/**
 * 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.karaf.commands;

import java.util.List;

import org.apache.camel.model.ModelHelper;
import org.apache.camel.model.rest.RestDefinition;
import org.apache.camel.model.rest.RestsDefinition;
import org.apache.felix.gogo.commands.Argument;
import org.apache.felix.gogo.commands.Command;

/**
 * Command to show the REST marshaled in XML.
 */
@Command(scope = "camel", name = "rest-show", description = "Display the Camel REST definition in XML.")
public class RestShow extends CamelCommandSupport {

    @Argument(index = 0, name = "context", description = "The Camel context name.", required = true, multiValued = false)
    String context;

    public Object doExecute() throws Exception {
        List<RestDefinition> rests = camelController.getRestDefinitions(context);
        if (rests == null || rests.isEmpty()) {
            System.out.print("There are no REST services in CamelContext with name: " + context);
            return null;
        }
        // use a routes definition to dump the rests
        RestsDefinition def = new RestsDefinition();
        def.setRests(rests);
        System.out.println(ModelHelper.dumpModelAsXml(def));
        return null;
    }

}
