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SOLR-11484: fixing NPE

This commit is contained in:
Noble Paul 2017-10-28 11:57:42 +10:30
parent 64f60e5cec
commit f1a6b68d75
1 changed files with 6 additions and 4 deletions
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2
solr/solrj/src/java/org/apache/solr/client/solrj/impl/CloudSolrClient.java
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@ -922,11 +922,13 @@ public class CloudSolrClient extends SolrClient {
// so that the next attempt would fetch the fresh state // so that the next attempt would fetch the fresh state
// just re-read state for all of them, if it has not been retried // just re-read state for all of them, if it has not been retried
// in retryExpiryTime time // in retryExpiryTime time
if (requestedCollections != null) {
for (DocCollection ext : requestedCollections) { for (DocCollection ext : requestedCollections) {
ExpiringCachedDocCollection cacheEntry = collectionStateCache.get(ext.getName()); ExpiringCachedDocCollection cacheEntry = collectionStateCache.get(ext.getName());
if (cacheEntry == null) continue; if (cacheEntry == null) continue;
cacheEntry.maybeStale = true; cacheEntry.maybeStale = true;
} }
}
if (retryCount < MAX_STALE_RETRIES) {//if it is a communication error , we must try again if (retryCount < MAX_STALE_RETRIES) {//if it is a communication error , we must try again
//may be, we have a stale version of the collection state //may be, we have a stale version of the collection state
// and we could not get any information from the server // and we could not get any information from the server