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Java > Open Source Codes > org > apache > derby > iapi > jdbc > BrokeredStatementControl


1 /*
2
3    Derby - Class org.apache.derby.iapi.jdbc.BrokeredStatementControl
4
5    Licensed to the Apache Software Foundation (ASF) under one or more
6    contributor license agreements. See the NOTICE file distributed with
7    this work for additional information regarding copyright ownership.
8    The ASF licenses this file to you under the Apache License, Version 2.0
9    (the "License"); you may not use this file except in compliance with
10    the License. You may obtain a copy of the License at
11
12       http://www.apache.org/licenses/LICENSE-2.0
13
14    Unless required by applicable law or agreed to in writing, software
15    distributed under the License is distributed on an "AS IS" BASIS,
16    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17    See the License for the specific language governing permissions and
18    limitations under the License.
19
20  */
21
22 package org.apache.derby.iapi.jdbc;
23
24 import java.sql.*;
25
26 /**
27     Provides control over a BrokeredStatement, BrokeredPreparedStatement or BrokeredCallableStatement
28 */
29 public interface BrokeredStatementControl
30 {
31     /**
32         Can cursors be held across commits.
33         Returns the holdability that should be
34         used which may be different from the passed
35         in holdabilty.
36     */
37     public int checkHoldCursors(int holdability) throws SQLException;
38
39     /**
40         Return the real JDBC statement for the brokered statement
41         when this is controlling a Statement.
42     */
43     public Statement getRealStatement() throws SQLException;
44
45     /**
46         Return the real JDBC PreparedStatement for the brokered statement
47         when this is controlling a PreparedStatement.
48     */
49     public PreparedStatement getRealPreparedStatement() throws SQLException;
50
51
52     /**
53         Return the real JDBC CallableStatement for the brokered statement
54         when this is controlling a CallableStatement.
55     */
56     public CallableStatement getRealCallableStatement() throws SQLException;
57
58     /**
59         Optionally wrap a returned ResultSet in another ResultSet.
60         @param s Statement that created the ResultSet.
61     */
62     public ResultSet wrapResultSet(Statement s, ResultSet rs);
63 }
64
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