getFreeQueueSize() method

Format

int getFreeQueueSize()

Explanation

Acquires the amount of free space in the input stream queue.

The free space in the input stream queue is determined by subtracting the amount being used from the value specified in the engine.maxQueueSize parameter of system_config.properties.

Parameters

None.

Exceptions

The following table shows the exceptions and the conditions for their generation.

ExceptionGeneration condition
SDPClientCommunicationExceptionA communication exception occurred during RMI connection.
SDPClientExceptionThe input stream is already closed.
SDPClientQueryGroupHoldExceptionThe query group is held. (Detailed exception of SDPClientQueryGroupStateException)
SDPClientQueryGroupNotExistExceptionThe query group was deleted.
SDPClientQueryGroupStateExceptionThe query group is not being executed.
SDPClientQueryGroupStopExceptionThe query group is stopped. (Detailed exception of SDPClientQueryGroupStateException)

Return value

Amount of free space in the input stream queue (int)