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.dbutils.handlers;
18
19 import java.sql.ResultSet;
20 import java.sql.SQLException;
21
22 import org.apache.commons.dbutils.RowProcessor;
23
24 /**
25 * <code>ResultSetHandler</code> implementation that converts the
26 * <code>ResultSet</code> into a <code>List</code> of <code>Object[]</code>s.
27 * This class is thread safe.
28 *
29 * @see org.apache.commons.dbutils.ResultSetHandler
30 */
31 public class ArrayListHandler extends AbstractListHandler<Object[]> {
32
33 /**
34 * The RowProcessor implementation to use when converting rows
35 * into Object[]s.
36 */
37 private final RowProcessor convert;
38
39 /**
40 * Creates a new instance of ArrayListHandler using a
41 * <code>BasicRowProcessor</code> for conversions.
42 */
43 public ArrayListHandler() {
44 this(ArrayHandler.ROW_PROCESSOR);
45 }
46
47 /**
48 * Creates a new instance of ArrayListHandler.
49 *
50 * @param convert The <code>RowProcessor</code> implementation
51 * to use when converting rows into Object[]s.
52 */
53 public ArrayListHandler(RowProcessor convert) {
54 super();
55 this.convert = convert;
56 }
57
58
59 /**
60 * Convert row's columns into an <code>Object[]</code>.
61 * @param rs <code>ResultSet</code> to process.
62 * @return <code>Object[]</code>, never <code>null</code>.
63 *
64 * @throws SQLException if a database access error occurs
65 * @see org.apache.commons.dbutils.handlers.AbstractListHandler#handle(ResultSet)
66 */
67 protected Object[] handleRow(ResultSet rs) throws SQLException {
68 return this.convert.toArray(rs);
69 }
70
71 }