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.RuntimeCamelException;
021import org.apache.camel.model.ProcessorDefinition;
022import org.apache.camel.model.ThrowExceptionDefinition;
023import org.apache.camel.processor.ThrowExceptionProcessor;
024import org.apache.camel.spi.RouteContext;
025
026public class ThrowExceptionReifier extends ProcessorReifier<ThrowExceptionDefinition> {
027
028    public ThrowExceptionReifier(ProcessorDefinition<?> definition) {
029        super((ThrowExceptionDefinition)definition);
030    }
031
032    @Override
033    public Processor createProcessor(RouteContext routeContext) {
034        if (definition.getRef() != null && definition.getException() == null) {
035            definition.setException(routeContext.lookup(definition.getRef(), Exception.class));
036        }
037
038        if (definition.getExceptionType() != null && definition.getExceptionClass() == null) {
039            try {
040                definition.setExceptionClass(routeContext.getCamelContext().getClassResolver().resolveMandatoryClass(definition.getExceptionType(), Exception.class));
041            } catch (ClassNotFoundException e) {
042                throw RuntimeCamelException.wrapRuntimeCamelException(e);
043            }
044        }
045
046        if (definition.getException() == null && definition.getExceptionClass() == null) {
047            throw new IllegalArgumentException("exception or exceptionClass/exceptionType must be configured on: " + this);
048        }
049        return new ThrowExceptionProcessor(definition.getException(), definition.getExceptionClass(), definition.getMessage());
050    }
051
052}