sjs/media
1
0
Fork 0
mirror of https://github.com/samsonjs/media.git synced 2026-04-13 12:35:48 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Add argument checks and some javadoc to CachedContentIndex

Browse source 
-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=144430372
This commit is contained in:
eguven 2017-01-13 04:46:18 -08:00 committed by Oliver Woodman
parent 0c53a4e913
commit 5f4d6506e0
1 changed files with 13 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
library/src/main/java/com/google/android/exoplayer2/upstream/cache/CachedContentIndex.java vendored
View file

@ -67,14 +67,25 @@ import javax.crypto.spec.SecretKeySpec;
private boolean changed;
private ReusableBufferedOutputStream bufferedOutputStream;
/** Creates a CachedContentIndex which works on the index file in the given cacheDir. */
/**
* Creates a CachedContentIndex which works on the index file in the given cacheDir.
*
* @param cacheDir Directory where the index file is kept.
*/
public CachedContentIndex(File cacheDir) {
this(cacheDir, null);
}
/** Creates a CachedContentIndex which works on the index file in the given cacheDir. */
/**
* Creates a CachedContentIndex which works on the index file in the given cacheDir.
*
* @param cacheDir Directory where the index file is kept.
* @param secretKey If not null, cache keys will be stored encrypted on filesystem using AES/CBC.
* The key must be 16 bytes long.
*/
public CachedContentIndex(File cacheDir, byte[] secretKey) {
if (secretKey != null) {
Assertions.checkArgument(secretKey.length == 16);
try {
cipher = Cipher.getInstance("AES/CBC/PKCS5PADDING");
secretKeySpec = new SecretKeySpec(secretKey, "AES");