public static String[] getSharedFileLength(Configuration conf) {
return conf.getStrings("mapred.cache.shared.files.length");
}
/**
* Get the timestamps of the archives
*
* @param conf The configuration which stored the timestamps
* @return a string array of timestamps
* @throws IOException
*/
public static String[] getArchiveTimestamps(Configuration conf) {
return conf.getStrings("mapred.cache.archives.timestamps");
}
/**
* Get the timestamps of the files
*
* @param conf The configuration which stored the timestamps
* @return a string array of timestamps
* @throws IOException
*/
public static String[] getFileTimestamps(Configuration conf) {
return conf.getStrings("mapred.cache.files.timestamps");
}
/**
* Return the path array of the localized caches
*
* @param conf Configuration that contains the localized archives
* @return A path array of localized caches
* @throws IOException
*/
public static Path[] getLocalCacheArchives(Configuration conf) throws IOException {
return StringUtils.stringToPath(conf.getStrings("mapred.cache.localArchives"));
}
/**
* Return the path array of the localized files
*
* @param conf Configuration that contains the localized files
* @return A path array of localized files
* @throws IOException
*/
public static Path[] getLocalSharedCacheFiles(Configuration conf) throws IOException {
return StringUtils.stringToPath(conf.getStrings("mapred.cache.shared.localFiles"));
}
/**
* Get cache archives set in the Configuration
*
* @param conf The configuration which contains the archives
* @return A URI array of the caches set in the Configuration
* @throws IOException
*/
public static URI[] getCacheArchives(Configuration conf) throws IOException {
return StringUtils.stringToURI(conf.getStrings("mapred.cache.archives"));
}
/**
* Get cache files set in the Configuration
*
* @param conf The configuration which contains the files
* @return A URI array of the files set in the Configuration
* @throws IOException
*/
public static URI[] getSharedCacheFiles(Configuration conf) throws IOException {
return StringUtils.stringToURI(conf.getStrings("mapred.cache.shared.files"));
}
/**
* Get the timestamps of the files. Used by internal DistributedCache and MapReduce code.
*
* @param conf The configuration which stored the timestamps
* @return a long array of timestamps
* @throws IOException
*/
public static long[] getFileTimestamps(Configuration conf) {
return parseTimestamps(conf.getStrings(CACHE_FILES_TIMESTAMPS));
}
/**
* Get the timestamps of the archives. Used by internal DistributedCache and MapReduce code.
*
* @param conf The configuration which stored the timestamps
* @return a long array of timestamps
* @throws IOException
*/
public static long[] getArchiveTimestamps(Configuration conf) {
return parseTimestamps(conf.getStrings(CACHE_ARCHIVES_TIMESTAMPS));
}
/**
* Return the path array of the localized files. Intended to be used by user code.
*
* @param conf Configuration that contains the localized files
* @return A path array of localized files
* @throws IOException
*/
public static Path[] getLocalCacheFiles(Configuration conf) throws IOException {
return StringUtils.stringToPath(conf.getStrings(CACHE_LOCALFILES));
}
/**
* Get cache files set in the Configuration. Used by internal DistributedCache and MapReduce code.
*
* @param conf The configuration which contains the files
* @return Am array of the files set in the Configuration
* @throws IOException
*/
public static URI[] getCacheFiles(Configuration conf) throws IOException {
return StringUtils.stringToURI(conf.getStrings(CACHE_FILES));
}
/**
* Get cache archives set in the Configuration. Used by internal DistributedCache and MapReduce
* code.
*
* @param conf The configuration which contains the archives
* @return An array of the caches set in the Configuration
* @throws IOException
*/
public static URI[] getCacheArchives(Configuration conf) throws IOException {
return StringUtils.stringToURI(conf.getStrings(CACHE_ARCHIVES));
}