Examples of TableScanner

com.pardot.rhombus.TableScanner
User: Michael Frank Date: 6/30/14
fitnesse.testsystems.slim.TableScanner
org.apache.hadoop.zebra.io.TableScanner
Scanner interface allows application to scan a range of rows of a table. It is the caller's responsibility to close() the scanner after finishing using it. Scanner allows one to fetch the key without fetching the value to allow underlying implementation to instantiating tuple objects (Row) lazily.
org.htmlparser.scanners.TableScanner

Examples of com.pardot.rhombus.TableScanner

    for(Map<String, Object> insertValue : values) {
      om.insert(objectType, insertValue);
    }


    VisitorFactoryTester visitorFactory = new VisitorFactoryTester();
    TableScanner scanner = new TableScanner(om, objectType, 1, visitorFactory, null);
    scanner.scan();


    long totalCount = 0;
    for(VisitorTester visitor : visitorFactory.getInstances()) {
      totalCount += visitor.getObjectCount();
    }

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Examples of fitnesse.testsystems.slim.TableScanner

    return st;
  }


  private ScriptTable makeScriptTable(String tableText, boolean localized) throws Exception {
    WikiPageUtil.setPageContents(root, tableText);
    TableScanner ts = new HtmlTableScanner(root.getHtml());
    Table t = ts.getTable(0);
    SlimTestContextImpl testContext = new SlimTestContextImpl();
    if (localized) return new LocalizedScriptTable(t, "id", testContext);
    else return new ScriptTable(t, "id", testContext);
  }

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Examples of org.apache.hadoop.zebra.io.TableScanner

    ColumnGroup.Reader reader = new ColumnGroup.Reader(path, conf);
    if (projection != null) {
      reader.setProjection(projection);
    }
    int totalRows = 0;
    TableScanner scanner = reader.getScanner(null, true);
    for (; !scanner.atEnd(); scanner.advance()) {
      ++totalRows;
    }
    scanner.close();
    return totalRows;
  }

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Examples of org.apache.hadoop.zebra.io.TableScanner


    List<RangeSplit> splits = reader.rangeSplit(1);
    reader.close();
    reader = new BasicTable.Reader(path, conf);
    reader.setProjection(projection);
    TableScanner scanner = reader.getScanner(splits.get(0), true);
    BytesWritable key = new BytesWritable();
    Tuple value = TypesUtils.createTuple(scanner.getSchema());


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k11".getBytes()));
    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));


    reader.close();
  }

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Examples of org.apache.hadoop.zebra.io.TableScanner


    List<RangeSplit> splits = reader.rangeSplit(1);
    reader.close();
    reader = new BasicTable.Reader(path, conf);
    reader.setProjection(projection);
    TableScanner scanner = reader.getScanner(splits.get(0), true);
    BytesWritable key = new BytesWritable();
    Tuple value = TypesUtils.createTuple(scanner.getSchema());


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k11".getBytes()));
    scanner.getValue(value);


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

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Examples of org.apache.hadoop.zebra.io.TableScanner


    List<RangeSplit> splits = reader.rangeSplit(1);
    reader.close();
    reader = new BasicTable.Reader(path, conf);
    reader.setProjection(projection);
    TableScanner scanner = reader.getScanner(splits.get(0), true);
    BytesWritable key = new BytesWritable();
    Tuple value = TypesUtils.createTuple(scanner.getSchema());


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k11".getBytes()));
    scanner.getValue(value);


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

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Examples of org.apache.hadoop.zebra.io.TableScanner


    List<RangeSplit> splits = reader.rangeSplit(1);
    reader.close();
    reader = new BasicTable.Reader(path, conf);
    reader.setProjection(projection);
    TableScanner scanner = reader.getScanner(splits.get(0), true);
    BytesWritable key = new BytesWritable();
    Tuple value = TypesUtils.createTuple(scanner.getSchema());


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k11".getBytes()));
    scanner.getValue(value);


    Tuple recordTuple = (Tuple) value.get(2);
    Assert.assertEquals(1, recordTuple.get(0));
    Assert.assertEquals(1001L, recordTuple.get(1));
    Assert.assertEquals(true, value.get(0));

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Examples of org.apache.hadoop.zebra.io.TableScanner


    List<RangeSplit> splits = reader.rangeSplit(1);
    reader.close();
    reader = new BasicTable.Reader(path, conf);
    reader.setProjection(projection);
    TableScanner scanner = reader.getScanner(splits.get(0), true);
    BytesWritable key = new BytesWritable();
    Tuple value = TypesUtils.createTuple(scanner.getSchema());


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k11".getBytes()));
    scanner.getValue(value);


    Tuple recordTuple = (Tuple) value.get(2);
    Assert.assertEquals(1, recordTuple.get(0));
    Assert.assertEquals(1001L, recordTuple.get(1));
    Assert.assertEquals(true, value.get(0));

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Examples of org.apache.hadoop.zebra.io.TableScanner


    String projection1 = new String("a,b,c");
    BasicTable.Reader reader = new BasicTable.Reader(pathTable1, conf);
    reader.setProjection(projection1);
    List<RangeSplit> splits = reader.rangeSplit(1);
    TableScanner scanner = reader.getScanner(splits.get(0), true);
    scanner = reader.getScanner(splits.get(0), true);
    BytesWritable key = new BytesWritable();
    Tuple RowValue = TypesUtils.createTuple(scanner.getSchema());


    scanner.getKey(key);
    // Assert.assertEquals(key, new BytesWritable("k11".getBytes()));


    System.out.println("read record or record:" + RowValue.toString());


    for (int i = 0; i <= 9; i++) {
      scanner.getValue(RowValue);
      System.out.println("read record or record:" + RowValue.toString());
      Assert.assertEquals(i + "_00", RowValue.get(0));
      Assert.assertEquals(i + "_01", RowValue.get(1));
      Assert.assertEquals(i + "_02", RowValue.get(2));
      scanner.advance();
    }
    for (int i = 0; i <= 9; i++) {
      scanner.getValue(RowValue);
      System.out.println("read record or record:" + RowValue.toString());
      Assert.assertEquals(i + "_10", RowValue.get(0));
      Assert.assertEquals(i + "_11", RowValue.get(1));
      Assert.assertEquals(i + "_12", RowValue.get(2));
      scanner.advance();
    }


    reader.close();
  }

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Examples of org.apache.hadoop.zebra.io.TableScanner

     */
    String projection = new String("column5#{key51}");
    BasicTable.Reader reader = new BasicTable.Reader(path, conf);
    reader.setProjection(projection);
    List<RangeSplit> splits = reader.rangeSplit(1);
    TableScanner scanner = reader.getScanner(splits.get(0), true);
    BytesWritable key = new BytesWritable();
    Tuple RowValue = TypesUtils.createTuple(scanner.getSchema());


    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k11".getBytes()));
    scanner.getValue(RowValue);
    System.out.println("read1 : " + RowValue.toString());
    Assert.assertEquals("{key51=key511}", RowValue.get(0).toString());


    scanner.advance();
    scanner.getKey(key);
    Assert.assertEquals(key, new BytesWritable("k12".getBytes()));
    scanner.getValue(RowValue);
    System.out.println(RowValue.get(0).toString());
    Assert.assertEquals("{key51=key512}", RowValue.get(0).toString());


    reader.close();
  }

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