1 /*
2 * ====================================================================
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 * ====================================================================
20 *
21 * This software consists of voluntary contributions made by many
22 * individuals on behalf of the Apache Software Foundation. For more
23 * information on the Apache Software Foundation, please see
24 * <http://www.apache.org/>.
25 *
26 */
27
28 package org.apache.hc.client5.http.impl.cache;
29
30 /**
31 * @since 5.4
32 */
33 enum CacheSuitability {
34
35 MISMATCH, // the cache entry does not match the request properties and cannot be used
36 // to satisfy the request
37 FRESH, // the cache entry is fresh and can be used to satisfy the request
38 FRESH_ENOUGH, // the cache entry is deemed fresh enough and can be used to satisfy the request
39 STALE, // the cache entry is stale and may be unsuitable to satisfy the request
40 STALE_WHILE_REVALIDATED, // the cache entry is stale but may be unsuitable to satisfy the request
41 // while being re-validated at the same time
42 REVALIDATION_REQUIRED
43 // the cache entry is stale and must not be used to satisfy the request
44 // without revalidation
45
46 }