| 1 | /* |
| 2 | * Copyright 2002-2013 the original author or authors. |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with |
| 5 | * the License. You may obtain a copy of the License at |
| 6 | * |
| 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | * |
| 9 | * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on |
| 10 | * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the |
| 11 | * specific language governing permissions and limitations under the License. |
| 12 | */ |
| 13 | package org.springframework.batch.item.data; |
| 14 | |
| 15 | import org.springframework.batch.item.SpELItemKeyMapper; |
| 16 | import org.springframework.util.Assert; |
| 17 | |
| 18 | /** |
| 19 | * A convenient {@link GemfireItemWriter} implementation that uses a {@link SpELItemKeyMapper} |
| 20 | * |
| 21 | * @author David Turanski |
| 22 | * @since 2.2 |
| 23 | */ |
| 24 | public class SpELMappingGemfireItemWriter<K, V> extends GemfireItemWriter<K, V> { |
| 25 | /** |
| 26 | * A constructor that accepts a SpEL expression used to derive the key |
| 27 | * @param keyExpression |
| 28 | */ |
| 29 | SpELMappingGemfireItemWriter(String keyExpression) { |
| 30 | super(); |
| 31 | Assert.hasText(keyExpression, "a valid keyExpression is required."); |
| 32 | setItemKeyMapper(new SpELItemKeyMapper<K, V>(keyExpression)); |
| 33 | } |
| 34 | } |