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Using Camel with Spring Java Configuration

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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.spring.javaconfig;

import java.util.Collections;
import java.util.List;

import org.apache.camel.builder.RouteBuilder;
import org.springframework.context.annotation.Bean;

/**
 * A useful base class for writing 
 * Spring annotation-based configurations to configure a {@link org.apache.camel.CamelContext} with a single
 * {@link RouteBuilder} instance.
 * 
 * You may want to use Spring's {@link org.springframework.stereotype.Component} annotation and mark your Camel
 * {@link RouteBuilder} classes using this annotation and have it automatic discovered, if you are using Spring's
 * annotation scanner.
 */
@Deprecated
public abstract class SingleRouteCamelConfiguration extends CamelConfiguration {

    @Override
    @Bean
    public List routes() {
        return Collections.singletonList(route());
    }

    /**
     * Creates the single {@link RouteBuilder} to use in this configuration
     */
    public abstract RouteBuilder route();

}