Package org.apache.flink.tests.util.cache

Class LolCache

java.lang.Object

org.apache.flink.tests.util.cache.LolCache

All Implemented Interfaces:

DownloadCache, ExternalResource, org.junit.rules.TestRule

public final class LolCache
extends Object

DownloadCache implementation that does not cache anything.

See Also:

LolCacheFactory

Field Summary

Fields

Modifier and Type	Field	Description
protected org.slf4j.Logger	log

Constructor Summary

Constructors

Constructor	Description
LolCache(org.junit.rules.TemporaryFolder folder)

Method Summary

Modifier and Type	Method	Description
void	afterTestSuccess()
void	before()
Path	getOrDownload(String url, Path targetDir)	Returns either a cached or newly downloaded version of the given file.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.flink.util.ExternalResource

afterTestFailure, apply

Field Detail

log

protected final org.slf4j.Logger log

Constructor Detail

LolCache

public LolCache(org.junit.rules.TemporaryFolder folder)

Method Detail

afterTestSuccess

public void afterTestSuccess()

Specified by:

afterTestSuccess in interface ExternalResource

before

public void before()
            throws IOException

Specified by:

before in interface ExternalResource

Throws:

IOException

getOrDownload

public Path getOrDownload(String url,
                          Path targetDir)
                   throws IOException

Description copied from interface: DownloadCache

Returns either a cached or newly downloaded version of the given file. The returned file path is guaranteed to be located in the given target directory.

Specified by:

getOrDownload in interface DownloadCache

Parameters:

url - File/directory to download

targetDir - directory to place file in

Returns:

downloaded or cached file

Throws:

IOException - if any IO operation fails