FileCache (SonarQube Runner

```
public class FileCache
extends Object
```
This class is responsible for managing Sonar batch file cache. You can put file into cache and later try to retrieve them. MD5 is used to differentiate files (name is not secure as files may come from different Sonar servers and have same name but be actually different, and same for SNAPSHOTs).

Nested Classes
Modifier and Type	Class and Description
`static interface`	`FileCache.Downloader`

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`File`	`createTempDir()`
`File`	`get(String filename, String hash)` Look for a file in the cache by its filename and md5 checksum.
`File`	`get(String filename, String hash, FileCache.Downloader downloader)`
`File`	`getDir()`

@CheckForNull
public File get(String filename,
                              String hash)

Look for a file in the cache by its filename and md5 checksum. If the file is not present then return null.

public File get(String filename,
                String hash,
                FileCache.Downloader downloader)

Class FileCache