/**
* 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.Collections;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.PUT;
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 permission resource requests.
*/
@Path("/permissions/")
public class PermissionService extends BaseService {
/**
* Handles: GET /permissions/{permissionID}
* Get a specific permission.
*
* @param headers http headers
* @param ui uri info
* @param permissionId permission id
*
* @return permission instance representation
*/
@GET
@Path("{permissionId}")
@Produces("text/plain")
public Response getPermission(@Context HttpHeaders headers, @Context UriInfo ui,
@PathParam("permissionId") String permissionId) {
return handleRequest(headers, null, ui, Request.Type.GET, createPermissionResource(permissionId));
}
/**
* Handles: GET /permissions
* Get all permissions.
*
* @param headers http headers
* @param ui uri info
*
* @return permission collection resource representation
*/
@GET
@Produces("text/plain")
public Response getPermissions(@Context HttpHeaders headers, @Context UriInfo ui) {
return handleRequest(headers, null, ui, Request.Type.GET, createPermissionResource(null));
}
/**
* Handles: POST /permissions/{permissionID}
* Create a specific permission.
*
* @param headers http headers
* @param ui uri info
* @param permissionId permission id
*
* @return information regarding the created permission
*/
@POST
@Path("{permissionId}")
@Produces("text/plain")
public Response createPermission(String body, @Context HttpHeaders headers, @Context UriInfo ui,
@PathParam("permissionId") String permissionId) {
return handleRequest(headers, body, ui, Request.Type.POST, createPermissionResource(permissionId));
}
/**
* Handles: PUT /permissions/{permissionID}
* Update a specific permission.
*
* @param headers http headers
* @param ui uri info
* @param permissionId permission id
*
* @return information regarding the updated permission
*/
@PUT
@Path("{permissionId}")
@Produces("text/plain")
public Response updatePermission(String body, @Context HttpHeaders headers, @Context UriInfo ui,
@PathParam("permissionId") String permissionId) {
return handleRequest(headers, body, ui, Request.Type.PUT, createPermissionResource(permissionId));
}
/**
* Handles: DELETE /permissions/{permissionID}
* Delete a specific permission.
*
* @param headers http headers
* @param ui uri info
* @param permissionId permission id
*
* @return information regarding the deleted permission
*/
@DELETE
@Path("{permissionId}")
@Produces("text/plain")
public Response deletePermission(@Context HttpHeaders headers, @Context UriInfo ui,
@PathParam("permissionId") String permissionId) {
return handleRequest(headers, null, ui, Request.Type.DELETE, createPermissionResource(permissionId));
}
/**
* Gets the role (permission) authorization service.
*
* @param request the request
* @param permissionId the permission id
* @return the RoleAuthorizationService
*/
@Path("{permissionId}/authorizations")
public RoleAuthorizationService getRoleAuthorizations(
@Context javax.ws.rs.core.Request request, @PathParam("permissionId") String permissionId) {
return new RoleAuthorizationService(permissionId);
}
// ----- helper methods ----------------------------------------------------
/**
* Create a permission resource.
*
* @param permissionId permission name
*
* @return a permission resource instance
*/
protected ResourceInstance createPermissionResource(String permissionId) {
return createResource(Resource.Type.Permission,
Collections.singletonMap(Resource.Type.Permission, permissionId));
}
}