| 1 | /* |
| 2 | * Copyright 2006-2007 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.batch.item.database.support; |
| 18 | |
| 19 | import java.sql.PreparedStatement; |
| 20 | import java.sql.SQLException; |
| 21 | import java.util.Map; |
| 22 | |
| 23 | import org.springframework.batch.item.database.ItemPreparedStatementSetter; |
| 24 | import org.springframework.jdbc.core.ColumnMapRowMapper; |
| 25 | import org.springframework.jdbc.core.SqlTypeValue; |
| 26 | import org.springframework.jdbc.core.StatementCreatorUtils; |
| 27 | import org.springframework.util.Assert; |
| 28 | |
| 29 | /** |
| 30 | * </p>Implementation of the {@link ItemPreparedStatementSetter} interface that assumes all |
| 31 | * keys are contained within a {@link Map} with the column name as the key. It assumes nothing |
| 32 | * about ordering, and assumes that the order the entry set can be iterated over is the same as |
| 33 | * the PreparedStatement should be set.</p> |
| 34 | * |
| 35 | * @author Lucas Ward |
| 36 | * @author Dave Syer |
| 37 | * @see ItemPreparedStatementSetter |
| 38 | * @see ColumnMapRowMapper |
| 39 | */ |
| 40 | public class ColumnMapItemPreparedStatementSetter implements ItemPreparedStatementSetter<Map<String, Object>> { |
| 41 | |
| 42 | @Override |
| 43 | public void setValues(Map<String, Object> item, PreparedStatement ps) throws SQLException { |
| 44 | Assert.isInstanceOf(Map.class, item, "Input to map PreparedStatement parameters must be of type Map."); |
| 45 | int counter = 1; |
| 46 | for(Object value : item.values()){ |
| 47 | StatementCreatorUtils.setParameterValue(ps, counter, SqlTypeValue.TYPE_UNKNOWN, value); |
| 48 | counter++; |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | } |