JdbcConverterFactory


1   
2   /*
3    * Copyright (c) 1998 - 2005 Versant Corporation
4    * All rights reserved. This program and the accompanying materials
5    * are made available under the terms of the Eclipse Public License v1.0
6    * which accompanies this distribution, and is available at
7    * http://www.eclipse.org/legal/epl-v10.html
8    *
9    * Contributors:
10   * Versant Corporation - initial API and implementation
11   */
12  package com.versant.core.jdbc;
13  
14  import com.versant.core.jdbc.metadata.JdbcColumn;
15  
16  /**
17   * This is a factory for JdbcConverters.
18   * @see JdbcConverter
19   * @keep-all
20   */
21  public interface JdbcConverterFactory {
22  
23      /**
24       * Create a javabean to hold args for a createJdbcConverter call or null
25       * if the converter does not accept any arguments.
26       */
27      public Object   createArgsBean();
28  
29      /**
30       * Create a converter for col using args as parameters. Return null if
31       * no converter is required.
32       * @param col The column the converter is for
33       * @param args The args bean or null if none
34       * @param jdbcTypeRegistry The JDBC type registry for looking up factories
35       *        for JDBC types (for nested converters)
36       * @exception IllegalArgumentException if any params are invalid
37       */
38      public JdbcConverter createJdbcConverter(JdbcColumn col, Object   args,
39              JdbcTypeRegistry jdbcTypeRegistry) throws IllegalArgumentException  ;
40  
41  }
42  
43

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