Package org.apache.hadoop.hdfs.protocol.SnapshotDiffReport

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

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    DFSTestUtil.appendFile(hdfs, bar, 10); // append 10 bytes
    SnapshotTestHelper.createSnapshot(hdfs, root, "s1");

    // we always put modification on the file before rename
    verifyDiffReport(root, "s0", "s1",
        new DiffReportEntry(DiffType.MODIFY, DFSUtil.string2Bytes("")),
        new DiffReportEntry(DiffType.MODIFY, DFSUtil.string2Bytes("foo")),
        new DiffReportEntry(DiffType.RENAME, DFSUtil.string2Bytes("foo"),
            DFSUtil.string2Bytes("bar")));
  }
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   * @return A {@link SnapshotDiffReport} describing the difference
   */
  public SnapshotDiffReport generateReport() {
    List<DiffReportEntry> diffReportList = new ArrayList<DiffReportEntry>();
    for (INode node : diffMap.keySet()) {
      diffReportList.add(new DiffReportEntry(DiffType.MODIFY, diffMap
          .get(node), null));
      if (node.isDirectory()) {
        List<DiffReportEntry> subList = generateReport(dirDiffMap.get(node),
            diffMap.get(node), isFromEarlier(), renameMap);
        diffReportList.addAll(subList);
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    System.arraycopy(parentPath, 0, fullPath, 0, parentPath.length);
    for (INode cnode : created) {
      RenameEntry entry = renameMap.get(cnode.getId());
      if (entry == null || !entry.isRename()) {
        fullPath[fullPath.length - 1] = cnode.getLocalNameBytes();
        list.add(new DiffReportEntry(fromEarlier ? DiffType.CREATE
            : DiffType.DELETE, fullPath));
      }
    }
    for (INode dnode : deleted) {
      RenameEntry entry = renameMap.get(dnode.getId());
      if (entry != null && entry.isRename()) {
        list.add(new DiffReportEntry(DiffType.RENAME,
            fromEarlier ? entry.getSourcePath() : entry.getTargetPath(),
            fromEarlier ? entry.getTargetPath() : entry.getSourcePath()));
      } else {
        fullPath[fullPath.length - 1] = dnode.getLocalNameBytes();
        list.add(new DiffReportEntry(fromEarlier ? DiffType.DELETE
            : DiffType.CREATE, fullPath));
      }
    }
    return list;
  }
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    if (entry == null) {
      return null;
    }
    DiffType type = DiffType.getTypeFromLabel(entry
        .getModificationLabel());
    return type == null ? null : new DiffReportEntry(type, entry.getFullpath()
        .toByteArray(), entry.hasTargetPath() ? entry.getTargetPath()
        .toByteArray() : null);
  }
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    String toSnapshot = reportProto.getToSnapshot();
    List<SnapshotDiffReportEntryProto> list = reportProto
        .getDiffReportEntriesList();
    List<DiffReportEntry> entries = new ArrayList<DiffReportEntry>();
    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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      return null;
    }
    DiffType type = DiffType.getTypeFromLabel(entry
        .getModificationLabel());
    return type == null ? null :
      new DiffReportEntry(type, entry.getFullpath().toByteArray());
  }
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    String toSnapshot = reportProto.getToSnapshot();
    List<SnapshotDiffReportEntryProto> list = reportProto
        .getDiffReportEntriesList();
    List<DiffReportEntry> entries = new ArrayList<DiffReportEntry>();
    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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      return null;
    }
    DiffType type = DiffType.getTypeFromLabel(entry
        .getModificationLabel());
    return type == null ? null :
      new DiffReportEntry(type, entry.getFullpath().toByteArray());
  }
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    String toSnapshot = reportProto.getToSnapshot();
    List<SnapshotDiffReportEntryProto> list = reportProto
        .getDiffReportEntriesList();
    List<DiffReportEntry> entries = new ArrayList<DiffReportEntry>();
    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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     * @return A {@link SnapshotDiffReport} describing the difference
     */
    public SnapshotDiffReport generateReport() {
      List<DiffReportEntry> diffReportList = new ArrayList<DiffReportEntry>();
      for (INode node : diffMap.keySet()) {
        diffReportList.add(new DiffReportEntry(DiffType.MODIFY, diffMap
            .get(node)));
        if (node.isDirectory()) {
          ChildrenDiff dirDiff = dirDiffMap.get(node);
          List<DiffReportEntry> subList = dirDiff.generateReport(
              diffMap.get(node), (INodeDirectoryWithSnapshot) node,
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Related Classes of org.apache.hadoop.hdfs.protocol.SnapshotDiffReport.DiffReportEntry

  • org.apache.hadoop.hdfs.protocolPB.PBHelper
  • org.apache.hadoop.hdfs.server.namenode.snapshot.DirectoryWithSnapshotFeature$ChildrenDiff
  • org.apache.hadoop.hdfs.server.namenode.snapshot.INodeDirectorySnapshottable$SnapshotDiffInfo
  • org.apache.hadoop.hdfs.server.namenode.snapshot.INodeDirectoryWithSnapshot$ChildrenDiff
  • org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotDiffInfo
  • org.apache.hadoop.hdfs.server.namenode.snapshot.TestRenameWithSnapshots
  • org.apache.hadoop.hdfs.server.namenode.snapshot.TestSnapshotDiffReport
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