Github user sraghunandan commented on a diff in the pull request: https://github.com/apache/carbondata/pull/1281#discussion_r134849821 --- Diff: core/src/main/java/org/apache/carbondata/core/scan/filter/FilterExpressionProcessor.java --- @@ -163,17 +163,17 @@ public FilterResolverIntf getFilterResolver(Expression expressionTree, } private String joinByteArray(byte[] bytes, char delimiter) { - StringBuffer byteArrayAsString = new StringBuffer(); - byteArrayAsString.append(""); + String byteArrayAsString = ""; --- End diff -- do not change this to String,Findbugs will give error. though java optimises internally when strings are concatenated, findbugs doesn't recognise that
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