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Fix NPE if trace logging is enabled #8

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Fix NPE if trace logging is enabled #8

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4 changes: 3 additions & 1 deletion ...ava/com/aws/ssa/keyspaces/loadbalancing/AmazonKeyspacesRoundRobinLoadBalancingPolicy.java
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Original file line number Diff line number Diff line change
Expand Up @@ -76,7 +76,7 @@ public Queue<Node> newQueryPlan(@Nullable Request request, @Nullable Session ses
int totalNodes = currentNodes.length;

if (LOG.isTraceEnabled()) {
if (totalNodes > 0) {
if (totalNodes > 0 && session != null) {
//int currentSize = getSize((Node) currentNodes[0], session);

int inflight = getInFlight((Node) currentNodes[0], session);
Expand All @@ -88,6 +88,8 @@ public Queue<Node> newQueryPlan(@Nullable Request request, @Nullable Session ses
int requestPerMostUsedConnection = (openConnections > 0) ? (inflight / openConnections) : 0;

LOG.trace(" Total local nodes: [{}], First Node [{}], Number of Connections: [{}], Total inflight:[{}], Number of Request per connection: [{}]", totalNodes, firstNode, openConnections, inflight, requestPerMostUsedConnection);
} else if (session == null) {
LOG.trace(" Total local nodes: [{}], Session is null", totalNodes);
}
}
return queryPlan;
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