本文整理匯總了Java中org.apache.hadoop.filecache.DistributedCache.getLocalCacheArchives方法的典型用法代碼示例。如果您正苦於以下問題：Java DistributedCache.getLocalCacheArchives方法的具體用法？Java DistributedCache.getLocalCacheArchives怎麽用？Java DistributedCache.getLocalCacheArchives使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.apache.hadoop.filecache.DistributedCache的用法示例。
在下文中一共展示了DistributedCache.getLocalCacheArchives方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: findSolrConfig
import org.apache.hadoop.filecache.DistributedCache; //導入方法依賴的package包/類
public static Path findSolrConfig(Configuration conf) throws IOException {
Path solrHome = null;
// FIXME when mrunit supports the new cache apis
//URI[] localArchives = context.getCacheArchives();
Path[] localArchives = DistributedCache.getLocalCacheArchives(conf);
if (localArchives.length == 0) {
throw new IOException(String.format(Locale.ENGLISH,
"No local cache archives, where is %s:%s", SolrOutputFormat
.getSetupOk(), SolrOutputFormat.getZipName(conf)));
}
for (Path unpackedDir : localArchives) {
// Only logged if debugging
if (LOG.isDebugEnabled()) {
LOG.debug(String.format(Locale.ENGLISH, "Examining unpack directory %s for %s",
unpackedDir, SolrOutputFormat.getZipName(conf)));
ProcessBuilder lsCmd = new ProcessBuilder(new String[] { "/bin/ls",
"-lR", unpackedDir.toString() });
lsCmd.redirectErrorStream();
Process ls = lsCmd.start();
byte[] buf = new byte[16 * 1024];
InputStream all = ls.getInputStream();
try {
int count;
while ((count = all.read(buf)) >= 0) {
System.err.write(buf, 0, count);
}
} catch (IOException ignore) {
} finally {
all.close();
}
String exitValue;
try {
exitValue = String.valueOf(ls.waitFor());
} catch (InterruptedException e) {
exitValue = "interrupted";
}
System.err.format(Locale.ENGLISH, "Exit value of 'ls -lR' is %s%n", exitValue);
}
if (unpackedDir.getName().equals(SolrOutputFormat.getZipName(conf))) {
LOG.info("Using this unpacked directory as solr home: {}", unpackedDir);
solrHome = unpackedDir;
break;
}
}
return solrHome;
}
示例2: getLocalCacheArchives
import org.apache.hadoop.filecache.DistributedCache; //導入方法依賴的package包/類
/**
* Return the path array of the localized caches
* @return A path array of localized caches
* @throws IOException
*/
public Path[] getLocalCacheArchives()
throws IOException {
return DistributedCache.getLocalCacheArchives(conf);
}