1/*
2 * Copyright (C) 2014 Square, Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16package com.squareup.okhttp.internal.http;
17
18public final class HttpMethod {
19  public static boolean invalidatesCache(String method) {
20    return method.equals("POST")
21        || method.equals("PATCH")
22        || method.equals("PUT")
23        || method.equals("DELETE")
24        || method.equals("MOVE");     // WebDAV
25  }
26
27  public static boolean requiresRequestBody(String method) {
28    return method.equals("POST")
29        || method.equals("PUT")
30        || method.equals("PATCH")
31        || method.equals("PROPPATCH") // WebDAV
32        || method.equals("REPORT");   // CalDAV/CardDAV (defined in WebDAV Versioning)
33  }
34
35  public static boolean permitsRequestBody(String method) {
36    return requiresRequestBody(method)
37        || method.equals("OPTIONS")
38        || method.equals("DELETE")    // Permitted as spec is ambiguous.
39        || method.equals("PROPFIND")  // (WebDAV) without body: request <allprop/>
40        || method.equals("MKCOL")     // (WebDAV) may contain a body, but behaviour is unspecified
41        || method.equals("LOCK");     // (WebDAV) body: create lock, without body: refresh lock
42  }
43
44  public static boolean redirectsToGet(String method) {
45    // All requests but PROPFIND should redirect to a GET request.
46    return !method.equals("PROPFIND");
47  }
48
49  private HttpMethod() {
50  }
51}
52