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.

            + "timestamped backup and overwriting current.");
      }


      // move the archive file to the stamped backup
      Path backedupArchiveFile = new Path(archiveDir, filename + SEPARATOR + archiveStartTime);
      if (!fs.rename(archiveFile, backedupArchiveFile)) {
        LOG.error("Could not rename archive file to backup: " + backedupArchiveFile
            + ", deleting existing file in favor of newer.");
        // try to delete the exisiting file, if we can't rename it
        if (!fs.delete(archiveFile, false)) {
          throw new IOException("Couldn't delete existing archive file (" + archiveFile

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          filesUser, filesGroup, filesMode, mappers)) {
        throw new ExportSnapshotException("Snapshot export failed!");
      }


      // Step 3 - Rename fs2:/.snapshot/.tmp/<snapshot> fs2:/.snapshot/<snapshot>
      if (!outputFs.rename(snapshotTmpDir, outputSnapshotDir)) {
        System.err.println("Snapshot export failed!");
        System.err.println("Unable to rename snapshot directory from=" +
                           snapshotTmpDir + " to=" + outputSnapshotDir);
        return 1;
      }

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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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        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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    // 2. Create Regions
    List<HRegionInfo> regionInfos = handleCreateHdfsRegions(tempdir, tableName);


    // 3. Move Table temp directory to the hbase root location
    if (!fs.rename(tempTableDir, tableDir)) {
      throw new IOException("Unable to move table from temp=" + tempTableDir +
        " to hbase root=" + tableDir);
    }


    if (regionInfos != null && regionInfos.size() > 0) {

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      Path hbaseTableDir = new Path(conf.get(HConstants.HBASE_DIR) + "/" + table );
      fs = hbaseTableDir.getFileSystem(conf);
      FileStatus status = FSTableDescriptors.getTableInfoPath(fs, hbaseTableDir);
      tableinfo = status.getPath();
      fs.rename(tableinfo, new Path("/.tableinfo"));


      //to report error if .tableinfo is missing.
      HBaseFsck hbck = doFsck(conf, false);
      assertErrors(hbck, new ERROR_CODE[] { ERROR_CODE.NO_TABLEINFO_FILE });

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      status = FSTableDescriptors.getTableInfoPath(fs, hbaseTableDir);
      assertNotNull(status);
      htd = admin.getTableDescriptor(table.getBytes());
      assertEquals(htd.getValue("NOT_DEFAULT"), "true");
    } finally {
      fs.rename(new Path("/.tableinfo"), tableinfo);
      deleteTable(table);
    }
  }


  /**

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      fs.mkdirs(hbaseRootDir.getParent());
    }
    if(org.apache.hadoop.util.VersionInfo.getVersion().startsWith("2.")) {
      LOG.info("Hadoop version is 2.x, pre-migrating snapshot dir");
      FileSystem localFS = FileSystem.getLocal(conf);
      if(!localFS.rename(new Path(untar.toString(), HConstants.OLD_SNAPSHOT_DIR_NAME),
          new Path(untar.toString(), HConstants.SNAPSHOT_DIR_NAME))) {
        throw new IllegalStateException("Failed to move snapshot dir to 2.x expectation");
      }
    }
    doFsCommand(shell,

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    public void rename(String src, String dst) throws IOException {
        Path name1 = new Path(src);
        Path name2 = new Path(dst);
        FileSystem fs = FileSystem.get(URI.create(hdfsPath), conf);
        fs.rename(name1, name2);
        System.out.println("Rename: from " + src + " to " + dst);
        fs.close();
    }


    public void ls(String folder) throws IOException {

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        Path[] srcs = FileUtil.stat2Paths(srcFs.globStatus(srcPath), srcPath);
        if (srcs.length > 1 && !isDstDir) {
          throw new IllegalArgumentException("When moving multiple files, destination should be a directory.");
        }
        for (Path s : srcs) {
          if (!srcFs.rename(s, dstPath)) {
            FileStatus srcFstatus = null;
            FileStatus dstFstatus = null;
            try {
              srcFstatus = srcFs.getFileStatus(s);
            } catch (FileNotFoundException e) {

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