Package org.apache.hadoop.hbase.regionserver

Examples of org.apache.hadoop.hbase.regionserver.KeyValueScanner.seek()

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      scanner.seek(fakeKV); // have to call seek of each underlying scanner, otherwise KeyValueHeap won't work
      scanners.add(scanner);
    }
    assertTrue(!scanners.isEmpty());
    KeyValueScanner kvh = new KeyValueHeap(scanners, KeyValue.COMPARATOR);
    boolean seekOk = kvh.seek(fakeKV);
    assertTrue(seekOk);
    KeyValue kv = kvh.next();
    kvh.close();
    return kv;
  }
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      scanner.seek(fakeKV); // have to call seek of each underlying scanner, otherwise KeyValueHeap won't work
      scanners.add(scanner);
    }
    assertTrue(!scanners.isEmpty());
    KeyValueScanner kvh = new KeyValueHeap(scanners, KeyValue.COMPARATOR);
    boolean seekOk = kvh.seek(fakeKV);
    assertTrue(seekOk);
    KeyValue kv = kvh.next();
    kvh.close();
    return kv;
  }
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    store.add(kv, true);
    // adding the exact same kv shouldn't change anything stored if not overwritting
    store.add(kv2, false);
    KeyValueScanner scanner = store.getScanner();
    KeyValue first = KeyValue.createFirstOnRow(row);
    scanner.seek(first);
    assertTrue("Overwrote kv when specifically not!", kv == scanner.next());
    scanner.close();

    // now when we overwrite, we should get the newer one
    store.add(kv2, true);
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    scanner.close();

    // now when we overwrite, we should get the newer one
    store.add(kv2, true);
    scanner = store.getScanner();
    scanner.seek(first);
    assertTrue("Didn't overwrite kv when specifically requested!", kv2 == scanner.next());
    scanner.close();
  }

  /**
 
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    store.add(d, true);

    // null qualifiers should always sort before the non-null cases
    KeyValueScanner scanner = store.getScanner();
    KeyValue first = KeyValue.createFirstOnRow(row);
    assertTrue("Didn't have any data in the scanner", scanner.seek(first));
    assertTrue("Didn't get delete family first (no qualifier == sort first)", df == scanner.next());
    assertTrue("Didn't get point delete before corresponding put", d == scanner.next());
    assertTrue("Didn't get larger ts Put", kv == scanner.next());
    assertTrue("Didn't get delete column before corresponding put(delete sorts first)",
      dc == scanner.next());
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      scanner.seek(fakeKV); // have to call seek of each underlying scanner, otherwise KeyValueHeap won't work
      scanners.add(scanner);
    }
    assertTrue(!scanners.isEmpty());
    KeyValueScanner kvh = new KeyValueHeap(scanners, KeyValue.COMPARATOR);
    boolean seekOk = kvh.seek(fakeKV);
    assertTrue(seekOk);
    KeyValue kv = kvh.next();
    kvh.close();
    return kv;
  }
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    store.add(kv, true);
    // adding the exact same kv shouldn't change anything stored if not overwritting
    store.add(kv2, false);
    KeyValueScanner scanner = store.getScanner();
    KeyValue first = KeyValue.createFirstOnRow(row);
    scanner.seek(first);
    assertTrue("Overwrote kv when specifically not!", kv == scanner.next());
    scanner.close();

    // now when we overwrite, we should get the newer one
    store.add(kv2, true);
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    scanner.close();

    // now when we overwrite, we should get the newer one
    store.add(kv2, true);
    scanner = store.getScanner();
    scanner.seek(first);
    assertTrue("Didn't overwrite kv when specifically requested!", kv2 == scanner.next());
    scanner.close();
  }

  /**
 
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    store.add(d, true);

    // null qualifiers should always sort before the non-null cases
    KeyValueScanner scanner = store.getScanner();
    KeyValue first = KeyValue.createFirstOnRow(row);
    assertTrue("Didn't have any data in the scanner", scanner.seek(first));
    assertTrue("Didn't get delete family first (no qualifier == sort first)", df == scanner.next());
    assertTrue("Didn't get point delete before corresponding put", d == scanner.next());
    assertTrue("Didn't get larger ts Put", kv == scanner.next());
    assertTrue("Didn't get delete column before corresponding put(delete sorts first)",
      dc == scanner.next());
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    store.add(kv, true);
    // adding the exact same kv shouldn't change anything stored if not overwritting
    store.add(kv2, false);
    KeyValueScanner scanner = store.getScanner();
    KeyValue first = KeyValue.createFirstOnRow(row);
    scanner.seek(first);
    assertTrue("Overwrote kv when specifically not!", kv == scanner.next());
    scanner.close();

    // now when we overwrite, we should get the newer one
    store.add(kv2, true);
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