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• 2.1.0
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• StringFunctions.kt

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ai.platon.pulsar.ql.h2.udfs.StringFunctions.kt Maven / Gradle / Ivy

package ai.platon.pulsar.ql.h2.udfs

import ai.platon.pulsar.common.Strings
import ai.platon.pulsar.ql.common.annotation.UDFGroup
import ai.platon.pulsar.ql.common.annotation.UDFunction
import org.apache.commons.lang3.StringUtils
import org.apache.lucene.analysis.cn.smart.SmartChineseAnalyzer
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute
import java.io.IOException
import java.nio.charset.Charset
import java.util.*

@UDFGroup(namespace = "STR")
object StringFunctions {

    @UDFunction @JvmStatic fun capitalize(str: String?): String? = StringUtils.capitalize(str)
    @UDFunction @JvmStatic fun isAlpha(str: String?): Boolean = StringUtils.isAlpha(str)
    @UDFunction @JvmStatic fun isNumeric(str: String?): Boolean = StringUtils.isNumeric(str)
    @UDFunction @JvmStatic fun difference(str: String?, arg1: String): String? = StringUtils.difference(str, arg1)
    @UDFunction @JvmStatic fun remove(str: String?, arg1: String): String? = StringUtils.remove(str, arg1)
//    @UDFunction @JvmStatic fun remove(str: String?, arg1: Char): String? = StringUtils.remove(str, arg1)
    @UDFunction @JvmStatic fun equals(str: String?, arg1: String): Boolean = StringUtils.equals(str, arg1)
    @UDFunction @JvmStatic fun length(str: String?): Int = StringUtils.length(str)
    @UDFunction @JvmStatic fun toString(str: ByteArray, arg1: String): String? = StringUtils.toString(str, arg1)
    @UDFunction @JvmStatic fun mid(str: String?, arg1: Int, arg2: Int): String? = StringUtils.mid(str, arg1, arg2)
//    @UDFunction @JvmStatic fun indexOf(str: String?, arg1: Int): Int = StringUtils.indexOf(str, arg1)
//    @UDFunction @JvmStatic fun indexOf(str: String?, arg1: Int, arg2: Int): Int = StringUtils.indexOf(str, arg1, arg2)
    @UDFunction @JvmStatic fun indexOf(str: String?, arg1: String): Int = StringUtils.indexOf(str, arg1)
    @UDFunction @JvmStatic fun indexOf(str: String?, arg1: String, arg2: Int): Int = StringUtils.indexOf(str, arg1, arg2)
    @UDFunction @JvmStatic fun isWhitespace(str: String?): Boolean = StringUtils.isWhitespace(str)
    @UDFunction @JvmStatic fun isEmpty(str: String?): Boolean = StringUtils.isEmpty(str)
    @UDFunction @JvmStatic fun equalsIgnoreCase(str: String?, arg1: String): Boolean = StringUtils.equalsIgnoreCase(str, arg1)
    @UDFunction @JvmStatic fun startsWith(str: String?, arg1: String): Boolean = StringUtils.startsWith(str, arg1)
    @UDFunction @JvmStatic fun endsWith(str: String?, arg1: String): Boolean = StringUtils.endsWith(str, arg1)
//    @UDFunction @JvmStatic fun lastIndexOf(str: String?, arg1: Int): Int = StringUtils.lastIndexOf(str, arg1)
    @UDFunction @JvmStatic fun lastIndexOf(str: String?, arg1: String): Int = StringUtils.lastIndexOf(str, arg1)
//    @UDFunction @JvmStatic fun lastIndexOf(str: String?, arg1: Int, arg2: Int): Int = StringUtils.lastIndexOf(str, arg1, arg2)
    @UDFunction @JvmStatic fun lastIndexOf(str: String?, arg1: String, arg2: Int): Int = StringUtils.lastIndexOf(str, arg1, arg2)
    @UDFunction @JvmStatic fun substring(str: String?, start: Int): String? = StringUtils.substring(str, start)
    @UDFunction @JvmStatic fun substring(str: String?, start: Int, end: Int): String? = StringUtils.substring(str, start, end)
    @UDFunction @JvmStatic fun replace(str: String?, arg1: String, arg2: String): String? = StringUtils.replace(str, arg1, arg2)
    @UDFunction @JvmStatic fun replace(str: String?, arg1: String, arg2: String, arg3: Int): String? = StringUtils.replace(str, arg1, arg2, arg3)
    @UDFunction @JvmStatic fun contains(str: String?, arg1: String): Boolean = StringUtils.contains(str, arg1)
    @UDFunction @JvmStatic fun contains22(str: String?, arg1: Int): Boolean = StringUtils.contains(str, arg1)
    @UDFunction @JvmStatic fun split(str: String?, arg1: String, arg2: Int): Array = StringUtils.split(str, arg1, arg2)
    @UDFunction @JvmStatic fun split(str: String?): Array = StringUtils.split(str)
    @UDFunction @JvmStatic fun split(str: String?, arg1: String): Array = StringUtils.split(str, arg1)
    @UDFunction @JvmStatic fun split22(str: String?, arg1: Char): Array = StringUtils.split(str, arg1)
//    @UDFunction @JvmStatic fun join(str: CharArray, arg1: Char): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: IntArray, arg1: Char): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: ShortArray, arg1: Char): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: ByteArray, arg1: Char): String? = StringUtils.join(str, arg1)
