Examples of org.apache.hadoop.zebra.io.TableScanner.advance()

Class org.apache.hadoop.zebra.io.TableScanner

Examples of org.apache.hadoop.zebra.io.TableScanner.advance()

org.apache.hadoop.zebra.io.TableScanner.advance()
Advance cursor to the next Row. @return true if the cursor is moved. It will return true when the scannermoves the cursor from the last row to the end position. @throws IOException

    scanner.getValue(value);


    Assert.assertEquals(1001L, value.get(0));
    Assert.assertEquals(true, value.get(1));


    scanner.advance();
    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(value);
    Assert.assertEquals(1002L, value.get(0));
    Assert.assertEquals(false, value.get(1));

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        Assert.assertEquals(123.456789, cur.get(0));
        Assert.assertEquals(100, cur.get(1));
        // Assert.assertEquals(3.1415926, cur.get(2));
      }
    }
    scanner.advance();
    scanner.getValue(RowValue);
    Iterator<Tuple> it2 = ((DataBag) RowValue.get(0)).iterator();
    int list2 = 0;
    while (it2.hasNext()) {
      Tuple cur = it2.next();

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    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k11".getBytes()));
    scanner.getValue(RowValue);
    Assert.assertEquals(1, RowValue.get(0));
    Assert.assertEquals(1.3, RowValue.get(1));
    scanner.advance();


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(RowValue);
    Assert.assertEquals(2, RowValue.get(0));

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    Assert.assertEquals(tmp, f4.get("b"));
    tmp = 3;
    Assert.assertEquals(tmp, f4.get("c"));
    Assert.assertEquals(1.3, ((Tuple) ((Tuple) RowValue.get(1)).get(0)).get(0));


    scanner.advance();


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(RowValue);
    Assert.assertEquals(2, ((Tuple) RowValue.get(0)).get(0));

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    Assert.assertEquals(tmp, f4.get("b"));
    tmp = 3;
    Assert.assertEquals(tmp, f4.get("c"));
    Assert.assertEquals(null, f4.get("x"));


    scanner.advance();


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(RowValue);

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    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k11".getBytes()));
    scanner.getValue(RowValue);
    Assert.assertEquals("{a=A}", RowValue.get(0).toString());


    scanner.advance();
    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(RowValue);
    Assert.assertEquals("{a=A2}", RowValue.get(0).toString());

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    Assert.assertEquals(null, ((Map) ((Map) RowValue.get(0)).get("a")));
    Assert.assertEquals(null, ((Map) ((Map) RowValue.get(0)).get("c")));


    System.out.println(RowValue.get(1).toString());


    scanner.advance();


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(RowValue);
    Assert.assertEquals(null, ((Map) RowValue.get(0)).get("b"));

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    Assert.assertEquals(null, (((Map) ((Map) RowValue.get(1)).get("c4"))
        .get("mc4")));
    Assert.assertEquals(null, (((Map) ((Map) RowValue.get(1)).get("c4"))
        .get("mb4")));


    scanner.advance();


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(RowValue);
    System.out.println(RowValue.get(1).toString());

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    Assert.assertEquals(1, RowValue.get(4));
    Assert.assertEquals(1001L, RowValue.get(3));
    Assert.assertEquals(1.1f, RowValue.get(2));
    Assert.assertEquals("hello world 1", RowValue.get(1));
    Assert.assertEquals("hello byte 1", RowValue.get(0).toString());
    scanner.advance();
    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(RowValue);
    Assert.assertEquals(false, RowValue.get(5));
    Assert.assertEquals(2, RowValue.get(4));

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    Assert.assertEquals(key, new BytesWritable("k11".getBytes()));
    scanner.getValue(RowValue);
    Assert.assertEquals("hello world 1", RowValue.get(0));
    Assert.assertEquals(true, RowValue.get(1));


    scanner.advance();


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(RowValue);
    Assert.assertEquals("hello world 2", RowValue.get(0));

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