protected internal virtual DbBulkOperation performBulkOperationPreserveOrder(Type entityType, string statement, object parameter, DbOperationType operationType)
{
DbBulkOperation bulkOperation = createDbBulkOperation(entityType, statement, parameter, operationType);
// schedule operation
dbOperationManager.addOperationPreserveOrder(bulkOperation);
return(bulkOperation);
}
protected internal override void updateBulk(DbBulkOperation operation)
{
string statement = operation.Statement;
object parameter = operation.Parameter;
LOG.executeDatabaseBulkOperation("UPDATE", statement, parameter);
executeUpdate(statement, parameter);
}
protected internal override void deleteBulk(DbBulkOperation operation)
{
string statement = operation.Statement;
object parameter = operation.Parameter;
LOG.executeDatabaseBulkOperation("DELETE", statement, parameter);
int rowsAffected = executeDelete(statement, parameter);
operation.RowsAffected = rowsAffected;
}
private DbBulkOperation createDbBulkOperation(Type entityType, string statement, object parameter, DbOperationType operationType)
{
// create operation
DbBulkOperation bulkOperation = new DbBulkOperation();
// configure operation
bulkOperation.OperationType = operationType;
bulkOperation.EntityType = entityType;
bulkOperation.Statement = statement;
bulkOperation.Parameter = parameter;
return(bulkOperation);
}
private DatabasePurgeReport purgeDatabase(CommandContext commandContext)
{
DbEntityManager dbEntityManager = commandContext.DbEntityManager;
// For MySQL and MariaDB we have to disable foreign key check,
// to delete the table data as bulk operation (execution, incident etc.)
// The flag will be reset by the DBEntityManager after flush.
dbEntityManager.IgnoreForeignKeysForNextFlush = true;
IList <string> tablesNames = dbEntityManager.TableNamesPresentInDatabase;
string databaseTablePrefix = commandContext.ProcessEngineConfiguration.DatabaseTablePrefix.Trim();
// for each table
DatabasePurgeReport databasePurgeReport = new DatabasePurgeReport();
foreach (string tableName in tablesNames)
{
string tableNameWithoutPrefix = tableName.Replace(databaseTablePrefix, EMPTY_STRING);
if (!TABLENAMES_EXCLUDED_FROM_DB_CLEAN_CHECK.Contains(tableNameWithoutPrefix))
{
// Check if table contains data
IDictionary <string, string> param = new Dictionary <string, string>();
param[TABLE_NAME] = tableName;
long?count = (long?)dbEntityManager.selectOne(SELECT_TABLE_COUNT, param);
if (count > 0)
{
databasePurgeReport.addPurgeInformation(tableName, count);
// Get corresponding entity classes for the table, which contains data
IList <Type> entities = commandContext.TableDataManager.getEntities(tableName);
if (entities.Count == 0)
{
//JAVA TO C# CONVERTER WARNING: The .NET Type.FullName property will not always yield results identical to the Java Class.getName method:
throw new ProcessEngineException("No mapped implementation of " + typeof(DbEntity).FullName + " was found for: " + tableName);
}
// Delete the table data as bulk operation with the first entity
Type entity = entities[0];
DbBulkOperation deleteBulkOp = new DbBulkOperation(DbOperationType.DELETE_BULK, entity, DELETE_TABLE_DATA, param);
dbEntityManager.DbOperationManager.addOperation(deleteBulkOp);
}
}
}
return(databasePurgeReport);
}
protected internal abstract void UpdateBulk(DbBulkOperation operation);
