherePart();
}
else if (type == ClientType.ctInformix)
{
updateSQL = builder.GetUpdateInformix(tableName);
writeBackSQLWherePart = builder.GetWriteBackInformixWherePart();
}
updateCommand.CommandText = updateSQL;
if (updateSQL == null || updateSQL.Length == 0)
{
// throw new Exception();
continue;
}
sqlSentences.Add(updateSQL);
if (_logInfo != null)
{
_logInfo.Log(row, schema, conn, trans, keysList);
}
try
{
Int32 i = updateCommand.ExecuteNonQuery();
if (RowAffectsCheck)
{
if (i > 1)
{
String message = SysMsg.GetSystemMessage(((DataModule)this.OwnerComp).Language, "Srvtools", "UpdateComponent", "msg_AffectedMultiRows");
throw new ArgumentException(message);
}
else if (i == 0)
{
String message = SysMsg.GetSystemMessage(((DataModule)this.OwnerComp).Language, "Srvtools", "UpdateComponent", "msg_AffectedNotRows");
throw new ArgumentException(message);
}
}
}
catch (Exception e)
{
throw e;
}
if (infoTransactions != null && infoTransactions.Count != 0)
{
foreach (InfoTransaction iT in infoTransactions)
{
if (iT.Update(row, schema, writeBackSQLWherePart, conn, sqlSentences, trans) == true)
continue;
else
throw new Exception();
}
}
OnAfterModify(new UpdateComponentAfterModifyEventArgs());
}
}
#endregion
#region Added.
if (addedTable != null && (state == 0 || state == 2))
{
foreach (DataRow row in addedTable.Rows)
{
// Set the currect row.
_currentRow = row;
autoNumbersList = GetAutoNumbersList(true);
// 替换Command的SQL
if (isReplaceCmd)
{
schema = GetSchema(isReplaceCmd, row);
}
// UpdateComponent.ServerModify和InfoDataSet.ServerModify、InfoNavigator.AutoApply配合使用。
// if (_serverModify)
// {
AutoNumberSynchronizer autoNumberSync = new AutoNumberSynchronizer(dataTable, row, schema, autoNumbersList);
if (type == ClientType.ctOracle)
{
autoNumberSync.SyncOracle();
}
else if (type == ClientType.ctMySql)
{
autoNumberSync.SyncMySql();
}
else
{
autoNumberSync.Sync();
}
OnBeforeInsert(new UpdateComponentBeforeInsertEventArgs());
// Sync setfieldvalues
if (_needSyncFVs)
{
SetFieldValueSynchronizer syncer = new SetFieldValueSynchronizer(dataTable, row, schema, _syncFieldValues);
if (type == ClientType.ctOracle)
{
syncer.SyncOracle();
}
else
{
syncer.Sync();
}
}
_syncFieldValues.Clear();
SQLBuilder builder = new SQLBuilder(this, row, schema);
String insertSQL = "";
String writeBackSQLWherePart = "";
IDbCommand insertCommand = conn.CreateCommand();
if (trans != null)
{
insertCommand.Transaction = trans;
}
if (type == ClientType.ctMsSql)
{
insertSQL = builder.GetInsertSQL();
writeBackSQLWherePart = builder.GetWriteBackSQLWherePart();
}
else if (type == ClientType.ctOleDB)
{
insertSQL = builder.GetInsertSybase(tableName, insertCommand);
writeBackSQLWherePart = builder.GetWriteBackSybaseWherePart();
}
else if (type == ClientType.ctOracle)
{
insertSQL = builder.GetInsertOracle(insertCommand);
writeBackSQLWherePart = builder.GetWriteBackOracleWherePart();
}
else if (type == ClientType.ctODBC)
{
insertSQL = builder.GetInsertOdbc(tableName, odbcType);
writeBackSQLWherePart = builder.GetWriteBackOdbcWherePart(odbcType);
}
else if (type == ClientType.ctMySql)
{
insertSQL = builder.GetInsertMySql(insertCommand);
writeBackSQLWherePart = builder.GetWriteBackMySqlWherePart();
}
else if (type == ClientType.ctInformix)
{
insertSQL = builder.GetInsertInformix(tableName);
writeBackSQLWherePart = builder.GetWriteBackInformixWherePart();
}
insertCommand.CommandText = insertSQL;
