Package org.apache.hadoop.hdfs.server.namenode

Examples of org.apache.hadoop.hdfs.server.namenode.INodeDirectoryAttributes$SnapshotCopy

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            DirectoryDiff.parseDelimitedFrom(in);
        final int snapshotId = diffInPb.getSnapshotId();
        final Snapshot snapshot = snapshotMap.get(snapshotId);
        int childrenSize = diffInPb.getChildrenSize();
        boolean useRoot = diffInPb.getIsSnapshotRoot();
        INodeDirectoryAttributes copy = null;
        if (useRoot) {
          copy = snapshot.getRoot();
        } else if (diffInPb.hasSnapshotCopy()) {
          INodeSection.INodeDirectory dirCopyInPb = diffInPb.getSnapshotCopy();
          final byte[] name = diffInPb.getName().toByteArray();
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          DirectoryDiff diff = diffList.get(i);
          SnapshotDiffSection.DirectoryDiff.Builder db = SnapshotDiffSection.
              DirectoryDiff.newBuilder().setSnapshotId(diff.getSnapshotId())
                           .setChildrenSize(diff.getChildrenSize())
                           .setIsSnapshotRoot(diff.isSnapshotRoot());
          INodeDirectoryAttributes copy = diff.snapshotINode;
          if (!diff.isSnapshotRoot() && copy != null) {
            db.setName(ByteString.copyFrom(copy.getLocalNameBytes()))
                .setSnapshotCopy(
                    buildINodeDirectory(copy, parent.getSaverContext()));
          }
          // process created list and deleted list
          List<INode> created = diff.getChildrenDiff()
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    }
    int earlierDiffIndex = diffIndexPair[0];
    int laterDiffIndex = diffIndexPair[1];

    boolean dirMetadataChanged = false;
    INodeDirectoryAttributes dirCopy = null;
    List<DirectoryDiff> difflist = diffs.asList();
    for (int i = earlierDiffIndex; i < laterDiffIndex; i++) {
      DirectoryDiff sdiff = difflist.get(i);
      diff.combinePosterior(sdiff.diff, null);
      if (!dirMetadataChanged && sdiff.snapshotINode != null) {
        if (dirCopy == null) {
          dirCopy = sdiff.snapshotINode;
        } else if (!dirCopy.metadataEquals(sdiff.snapshotINode)) {
          dirMetadataChanged = true;
        }
      }
    }

    if (!diff.isEmpty() || dirMetadataChanged) {
      return true;
    } else if (dirCopy != null) {
      for (int i = laterDiffIndex; i < difflist.size(); i++) {
        if (!dirCopy.metadataEquals(difflist.get(i).snapshotINode)) {
          return true;
        }
      }
      return !dirCopy.metadataEquals(currentINode);
    } else {
      return false;
    }
  }
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    // 2. Load DirectoryDiff#childrenSize
    int childrenSize = in.readInt();
   
    // 3. Load DirectoryDiff#snapshotINode
    INodeDirectoryAttributes snapshotINode = loadSnapshotINodeInDirectoryDiff(
        snapshot, in, loader);
   
    // 4. Load the created list in SnapshotDiff#Diff
    List<INode> createdList = loadCreatedList(parent, in);
   
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    // 2. Load DirectoryDiff#childrenSize
    int childrenSize = in.readInt();
   
    // 3. Load DirectoryDiff#snapshotINode
    INodeDirectoryAttributes snapshotINode = loadSnapshotINodeInDirectoryDiff(
        snapshot, in, loader);
   
    // 4. Load the created list in SnapshotDiff#Diff
    List<INode> createdList = loadCreatedList(parent, in);
   
