/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.camel.reifier;

import org.apache.camel.AsyncProcessor;
import org.apache.camel.ErrorHandlerFactory;
import org.apache.camel.Expression;
import org.apache.camel.Processor;
import org.apache.camel.model.DynamicRouterDefinition;
import org.apache.camel.model.ProcessorDefinition;
import org.apache.camel.processor.DynamicRouter;
import org.apache.camel.reifier.errorhandler.ErrorHandlerReifier;
import org.apache.camel.spi.RouteContext;

public class DynamicRouterReifier extends ExpressionReifier<DynamicRouterDefinition<?>> {

    DynamicRouterReifier(ProcessorDefinition<?> definition) {
        super(DynamicRouterDefinition.class.cast(definition));
    }

    @Override
    public Processor createProcessor(RouteContext routeContext) throws Exception {
        Expression expression = definition.getExpression().createExpression(routeContext);
        String delimiter = definition.getUriDelimiter() != null ? definition.getUriDelimiter() : DynamicRouterDefinition.DEFAULT_DELIMITER;

        DynamicRouter dynamicRouter = new DynamicRouter(routeContext.getCamelContext(), expression, delimiter);
        if (definition.getIgnoreInvalidEndpoints() != null) {
            dynamicRouter.setIgnoreInvalidEndpoints(definition.getIgnoreInvalidEndpoints());
        }
        if (definition.getCacheSize() != null) {
            dynamicRouter.setCacheSize(definition.getCacheSize());
        }

        // and wrap this in an error handler
        ErrorHandlerFactory builder = routeContext.getErrorHandlerFactory();
        // create error handler (create error handler directly to keep it light weight,
        // instead of using ProcessorReifier.wrapInErrorHandler)
        AsyncProcessor errorHandler = (AsyncProcessor) ErrorHandlerReifier.reifier(builder).createErrorHandler(routeContext, dynamicRouter.newRoutingSlipProcessorForErrorHandler());
        dynamicRouter.setErrorHandler(errorHandler);

        return dynamicRouter;
    }


}