sqlSentences.Add(insertSQL);
// Log
if (_logInfo != null)
{
_logInfo.Log(row, schema, conn, trans, keysList);
}
try
{
Int32 i = insertCommand.ExecuteNonQuery();
if (RowAffectsCheck)
{
if (i > 1)
{
//Object[] clientInfos = ((DataModule)OwnerComp).ClientInfo;
String message = SysMsg.GetSystemMessage(((DataModule)this.OwnerComp).Language, "Srvtools", "UpdateComponent", "msg_AffectedMultiRows");
throw new ArgumentException(message);
}
else if (i == 0)
{
//Object[] clientInfos = ((DataModule)OwnerComp).ClientInfo;
String message = SysMsg.GetSystemMessage(((DataModule)this.OwnerComp).Language, "Srvtools", "UpdateComponent", "msg_AffectedNotRows");
throw new ArgumentException(message);
}
}
}
catch (Exception e)
{
throw e;
}
if (infoTransactions != null && infoTransactions.Count != 0)
{
foreach (InfoTransaction iT in infoTransactions)
{
if (iT.Update(row, schema, writeBackSQLWherePart, conn, sqlSentences, trans) == true)
continue;
else
throw new Exception();
}
}
OnAfterInsert(new UpdateComponentAfterInsertEventArgs());
//String tableName = schema.Rows[0]["BaseTableName"].ToString(); ;
//DataRow identityRow = GetIdentityRow(tableName, writeBackSQLWherePart);
//if (identityRow != null)
//{
// IdentitySynchronizer identitySync = new IdentitySynchronizer(dataTable, row, schema, identityRow);
// identitySync.Sync();
//}
}
}
#endregion
OnAfterApply(new UpdateComponentAfterApplyEventArgs());
return sqlSentences.ToArray();
}
public void IdentitySync(DataSet dataSet, String sTable, String realTableName)
{
DataSet insertedDS = dataSet.GetChanges(DataRowState.Added);
if (insertedDS == null || insertedDS.Tables.Count == 0 || insertedDS.Tables[0].Rows.Count == 0)
{
return;
}
DataTable schema = GetSchema();
String tableName = String.Empty;
if (!String.IsNullOrEmpty(realTableName))
{
tableName = realTableName;
}
else
{
//DataTable schema = GenerateSchema();
tableName = schema.Rows[0]["BaseTableName"].ToString();
//给表加上owner by Rei
String schemaName = schema.Rows[0]["BaseSchemaName"].ToString();
if (schemaName != null && schemaName != "")
tableName = schemaName + "." + tableName;
}
DataTable dataTable = dataSet.Tables[sTable];
ClientType type = DBUtils.GetDatabaseType(conn);
string origiantable = DBUtils.GetTableName(SelectCmd.CommandText, true);
foreach (DataRow r in insertedDS.Tables[0].Rows)
{
string wherePart = "";
DataRow identityRow = null;
if (ServerModifyGetMax)
{
KeyItems keys = SelectCmd.KeyFields;
string columnName = "";
if (keys == null || keys.Count == 0)
columnName = dataTable.Columns[0].ColumnName;
else
columnName = ((KeyItem)keys[0]).KeyName;
wherePart = origiantable + "." + DBUtils.QuoteWords(columnName, type) + " in " + "(select max("
+ DBUtils.QuoteWords(columnName, type) + ") from " + DBUtils.QuoteWords(tableName, type) + ")";
}
else
{
SQLBuilder builder = new SQLBuilder(this, r, schema);
if (this.SelectCmd != null)
{
if (this.conn != null)
{
if (type == ClientType.ctOracle)
{
wherePart = builder.GetIdenSelectOracleWherePart();
}
else if (type == ClientType.ctOleDB)
{
wherePart = builder.GetIdenSelectSybaseWherePart();
}
else
{
wherePart = builder.GetIdenSelectSQLWherePart();
}
}
}
}
if (wherePart == null || wherePart.Length == 0)
continue;
identityRow = GetIdentityRow(tableName, wherePart);
if (identityRow != null)
{
IdentitySynchronizer identitySync = new IdentitySynchronizer(dataTable, r, schema, identityRow);
identitySync.Sync();
}
}
}
