| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.empire.db; |
| |
| import java.sql.Connection; |
| |
| import org.apache.empire.db.context.DBRollbackHandler; |
| import org.apache.empire.dbms.DBMSHandler; |
| |
| /** |
| * DBContext |
| * A context is required for every database operation |
| * @author rainer |
| */ |
| public interface DBContext |
| { |
| DBMSHandler getDbms(); |
| |
| Connection getConnection(); |
| |
| DBUtils getUtils(); |
| |
| DBCommand createCommand(); |
| |
| int executeSQL(String sqlCmd, Object[] sqlParams); |
| |
| int executeInsert(DBCommand cmd); |
| |
| int executeInsertInto(DBTable table, DBCommand cmd); |
| |
| int executeUpdate(DBCommand cmd); |
| |
| int executeDelete(DBTable from, DBCommand cmd); |
| |
| void commit(); |
| |
| void rollback(); |
| |
| boolean isRollbackHandlingEnabled(); |
| |
| void appendRollbackHandler(DBRollbackHandler handler); |
| |
| void removeRollbackHandler(DBObject object); |
| |
| void discard(); |
| } |