TimedAttempt: add getWaitTime()

Author: pennam

src/utility/time/TimedAttempt.cpp

@@ -73,3 +73,7 @@ bool TimedAttempt::isExpired() {
 unsigned int TimedAttempt::getRetryCount() {
   return _retryCount;
 }
+
+unsigned int TimedAttempt::getWaitTime() {
+  return _retry_delay;
+}

src/utility/time/TimedAttempt.h

@@ -29,6 +29,7 @@ class TimedAttempt {
   bool isRetry();
   bool isExpired();
   unsigned int getRetryCount();
+  unsigned int getWaitTime();
 
 private:
   unsigned long _minDelay;