[GitHub] shaofengshi closed pull request #326: KYLIN-3597, fix the critical bug reported by sonar: Make sure this ex…

[GitBox <gi...@apache.org>]

shaofengshi closed pull request #326: KYLIN-3597, fix the critical bug reported by sonar: Make sure this ex…
URL: https://github.com/apache/kylin/pull/326
 
 
   

This is a PR merged from a forked repository.
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diff --git a/cache/src/main/java/net/spy/memcached/RefinedKetamaNodeLocator.java b/cache/src/main/java/net/spy/memcached/RefinedKetamaNodeLocator.java
index 95298d73e5..43f31bccc4 100644
--- a/cache/src/main/java/net/spy/memcached/RefinedKetamaNodeLocator.java
+++ b/cache/src/main/java/net/spy/memcached/RefinedKetamaNodeLocator.java
@@ -110,7 +110,7 @@ public RefinedKetamaNodeLocator(List<MemcachedNode> nodes, HashAlgorithm alg, Ke
      *          continuum
      * @param alg The hash algorithm to use when choosing a node in the Ketama
      *          consistent hash continuum
-     * @param weights node weights for ketama, a map from InetSocketAddress to
+     * @param nodeWeights node weights for ketama, a map from InetSocketAddress to
      *          weight as Integer
      * @param configuration node locator configuration
      */
@@ -233,7 +233,7 @@ protected void setKetamaNodes(List<MemcachedNode> nodes) {
             if (isWeightedKetama) {
 
                 int thisWeight = weights.get(node.getSocketAddress());
-                float percent = (float) thisWeight / (float) totalWeight;
+                float percent = (totalWeight == 0 ? 0f : (float) thisWeight / (float) totalWeight);
                 int pointerPerServer = (int) ((Math.floor(
                         (float) (percent * (float) config.getNodeRepetitions() / 4 * (float) nodeCount + 0.0000000001)))
                         * 4);


 

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