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.AsyncProcessor;
020import org.apache.camel.ErrorHandlerFactory;
021import org.apache.camel.Expression;
022import org.apache.camel.Processor;
023import org.apache.camel.model.DynamicRouterDefinition;
024import org.apache.camel.model.ProcessorDefinition;
025import org.apache.camel.processor.DynamicRouter;
026import org.apache.camel.reifier.errorhandler.ErrorHandlerReifier;
027import org.apache.camel.spi.RouteContext;
028
029public class DynamicRouterReifier extends ExpressionReifier<DynamicRouterDefinition<?>> {
030
031    public DynamicRouterReifier(ProcessorDefinition<?> definition) {
032        super(DynamicRouterDefinition.class.cast(definition));
033    }
034
035    @Override
036    public Processor createProcessor(RouteContext routeContext) throws Exception {
037        Expression expression = definition.getExpression().createExpression(routeContext);
038        String delimiter = definition.getUriDelimiter() != null ? definition.getUriDelimiter() : DynamicRouterDefinition.DEFAULT_DELIMITER;
039
040        DynamicRouter dynamicRouter = new DynamicRouter(routeContext.getCamelContext(), expression, delimiter);
041        if (definition.getIgnoreInvalidEndpoints() != null) {
042            dynamicRouter.setIgnoreInvalidEndpoints(definition.getIgnoreInvalidEndpoints());
043        }
044        if (definition.getCacheSize() != null) {
045            dynamicRouter.setCacheSize(definition.getCacheSize());
046        }
047
048        // and wrap this in an error handler
049        ErrorHandlerFactory builder = routeContext.getErrorHandlerFactory();
050        // create error handler (create error handler directly to keep it light
051        // weight,
052        // instead of using ProcessorReifier.wrapInErrorHandler)
053        AsyncProcessor errorHandler = (AsyncProcessor)ErrorHandlerReifier.reifier(builder).createErrorHandler(routeContext, dynamicRouter.newRoutingSlipProcessorForErrorHandler());
054        dynamicRouter.setErrorHandler(errorHandler);
055
056        return dynamicRouter;
057    }
058
059}