Package org.apache.hadoop.hdfs.protocol

Examples of org.apache.hadoop.hdfs.protocol.SnapshotDiffReport$DiffReportEntry

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    // Rename the file in the subdirectory.
    hdfs.rename(sub2file1, sub2file2);

    // Query the diff report and make sure it looks as expected.
    SnapshotDiffReport diffReport = hdfs.getSnapshotDiffReport(sub1, sub1snap1,
        "");
    LOG.info("DiffList is \n\"" + diffReport.toString() + "\"");
    List<DiffReportEntry> entries = diffReport.getDiffList();
    assertTrue(existsInDiffReport(entries, DiffType.MODIFY, sub2.getName()));
    assertTrue(existsInDiffReport(entries, DiffType.CREATE, sub2.getName()
        + "/" + sub2file2.getName()));
    assertTrue(existsInDiffReport(entries, DiffType.DELETE, sub2.getName()
        + "/" + sub2file1.getName()));
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    // First rename the sub-directory.
    hdfs.rename(sub2, sub3);
   
    // Query the diff report and make sure it looks as expected.
    SnapshotDiffReport diffReport = hdfs.getSnapshotDiffReport(sub1, sub1snap1,
        "");
    LOG.info("DiffList is \n\"" + diffReport.toString() + "\"");
    List<DiffReportEntry> entries = diffReport.getDiffList();
    assertEquals(3, entries.size());
    assertTrue(existsInDiffReport(entries, DiffType.MODIFY, ""));
    assertTrue(existsInDiffReport(entries, DiffType.CREATE, sub3.getName()));
    assertTrue(existsInDiffReport(entries, DiffType.DELETE, sub2.getName()));
  }
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  @Override
  public GetSnapshotDiffReportResponseProto getSnapshotDiffReport(
      RpcController controller, GetSnapshotDiffReportRequestProto request)
      throws ServiceException {
    try {
      SnapshotDiffReport report = server.getSnapshotDiffReport(
          request.getSnapshotRoot(), request.getFromSnapshot(),
          request.getToSnapshot());
      return GetSnapshotDiffReportResponseProto.newBuilder()
          .setDiffReport(PBHelper.convert(report)).build();
    } catch (IOException e) {
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    for (SnapshotDiffReportEntryProto entryProto : list) {
      DiffReportEntry entry = convert(entryProto);
      if (entry != null)
        entries.add(entry);
    }
    return new SnapshotDiffReport(snapshotDir, fromSnapshot, toSnapshot,
        entries);
  }
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  }

  @Override
  public SnapshotDiffReport getSnapshotDiffReport(String snapshotRoot,
      String earlierSnapshotName, String laterSnapshotName) throws IOException {
    SnapshotDiffReport report = namesystem.getSnapshotDiffReport(snapshotRoot,
        earlierSnapshotName, laterSnapshotName);
    metrics.incrSnapshotDiffReportOps();
    return report;
  }
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    for (SnapshotDiffReportEntryProto entryProto : list) {
      DiffReportEntry entry = convert(entryProto);
      if (entry != null)
        entries.add(entry);
    }
    return new SnapshotDiffReport(snapshotDir, fromSnapshot, toSnapshot,
        entries);
  }
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    }
   
    if (auditLog.isInfoEnabled() && isExternalInvocation()) {
      logAuditEvent(true, "computeSnapshotDiff", null, null, null);
    }
    return diffs != null ? diffs.generateReport() : new SnapshotDiffReport(
        path, fromSnapshot, toSnapshot,
        Collections.<DiffReportEntry> emptyList());
  }
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  @Override
  public GetSnapshotDiffReportResponseProto getSnapshotDiffReport(
      RpcController controller, GetSnapshotDiffReportRequestProto request)
      throws ServiceException {
    try {
      SnapshotDiffReport report = server.getSnapshotDiffReport(
          request.getSnapshotRoot(), request.getFromSnapshot(),
          request.getToSnapshot());
      return GetSnapshotDiffReportResponseProto.newBuilder()
          .setDiffReport(PBHelper.convert(report)).build();
    } catch (IOException e) {
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    for (SnapshotDiffReportEntryProto entryProto : list) {
      DiffReportEntry entry = convert(entryProto);
      if (entry != null)
        entries.add(entry);
    }
    return new SnapshotDiffReport(snapshotDir, fromSnapshot, toSnapshot,
        entries);
  }
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  }

  @Override
  public SnapshotDiffReport getSnapshotDiffReport(String snapshotRoot,
      String earlierSnapshotName, String laterSnapshotName) throws IOException {
    SnapshotDiffReport report = namesystem.getSnapshotDiffReport(snapshotRoot,
        earlierSnapshotName, laterSnapshotName);
    metrics.incrSnapshotDiffReportOps();
    return report;
  }
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Related Classes of org.apache.hadoop.hdfs.protocol.SnapshotDiffReport$DiffReportEntry

  • org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB
  • org.apache.hadoop.hdfs.protocolPB.PBHelper
  • org.apache.hadoop.hdfs.server.namenode.FSNamesystem
  • org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer
  • org.apache.hadoop.hdfs.server.namenode.snapshot.INodeDirectorySnapshottable$SnapshotDiffInfo
  • org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotDiffInfo
  • org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotManager
  • org.apache.hadoop.hdfs.server.namenode.snapshot.TestRenameWithSnapshots
  • org.apache.hadoop.hdfs.server.namenode.snapshot.TestSnapshotDiffReport
  • org.apache.hadoop.hdfs.tools.snapshot.SnapshotDiff
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