@Test
public void testBucketMonthComparator() throws Exception {
DataSegment[] sortedOrder = {
makeDataSegment("test1", "2011-01-01/2011-01-02", "a"),
makeDataSegment("test1", "2011-01-02/2011-01-03", "a"),
makeDataSegment("test1", "2011-01-02/2011-01-03", "b"),
makeDataSegment("test2", "2011-01-01/2011-01-02", "a"),
makeDataSegment("test2", "2011-01-02/2011-01-03", "a"),
makeDataSegment("test1", "2011-02-01/2011-02-02", "a"),
makeDataSegment("test1", "2011-02-02/2011-02-03", "a"),
makeDataSegment("test1", "2011-02-02/2011-02-03", "b"),
makeDataSegment("test2", "2011-02-01/2011-02-02", "a"),
makeDataSegment("test2", "2011-02-02/2011-02-03", "a"),
};
List<DataSegment> shuffled = Lists.newArrayList(sortedOrder);
Collections.shuffle(shuffled);
Set<DataSegment> theSet = Sets.newTreeSet(DataSegment.bucketMonthComparator());
theSet.addAll(shuffled);
int index = 0;
for (DataSegment dataSegment : theSet) {
Assert.assertEquals(sortedOrder[index], dataSegment);
++index;
}
}
public Set<DataSegment> getAvailableDataSegments() {
Set<DataSegment> availableSegments =
Sets.newTreeSet(Comparators.inverse(DataSegment.bucketMonthComparator()));
Iterable<DataSegment> dataSegments =
Iterables.concat(
Iterables.transform(
databaseSegmentManager.getInventory(),
new Function<DruidDataSource, Iterable<DataSegment>>() {
@Override
public Iterable<DataSegment> apply(DruidDataSource input) {
return input.getSegments();
}
}));
for (DataSegment dataSegment : dataSegments) {
if (dataSegment.getSize() < 0) {
log.makeAlert("No size on Segment, wtf?").addData("segment", dataSegment).emit();
}
availableSegments.add(dataSegment);
}
return availableSegments;
}
