Examples with Row com.google.bigtable.v2.Row used on opensource projects

Example 51 with Row

use of com.google.bigtable.v2.Row in project YCSB by brianfrankcooper.

the class GoogleBigtableClient method read.

@Override
public Status read(String table, String key, Set<String> fields, Map<String, ByteIterator> result) {
    if (debug) {
        System.out.println("Doing read from Bigtable columnfamily " + new String(columnFamilyBytes));
        System.out.println("Doing read for key: " + key);
    }
    setTable(table);
    RowFilter filter = RowFilter.newBuilder().setFamilyNameRegexFilterBytes(ByteStringer.wrap(columnFamilyBytes)).build();
    if (fields != null && fields.size() > 0) {
        Builder filterChain = RowFilter.Chain.newBuilder();
        filterChain.addFilters(filter);
        filterChain.addFilters(RowFilter.newBuilder().setCellsPerColumnLimitFilter(1).build());
        int count = 0;
        // usually "field#" so pre-alloc
        final StringBuilder regex = new StringBuilder(fields.size() * 6);
        for (final String field : fields) {
            if (count++ > 0) {
                regex.append("|");
            }
            regex.append(field);
        }
        filterChain.addFilters(RowFilter.newBuilder().setColumnQualifierRegexFilter(ByteStringer.wrap(regex.toString().getBytes()))).build();
        filter = RowFilter.newBuilder().setChain(filterChain.build()).build();
    }
    final ReadRowsRequest.Builder rrr = ReadRowsRequest.newBuilder().setTableNameBytes(ByteStringer.wrap(lastTableBytes)).setFilter(filter).setRows(RowSet.newBuilder().addRowKeys(ByteStringer.wrap(key.getBytes())));
    List<Row> rows;
    try {
        rows = client.readRowsAsync(rrr.build()).get();
        if (rows == null || rows.isEmpty()) {
            return Status.NOT_FOUND;
        }
        for (final Row row : rows) {
            for (final Family family : row.getFamiliesList()) {
                if (Arrays.equals(family.getNameBytes().toByteArray(), columnFamilyBytes)) {
                    for (final Column column : family.getColumnsList()) {
                        // we should only have a single cell per column
                        result.put(column.getQualifier().toString(UTF8_CHARSET), new ByteArrayByteIterator(column.getCells(0).getValue().toByteArray()));
                        if (debug) {
                            System.out.println("Result for field: " + column.getQualifier().toString(UTF8_CHARSET) + " is: " + column.getCells(0).getValue().toString(UTF8_CHARSET));
                        }
                    }
                }
            }
        }
        return Status.OK;
    } catch (InterruptedException e) {
        System.err.println("Interrupted during get: " + e);
        Thread.currentThread().interrupt();
        return Status.ERROR;
    } catch (ExecutionException e) {
        System.err.println("Exception during get: " + e);
        return Status.ERROR;
    }
}

Example 52 with Row

use of com.google.bigtable.v2.Row in project simple-bigtable by spotify.

the class RowReadImplTest method testBinaryToDataType.

@Test
public void testBinaryToDataType() throws Exception {
    assertFalse(binaryRowRead.toDataType().apply(ImmutableList.of()).isPresent());
    final Row row = Row.getDefaultInstance();
    assertEquals(row, binaryRowRead.toDataType().apply(ImmutableList.of(row)).get());
}

Example 53 with Row

use of com.google.bigtable.v2.Row in project googleads-java-lib by googleads.

the class PqlTest method testCombineResultSet.

@Test
public void testCombineResultSet() {
    Row row1 = new Row();
    row1.setValues(new Value[] { textValue1, booleanValue1, numberValue1 });
    Row row2 = new Row();
    row2.setValues(new Value[] { textValue2, booleanValue2, numberValue2 });
    Row row3 = new Row();
    row3.setValues(new Value[] { textValue3, booleanValue3, numberValue3 });
    ResultSet resultSet1 = new ResultSet();
    resultSet1.setColumnTypes(new ColumnType[] { column1, column2, column3 });
    resultSet1.setRows(new Row[] { row1, row2 });
    ResultSet resultSet2 = new ResultSet();
    resultSet2.setColumnTypes(new ColumnType[] { column1, column2, column3 });
    resultSet2.setRows(new Row[] { row3 });
    ResultSet combinedResultSet = Pql.combineResultSets(resultSet1, resultSet2);
    assertEquals(3, combinedResultSet.getRows().length);
    assertArrayEquals(new ColumnType[] { column1, column2, column3 }, combinedResultSet.getColumnTypes());
    assertArrayEquals(new Value[] { textValue1, booleanValue1, numberValue1 }, combinedResultSet.getRows()[0].getValues());
    assertArrayEquals(new Value[] { textValue2, booleanValue2, numberValue2 }, combinedResultSet.getRows()[1].getValues());
    assertArrayEquals(new Value[] { textValue3, booleanValue3, numberValue3 }, combinedResultSet.getRows()[2].getValues());
}

Example 54 with Row

use of com.google.bigtable.v2.Row in project googleads-java-lib by googleads.

the class PqlTest method testCombineResultSet_badColumns.

@Test
public void testCombineResultSet_badColumns() {
    Row row1 = new Row();
    row1.setValues(new Value[] { textValue1, booleanValue1, numberValue1 });
    Row row2 = new Row();
    row2.setValues(new Value[] { textValue2, booleanValue2, numberValue2 });
    Row row3 = new Row();
    row3.setValues(new Value[] { textValue3, booleanValue3 });
    ResultSet resultSet1 = new ResultSet();
    resultSet1.setColumnTypes(new ColumnType[] { column1, column2, column3 });
    resultSet1.setRows(new Row[] { row1, row2 });
    ResultSet resultSet2 = new ResultSet();
    resultSet2.setColumnTypes(new ColumnType[] { column1, column2 });
    resultSet2.setRows(new Row[] { row3 });
    thrown.expect(IllegalArgumentException.class);
    Pql.combineResultSets(resultSet1, resultSet2);
}

Example 55 with Row

use of com.google.bigtable.v2.Row in project googleads-java-lib by googleads.

the class PqlTest method testGetRowStringValues.

@Test
public void testGetRowStringValues() {
    Row row = new Row();
    row.setValues(new Value[] { textValue1, booleanValue1, numberValue2, numberSetValue });
    assertEquals(Lists.newArrayList(new String[] { "value1", "false", "1.02", "1,-1" }), Pql.getRowStringValues(row));
}