org.apache.flink.cdc.runtime.functions

类 SystemFunctionUtils

java.lang.Object

org.apache.flink.cdc.runtime.functions.SystemFunctionUtils

public class SystemFunctionUtils
extends Object

System function utils to support the call of flink cdc pipeline transform.
castToXxx-series function returns `null` when conversion is not viable.

构造器概要

构造器

构造器和说明
SystemFunctionUtils()

方法概要

限定符和类型	方法和说明
static Byte	abs(Byte value) SQL ABS operator applied to byte values.
static org.apache.flink.cdc.common.data.DecimalData	abs(org.apache.flink.cdc.common.data.DecimalData value) SQL ABS operator applied to decimal values.
static Double	abs(Double value) SQL ABS operator applied to double values.
static Float	abs(Float value) SQL ABS operator applied to float values.
static Integer	abs(Integer value) SQL ABS operator applied to int values.
static Long	abs(Long value) SQL ABS operator applied to long values.
static Short	abs(Short value) SQL ABS operator applied to short values.
static boolean	betweenAsymmetric(BigDecimal value, BigDecimal minValue, BigDecimal maxValue)
static boolean	betweenAsymmetric(org.apache.flink.cdc.common.data.DecimalData value, org.apache.flink.cdc.common.data.DecimalData minValue, org.apache.flink.cdc.common.data.DecimalData maxValue)
static boolean	betweenAsymmetric(Double value, double minValue, double maxValue)
static boolean	betweenAsymmetric(Float value, float minValue, float maxValue)
static boolean	betweenAsymmetric(Integer value, int minValue, int maxValue)
static boolean	betweenAsymmetric(Long value, long minValue, long maxValue)
static boolean	betweenAsymmetric(Short value, short minValue, short maxValue)
static boolean	betweenAsymmetric(String value, String minValue, String maxValue)
static BigDecimal	castToBigDecimal(Object object, int precision, int scale)
static Boolean	castToBoolean(Object object)
static Byte	castToByte(Object object)
static org.apache.flink.cdc.common.data.DecimalData	castToDecimalData(Object object, int precision, int scale)
static Double	castToDouble(Object object)
static Float	castToFloat(Object object)
static Integer	castToInteger(Object object)
static Long	castToLong(Object object)
static Short	castToShort(Object object)
static String	castToString(Object object)
static org.apache.flink.cdc.common.data.TimestampData	castToTimestamp(Object object, String timezone)
static Byte	ceil(Byte value)
static org.apache.flink.cdc.common.data.DecimalData	ceil(org.apache.flink.cdc.common.data.DecimalData value)
static Double	ceil(Double value)
static Float	ceil(Float value)
static Integer	ceil(Integer value)
static Long	ceil(Long value)
static Short	ceil(Short value)
static int	charLength(String str)
static Object	coalesce(Object... objects)
static String	concat(String... str)
static org.apache.flink.cdc.common.data.DateData	currentDate(long epochTime, String timezone)
static org.apache.flink.cdc.common.data.TimeData	currentTime(long epochTime, String timezone)
static org.apache.flink.cdc.common.data.LocalZonedTimestampData	currentTimestamp(long epochTime)
static String	dateFormat(org.apache.flink.cdc.common.data.LocalZonedTimestampData timestamp, String format, String timezone)
static String	dateFormat(org.apache.flink.cdc.common.data.TimestampData timestamp, String format, String timezone)
static Byte	floor(Byte value)
