@SuppressWarnings("unchecked")
private Path toDirectoryName(Path dir, PartitionKey key) {
Path result = dir;
for (int i = 0; i < key.getLength(); i++) {
final FieldPartitioner fp = partitionStrategy.getFieldPartitioners().get(i);
if (result != null) {
result = new Path(result, convert.dirnameForValue(fp, key.get(i)));
} else {
result = new Path(convert.dirnameForValue(fp, key.get(i)));
}
}
return result;
}
@Test
public void testDirnameMinWidth() {
Assert.assertEquals(
"min=01",
PathConversion.dirnameForValue(new MinuteFieldPartitioner("timestamp", "min"), 1));
Assert.assertEquals(
"hour=01",
PathConversion.dirnameForValue(new HourFieldPartitioner("timestamp", "hour"), 1));
Assert.assertEquals(
"day=01",
PathConversion.dirnameForValue(new DayOfMonthFieldPartitioner("timestamp", "day"), 1));
Assert.assertEquals(
"month=01",
PathConversion.dirnameForValue(new MonthFieldPartitioner("timestamp", "month"), 1));
Assert.assertEquals(
"year=2013",
PathConversion.dirnameForValue(new YearFieldPartitioner("timestamp", "year"), 2013));
}
@Test
public void testUsesFieldName() {
Assert.assertEquals(
"day_of_month_field",
Iterables.getFirst(
EQ.split(
PathConversion.dirnameForValue(
new DayOfMonthFieldPartitioner("day", "day_of_month_field"), 10)),
null));
}