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Adjust transfer methods behaviour when interrupted

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A transer is attempted even if the transport has been interrupted
(with a timeout). When the timeout is reached, transfer methods will
return TransferResult::interrupted (-3).
This commit is contained in:
Alexey Rybalchenko
2020-09-15 17:18:53 +02:00
committed by Dennis Klein
parent 5e97d85956
commit 6932f88c84
8 changed files with 169 additions and 91 deletions
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8
fairmq/FairMQDevice.h
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@@ -129,7 +129,7 @@ class FairMQDevice
/// @param chan channel name
/// @param i channel index
/// @param sndTimeoutInMs send timeout in ms, -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot send)
/// @return Number of bytes that have been queued. -2 If queueing was not possible or timed out. -1 if there was an error.
/// @return Number of bytes that have been queued, TransferResult::timeout if timed out, TransferResult::error if there was an error, TransferResult::interrupted if interrupted (e.g. by requested state change)
int Send(FairMQMessagePtr& msg, const std::string& channel, const int index = 0, int sndTimeoutInMs = -1)
{
return GetChannel(channel, index).Send(msg, sndTimeoutInMs);
@@ -140,7 +140,7 @@ class FairMQDevice
/// @param chan channel name
/// @param i channel index
/// @param rcvTimeoutInMs receive timeout in ms, -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot receive)
/// @return Number of bytes that have been received. -2 if reading from the queue was not possible or timed out. -1 if there was an error.
/// @return Number of bytes that have been received, TransferResult::timeout if timed out, TransferResult::error if there was an error, TransferResult::interrupted if interrupted (e.g. by requested state change)
int Receive(FairMQMessagePtr& msg, const std::string& channel, const int index = 0, int rcvTimeoutInMs = -1)
{
return GetChannel(channel, index).Receive(msg, rcvTimeoutInMs);
@@ -151,7 +151,7 @@ class FairMQDevice
/// @param chan channel name
/// @param i channel index
/// @param sndTimeoutInMs send timeout in ms, -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot send)
/// @return Number of bytes that have been queued. -2 If queueing was not possible or timed out. -1 if there was an error.
/// @return Number of bytes that have been queued, TransferResult::timeout if timed out, TransferResult::error if there was an error, TransferResult::interrupted if interrupted (e.g. by requested state change)
int64_t Send(FairMQParts& parts, const std::string& channel, const int index = 0, int sndTimeoutInMs = -1)
{
return GetChannel(channel, index).Send(parts.fParts, sndTimeoutInMs);
@@ -162,7 +162,7 @@ class FairMQDevice
/// @param chan channel name
/// @param i channel index
/// @param rcvTimeoutInMs receive timeout in ms, -1 will wait forever (or until interrupt (e.g. via state change)), 0 will not wait (return immediately if cannot receive)
/// @return Number of bytes that have been received. -2 if reading from the queue was not possible or timed out. -1 if there was an error.
/// @return Number of bytes that have been received, TransferResult::timeout if timed out, TransferResult::error if there was an error, TransferResult::interrupted if interrupted (e.g. by requested state change)
int64_t Receive(FairMQParts& parts, const std::string& channel, const int index = 0, int rcvTimeoutInMs = -1)
{
return GetChannel(channel, index).Receive(parts.fParts, rcvTimeoutInMs);