1// Copyright 2011 Google Inc. All Rights Reserved.
2
3package com.android.volley.utils;
4
5import com.android.volley.Cache;
6
7import java.util.Random;
8
9public class CacheTestUtils {
10
11    /**
12     * Makes a random cache entry.
13     * @param data Data to use, or null to use random data
14     * @param isExpired Whether the TTLs should be set such that this entry is expired
15     * @param needsRefresh Whether the TTLs should be set such that this entry needs refresh
16     */
17    public static Cache.Entry makeRandomCacheEntry(
18            byte[] data, boolean isExpired, boolean needsRefresh) {
19        Random random = new Random();
20        Cache.Entry entry = new Cache.Entry();
21        if (data != null) {
22            entry.data = data;
23        } else {
24            entry.data = new byte[random.nextInt(1024)];
25        }
26        entry.etag = String.valueOf(random.nextLong());
27        entry.lastModified = random.nextLong();
28        entry.ttl = isExpired ? 0 : Long.MAX_VALUE;
29        entry.softTtl = needsRefresh ? 0 : Long.MAX_VALUE;
30        return entry;
31    }
32
33    /**
34     * Like {@link #makeRandomCacheEntry(byte[], boolean, boolean)} but
35     * defaults to an unexpired entry.
36     */
37    public static Cache.Entry makeRandomCacheEntry(byte[] data) {
38        return makeRandomCacheEntry(data, false, false);
39    }
40}
41