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

Example 16 with Row

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

the class RowReadImplTest method testToDataType.

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

Example 17 with Row

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

the class FamilyReadImplTest method testParentDataTypeToDataType.

@Test
public void testParentDataTypeToDataType() throws Exception {
    assertEquals(Optional.empty(), familyRead.parentTypeToCurrentType().apply(Optional.empty()));
    assertEquals(Optional.empty(), familyRead.parentTypeToCurrentType().apply(Optional.of(Row.getDefaultInstance())));
    final Family family = Family.getDefaultInstance();
    final Row row = Row.newBuilder().addFamilies(family).build();
    assertEquals(Optional.of(family), familyRead.parentTypeToCurrentType().apply(Optional.of(row)));
}

Example 18 with Row

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

the class Pql method combineResultSets.

/**
 * Combines the first and second result sets, if and only if, the columns of both result sets
 * match.
 *
 * @throws IllegalArgumentException if the columns of the first result set don't match the second
 */
public static ResultSet combineResultSets(ResultSet first, ResultSet second) {
    Function<ColumnType, String> columnTypeToString = new Function<ColumnType, String>() {

        public String apply(ColumnType input) {
            return input.getLabelName();
        }
    };
    List<String> firstColumns = Lists.transform(Lists.newArrayList(first.getColumnTypes()), columnTypeToString);
    List<String> secondColumns = Lists.transform(Lists.newArrayList(second.getColumnTypes()), columnTypeToString);
    if (!firstColumns.equals(secondColumns)) {
        throw new IllegalArgumentException(String.format("First result set columns [%s] do not match second columns [%s]", Joiner.on(",").join(firstColumns), Joiner.on(",").join(secondColumns)));
    }
    List<Row> combinedRows = Lists.newArrayList(first.getRows());
    if (second.getRows() != null) {
        combinedRows.addAll(Lists.newArrayList(second.getRows()));
    }
    ResultSet combinedResultSet = new ResultSet();
    combinedResultSet.getColumnTypes().addAll(first.getColumnTypes());
    combinedResultSet.getRows().addAll(combinedRows);
    return combinedResultSet;
}

Example 19 with Row

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

the class Pql method resultSetToStringArrayList.

/**
 * Gets the result set as list of string arrays, which can be transformed to a CSV using {@code
 * CsvFiles} such as
 *
 * <pre>
 * <code>
 * ResultSet combinedResultSet = Pql.combineResultSet(resultSet1, resultSet2);
 * //...
 * combinedResultSet = Pql.combineResultSet(combinedResultSet, resultSet3);
 * CsvFiles.writeCsv(Pql.resultSetToStringArrayList(combinedResultSet), filePath);
 * </code>
 * </pre>
 *
 * @param resultSet the result set to convert to a CSV compatible format
 * @return a list of string arrays representing the result set
 */
public static List<String[]> resultSetToStringArrayList(ResultSet resultSet) {
    List<String[]> stringArrayList = Lists.newArrayList();
    stringArrayList.add(getColumnLabels(resultSet).toArray(new String[] {}));
    if (resultSet.getRows() != null) {
        for (Row row : resultSet.getRows()) {
            try {
                stringArrayList.add(getRowStringValues(row).toArray(new String[] {}));
            } catch (IllegalArgumentException e) {
                throw new IllegalStateException("Cannot convert result set to string array list", e);
            }
        }
    }
    return stringArrayList;
}

Example 20 with Row

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

the class Pql method combineResultSets.

/**
 * Combines the first and second result sets, if and only if, the columns of both result sets
 * match.
 *
 * @throws IllegalArgumentException if the columns of the first result set don't match the second
 */
public static ResultSet combineResultSets(ResultSet first, ResultSet second) {
    Function<ColumnType, String> columnTypeToString = new Function<ColumnType, String>() {

        public String apply(ColumnType input) {
            return input.getLabelName();
        }
    };
    List<String> firstColumns = Lists.transform(Lists.newArrayList(first.getColumnTypes()), columnTypeToString);
    List<String> secondColumns = Lists.transform(Lists.newArrayList(second.getColumnTypes()), columnTypeToString);
    if (!firstColumns.equals(secondColumns)) {
        throw new IllegalArgumentException(String.format("First result set columns [%s] do not match second columns [%s]", Joiner.on(",").join(firstColumns), Joiner.on(",").join(secondColumns)));
    }
    List<Row> combinedRows = Lists.newArrayList(first.getRows());
    if (second.getRows() != null) {
        combinedRows.addAll(Lists.newArrayList(second.getRows()));
    }
    ResultSet combinedResultSet = new ResultSet();
    combinedResultSet.getColumnTypes().addAll(first.getColumnTypes());
    combinedResultSet.getRows().addAll(combinedRows);
    return combinedResultSet;
}