for (int i = 0; i < bufferSize; i++) {
boolean result = eventStore.tryPut(buildEvent("1", 1L, 1L + i));
Assert.assertTrue(result);
}
boolean result = eventStore.tryPut(buildEvent("1", 1L, 1L + bufferSize));
Assert.assertFalse(result);
try {
result = eventStore.put(buildEvent("1", 1L, 1L + bufferSize), 1000L, TimeUnit.MILLISECONDS);
} catch (CanalStoreException e) {