Package org.apache.hadoop.hbase.client

Examples of org.apache.hadoop.hbase.client.Scan.addColumn()

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      rs.close();
    }

    Assert.assertEquals(i, results.length - 1);
    scan = new Scan();
    scan.addColumn(columnFamily.getBytes(),inColumn.getBytes());
    scan.setStartRow(Bytes.toBytes("incRow"));
    rs = table.getScanner(scan);
    out = null;
    try {
      for (Result r = rs.next(); r != null; r = rs.next()) {
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    HTable meta = new HTable(TEST_UTIL.getConfiguration(),
      HConstants.META_TABLE_NAME);
    while (true) {
      int rows = 0;
      Scan scan = new Scan();
      scan.addColumn(HConstants.CATALOG_FAMILY, HConstants.SERVER_QUALIFIER);
      ResultScanner s = meta.getScanner(scan);
      for (Result r = null; (r = s.next()) != null;) {
        byte [] b =
          r.getValue(HConstants.CATALOG_FAMILY, HConstants.SERVER_QUALIFIER);
        if (b == null || b.length <= 0) {
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    HTable t = new HTable(TEST_UTIL.getConfiguration(), TABLENAME);
    HTable meta = new HTable(TEST_UTIL.getConfiguration(),
        HConstants.META_TABLE_NAME);
    int rows = 0;
    Scan scan = new Scan();
    scan.addColumn(HConstants.CATALOG_FAMILY, HConstants.REGIONINFO_QUALIFIER);
    ResultScanner s = meta.getScanner(scan);
    for (Result r = null; (r = s.next()) != null;) {
      byte [] b =
        r.getValue(HConstants.CATALOG_FAMILY, HConstants.REGIONINFO_QUALIFIER);
      if (b == null || b.length <= 0) {
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  }

  public ResultScanner getScanner(byte[] family, byte[] qualifier)
      throws IOException {
    Scan scan = new Scan();
    scan.addColumn(family, qualifier);
    return new Scanner(scan);
  }

  public boolean isAutoFlush() {
    return true;
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    for(int i = 0; i < scanColumns.length; i++) {
      try {
        scan = new Scan(FIRST_ROW);
        for (int ii = 0; ii < EXPLICIT_COLS.length; ii++) {
          scan.addColumn(COLS[0],  EXPLICIT_COLS[ii]);
        }
        scanner = r.getScanner(scan);
        while (scanner.next(results)) {
          assertTrue(hasColumn(results, HConstants.CATALOG_FAMILY,
              HConstants.REGIONINFO_QUALIFIER));
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    assertEquals(1, r.size());
    assertByteEquals(value2, r.getValue(fam1, qual1));

    // next:
    Scan scan = new Scan(row);
    scan.addColumn(fam1, qual1);
    InternalScanner s = region.getScanner(scan);

    List<KeyValue> results = new ArrayList<KeyValue>();
    assertEquals(false, s.next(results));
    assertEquals(1, results.size());
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    List<KeyValue> expected = new ArrayList<KeyValue>();
    expected.add(kv13);
    expected.add(kv12);
   
    Scan scan = new Scan(row1);
    scan.addColumn(fam1, qf1);
    scan.setMaxVersions(MAX_VERSIONS);
    List<KeyValue> actual = new ArrayList<KeyValue>();
    InternalScanner scanner = region.getScanner(scan);
   
    boolean hasNext = scanner.next(actual);
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    expected.add(kv12);
    expected.add(kv23);
    expected.add(kv22);
   
    Scan scan = new Scan(row1);
    scan.addColumn(fam1, qf1);
    scan.addColumn(fam1, qf2);
    scan.setMaxVersions(MAX_VERSIONS);
    List<KeyValue> actual = new ArrayList<KeyValue>();
    InternalScanner scanner = region.getScanner(scan);
   
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    expected.add(kv23);
    expected.add(kv22);
   
    Scan scan = new Scan(row1);
    scan.addColumn(fam1, qf1);
    scan.addColumn(fam1, qf2);
    scan.setMaxVersions(MAX_VERSIONS);
    List<KeyValue> actual = new ArrayList<KeyValue>();
    InternalScanner scanner = region.getScanner(scan);
   
    boolean hasNext = scanner.next(actual);
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    expected.add(kv24);
    expected.add(kv23);
    expected.add(kv22);
   
    Scan scan = new Scan(row1);
    scan.addColumn(fam1, qf1);
    scan.addColumn(fam1, qf2);
    int versions = 3;
    scan.setMaxVersions(versions);
    List<KeyValue> actual = new ArrayList<KeyValue>();
    InternalScanner scanner = region.getScanner(scan);
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