| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.uima.aae.error; |
| |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.uima.aae.controller.AnalysisEngineController; |
| |
| public class ErrorHandlerChain extends LinkedList { |
| public ErrorHandlerChain(List aChainofHandlers) { |
| this.addAll(aChainofHandlers); |
| } |
| |
| public Map getThresholds() { |
| Map thresholds = new HashMap(); |
| Iterator iterator = this.iterator(); |
| while (iterator.hasNext()) { |
| ErrorHandler handler = ((ErrorHandler) iterator.next()); |
| Map thresholdMap = handler.getEndpointThresholdMap(); |
| // merge |
| thresholds.putAll(thresholdMap); |
| } |
| return thresholds; |
| } |
| |
| public void handle(Throwable t, ErrorContext anErrorContext, AnalysisEngineController aController) { |
| boolean errorHandled = false; |
| if (size() > 0) { |
| Throwable cause = t; |
| if (t instanceof AsynchAEException && t.getCause() != null) { |
| cause = t.getCause(); |
| } |
| Iterator iterator = this.iterator(); |
| while (errorHandled == false && iterator.hasNext()) { |
| ErrorHandler handler = ((ErrorHandler) iterator.next()); |
| errorHandled = handler.handleError(cause, anErrorContext, aController); |
| } |
| } |
| } |
| |
| } |