static org.apache.flink.cdc.common.data.DecimalData	floor(org.apache.flink.cdc.common.data.DecimalData value)
static Double	floor(Double value)
static Float	floor(Float value)
static Integer	floor(Integer value)
static Long	floor(Long value)
static Short	floor(Short value)
static String	fromUnixtime(long seconds, String timezone)
static String	fromUnixtime(long seconds, String format, String timezone)
static boolean	greaterThan(Object lhs, Object rhs)
static boolean	greaterThanOrEqual(Object lhs, Object rhs)
static boolean	in(BigDecimal value, BigDecimal... values)
static boolean	in(org.apache.flink.cdc.common.data.DecimalData value, org.apache.flink.cdc.common.data.DecimalData... values)
static boolean	in(Double value, Double... values)
static boolean	in(Float value, Float... values)
static boolean	in(Integer value, Integer... values)
static boolean	in(Long value, Long... values)
static boolean	in(Short value, Short... values)
static boolean	in(String value, String... str)
static boolean	lessThan(Object lhs, Object rhs)
static boolean	lessThanOrEqual(Object lhs, Object rhs)
static boolean	like(String str, String regex)
static org.apache.flink.cdc.common.data.TimeData	localtime(long epochTime, String timezone)
static org.apache.flink.cdc.common.data.TimestampData	localtimestamp(long epochTime, String timezone)
static String	lower(String str)
static boolean	notBetweenAsymmetric(BigDecimal value, BigDecimal minValue, BigDecimal maxValue)
static boolean	notBetweenAsymmetric(org.apache.flink.cdc.common.data.DecimalData value, org.apache.flink.cdc.common.data.DecimalData minValue, org.apache.flink.cdc.common.data.DecimalData maxValue)
static boolean	notBetweenAsymmetric(Double value, double minValue, double maxValue)
static boolean	notBetweenAsymmetric(Float value, float minValue, float maxValue)
static boolean	notBetweenAsymmetric(Integer value, int minValue, int maxValue)
static boolean	notBetweenAsymmetric(Long value, long minValue, long maxValue)
static boolean	notBetweenAsymmetric(Short value, short minValue, short maxValue)
static boolean	notBetweenAsymmetric(String value, String minValue, String maxValue)
static boolean	notIn(BigDecimal value, BigDecimal... values)
static boolean	notIn(org.apache.flink.cdc.common.data.DecimalData value, org.apache.flink.cdc.common.data.DecimalData... values)
static boolean	notIn(Double value, Double... values)
static boolean	notIn(Float value, Float... values)
static boolean	notIn(Integer value, Integer... values)
static boolean	notIn(Long value, Long... values)
static boolean	notIn(Short value, Short... values)
static boolean	notIn(String value, String... values)
static boolean	notLike(String str, String regex)
static org.apache.flink.cdc.common.data.LocalZonedTimestampData	now(long epochTime)
static String	regexpReplace(String str, String regex, String replacement) Returns a string resulting from replacing all substrings that match the regular expression with replacement.
static Byte	round(Byte value, int pointOffset) SQL ROUND operator applied to byte values.
static org.apache.flink.cdc.common.data.DecimalData	round(org.apache.flink.cdc.common.data.DecimalData value, int pointOffset) SQL ROUND operator applied to DecimalData values.
static Double	round(Double value, int pointOffset) SQL ROUND operator applied to double values.
static Float	round(Float value, int pointOffset) SQL ROUND operator applied to float values.
