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.model;
018
019import java.util.List;
020
021import org.apache.camel.CamelContext;
022import org.apache.camel.model.rest.RestDefinition;
023import org.apache.camel.support.CamelContextHelper;
024import org.apache.camel.util.ObjectHelper;
025
026/**
027 * Helper for {@link org.apache.camel.model.RestContextRefDefinition}.
028 */
029public final class RestContextRefDefinitionHelper {
030
031    private RestContextRefDefinitionHelper() {
032    }
033
034    /**
035     * Lookup the rests from the
036     * {@link org.apache.camel.model.RestContextRefDefinition}.
037     *
038     * @param camelContext the CamelContext
039     * @param ref the id of the {@link org.apache.camel.model.RestContextRefDefinition} to lookup and get the routes.
040     * @return the rests.
041     */
042    public static List<RestDefinition> lookupRests(CamelContext camelContext, String ref) {
043        ObjectHelper.notNull(camelContext, "camelContext");
044        ObjectHelper.notNull(ref, "ref");
045
046        List<RestDefinition> answer = CamelContextHelper.lookup(camelContext, ref, List.class);
047        if (answer == null) {
048            throw new IllegalArgumentException("Cannot find RestContext with id " + ref);
049        }
050        return answer;
051    }
052
053}