How to use

CounterTimeseriesTable

in

co.cask.cdap.api.dataset.lib

 @Override
 public CounterTimeseriesTable getDataset(DatasetContext datasetContext, DatasetSpecification spec,
                      Map<String, String> arguments, ClassLoader classLoader) throws IOException {
  return new CounterTimeseriesTable(spec, this.<Table>getDataset(datasetContext, "ts", spec, arguments, classLoader));
 }
}

/**
 * Increments the value for a counter for a row and timestamp.
 *
 * @param counter the name of the counter to increment
 * @param amount the amount to increment by
 * @param timestamp timestamp of the entry
 * @param tags optional list of tags associated with the counter. See {@link TimeseriesTable} class description
 *             for more details.
 * @return value of the entry after increment
 */
@ReadWrite
public long increment(byte[] counter, long amount, long timestamp, byte[]... tags) {
 return internalIncrement(counter, amount, timestamp, tags);
}

final Iterator<Entry> internalItor = readInternal(counter, startTime, endTime, tags);
return new Iterator<Counter>() {
 @Override

assertEquals(2L, table.increment(rowKey1, 2L, timestamp1));
assertEquals(2L, table.increment(rowKey1, 0L, timestamp1));
assertEquals(7L, table.increment(rowKey1, 5L, timestamp1));
assertEquals(-2L, table.increment(rowKey2, -2L, timestamp1));
assertEquals(0L, table.increment(rowKey3, 0L, timestamp1));
assertEquals(5L, table.increment(rowKey1, 5L, timestamp2));
assertEquals(10L, table.increment(rowKey1, 5L, timestamp2));
assertEquals(7L, table.increment(rowKey1, 7L, timestamp3));
assertEquals(-2L, table.increment(rowKey2, 0L, timestamp1));
table.set(rowKey1, 20L, timestamp4);
Iterator<CounterTimeseriesTable.Counter> result = table.read(rowKey1, timestamp4, timestamp4);
assertCounterEquals(rowKey1, 20L, timestamp4, result.next());
assertFalse(result.hasNext());
result = table.read(rowKey1, timestamp1, timestamp4);
assertCounterEquals(rowKey1, 7L, timestamp1, result.next());
assertCounterEquals(rowKey1, 10L, timestamp2, result.next());
result = table.read(rowKey1, timestamp1, timestamp3, 1, 2);
assertCounterEquals(rowKey1, 10L, timestamp2, result.next());
assertCounterEquals(rowKey1, 7L, timestamp3, result.next());
assertFalse(result.hasNext());
table.set(rowKey4, 3L, timestamp1, tag1);
table.increment(rowKey4, 5L, timestamp2);
table.increment(rowKey4, 7L, timestamp3);
table.increment(rowKey4, 11L, timestamp3, tag1);
table.increment(rowKey4, 13L, timestamp3);

final Iterator<Counter> iterator = read(counter, startTime, endTime, tags);

/**
 * Set the value for a counter.
 *
 * @param counter the name of the counter to set
 * @param value the value to set
 * @param timestamp timestamp of the entry
 * @param tags optional list of tags associated with the counter. See {@link TimeseriesTable} class description
 *             for more details.
 */
@WriteOnly
public void set(byte[] counter, long value, long timestamp, byte[]... tags) {
 write(counter, Bytes.toBytes(value), timestamp, tags);
}