Github user lion-x commented on a diff in the pull request: https://github.com/apache/incubator-carbondata/pull/219#discussion_r85249559 --- Diff: core/src/main/java/org/apache/carbondata/core/keygenerator/directdictionary/timestamp/TimeStampDirectDictionaryGenerator.java --- @@ -39,37 +39,32 @@ */ public class TimeStampDirectDictionaryGenerator implements DirectDictionaryGenerator { - private TimeStampDirectDictionaryGenerator() { + private ThreadLocal<SimpleDateFormat> threadLocal = new ThreadLocal<>(); - } - - public static TimeStampDirectDictionaryGenerator instance = - new TimeStampDirectDictionaryGenerator(); + private String dateFormat; /** * The value of 1 unit of the SECOND, MINUTE, HOUR, or DAY in millis. */ - public static final long granularityFactor; + public long granularityFactor; /** * The date timestamp to be considered as start date for calculating the timestamp * java counts the number of milliseconds from start of "January 1, 1970", this property is * customized the start of position. for example "January 1, 2000" */ - public static final long cutOffTimeStamp; + public long cutOffTimeStamp; /** * Logger instance */ + private static final LogService LOGGER = - LogServiceFactory.getLogService(TimeStampDirectDictionaryGenerator.class.getName()); + LogServiceFactory.getLogService(TimeStampDirectDictionaryGenerator.class.getName()); --- End diff -- done
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