Examples with Cell org.apache.hadoop.hbase.Cell used on opensource projects

Example 21 with Cell

use of org.apache.hadoop.hbase.Cell in project hbase by apache.

the class AccessControlLists method parsePermissions.

private static ListMultimap<String, TablePermission> parsePermissions(byte[] entryName, Result result) {
    ListMultimap<String, TablePermission> perms = ArrayListMultimap.create();
    if (result != null && result.size() > 0) {
        for (Cell kv : result.rawCells()) {
            Pair<String, TablePermission> permissionsOfUserOnTable = parsePermissionRecord(entryName, kv);
            if (permissionsOfUserOnTable != null) {
                String username = permissionsOfUserOnTable.getFirst();
                TablePermission permissions = permissionsOfUserOnTable.getSecond();
                perms.put(username, permissions);
            }
        }
    }
    return perms;
}

Example 22 with Cell

use of org.apache.hadoop.hbase.Cell in project hbase by apache.

the class ChainWALEntryFilter method filterCells.

private void filterCells(Entry entry) {
    if (entry == null || cellFilters.length == 0) {
        return;
    }
    ArrayList<Cell> cells = entry.getEdit().getCells();
    int size = cells.size();
    for (int i = size - 1; i >= 0; i--) {
        Cell cell = cells.get(i);
        for (WALCellFilter filter : cellFilters) {
            cell = filter.filterCell(entry, cell);
            if (cell != null) {
                cells.set(i, cell);
            } else {
                cells.remove(i);
                break;
            }
        }
    }
    if (cells.size() < size / 2) {
        cells.trimToSize();
    }
}

Example 23 with Cell

use of org.apache.hadoop.hbase.Cell in project hbase by apache.

the class ProtobufLogWriter method append.

@Override
public void append(Entry entry) throws IOException {
    entry.setCompressionContext(compressionContext);
    entry.getKey().getBuilder(compressor).setFollowingKvCount(entry.getEdit().size()).build().writeDelimitedTo(output);
    for (Cell cell : entry.getEdit().getCells()) {
        // cellEncoder must assume little about the stream, since we write PB and cells in turn.
        cellEncoder.write(cell);
    }
    length.set(output.getPos());
}

Example 24 with Cell

use of org.apache.hadoop.hbase.Cell in project hbase by apache.

the class AsyncProtobufLogWriter method append.

@Override
public void append(Entry entry) {
    int buffered = output.buffered();
    entry.setCompressionContext(compressionContext);
    try {
        entry.getKey().getBuilder(compressor).setFollowingKvCount(entry.getEdit().size()).build().writeDelimitedTo(asyncOutputWrapper);
    } catch (IOException e) {
        throw new AssertionError("should not happen", e);
    }
    try {
        for (Cell cell : entry.getEdit().getCells()) {
            cellEncoder.write(cell);
        }
    } catch (IOException e) {
        throw new AssertionError("should not happen", e);
    }
    length.addAndGet(output.buffered() - buffered);
}

Example 25 with Cell

use of org.apache.hadoop.hbase.Cell in project hbase by apache.

the class FSWALEntry method stampRegionSequenceId.

/**
   * Here is where a WAL edit gets its sequenceid. SIDE-EFFECT is our stamping the sequenceid into
   * every Cell AND setting the sequenceid into the MVCC WriteEntry!!!!
   * @return The sequenceid we stamped on this edit.
   */
long stampRegionSequenceId(MultiVersionConcurrencyControl.WriteEntry we) throws IOException {
    long regionSequenceId = we.getWriteNumber();
    if (!this.getEdit().isReplay() && inMemstore) {
        for (Cell c : getEdit().getCells()) {
            CellUtil.setSequenceId(c, regionSequenceId);
        }
    }
    getKey().setWriteEntry(we);
    return regionSequenceId;
}