static Integer	round(Integer value, int pointOffset) SQL ROUND operator applied to int values.
static Long	round(Long value, int pointOffset) SQL ROUND operator applied to long values.
static Short	round(Short value, int pointOffset) SQL ROUND operator applied to short values.
static String	substr(String str, int beginIndex)
static String	substr(String str, int beginIndex, int length)
static String	substring(String str, int beginIndex)
static String	substring(String str, int beginIndex, int length)
static org.apache.flink.cdc.common.data.LocalZonedTimestampData	timestampadd(String timeIntervalUnit, Integer interval, org.apache.flink.cdc.common.data.LocalZonedTimestampData timePoint, String timezone)
static org.apache.flink.cdc.common.data.TimestampData	timestampadd(String timeIntervalUnit, Integer interval, org.apache.flink.cdc.common.data.TimestampData timePoint, String timezone)
static Integer	timestampdiff(String timeIntervalUnit, org.apache.flink.cdc.common.data.LocalZonedTimestampData fromTimestamp, org.apache.flink.cdc.common.data.LocalZonedTimestampData toTimestamp, String timezone)
static Integer	timestampDiff(String timeIntervalUnit, org.apache.flink.cdc.common.data.LocalZonedTimestampData fromTimestamp, org.apache.flink.cdc.common.data.LocalZonedTimestampData toTimestamp, String timezone)
static Integer	timestampdiff(String timeIntervalUnit, org.apache.flink.cdc.common.data.LocalZonedTimestampData fromTimestamp, org.apache.flink.cdc.common.data.TimestampData toTimestamp, String timezone)
static Integer	timestampDiff(String timeIntervalUnit, org.apache.flink.cdc.common.data.LocalZonedTimestampData fromTimestamp, org.apache.flink.cdc.common.data.TimestampData toTimestamp, String timezone)
static Integer	timestampdiff(String timeIntervalUnit, org.apache.flink.cdc.common.data.TimestampData fromTimestamp, org.apache.flink.cdc.common.data.LocalZonedTimestampData toTimestamp, String timezone)
static Integer	timestampDiff(String timeIntervalUnit, org.apache.flink.cdc.common.data.TimestampData fromTimestamp, org.apache.flink.cdc.common.data.LocalZonedTimestampData toTimestamp, String timezone)
static Integer	timestampdiff(String timeIntervalUnit, org.apache.flink.cdc.common.data.TimestampData fromTimestamp, org.apache.flink.cdc.common.data.TimestampData toTimestamp, String timezone)
static Integer	timestampDiff(String timeIntervalUnit, org.apache.flink.cdc.common.data.TimestampData fromTimestamp, org.apache.flink.cdc.common.data.TimestampData toTimestamp, String timezone)
static org.apache.flink.cdc.common.data.DateData	toDate(String str, String timezone)
static org.apache.flink.cdc.common.data.DateData	toDate(String str, String format, String timezone)
static org.apache.flink.cdc.common.data.TimestampData	toTimestamp(String str, String timezone)
static org.apache.flink.cdc.common.data.TimestampData	toTimestamp(String str, String format, String timezone)
static String	trim(String symbol, String target, String str)
static long	unixTimestamp(long epochTime, String timezone)
static long	unixTimestamp(String dateTimeStr, long epochTime, String timezone)
static long	unixTimestamp(String dateTimeStr, String format, long epochTime, String timezone)
static String	upper(String str)
static String	uuid()
static String	uuid(byte[] b)
static boolean	valueEquals(Object object1, Object object2)

