examples/camel-example-spark-rest/src/main/java/org/apache/camel/example/spark/UserRouteBuilder.java

/*
 * 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.example.spark;

import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.model.rest.RestBindingMode;

/**
 * Define REST services using the Camel REST DSL
 */
public class UserRouteBuilder extends RouteBuilder {

    @Override
    public void configure() throws Exception {

        // configure we want to use spark-rest on port 8080 as the component for the rest DSL
        // and for the swagger api-doc as well
        restConfiguration().component("spark-rest").apiContextPath("api-doc").port(8080)
            // and we enable json binding mode
            .bindingMode(RestBindingMode.json)
            // and output using pretty print
            .dataFormatProperty("prettyPrint", "true");

        // this user REST service is json only
        rest("/user").consumes("application/json").produces("application/json")

            .get("/view/{id}").outType(User.class)
                .to("bean:userService?method=getUser(${header.id})")

            .get("/list").outType(User[].class)
                .to("bean:userService?method=listUsers")

            .put("/update").type(User.class).outType(User.class)
                .to("bean:userService?method=updateUser");
    }

}