| /** |
| * 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.hadoop.hdfs.web.resources; |
| |
| import java.net.HttpURLConnection; |
| |
| /** Http DELETE operation parameter. */ |
| public class DeleteOpParam extends HttpOpParam<DeleteOpParam.Op> { |
| /** Delete operations. */ |
| public enum Op implements HttpOpParam.Op { |
| DELETE(HttpURLConnection.HTTP_OK), |
| DELETESNAPSHOT(HttpURLConnection.HTTP_OK), |
| |
| NULL(HttpURLConnection.HTTP_NOT_IMPLEMENTED); |
| |
| final int expectedHttpResponseCode; |
| |
| Op(final int expectedHttpResponseCode) { |
| this.expectedHttpResponseCode = expectedHttpResponseCode; |
| } |
| |
| @Override |
| public HttpOpParam.Type getType() { |
| return HttpOpParam.Type.DELETE; |
| } |
| |
| @Override |
| public boolean getRequireAuth() { |
| return false; |
| } |
| |
| @Override |
| public boolean getDoOutput() { |
| return false; |
| } |
| |
| @Override |
| public boolean getRedirect() { |
| return false; |
| } |
| |
| @Override |
| public int getExpectedHttpResponseCode() { |
| return expectedHttpResponseCode; |
| } |
| |
| @Override |
| public String toQueryString() { |
| return NAME + "=" + this; |
| } |
| } |
| |
| private static final Domain<Op> DOMAIN = new Domain<>(NAME, Op.class); |
| |
| /** |
| * Constructor. |
| * @param str a string representation of the parameter value. |
| */ |
| public DeleteOpParam(final String str) { |
| super(DOMAIN, getOp(str)); |
| } |
| |
| private static Op getOp(String str) { |
| try { |
| return DOMAIN.parse(str); |
| } catch (IllegalArgumentException e) { |
| throw new IllegalArgumentException(str + " is not a valid " + Type.DELETE |
| + " operation."); |
| } |
| } |
| |
| @Override |
| public String getName() { |
| return NAME; |
| } |
| } |