protected static KuduTable createTable(
String tableName, Schema schema, CreateTableBuilder builder) {
LOG.info("Creating table: {}", tableName);
Deferred<KuduTable> d = client.createTable(tableName, schema, builder);
final AtomicBoolean gotError = new AtomicBoolean(false);
d.addErrback(
new Callback<Object, Object>() {
@Override
public Object call(Object arg) throws Exception {
gotError.set(true);
LOG.error("Error : " + arg);
return null;
}
});
KuduTable table = null;
try {
table = d.join(DEFAULT_SLEEP);
} catch (Exception e) {
fail("Timed out");
}
if (gotError.get()) {
fail(
"Got error during table creation, is the Kudu master running at "
+ masterAddresses
+ "?");
}
tableNames.add(tableName);
return table;
}
/**
* Wait up to DEFAULT_SLEEP for an expected count of TS to connect to the master
*
* @param expected How many TS are expected
* @return true if there are at least as many TS as expected, otherwise false
*/
static boolean waitForTabletServers(int expected) throws Exception {
int count = 0;
Stopwatch stopwatch = new Stopwatch().start();
while (count < expected && stopwatch.elapsedMillis() < DEFAULT_SLEEP) {
Thread.sleep(200);
Deferred<ListTabletServersResponse> d = client.listTabletServers();
d.addErrback(defaultErrorCB);
count = d.join(DEFAULT_SLEEP).getTabletServersCount();
}
return count >= expected;
}