从类继承的方法 java.lang.Object

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

构造器详细资料

SystemFunctionUtils

public SystemFunctionUtils()

方法详细资料

currentTimestamp

public static org.apache.flink.cdc.common.data.LocalZonedTimestampData currentTimestamp(long epochTime)

now

public static org.apache.flink.cdc.common.data.LocalZonedTimestampData now(long epochTime)

localtimestamp

public static org.apache.flink.cdc.common.data.TimestampData localtimestamp(long epochTime,
                                                                            String timezone)

localtime

public static org.apache.flink.cdc.common.data.TimeData localtime(long epochTime,
                                                                  String timezone)

currentTime

public static org.apache.flink.cdc.common.data.TimeData currentTime(long epochTime,
                                                                    String timezone)

currentDate

public static org.apache.flink.cdc.common.data.DateData currentDate(long epochTime,
                                                                    String timezone)

fromUnixtime

public static String fromUnixtime(long seconds,
                                  String timezone)

fromUnixtime

public static String fromUnixtime(long seconds,
                                  String format,
                                  String timezone)

unixTimestamp

public static long unixTimestamp(long epochTime,
                                 String timezone)

unixTimestamp

public static long unixTimestamp(String dateTimeStr,
                                 long epochTime,
                                 String timezone)

unixTimestamp

public static long unixTimestamp(String dateTimeStr,
                                 String format,
                                 long epochTime,
                                 String timezone)

dateFormat

public static String dateFormat(org.apache.flink.cdc.common.data.TimestampData timestamp,
                                String format,
                                String timezone)

dateFormat

public static String dateFormat(org.apache.flink.cdc.common.data.LocalZonedTimestampData timestamp,
                                String format,
                                String timezone)

toDate

public static org.apache.flink.cdc.common.data.DateData toDate(String str,
                                                               String timezone)

toDate

public static org.apache.flink.cdc.common.data.DateData toDate(String str,
                                                               String format,
                                                               String timezone)

toTimestamp

public static org.apache.flink.cdc.common.data.TimestampData toTimestamp(String str,
                                                                         String timezone)

toTimestamp

public static org.apache.flink.cdc.common.data.TimestampData toTimestamp(String str,
                                                                         String format,
                                                                         String timezone)

timestampDiff

public static Integer timestampDiff(String timeIntervalUnit,
                                    org.apache.flink.cdc.common.data.LocalZonedTimestampData fromTimestamp,
                                    org.apache.flink.cdc.common.data.LocalZonedTimestampData toTimestamp,
                                    String timezone)

timestampDiff

public static Integer timestampDiff(String timeIntervalUnit,
                                    org.apache.flink.cdc.common.data.TimestampData fromTimestamp,
                                    org.apache.flink.cdc.common.data.TimestampData toTimestamp,
                                    String timezone)

timestampDiff

public static Integer timestampDiff(String timeIntervalUnit,
                                    org.apache.flink.cdc.common.data.TimestampData fromTimestamp,
                                    org.apache.flink.cdc.common.data.LocalZonedTimestampData toTimestamp,
                                    String timezone)

timestampDiff

public static Integer timestampDiff(String timeIntervalUnit,
                                    org.apache.flink.cdc.common.data.LocalZonedTimestampData fromTimestamp,
                                    org.apache.flink.cdc.common.data.TimestampData toTimestamp,
                                    String timezone)

timestampdiff

public static Integer timestampdiff(String timeIntervalUnit,
                                    org.apache.flink.cdc.common.data.LocalZonedTimestampData fromTimestamp,
                                    org.apache.flink.cdc.common.data.LocalZonedTimestampData toTimestamp,
                                    String timezone)

timestampdiff

public static Integer timestampdiff(String timeIntervalUnit,
                                    org.apache.flink.cdc.common.data.TimestampData fromTimestamp,
                                    org.apache.flink.cdc.common.data.TimestampData toTimestamp,
                                    String timezone)

timestampdiff

public static Integer timestampdiff(String timeIntervalUnit,
                                    org.apache.flink.cdc.common.data.TimestampData fromTimestamp,
                                    org.apache.flink.cdc.common.data.LocalZonedTimestampData toTimestamp,
                                    String timezone)

timestampdiff

public static Integer timestampdiff(String timeIntervalUnit,
                                    org.apache.flink.cdc.common.data.LocalZonedTimestampData fromTimestamp,
                                    org.apache.flink.cdc.common.data.TimestampData toTimestamp,
                                    String timezone)

timestampadd

public static org.apache.flink.cdc.common.data.LocalZonedTimestampData timestampadd(String timeIntervalUnit,
                                                                                    Integer interval,
                                                                                    org.apache.flink.cdc.common.data.LocalZonedTimestampData timePoint,
                                                                                    String timezone)

timestampadd

public static org.apache.flink.cdc.common.data.TimestampData timestampadd(String timeIntervalUnit,
                                                                          Integer interval,
                                                                          org.apache.flink.cdc.common.data.TimestampData timePoint,
                                                                          String timezone)

betweenAsymmetric

public static boolean betweenAsymmetric(String value,
                                        String minValue,
                                        String maxValue)

betweenAsymmetric

public static boolean betweenAsymmetric(Short value,
                                        short minValue,
                                        short maxValue)

