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1   /*
2    *    Copyright 2009-2023 the original author or authors.
3    *
4    *    Licensed under the Apache License, Version 2.0 (the "License");
5    *    you may not use this file except in compliance with the License.
6    *    You may obtain a copy of the License at
7    *
8    *       https://www.apache.org/licenses/LICENSE-2.0
9    *
10   *    Unless required by applicable law or agreed to in writing, software
11   *    distributed under the License is distributed on an "AS IS" BASIS,
12   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *    See the License for the specific language governing permissions and
14   *    limitations under the License.
15   */
16  package org.apache.ibatis.type;
17  
18  import java.sql.CallableStatement;
19  import java.sql.PreparedStatement;
20  import java.sql.ResultSet;
21  import java.sql.SQLException;
22  
23  /**
24   * @author Clinton Begin
25   */
26  public class LongTypeHandler extends BaseTypeHandler<Long> {
27  
28    @Override
29    public void setNonNullParameter(PreparedStatement ps, int i, Long parameter, JdbcType jdbcType) throws SQLException {
30      ps.setLong(i, parameter);
31    }
32  
33    @Override
34    public Long getNullableResult(ResultSet rs, String columnName) throws SQLException {
35      long result = rs.getLong(columnName);
36      return result == 0 && rs.wasNull() ? null : result;
37    }
38  
39    @Override
40    public Long getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
41      long result = rs.getLong(columnIndex);
42      return result == 0 && rs.wasNull() ? null : result;
43    }
44  
45    @Override
46    public Long getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
47      long result = cs.getLong(columnIndex);
48      return result == 0 && cs.wasNull() ? null : result;
49    }
50  }