ParameterizedRowMapper


1   /*
2    * Copyright 2002-2005 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    *      http://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  
17  package org.springframework.jdbc.core.simple;
18  
19  import java.sql.ResultSet  ;
20  import java.sql.SQLException  ;
21  
22  import org.springframework.jdbc.core.RowMapper;
23  
24  /**
25   * Extension of the {@link org.springframework.jdbc.core.RowMapper} interface,
26   * adding type parameterization. Uses Java 5 covariant return types to override
27   * the return type of the {@link #mapRow} method to be the type parameter
28   * <code>T</code>.
29   *
30   * @author Rob Harrop
31   * @since 2.0
32   * @see org.springframework.jdbc.core.simple.SimpleJdbcOperations
33   */
34  public interface ParameterizedRowMapper<T> extends RowMapper {
35  
36      /**
37       * Implementations should return the object representation of
38       * the current row in the supplied {@link ResultSet}.
39       * @see org.springframework.jdbc.core.RowMapper#mapRow
40       */
41      T mapRow(ResultSet   rs, int rowNum) throws SQLException  ;
42  
43  }
44

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