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.reifier;
018
019import org.apache.camel.Processor;
020import org.apache.camel.Route;
021import org.apache.camel.model.ProcessorDefinition;
022import org.apache.camel.model.ThrowExceptionDefinition;
023import org.apache.camel.processor.ThrowExceptionProcessor;
024
025public class ThrowExceptionReifier extends ProcessorReifier<ThrowExceptionDefinition> {
026
027    public ThrowExceptionReifier(Route route, ProcessorDefinition<?> definition) {
028        super(route, (ThrowExceptionDefinition) definition);
029    }
030
031    @Override
032    public Processor createProcessor() {
033        Exception exception = definition.getException();
034        if (exception == null && definition.getRef() != null) {
035            exception = lookup(parseString(definition.getRef()), Exception.class);
036        }
037
038        Class<? extends Exception> exceptionClass = definition.getExceptionClass();
039        if (exceptionClass == null && definition.getExceptionType() != null) {
040            exceptionClass = parse(Class.class, definition.getExceptionType());
041        }
042
043        if (exception == null && exceptionClass == null) {
044            throw new IllegalArgumentException("exception/ref or exceptionClass/exceptionType must be configured on: " + this);
045        }
046        return new ThrowExceptionProcessor(exception, exceptionClass, parseString(definition.getMessage()));
047    }
048
049}