| /* |
| * 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.handlers; |
| |
| import org.apache.ambari.server.ConfigGroupNotFoundException; |
| import org.apache.ambari.server.api.resources.ResourceInstance; |
| import org.apache.ambari.server.api.services.DeleteResultMetadata; |
| import org.apache.ambari.server.api.services.RequestBody; |
| import org.apache.ambari.server.api.services.Result; |
| import org.apache.ambari.server.api.services.ResultImpl; |
| import org.apache.ambari.server.api.services.ResultMetadata; |
| import org.apache.ambari.server.api.services.ResultStatus; |
| import org.apache.ambari.server.controller.internal.DeleteStatusMetaData; |
| import org.apache.ambari.server.controller.spi.NoSuchParentResourceException; |
| import org.apache.ambari.server.controller.spi.NoSuchResourceException; |
| import org.apache.ambari.server.controller.spi.RequestStatus; |
| import org.apache.ambari.server.controller.spi.RequestStatusMetaData; |
| import org.apache.ambari.server.controller.spi.SystemException; |
| import org.apache.ambari.server.controller.spi.UnsupportedPropertyException; |
| import org.apache.ambari.server.security.authorization.AuthorizationException; |
| |
| /** |
| * Responsible for delete requests. |
| */ |
| public class DeleteHandler extends BaseManagementHandler implements RequestHandler { |
| |
| @Override |
| protected Result persist(ResourceInstance resource, RequestBody body) { |
| Result result; |
| try { |
| |
| RequestStatus status = getPersistenceManager().delete(resource, body); |
| result = createResult(status); |
| |
| if (result.isSynchronous()) { |
| result.setResultStatus(new ResultStatus(ResultStatus.STATUS.OK)); |
| } else { |
| result.setResultStatus(new ResultStatus(ResultStatus.STATUS.ACCEPTED)); |
| } |
| } catch (AuthorizationException e) { |
| result = new ResultImpl(new ResultStatus(ResultStatus.STATUS.FORBIDDEN, e.getMessage())); |
| } catch (SystemException e) { |
| result = new ResultImpl(new ResultStatus(ResultStatus.STATUS.SERVER_ERROR, e)); |
| } catch (NoSuchParentResourceException e) { |
| result = new ResultImpl(new ResultStatus(ResultStatus.STATUS.NOT_FOUND, e)); |
| } catch (NoSuchResourceException e) { |
| if (resource.isCollectionResource()) { |
| //todo: The query didn't match any resource so no resources were updated. |
| //todo: 200 may be ok but we need to return a collection |
| //todo: of resources that were updated. |
| result = new ResultImpl(new ResultStatus(ResultStatus.STATUS.OK, e)); |
| } else if (e.getCause() instanceof ConfigGroupNotFoundException){ |
| result = new ResultImpl(new ResultStatus(ResultStatus.STATUS.ACCEPTED, e)); |
| } else { |
| result = new ResultImpl(new ResultStatus(ResultStatus.STATUS.NOT_FOUND, e)); |
| } |
| } catch (UnsupportedPropertyException e) { |
| result = new ResultImpl(new ResultStatus(ResultStatus.STATUS.BAD_REQUEST, e)); |
| } |
| |
| return result; |
| } |
| |
| @Override |
| protected ResultMetadata convert(RequestStatusMetaData requestStatusMetaData) { |
| if (requestStatusMetaData == null) { |
| return null; |
| } |
| |
| if (!(requestStatusMetaData instanceof DeleteStatusMetaData)) { |
| throw new IllegalArgumentException( |
| String.format("Wrong status details class received - expecting: %s; actual: %s", |
| DeleteStatusMetaData.class, requestStatusMetaData.getClass())); |
| } |
| |
| DeleteStatusMetaData statusDetails = (DeleteStatusMetaData) requestStatusMetaData; |
| DeleteResultMetadata resultDetails = new DeleteResultMetadata(); |
| resultDetails.addDeletedKeys(statusDetails.getDeletedKeys()); |
| resultDetails.addExceptions(statusDetails.getExceptionForKeys()); |
| return resultDetails; |
| } |
| } |