betweenAsymmetric

public static boolean betweenAsymmetric(Integer value,
                                        int minValue,
                                        int maxValue)

betweenAsymmetric

public static boolean betweenAsymmetric(Long value,
                                        long minValue,
                                        long maxValue)

betweenAsymmetric

public static boolean betweenAsymmetric(Float value,
                                        float minValue,
                                        float maxValue)

betweenAsymmetric

public static boolean betweenAsymmetric(Double value,
                                        double minValue,
                                        double maxValue)

betweenAsymmetric

public static boolean betweenAsymmetric(BigDecimal value,
                                        BigDecimal minValue,
                                        BigDecimal maxValue)

betweenAsymmetric

public static boolean betweenAsymmetric(org.apache.flink.cdc.common.data.DecimalData value,
                                        org.apache.flink.cdc.common.data.DecimalData minValue,
                                        org.apache.flink.cdc.common.data.DecimalData maxValue)

notBetweenAsymmetric

public static boolean notBetweenAsymmetric(String value,
                                           String minValue,
                                           String maxValue)

notBetweenAsymmetric

public static boolean notBetweenAsymmetric(Short value,
                                           short minValue,
                                           short maxValue)

notBetweenAsymmetric

public static boolean notBetweenAsymmetric(Integer value,
                                           int minValue,
                                           int maxValue)

notBetweenAsymmetric

public static boolean notBetweenAsymmetric(Long value,
                                           long minValue,
                                           long maxValue)

notBetweenAsymmetric

public static boolean notBetweenAsymmetric(Float value,
                                           float minValue,
                                           float maxValue)

notBetweenAsymmetric

public static boolean notBetweenAsymmetric(Double value,
                                           double minValue,
                                           double maxValue)

notBetweenAsymmetric

public static boolean notBetweenAsymmetric(BigDecimal value,
                                           BigDecimal minValue,
                                           BigDecimal maxValue)

notBetweenAsymmetric

public static boolean notBetweenAsymmetric(org.apache.flink.cdc.common.data.DecimalData value,
                                           org.apache.flink.cdc.common.data.DecimalData minValue,
                                           org.apache.flink.cdc.common.data.DecimalData maxValue)

in

public static boolean in(String value,
                         String... str)

in

public static boolean in(Short value,
                         Short... values)

in

public static boolean in(Integer value,
                         Integer... values)

in

public static boolean in(Long value,
                         Long... values)

in

public static boolean in(Float value,
                         Float... values)

in

public static boolean in(Double value,
                         Double... values)

in

public static boolean in(BigDecimal value,
                         BigDecimal... values)

in

public static boolean in(org.apache.flink.cdc.common.data.DecimalData value,
                         org.apache.flink.cdc.common.data.DecimalData... values)

notIn

public static boolean notIn(String value,
                            String... values)

notIn

public static boolean notIn(Short value,
                            Short... values)

notIn

public static boolean notIn(Integer value,
                            Integer... values)

notIn

public static boolean notIn(Long value,
                            Long... values)

notIn

public static boolean notIn(Float value,
                            Float... values)

notIn

public static boolean notIn(Double value,
                            Double... values)

notIn

public static boolean notIn(BigDecimal value,
                            BigDecimal... values)

notIn

public static boolean notIn(org.apache.flink.cdc.common.data.DecimalData value,
                            org.apache.flink.cdc.common.data.DecimalData... values)

charLength

public static int charLength(String str)

trim

public static String trim(String symbol,
                          String target,
                          String str)

regexpReplace

public static String regexpReplace(String str,
                                   String regex,
                                   String replacement)

Returns a string resulting from replacing all substrings that match the regular expression with replacement.

