Package org.apache.hadoop.hbase.filter

Examples of org.apache.hadoop.hbase.filter.BinaryPrefixComparator

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   * Creates a HBase filter that will filter out rows that that has committed state = PROCESSED.
   */
  private Filter createFilter() {
    return new FilterList(FilterList.Operator.MUST_PASS_ONE, processedStateFilter, new SingleColumnValueFilter(
      QueueEntryRow.COLUMN_FAMILY, stateColumnName, CompareFilter.CompareOp.GREATER,
      new BinaryPrefixComparator(Bytes.toBytes(transaction.getReadPointer()))
    ));
  }
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        switch (ComparatorType.valueOf(type)) {
          case BinaryComparator:
            comparator = new BinaryComparator(Base64.decode(value));
            break;
          case BinaryPrefixComparator:
            comparator = new BinaryPrefixComparator(Base64.decode(value));
            break;
          case BitComparator:
            comparator = new BitComparator(Base64.decode(value),
                BitComparator.BitwiseOp.valueOf(op));
            break;
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         }
         tm.tryCommit(t);

         Scan s=new Scan(startKey);
         CompareFilter.CompareOp op=CompareFilter.CompareOp.LESS_OR_EQUAL;
         RowFilter toFilter = new RowFilter(op, new BinaryPrefixComparator(stopKey));
         boolean startInclusive=true;
         if (!startInclusive)  {
            FilterList filters = new FilterList(FilterList.Operator.MUST_PASS_ALL);
            filters.addFilter(new RowFilter(CompareFilter.CompareOp.GREATER,
                                            new BinaryPrefixComparator(startKey)));
            filters.addFilter(new WhileMatchFilter(toFilter));
            s.setFilter(filters);
         } else {
            s.setFilter(new WhileMatchFilter(toFilter));
         }
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    // vv DependentColumnFilterExample
    filter(true, CompareFilter.CompareOp.NO_OP, null);
    filter(false, CompareFilter.CompareOp.NO_OP, null); // co DependentColumnFilterExample-2-Filter Call filter method with various options.
    filter(true, CompareFilter.CompareOp.EQUAL,
      new BinaryPrefixComparator(Bytes.toBytes("val-5")));
    filter(false, CompareFilter.CompareOp.EQUAL,
      new BinaryPrefixComparator(Bytes.toBytes("val-5")));
    filter(true, CompareFilter.CompareOp.EQUAL,
      new RegexStringComparator(".*\\.5"));
    filter(false, CompareFilter.CompareOp.EQUAL,
      new RegexStringComparator(".*\\.5"));
  }
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   * Creates a HBase filter that will filter out rows that that has committed state = PROCESSED.
   */
  private Filter createFilter() {
    return new FilterList(FilterList.Operator.MUST_PASS_ONE, processedStateFilter, new SingleColumnValueFilter(
      QueueEntryRow.COLUMN_FAMILY, stateColumnName, CompareFilter.CompareOp.GREATER,
      new BinaryPrefixComparator(Bytes.toBytes(transaction.getReadPointer()))
    ));
  }
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   * Creates a HBase filter that will filter out rows that that has committed state = PROCESSED.
   */
  private Filter createFilter() {
    return new FilterList(FilterList.Operator.MUST_PASS_ONE, processedStateFilter, new SingleColumnValueFilter(
      QueueEntryRow.COLUMN_FAMILY, stateColumnName, CompareFilter.CompareOp.GREATER,
      new BinaryPrefixComparator(Bytes.toBytes(transaction.getReadPointer()))
    ));
  }
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                filters.addFilter(userFilter);
            }
            SingleColumnValueFilter nameFilter = new SingleColumnValueFilter(MAILBOX_CF,
                    MAILBOX_NAME,
                    CompareOp.EQUAL,
                    new BinaryPrefixComparator(Bytes.toBytes(mailbox.getName() + c)));
            filters.addFilter(nameFilter);
            SingleColumnValueFilter namespaceFilter = new SingleColumnValueFilter(MAILBOX_CF, MAILBOX_NAMESPACE, CompareOp.EQUAL, Bytes.toBytes(mailbox.getNamespace()));
            filters.addFilter(namespaceFilter);
           
            scan.setFilter(filters);
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