Format date format to string represantation

Author: Hemed Ali

src/main/java/org/elasticsearch/river/ubb/settings/RiverUtils.java

@@ -1,5 +1,6 @@
 package org.elasticsearch.river.ubb.settings;
 
+import java.text.DecimalFormat;
 import java.util.regex.Pattern;
 
 public class RiverUtils {
@@ -86,16 +87,18 @@ public static boolean isNullOrEmpty(CharSequence s) {
     public static String getTimeString(long timeInMilliSeconds) {
         //Time in seconds
         double timeInSeconds = timeInMilliSeconds/1000.0;
+        //Format to 2 decimal places
+        DecimalFormat df = new DecimalFormat(".##");
         //In minutes
         if (timeInSeconds >= 60 && timeInSeconds < 60 * 60) {
-            return timeInSeconds/60 + " min";
+            return df.format(timeInSeconds/60 )+ " minutes";
         }
         //In hours
         if (timeInSeconds >= 60 * 60 && timeInSeconds < 24 * 3600) {
-            return timeInSeconds/3600 + " hr";
+            return df.format(timeInSeconds/3600) + " hours";
         }
         //default unit
-        return timeInSeconds + " s";
+        return df.format(timeInSeconds) + " seconds";
     }
 
 

src/test/java/org/elasticsearch/river/ubb/settings/EEASettingsTest.java

@@ -10,6 +10,7 @@ public class EEASettingsTest {
     public void getTimeFormatAsString() {
         assertEquals("1.0 seconds", RiverUtils.getTimeString(1000));
         assertEquals("1.0 minutes", RiverUtils.getTimeString(60*1000));
+        assertEquals("3.33 seconds", RiverUtils.getTimeString(3333));
     }