Preconditions.checkArgument 参数校验

tiancaisq

Preconditions.checkArgument(initialIntervalMillis > 0);
Preconditions.checkArgument(0 <= randomizationFactor && randomizationFactor < 1);
Preconditions.checkArgument(multiplier >= 1);
Preconditions.checkArgument(maxIntervalMillis >= initialIntervalMillis);
Preconditions.checkArgument(maxElapsedTimeMillis > 0);