use of org.apache.bookkeeper.feature.FixedValueFeature in project distributedlog by twitter.
the class TestAsyncReaderWriter method writeRecordsWithOutstandingWriteLimit.
public void writeRecordsWithOutstandingWriteLimit(int stream, int global, boolean shouldFail) throws Exception {
DistributedLogConfiguration confLocal = new DistributedLogConfiguration();
confLocal.addConfiguration(testConf);
confLocal.setOutputBufferSize(0);
confLocal.setImmediateFlushEnabled(true);
confLocal.setPerWriterOutstandingWriteLimit(stream);
confLocal.setOutstandingWriteLimitDarkmode(false);
DistributedLogManager dlm;
if (global > -1) {
dlm = createNewDLM(confLocal, runtime.getMethodName(), new SimplePermitLimiter(false, global, new NullStatsLogger(), true, new FixedValueFeature("", 0)));
} else {
dlm = createNewDLM(confLocal, runtime.getMethodName());
}
BKAsyncLogWriter writer = (BKAsyncLogWriter) (dlm.startAsyncLogSegmentNonPartitioned());
ArrayList<Future<DLSN>> results = new ArrayList<Future<DLSN>>(1000);
for (int i = 0; i < 1000; i++) {
results.add(writer.write(DLMTestUtil.getLogRecordInstance(1L)));
}
for (Future<DLSN> result : results) {
try {
Await.result(result);
if (shouldFail) {
fail("should fail due to no outstanding writes permitted");
}
} catch (OverCapacityException ex) {
assertTrue(shouldFail);
}
}
writer.closeAndComplete();
dlm.close();
}
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