Package org.apache.accumulo.core.file

Examples of org.apache.accumulo.core.file.FileCFSkippingIterator

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        }
       
        if (include) {
          if (exclude) {
            // want a subset of what is in the locality group, therefore filtering is need
            FileCFSkippingIterator cfe = new FileCFSkippingIterator(lgr);
            cfe.seek(range, cfSet, inclusive);
            addSource(cfe);
          } else {
            // want everything in this locality group, therefore no filtering is needed
            lgr.seek(range, EMPTY_CF_SET, false);
            addSource(lgr);
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    }
  }
 
  @Override
  public FileSKVIterator openReader(String file, boolean seekToBeginning, FileSystem fs, Configuration conf, AccumuloConfiguration acuconf) throws IOException {
    FileSKVIterator iter = new FileCFSkippingIterator(new RangeIterator(MapFileUtil.openMapFile(acuconf, fs, file, conf)));
   
    if (seekToBeginning)
      iter.seek(new Range(new Key(), null), new ArrayList<ByteSequence>(), false);
   
    return iter;
  }
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    MyMapFile.Reader mfIter = MapFileUtil.openMapFile(tableConf, fs, file, conf);
   
    FileSKVIterator iter = new RangeIterator(mfIter);
   
    if (columnFamilies.size() != 0 || inclusive) {
      iter = new FileCFSkippingIterator(iter);
    }
   
    iter.seek(range, columnFamilies, inclusive);
    mfIter.dropIndex();
   
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    }
  }
 
  @Override
  public FileSKVIterator openReader(String file, boolean seekToBeginning, FileSystem fs, Configuration conf, AccumuloConfiguration acuconf) throws IOException {
    FileSKVIterator iter = new FileCFSkippingIterator(new RangeIterator(MapFileUtil.openMapFile(acuconf, fs, file, conf)));
   
    if (seekToBeginning)
      iter.seek(new Range(new Key(), null), new ArrayList<ByteSequence>(), false);
   
    return iter;
  }
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    MyMapFile.Reader mfIter = MapFileUtil.openMapFile(tableConf, fs, file, conf);
   
    FileSKVIterator iter = new RangeIterator(mfIter);
   
    if (columnFamilies.size() != 0 || inclusive) {
      iter = new FileCFSkippingIterator(iter);
    }
   
    iter.seek(range, columnFamilies, inclusive);
    mfIter.dropIndex();
   
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        }
       
        if (include) {
          if (exclude) {
            // want a subset of what is in the locality group, therefore filtering is need
            FileCFSkippingIterator cfe = new FileCFSkippingIterator(lgr);
            cfe.seek(range, cfSet, inclusive);
            addSource(cfe);
          } else {
            // want everything in this locality group, therefore no filtering is needed
            lgr.seek(range, EMPTY_CF_SET, false);
            addSource(lgr);
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Related Classes of org.apache.accumulo.core.file.FileCFSkippingIterator

  • org.apache.accumulo.core.file.map.MapFileOperations
  • org.apache.accumulo.core.file.rfile.RFile$Reader
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