org.apache.lens.cube.metadata

Class DateUtil

java.lang.Object

org.apache.lens.cube.metadata.DateUtil

public final class DateUtil
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DateUtil.CoveringInfo
static class	DateUtil.TimeDiff

Field Summary

Fields

Modifier and Type	Field and Description
static String	ABSDATE_FMT
static ThreadLocal<DateFormat>	ABSDATE_PARSER
static String	DAY_FMT
static String	GRANULARITY
static String	HIVE_QUERY_DATE_FMT
static ThreadLocal<DateFormat>	HIVE_QUERY_DATE_PARSER
static String	HOUR_FMT
static Date	MAX_DATE
static String	MILLISECOND_FMT
static Date	MIN_DATE
static String	MINUTE_FMT
static String	MONTH_FMT
static String	OPTIONAL_WSPACE
static Pattern	P_QUANTITY
static Pattern	P_RELATIVE
static Pattern	P_SIGNAGE
static Pattern	P_UNIT
static String	QUANTITY
static String	RELATIVE
static Pattern	RELDATE_VALIDATOR
static String	RELDATE_VALIDATOR_STR
static String	SECOND_FMT
static String	SIGNAGE
static Pattern	TIMESTAMP_VALIDATOR
static String	UNIT
static String	WSPACE
static String	YEAR_FMT

Method Summary

Methods

Modifier and Type	Method and Description
static String	getAbsDateFormatString(String str)
static Date	getCeilDate(Date date, UpdatePeriod interval)
static Date	getFloorDate(Date date, UpdatePeriod interval)
static DateUtil.CoveringInfo	getMonthlyCoveringInfo(Date from, Date to)
static DateUtil.CoveringInfo	getQuarterlyCoveringInfo(Date from, Date to)
static int	getTimeDiff(Date fromDate, Date toDate, UpdatePeriod updatePeriod)
static DateUtil.CoveringInfo	getWeeklyCoveringInfo(Date from, Date to)
static DateUtil.CoveringInfo	getYearlyCoveringInfo(Date from, Date to)
static String	relativeToAbsolute(String relative)
static String	relativeToAbsolute(String relative, Date now)
static Date	resolveAbsoluteDate(String str)
static Date	resolveDate(String str, Date now)
static Date	resolveRelativeDate(String str, Date now)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

UNIT

public static final String UNIT

MAX_DATE

public static final Date MAX_DATE

MIN_DATE

public static final Date MIN_DATE

GRANULARITY

public static final String GRANULARITY

RELATIVE

public static final String RELATIVE

P_RELATIVE

public static final Pattern P_RELATIVE

WSPACE

public static final String WSPACE

See Also:

Constant Field Values

OPTIONAL_WSPACE

public static final String OPTIONAL_WSPACE

See Also:

Constant Field Values

SIGNAGE

public static final String SIGNAGE

See Also:

Constant Field Values

P_SIGNAGE

public static final Pattern P_SIGNAGE

QUANTITY

public static final String QUANTITY

See Also:

Constant Field Values

P_QUANTITY

public static final Pattern P_QUANTITY

P_UNIT

public static final Pattern P_UNIT

RELDATE_VALIDATOR_STR

public static final String RELDATE_VALIDATOR_STR

RELDATE_VALIDATOR

public static final Pattern RELDATE_VALIDATOR

TIMESTAMP_VALIDATOR

public static final Pattern TIMESTAMP_VALIDATOR

YEAR_FMT

public static final String YEAR_FMT

See Also:

Constant Field Values

MONTH_FMT

public static final String MONTH_FMT

See Also:

Constant Field Values

DAY_FMT

public static final String DAY_FMT

See Also:

Constant Field Values

HOUR_FMT

public static final String HOUR_FMT

See Also:

Constant Field Values

MINUTE_FMT

public static final String MINUTE_FMT

See Also:

Constant Field Values

SECOND_FMT

public static final String SECOND_FMT

See Also:

Constant Field Values

MILLISECOND_FMT

public static final String MILLISECOND_FMT

See Also:

Constant Field Values

ABSDATE_FMT

public static final String ABSDATE_FMT

See Also:

Constant Field Values

HIVE_QUERY_DATE_FMT

public static final String HIVE_QUERY_DATE_FMT

See Also:

Constant Field Values

ABSDATE_PARSER

public static final ThreadLocal<DateFormat> ABSDATE_PARSER

HIVE_QUERY_DATE_PARSER

public static final ThreadLocal<DateFormat> HIVE_QUERY_DATE_PARSER

Method Detail

getAbsDateFormatString

public static String getAbsDateFormatString(String str)

resolveDate

public static Date resolveDate(String str,
               Date now)
                        throws LensException

Throws:

LensException

relativeToAbsolute

public static String relativeToAbsolute(String relative)
                                 throws LensException

Throws:

LensException

relativeToAbsolute

public static String relativeToAbsolute(String relative,
                        Date now)
                                 throws LensException

Throws:

LensException

resolveAbsoluteDate

public static Date resolveAbsoluteDate(String str)
                                throws LensException

Throws:

LensException

resolveRelativeDate

public static Date resolveRelativeDate(String str,
                       Date now)
                                throws LensException

Throws:

LensException

getCeilDate

public static Date getCeilDate(Date date,
               UpdatePeriod interval)

getFloorDate

public static Date getFloorDate(Date date,
                UpdatePeriod interval)

getMonthlyCoveringInfo

public static DateUtil.CoveringInfo getMonthlyCoveringInfo(Date from,
                                           Date to)

getQuarterlyCoveringInfo

public static DateUtil.CoveringInfo getQuarterlyCoveringInfo(Date from,
                                             Date to)

getYearlyCoveringInfo

public static DateUtil.CoveringInfo getYearlyCoveringInfo(Date from,
                                          Date to)

getWeeklyCoveringInfo

public static DateUtil.CoveringInfo getWeeklyCoveringInfo(Date from,
                                          Date to)

getTimeDiff

public static int getTimeDiff(Date fromDate,
              Date toDate,
              UpdatePeriod updatePeriod)