CounterConfiguration BaseCounterOperation::readConfiguration(infinispan::hotrod::transport::Transport& transport) {
uint8_t flags;
CounterType ct;
Storage st;
long concurrentLevel = 0;
long lower = 0;
long upper = 0;
long initial = 0;
flags = transport.readByte();
switch (flags & 0x03) {
case 0x00:
ct = CounterType::UNBOUNDED_STRONG;
break;
case 0x01:
ct = CounterType::WEAK;
break;
case 0x02:
ct = CounterType::BOUNDED_STRONG;
break;
default:
throw HotRodClientException(std::string("Unknown counter type: ") + std::to_string(flags));
}
st = (flags & 0x04) ? Storage::PERSISTENT : Storage::VOLATILE;
if (ct == WEAK) {
concurrentLevel = transport.readVInt();
}
if (ct == BOUNDED_STRONG) {
lower = transport.readLong();
upper = transport.readLong();
}
initial = transport.readLong();
return CounterConfiguration(initial, lower, upper, concurrentLevel, ct, st);
}
long GetCounterValueOperation::executeOperation(infinispan::hotrod::transport::Transport& transport) {
TRACE("Executing IsCounterDefinedOperation(flags=%u)", flags);
std::unique_ptr<HeaderParams> params(RetryOnFailureOperation<long>::writeHeader(transport, COUNTER_GET_REQUEST));
writeName(transport, counterName);
transport.flush();
uint8_t status = readHeaderAndValidate(transport, *params);
if (!isSuccess(status)) {
throw HotRodClientException(
std::string("Error in GetCountervalue operation, counter name: ") + counterName + " status: "
+ std::to_string(status));
}
auto ret = (long)transport.readLong();
TRACE("Finished IsCounterDefinedOperation");
return ret;
}
long CompareAndSwapCounterValueOperation::executeOperation(infinispan::hotrod::transport::Transport& transport) {
TRACE("Executing CompareAndSwapOperation(flags=%u)", flags);
std::unique_ptr<HeaderParams> params(RetryOnFailureOperation<long>::writeHeader(transport, COUNTER_CAS_REQUEST));
writeName(transport, counterName);
transport.writeLong(expect);
transport.writeLong(update);
transport.flush();
uint8_t status = readHeaderAndValidate(transport, *params);
assertBoundaries(status);
if (status != NO_ERROR_STATUS) {
throw HotRodClientException(
std::string("Error in CompareAndSwap operation, counter name: ") + counterName + " status: "
+ std::to_string(status));
}
auto ret = (long)transport.readLong();
TRACE("Finished CompareAndSwapDefinedOperation");
return ret;
}
