| 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.repeat.exception; |
| 18 | |
| 19 | import java.util.Arrays; |
| 20 | |
| 21 | import org.springframework.batch.repeat.RepeatContext; |
| 22 | |
| 23 | /** |
| 24 | * Composiste {@link ExceptionHandler} that loops though a list of delegates. |
| 25 | * |
| 26 | * @author Dave Syer |
| 27 | * |
| 28 | */ |
| 29 | public class CompositeExceptionHandler implements ExceptionHandler { |
| 30 | |
| 31 | private ExceptionHandler[] handlers = new ExceptionHandler[0]; |
| 32 | |
| 33 | public void setHandlers(ExceptionHandler[] handlers) { |
| 34 | this.handlers = Arrays.asList(handlers).toArray(new ExceptionHandler[handlers.length]); |
| 35 | } |
| 36 | |
| 37 | /** |
| 38 | * Iterate over the handlers delegating the call to each in turn. The chain |
| 39 | * ends if an exception is thrown. |
| 40 | * |
| 41 | * @see ExceptionHandler#handleException(RepeatContext, Throwable) |
| 42 | */ |
| 43 | @Override |
| 44 | public void handleException(RepeatContext context, Throwable throwable) throws Throwable { |
| 45 | for (int i = 0; i < handlers.length; i++) { |
| 46 | ExceptionHandler handler = handlers[i]; |
| 47 | handler.handleException(context, throwable); |
| 48 | } |
| 49 | } |
| 50 | } |