SqlSelectMNStatement


1   package org.apache.ojb.broker.accesslayer.sql;
2   
3   /* Copyright 2002-2005 The Apache Software Foundation
4    *
5    * Licensed under the Apache License, Version 2.0 (the "License");
6    * you may not use this file except in compliance with the License.
7    * You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  import org.apache.ojb.broker.util.logging.Logger;
19  
20  /**
21   * Model a SELECT Statement for M:N indirection table
22   *
23   * @author <a HREF="mailto:jbraeuchi@hotmail.com">Jakob Braeuchi</a>
24   * @version $Id: SqlSelectMNStatement.java,v 1.6.2.1 2005/12/21 22:23:44 tomdz Exp $
25   */
26  public class SqlSelectMNStatement extends SqlMNStatement
27  {
28      private String  [] m_selectColumns;
29  
30      /**
31       * Constructor for SqlSelectMNStatement.
32       * @param table
33       * @param columns
34       */
35      public SqlSelectMNStatement(String   table, String  [] selectColumns, String  [] columns, Logger logger)
36      {
37          super(table, columns, logger);
38          m_selectColumns = selectColumns;
39      }
40  
41      /**
42       * @see org.apache.ojb.broker.accesslayer.sql.SqlStatement#getStatement()
43       */
44      public String   getStatement()
45      {
46          StringBuffer   stmt = new StringBuffer  (1024);
47  
48          stmt.append("SELECT ");
49          appendListOfColumns(m_selectColumns,stmt);
50          stmt.append(" FROM ");
51          appendTable(getTable(), stmt);
52          appendWhereClause(stmt, getColumns());
53  
54          return stmt.toString();
55      }
56  }
57
A to Z: JavaDoc & Examples Daily Java News & Articles Open Source Projects Open Source Codes Free Computer Books Remove Frame
Popular Tags