content: /*
   * 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 jakarta.ws.rs.DELETE;
  import jakarta.ws.rs.GET;
  import jakarta.ws.rs.POST;
  import jakarta.ws.rs.PUT;
  import jakarta.ws.rs.Path;
  import jakarta.ws.rs.PathParam;
  import jakarta.ws.rs.Produces;
  import jakarta.ws.rs.core.Context;
  import jakarta.ws.rs.core.HttpHeaders;
  import jakarta.ws.rs.core.Response;
  import jakarta.ws.rs.core.UriInfo;
  
  import org.apache.ambari.annotations.ApiIgnore;
  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 @ApiIgnore // until documented
    @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 @ApiIgnore // until documented
    @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 @ApiIgnore // until documented
    @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 @ApiIgnore // until documented
    @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 @ApiIgnore // until documented
    @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 jakarta.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));
    }
  }
  