public static void spinAssertEquals(Object expected, Supplier<Object> s, int timeoutInSeconds) {
long now = System.currentTimeMillis();
while (System.currentTimeMillis() - now < now + (1000 * timeoutInSeconds)) {
if (s.get().equals(expected)) break;
Thread.yield();
}
assertEquals(expected, s.get());
}
public static void compact(ColumnFamilyStore cfs, Collection<SSTableReader> sstables) {
int gcBefore = cfs.gcBefore(System.currentTimeMillis());
AbstractCompactionTask task =
cfs.getCompactionStrategy().getUserDefinedTask(sstables, gcBefore);
task.execute(null);
}
public static QueryFilter namesQueryFilter(
ColumnFamilyStore cfs, DecoratedKey key, CellName... names) {
SortedSet<CellName> s = new TreeSet<CellName>(cfs.getComparator());
for (CellName n : names) s.add(n);
return QueryFilter.getNamesFilter(key, cfs.name, s, System.currentTimeMillis());
}
public static ColumnFamily getColumnFamily(Keyspace keyspace, DecoratedKey key, String cfName) {
ColumnFamilyStore cfStore = keyspace.getColumnFamilyStore(cfName);
assert cfStore != null : "Table " + cfName + " has not been defined";
return cfStore.getColumnFamily(
QueryFilter.getIdentityFilter(key, cfName, System.currentTimeMillis()));
}