| 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.adapter; |
| 18 | |
| 19 | import org.springframework.batch.item.ItemReader; |
| 20 | import org.springframework.batch.item.MarkFailedException; |
| 21 | import org.springframework.batch.item.ResetFailedException; |
| 22 | |
| 23 | /** |
| 24 | * Invokes a custom method on a delegate plain old Java object which itself |
| 25 | * provides an item. |
| 26 | * |
| 27 | * @author Robert Kasanicky |
| 28 | */ |
| 29 | public class ItemReaderAdapter extends AbstractMethodInvokingDelegator implements ItemReader { |
| 30 | |
| 31 | /** |
| 32 | * @return return value of the target method. |
| 33 | */ |
| 34 | public Object read() throws Exception { |
| 35 | return invokeDelegateMethod(); |
| 36 | } |
| 37 | |
| 38 | /** |
| 39 | * No-op. |
| 40 | */ |
| 41 | public void mark() throws MarkFailedException { |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * No-op. |
| 46 | */ |
| 47 | public void reset() throws ResetFailedException { |
| 48 | } |
| 49 | } |