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 */
017 package org.apache.camel.processor.exceptionpolicy;
018
019 import java.util.Map;
020
021 import org.apache.camel.Exchange;
022 import 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 */
030 public interface ExceptionPolicyStrategy {
031
032 /**
033 * Resolves the {@link org.apache.camel.model.OnExceptionDefinition} that should handle the thrown exception.
034 *
035 * @param exceptionPolicices 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> exceptionPolicices, Exchange exchange,
041 Throwable exception);
042
043 }