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.errorhandler;
018
019import org.apache.camel.ErrorHandlerFactory;
020import org.apache.camel.Processor;
021import org.apache.camel.Route;
022import org.apache.camel.builder.ErrorHandlerBuilderRef;
023import org.apache.camel.util.ObjectHelper;
024
025public class ErrorHandlerRefReifier extends ErrorHandlerReifier<ErrorHandlerBuilderRef> {
026
027    public ErrorHandlerRefReifier(Route route, ErrorHandlerFactory definition) {
028        super(route, (ErrorHandlerBuilderRef)definition);
029    }
030
031    @Override
032    public Processor createErrorHandler(Processor processor) throws Exception {
033        ErrorHandlerFactory handler = lookupErrorHandler(route);
034        return ErrorHandlerReifier.reifier(route, handler).createErrorHandler(processor);
035    }
036
037    private ErrorHandlerFactory lookupErrorHandler(Route route) {
038        ErrorHandlerFactory handler =
039                ErrorHandlerReifier.lookupErrorHandlerFactory(route, definition.getRef());
040        ObjectHelper.notNull(handler, "error handler '" + definition.getRef() + "'");
041        route.addErrorHandlerFactoryReference(definition, handler);
042        return handler;
043    }
044
045}