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/*
 * 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.spi;

import java.util.List;

import org.apache.camel.AsyncProcessor;
import org.apache.camel.Processor;
import org.apache.camel.Route;

/**
 * Internal {@link Processor} that Camel routing engine used during routing for cross cutting functionality such as:
 * 
 * Execute {@link UnitOfWork}
 * Keeping track which route currently is being routed
 * Execute {@link RoutePolicy}
 * Gather JMX performance statics
 * Tracing
 * Debugging
 * Message History
 * Stream Caching
 * {@link Transformer}
 * 
 * ... and more.
 */
public interface InternalProcessor extends AsyncProcessor {

    /**
     * Adds an {@link CamelInternalProcessorAdvice} advice to the list of advices to execute by this internal processor.
     *
     * @param advice the advice to add
     */
    void addAdvice(CamelInternalProcessorAdvice advice);

    /**
     * Gets the advice with the given type.
     *
     * @param  type the type of the advice
     * @return      the advice if exists, or null if no advices has been added with the given type.
     */
     T getAdvice(Class type);

    void addRoutePolicyAdvice(List routePolicyList);

    void addRouteInflightRepositoryAdvice(InflightRepository inflightRepository, String routeId);

    void addRouteLifecycleAdvice();

    void addManagementInterceptStrategy(ManagementInterceptStrategy.InstrumentationProcessor processor);

    void setRouteOnAdvices(Route route);

}