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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  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  package org.apache.commons.beanutils.converters;
18  
19  import java.sql.Timestamp;
20  import java.text.DateFormat;
21  import java.util.Locale;
22  import java.util.TimeZone;
23  
24  /**
25   * {@link DateTimeConverter} implementation that handles conversion to
26   * and from <b>java.sql.Timestamp</b> objects.
27   * <p>
28   * This implementation can be configured to handle conversion either
29   * by using java.sql.Timestamp's default String conversion, or by using a
30   * Locale's default format or by specifying a set of format patterns.
31   * See the {@link DateTimeConverter} documentation for further details.
32   * <p>
33   * Can be configured to either return a <i>default value</i> or throw a
34   * <code>ConversionException</code> if a conversion error occurs.
35   *
36   * @author Craig R. McClanahan
37   * @version $Revision: 690380 $ $Date: 2008-08-29 16:04:38 -0400 (Fri, 29 Aug 2008) $
38   * @since 1.3
39   */
40  public final class SqlTimestampConverter extends DateTimeConverter {
41  
42      /**
43       * Construct a <b>java.sql.Timestamp</b> <i>Converter</i> that throws
44       * a <code>ConversionException</code> if an error occurs.
45       */
46      public SqlTimestampConverter() {
47          super();
48      }
49  
50      /**
51       * Construct a <b>java.sql.Timestamp</b> <i>Converter</i> that returns
52       * a default value if an error occurs.
53       *
54       * @param defaultValue The default value to be returned
55       * if the value to be converted is missing or an error
56       * occurs converting the value.
57       */
58      public SqlTimestampConverter(Object defaultValue) {
59          super(defaultValue);
60      }
61  
62      /**
63       * Return the default type this <code>Converter</code> handles.
64       *
65       * @return The default type this <code>Converter</code> handles.
66       * @since 1.8.0
67       */
68      protected Class getDefaultType() {
69          return Timestamp.class;
70      }
71  
72      /**
73       * Return a <code>DateFormat<code> for the Locale.
74       * @param locale TODO
75       * @param timeZone TODO
76       *
77       * @return The DateFormat.
78       * @since 1.8.0
79       */
80      protected DateFormat getFormat(Locale locale, TimeZone timeZone) {
81          DateFormat format = null;
82          if (locale == null) {
83              format = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT);
84          } else {
85              format = DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT, locale);
86          }
87          if (timeZone != null) {
88              format.setTimeZone(timeZone);
89          }
90          return format;
91      }
92  }