| 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.ItemWriter; |
| 16 | import org.springframework.batch.item.KeyValueItemWriter; |
| 17 | import org.springframework.data.gemfire.GemfireOperations; |
| 18 | import org.springframework.data.gemfire.GemfireTemplate; |
| 19 | import org.springframework.util.Assert; |
| 20 | |
| 21 | /** |
| 22 | * An {@link ItemWriter} that stores items in GemFire |
| 23 | * |
| 24 | * @author David Turanski |
| 25 | * @since 2.2 |
| 26 | * |
| 27 | */ |
| 28 | public class GemfireItemWriter<K,V> extends KeyValueItemWriter<K,V> { |
| 29 | private GemfireOperations gemfireTemplate; |
| 30 | /** |
| 31 | * @param gemfireTemplate the {@link GemfireTemplate} to set |
| 32 | */ |
| 33 | public void setTemplate(GemfireTemplate gemfireTemplate) { |
| 34 | this.gemfireTemplate = gemfireTemplate; |
| 35 | } |
| 36 | |
| 37 | /* (non-Javadoc) |
| 38 | * @see org.springframework.batch.item.KeyValueItemWriter#writeKeyValue(java.lang.Object, java.lang.Object) |
| 39 | */ |
| 40 | @Override |
| 41 | protected void writeKeyValue(K key, V value) { |
| 42 | if (delete) { |
| 43 | gemfireTemplate.remove(key); |
| 44 | } else { |
| 45 | gemfireTemplate.put(key, value); |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | /* (non-Javadoc) |
| 50 | * @see org.springframework.batch.item.KeyValueItemWriter#init() |
| 51 | */ |
| 52 | @Override |
| 53 | protected void init() { |
| 54 | Assert.notNull(gemfireTemplate, "A GemfireTemplate is required."); |
| 55 | } |
| 56 | |
| 57 | } |