concat

public static String concat(String... str)

like

public static boolean like(String str,
                           String regex)

notLike

public static boolean notLike(String str,
                              String regex)

substr

public static String substr(String str,
                            int beginIndex)

substr

public static String substr(String str,
                            int beginIndex,
                            int length)

substring

public static String substring(String str,
                               int beginIndex)

substring

public static String substring(String str,
                               int beginIndex,
                               int length)

upper

public static String upper(String str)

lower

public static String lower(String str)

abs

public static Byte abs(Byte value)

SQL ABS operator applied to byte values.

abs

public static Short abs(Short value)

SQL ABS operator applied to short values.

abs

public static Integer abs(Integer value)

SQL ABS operator applied to int values.

abs

public static Long abs(Long value)

SQL ABS operator applied to long values.

abs

public static Float abs(Float value)

SQL ABS operator applied to float values.

abs

public static Double abs(Double value)

SQL ABS operator applied to double values.

abs

public static org.apache.flink.cdc.common.data.DecimalData abs(org.apache.flink.cdc.common.data.DecimalData value)

SQL ABS operator applied to decimal values.

floor

public static Byte floor(Byte value)

floor

public static Short floor(Short value)

floor

public static Integer floor(Integer value)

floor

public static Long floor(Long value)

floor

public static Double floor(Double value)

floor

public static Float floor(Float value)

floor

public static org.apache.flink.cdc.common.data.DecimalData floor(org.apache.flink.cdc.common.data.DecimalData value)

ceil

public static Byte ceil(Byte value)

ceil

public static Short ceil(Short value)

ceil

public static Integer ceil(Integer value)

ceil

public static Long ceil(Long value)

ceil

public static Double ceil(Double value)

ceil

public static Float ceil(Float value)

ceil

public static org.apache.flink.cdc.common.data.DecimalData ceil(org.apache.flink.cdc.common.data.DecimalData value)

round

public static Byte round(Byte value,
                         int pointOffset)

SQL ROUND operator applied to byte values.

round

public static Short round(Short value,
                          int pointOffset)

SQL ROUND operator applied to short values.

round

public static Integer round(Integer value,
                            int pointOffset)

SQL ROUND operator applied to int values.

round

public static Long round(Long value,
                         int pointOffset)

SQL ROUND operator applied to long values.

round

public static org.apache.flink.cdc.common.data.DecimalData round(org.apache.flink.cdc.common.data.DecimalData value,
                                                                 int pointOffset)

SQL ROUND operator applied to DecimalData values.

round

public static Float round(Float value,
                          int pointOffset)

SQL ROUND operator applied to float values.

round

public static Double round(Double value,
                           int pointOffset)

SQL ROUND operator applied to double values.

uuid

public static String uuid()

uuid

public static String uuid(byte[] b)

valueEquals

public static boolean valueEquals(Object object1,
                                  Object object2)

coalesce

public static Object coalesce(Object... objects)

castToString

public static String castToString(Object object)

castToBoolean

public static Boolean castToBoolean(Object object)

castToByte

public static Byte castToByte(Object object)

castToShort

public static Short castToShort(Object object)

castToInteger

public static Integer castToInteger(Object object)

castToLong

public static Long castToLong(Object object)

castToFloat

public static Float castToFloat(Object object)

castToDouble

public static Double castToDouble(Object object)

castToBigDecimal

public static BigDecimal castToBigDecimal(Object object,
                                          int precision,
                                          int scale)

castToDecimalData

public static org.apache.flink.cdc.common.data.DecimalData castToDecimalData(Object object,
                                                                             int precision,
                                                                             int scale)

castToTimestamp

public static org.apache.flink.cdc.common.data.TimestampData castToTimestamp(Object object,
                                                                             String timezone)

greaterThan

public static boolean greaterThan(Object lhs,
                                  Object rhs)

greaterThanOrEqual

public static boolean greaterThanOrEqual(Object lhs,
                                         Object rhs)

lessThan

public static boolean lessThan(Object lhs,
                               Object rhs)

lessThanOrEqual

public static boolean lessThanOrEqual(Object lhs,
                                      Object rhs)