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        : earlierDiffIndex;
    laterDiffIndex = laterDiffIndex < 0 ? (-laterDiffIndex - 1)
        : laterDiffIndex;
   
    boolean dirMetadataChanged = false;
    INodeDirectoryAttributes dirCopy = null;
    for (int i = earlierDiffIndex; i < laterDiffIndex; i++) {
      DirectoryDiff sdiff = difflist.get(i);
      diff.combinePosterior(sdiff.diff, null);
      if (dirMetadataChanged == false && sdiff.snapshotINode != null) {
        if (dirCopy == null) {
          dirCopy = sdiff.snapshotINode;
        } else if (!dirCopy.metadataEquals(sdiff.snapshotINode)) {
          dirMetadataChanged = true;
        }
      }
    }

    if (!diff.isEmpty() || dirMetadataChanged) {
      return true;
    } else if (dirCopy != null) {
      for (int i = laterDiffIndex; i < size; i++) {
        if (!dirCopy.metadataEquals(difflist.get(i).snapshotINode)) {
          return true;
        }
      }
      return !dirCopy.metadataEquals(this);
    } else {
      return false;
    }
  }
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        : earlierDiffIndex;
    laterDiffIndex = laterDiffIndex < 0 ? (-laterDiffIndex - 1)
        : laterDiffIndex;
   
    boolean dirMetadataChanged = false;
    INodeDirectoryAttributes dirCopy = null;
    for (int i = earlierDiffIndex; i < laterDiffIndex; i++) {
      DirectoryDiff sdiff = difflist.get(i);
      diff.combinePosterior(sdiff.diff, null);
      if (dirMetadataChanged == false && sdiff.snapshotINode != null) {
        if (dirCopy == null) {
          dirCopy = sdiff.snapshotINode;
        } else if (!dirCopy.metadataEquals(sdiff.snapshotINode)) {
          dirMetadataChanged = true;
        }
      }
    }

    if (!diff.isEmpty() || dirMetadataChanged) {
      return true;
    } else if (dirCopy != null) {
      for (int i = laterDiffIndex; i < size; i++) {
        if (!dirCopy.metadataEquals(difflist.get(i).snapshotINode)) {
          return true;
        }
      }
      return !dirCopy.metadataEquals(this);
    } else {
      return false;
    }
  }
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    // 2. Load DirectoryDiff#childrenSize
    int childrenSize = in.readInt();
   
    // 3. Load DirectoryDiff#snapshotINode
    INodeDirectoryAttributes snapshotINode = loadSnapshotINodeInDirectoryDiff(
        snapshot, in, loader);
   
    // 4. Load the created list in SnapshotDiff#Diff
    List<INode> createdList = loadCreatedList(parent, in);
   
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            DirectoryDiff.parseDelimitedFrom(in);
        final int snapshotId = diffInPb.getSnapshotId();
        final Snapshot snapshot = snapshotMap.get(snapshotId);
        int childrenSize = diffInPb.getChildrenSize();
        boolean useRoot = diffInPb.getIsSnapshotRoot();
        INodeDirectoryAttributes copy = null;
        if (useRoot) {
          copy = snapshot.getRoot();
        } else if (diffInPb.hasSnapshotCopy()) {
          INodeSection.INodeDirectory dirCopyInPb = diffInPb.getSnapshotCopy();
          final byte[] name = diffInPb.getName().toByteArray();
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          DirectoryDiff diff = diffList.get(i);
          SnapshotDiffSection.DirectoryDiff.Builder db = SnapshotDiffSection.
              DirectoryDiff.newBuilder().setSnapshotId(diff.getSnapshotId())
                           .setChildrenSize(diff.getChildrenSize())
                           .setIsSnapshotRoot(diff.isSnapshotRoot());
          INodeDirectoryAttributes copy = diff.snapshotINode;
          if (!diff.isSnapshotRoot() && copy != null) {
            db.setName(ByteString.copyFrom(copy.getLocalNameBytes()))
                .setSnapshotCopy(
                    buildINodeDirectory(copy, parent.getSaverContext()));
          }
          // process created list and deleted list
          List<INode> created = diff.getChildrenDiff()
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Related Classes of org.apache.hadoop.hdfs.server.namenode.INodeDirectoryAttributes$SnapshotCopy

  • org.apache.hadoop.fs.permission.FsPermission
  • org.apache.hadoop.hdfs.server.namenode.snapshot.DirectoryWithSnapshotFeature
  • org.apache.hadoop.hdfs.server.namenode.snapshot.FSImageFormatPBSnapshot$Loader
  • org.apache.hadoop.hdfs.server.namenode.snapshot.FSImageFormatPBSnapshot$Saver
  • org.apache.hadoop.hdfs.server.namenode.snapshot.INodeDirectoryWithSnapshot
  • org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotFSImageFormat
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