/**
* 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.
*/
/**
* 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.ambari.server.api.services;
import java.util.HashMap;
import java.util.Map;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.UriInfo;
import org.apache.ambari.server.api.resources.ResourceInstance;
import org.apache.ambari.server.controller.spi.Resource;
/**
* Service responsible for operating systems requests.
*/
public class OperatingSystemService extends BaseService {
/**
* Extra properties to be inserted into created resource.
*/
private Map<Resource.Type, String> parentKeyProperties;
/**
* Constructor.
*
* @param parentKeyProperties extra properties to be inserted into created resource
*/
public OperatingSystemService(Map<Resource.Type, String> parentKeyProperties) {
this.parentKeyProperties = parentKeyProperties;
}
/**
* Gets all operating systems.
* Handles: GET /operating_systems requests.
*
* @param headers http headers
* @param ui uri info
*/
@GET
@Produces("text/plain")
public Response getOperatingSystems(@Context HttpHeaders headers, @Context UriInfo ui) {
return handleRequest(headers, null, ui, Request.Type.GET, createResource(null));
}
/**
* Gets a single operating system.
* Handles: GET /operating_systems/{osType} requests.
*
* @param headers http headers
* @param ui uri info
* @param osType os type
* @return information regarding the specified operating system
*/
@GET
@Path("{osType}")
@Produces("text/plain")
public Response getOperatingSystem(@Context HttpHeaders headers, @Context UriInfo ui, @PathParam("osType") String osType) {
return handleRequest(headers, null, ui, Request.Type.GET, createResource(osType));
}
/**
* Handles ANY /{osType}/repositories requests.
*
* @param osType the os type
* @return repositories service
*/
@Path("{osType}/repositories")
public RepositoryService getOperatingSystemsHandler(@PathParam("osType") String osType) {
final Map<Resource.Type, String> mapIds = new HashMap<>();
mapIds.putAll(parentKeyProperties);
mapIds.put(Resource.Type.OperatingSystem, osType);
return new RepositoryService(mapIds);
}
/**
* Create an operating system resource instance.
*
* @param osType os type
*
* @return an operating system instance
*/
private ResourceInstance createResource(String osType) {
final Map<Resource.Type, String> mapIds = new HashMap<>();
mapIds.putAll(parentKeyProperties);
mapIds.put(Resource.Type.OperatingSystem, osType);
return createResource(Resource.Type.OperatingSystem, mapIds);
}
}