[GitHub] [carbondata] shivamasn commented on a change in pull request #3143: [CARBONDATA-3314] Fix for Index Cache Size in SHOW METACACHE DDL

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shivamasn commented on a change in pull request #3143: [CARBONDATA-3314] Fix for Index Cache Size in SHOW METACACHE DDL
URL: https://github.com/apache/carbondata/pull/3143#discussion_r265475381
 
 

 ##########
 File path: integration/spark-common/src/main/scala/org/apache/carbondata/spark/util/CommonUtil.scala
 ##########
 @@ -862,4 +876,27 @@ object CommonUtil {
       }
     }
   }
+
+  def bytesToDisplaySize(size: Long): String = bytesToDisplaySize(BigDecimal.valueOf(size))
+
+  // This method converts the bytes count to display size upto 2 decimal places
+  def bytesToDisplaySize(size: BigDecimal): String = {
+    var displaySize: String = null
+    if (size.divideToIntegralValue(ONE_EB_BI).compareTo(BigDecimal.ZERO) > 0) {
+      displaySize = size.divide(ONE_EB_BI).setScale(2, RoundingMode.HALF_DOWN).doubleValue() + " EB"
+    } else if (size.divideToIntegralValue(ONE_PB_BI).compareTo(BigDecimal.ZERO) > 0) {
+      displaySize = size.divide(ONE_PB_BI).setScale(2, RoundingMode.HALF_DOWN).doubleValue() + " PB"
+    } else if (size.divideToIntegralValue(ONE_TB_BI).compareTo(BigDecimal.ZERO) > 0) {
+      displaySize = size.divide(ONE_TB_BI).setScale(2, RoundingMode.HALF_DOWN).doubleValue() + " TB"
+    } else if (size.divideToIntegralValue(ONE_GB_BI).compareTo(BigDecimal.ZERO) > 0) {
+      displaySize = size.divide(ONE_GB_BI).setScale(2, RoundingMode.HALF_DOWN).doubleValue() + " GB"
+    } else if (size.divideToIntegralValue(ONE_MB_BI).compareTo(BigDecimal.ZERO) > 0) {
+      displaySize = size.divide(ONE_MB_BI).setScale(2, RoundingMode.HALF_DOWN).doubleValue() + " MB"
+    } else if (size.divideToIntegralValue(ONE_KB_BI).compareTo(BigDecimal.ZERO) > 0) {
+      displaySize = size.divide(ONE_KB_BI).setScale(2, RoundingMode.HALF_DOWN).doubleValue() + " KB"
+    } else {
+      displaySize = size + " bytes"
 
 Review comment:
   @qiuchenjian ok done

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