Examples of org.apache.hadoop.fs.FileSystem.rename()

org.apache.hadoop.fs.FileSystem.rename()
Renames Path src to Path dst. Can take place on local fs or remote DFS.

    
    // move failed files that were not loaded
    for (String failure : failures.values()) {
      Path orig = new Path(failure);
      Path dest = new Path(error, orig.getName());
      fs.rename(orig, dest);
      log.debug("tid " + tid + " renamed " + orig + " to " + dest + ": failed");
    }
    
    if (loadedFailures.size() > 0) {
      DistributedWorkQueue bifCopyQueue = new DistributedWorkQueue(Constants.ZROOT + "/" + HdfsZooInstance.getInstance().getInstanceID()

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        mfw.close();
        
        /************************************
         * move the index file
         */
        fs.rename(new Path("/tmp/testMapFileIndexingMap/index"), new Path("/tmp/testMapFileIndexingMap/oldIndex"));
        
        /************************************
         * recreate the index
         */
        MyMapFile.fix(fs, new Path("/tmp/testMapFileIndexingMap"), Text.class, BytesWritable.class, false, conf);

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        runCopyJob(inputRoot, outputRoot, files, verifyChecksum,
                   filesUser, filesGroup, filesMode, mappers);
      }


      // Step 3 - Rename fs2:/.snapshot/.tmp/<snapshot> fs2:/.snapshot/<snapshot>
      if (!outputFs.rename(snapshotTmpDir, outputSnapshotDir)) {
        throw new ExportSnapshotException("Unable to rename snapshot directory from=" +
          snapshotTmpDir + " to=" + outputSnapshotDir);
      }
      return 0;
    } catch (Exception e) {

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              Path hfileStagingPath = null;
              Path hfileOrigPath = new Path(el.getSecond());
              try {
                hfileStagingPath= new Path(secureClient.getStagingPath(bulkToken, el.getFirst()),
                    hfileOrigPath.getName());
                if(fs.rename(hfileStagingPath, hfileOrigPath)) {
                  LOG.debug("Moved back file " + hfileOrigPath + " from " +
                      hfileStagingPath);
                } else if(fs.exists(hfileStagingPath)){
                  LOG.debug("Unable to move back file " + hfileOrigPath + " from " +
                      hfileStagingPath);

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        fs.mkdirs(dst.getParent());
        LOG.info("Trying to sildeline reference file"
          + path + " to " + dst);
        setShouldRerun();


        success = fs.rename(path, dst);
      }
      if (!success) {
        LOG.error("Failed to sideline reference file " + path);
      }
    }

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              Path hfileStagingPath = null;
              Path hfileOrigPath = new Path(el.getSecond());
              try {
                hfileStagingPath= new Path(secureClient.getStagingPath(bulkToken, el.getFirst()),
                    hfileOrigPath.getName());
                if(fs.rename(hfileStagingPath, hfileOrigPath)) {
                  LOG.debug("Moved back file " + hfileOrigPath + " from " +
                      hfileStagingPath);
                } else if(fs.exists(hfileStagingPath)){
                  LOG.debug("Unable to move back file " + hfileOrigPath + " from " +
                      hfileStagingPath);

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      // FileSystem.rename is inconsistent with directories -- if the
      // dst (foo/a) exists and is a dir, and the src (foo/b) is a dir,
      // it moves the src into the dst dir resulting in (foo/a/b).  If
      // the dst does not exist, and the src a dir, src becomes dst. (foo/b)
      for (FileStatus hfile : fs.listStatus(src)) {
        boolean success = fs.rename(hfile.getPath(), dst);
        if (success) {
          fileMoves++;
        }
      }
      LOG.debug("[" + thread + "] Sideline directory contents:");

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        fs.mkdirs(dst.getParent());
        LOG.info("Trying to sildeline reference file"
          + path + " to " + dst);
        setShouldRerun();


        success = fs.rename(path, dst);
      }
      if (!success) {
        LOG.error("Failed to sideline reference file " + path);
      }
    }

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      // FileSystem.rename is inconsistent with directories -- if the
      // dst (foo/a) exists and is a dir, and the src (foo/b) is a dir,
      // it moves the src into the dst dir resulting in (foo/a/b).  If
      // the dst does not exist, and the src a dir, src becomes dst. (foo/b)
      for (FileStatus hfile : fs.listStatus(src)) {
        boolean success = fs.rename(hfile.getPath(), dst);
        if (success) {
          fileMoves++;
        }
      }
      LOG.debug("Sideline directory contents:");

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            + splitAlgo.rowToStr(r.getSecond()) + ") at " + splitStr);
        tmpOut.writeChars("+ " + startStr + splitAlgo.separator() + splitStr
            + "\n");
      }
      tmpOut.close();
      fs.rename(tmpFile, splitFile);
    } else {
      LOG.debug("_balancedSplit file found. Replay log to restore state...");
      FSUtils.getInstance(fs, table.getConfiguration())
        .recoverFileLease(fs, splitFile, table.getConfiguration());

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