001/** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.camel.processor.exceptionpolicy; 018 019import java.util.Map; 020 021import org.apache.camel.Exchange; 022import org.apache.camel.model.OnExceptionDefinition; 023 024/** 025 * A strategy to determine which {@link org.apache.camel.model.OnExceptionDefinition} should handle the thrown 026 * exception. 027 * 028 * @see org.apache.camel.processor.exceptionpolicy.DefaultExceptionPolicyStrategy DefaultExceptionPolicy 029 */ 030public interface ExceptionPolicyStrategy { 031 032 /** 033 * Resolves the {@link org.apache.camel.model.OnExceptionDefinition} that should handle the thrown exception. 034 * 035 * @param exceptionPolicies the configured exception policies to resolve from 036 * @param exchange the exchange 037 * @param exception the exception that was thrown 038 * @return the resolved exception type to handle this exception, <tt>null</tt> if none found. 039 */ 040 OnExceptionDefinition getExceptionPolicy(Map<ExceptionPolicyKey, OnExceptionDefinition> exceptionPolicies, 041 Exchange exchange, Throwable exception); 042 043}