    @UDFunction @JvmStatic fun join(str: Array): String? = StringUtils.join(str)
//    @UDFunction @JvmStatic fun join(str: Array, arg1: Char): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: LongArray, arg1: Char): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: Iterator, arg1: String): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: Iterable, arg1: Char): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: Iterable, arg1: String): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: DoubleArray, arg1: Char, arg2: Int, arg3: Int): String? = StringUtils.join(str, arg1, arg2, arg3)
//    @UDFunction @JvmStatic fun join(str: FloatArray, arg1: Char, arg2: Int, arg3: Int): String? = StringUtils.join(str, arg1, arg2, arg3)
//    @UDFunction @JvmStatic fun join(str: CharArray, arg1: Char, arg2: Int, arg3: Int): String? = StringUtils.join(str, arg1, arg2, arg3)
//    @UDFunction @JvmStatic fun join(str: Array, arg1: String, arg2: Int, arg3: Int): String? = StringUtils.join(str, arg1, arg2, arg3)
//    @UDFunction @JvmStatic fun join(str: LongArray, arg1: Char, arg2: Int, arg3: Int): String? = StringUtils.join(str, arg1, arg2, arg3)
//    @UDFunction @JvmStatic fun join(str: Array, arg1: Char, arg2: Int, arg3: Int): String? = StringUtils.join(str, arg1, arg2, arg3)
//    @UDFunction @JvmStatic fun join(str: DoubleArray, arg1: Char): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: FloatArray, arg1: Char): String? = StringUtils.join(str, arg1)
//    @UDFunction @JvmStatic fun join(str: IntArray, arg1: Char, arg2: Int, arg3: Int): String? = StringUtils.join(str, arg1, arg2, arg3)
//    @UDFunction @JvmStatic fun join(str: ByteArray, arg1: Char, arg2: Int, arg3: Int): String? = StringUtils.join(str, arg1, arg2, arg3)
//    @UDFunction @JvmStatic fun join(str: ShortArray, arg1: Char, arg2: Int, arg3: Int): String? = StringUtils.join(str, arg1, arg2, arg3)
    @UDFunction @JvmStatic fun join(str: Array, arg1: String): String? = StringUtils.join(str, arg1)
    @UDFunction @JvmStatic fun trim(str: String?): String? = StringUtils.trim(str)
    @UDFunction @JvmStatic fun strip(str: String?, arg1: String): String? = StringUtils.strip(str, arg1)
    @UDFunction @JvmStatic fun strip(str: String?): String? = StringUtils.strip(str)
    @UDFunction @JvmStatic fun isBlank(str: String?): Boolean = StringUtils.isBlank(str)
    @UDFunction @JvmStatic fun repeat(str: String?, arg1: String, arg2: Int): String? = StringUtils.repeat(str, arg1, arg2)
//    @UDFunction @JvmStatic fun repeat(str: Char, arg1: Int): String? = StringUtils.repeat(str, arg1)
    @UDFunction @JvmStatic fun repeat(str: String?, arg1: Int): String? = StringUtils.repeat(str, arg1)
    @UDFunction @JvmStatic fun reverse(str: String?): String? = StringUtils.reverse(str)
    @UDFunction @JvmStatic fun left(str: String?, arg1: Int): String? = StringUtils.left(str, arg1)
    @UDFunction @JvmStatic fun right(str: String?, arg1: Int): String? = StringUtils.right(str, arg1)
    @UDFunction @JvmStatic fun isAnyEmpty(str: Array): Boolean = StringUtils.isAnyEmpty(*str)
    @UDFunction @JvmStatic fun isNoneEmpty(str: Array): Boolean = StringUtils.isNoneEmpty(*str)
    @UDFunction @JvmStatic fun isNotBlank(str: String?): Boolean = StringUtils.isNotBlank(str)
    @UDFunction @JvmStatic fun isAnyBlank(str: Array): Boolean = StringUtils.isAnyBlank(*str)
    @UDFunction @JvmStatic fun isNoneBlank(str: Array): Boolean = StringUtils.isNoneBlank(*str)
    @UDFunction @JvmStatic fun trimToNull(str: String?): String? = StringUtils.trimToNull(str)
    @UDFunction @JvmStatic fun trimToEmpty(str: String?): String? = StringUtils.trimToEmpty(str)
    @UDFunction @JvmStatic fun stripToNull(str: String?): String? = StringUtils.stripToNull(str)
    @UDFunction @JvmStatic fun stripToEmpty(str: String?): String? = StringUtils.stripToEmpty(str)
    @UDFunction @JvmStatic fun stripStart(str: String?, arg1: String): String? = StringUtils.stripStart(str, arg1)
    @UDFunction @JvmStatic fun stripEnd(str: String?, arg1: String): String? = StringUtils.stripEnd(str, arg1)
    @UDFunction @JvmStatic fun stripAll(str: Array): Array = StringUtils.stripAll(*str)
    @UDFunction @JvmStatic fun stripAll(str: Array, arg1: String): Array = StringUtils.stripAll(str, arg1)
    @UDFunction @JvmStatic fun stripAccents(str: String?): String? = StringUtils.stripAccents(str)
    @UDFunction @JvmStatic fun isNotEmpty(str: String?): Boolean = StringUtils.isNotEmpty(str)
    @UDFunction @JvmStatic fun ordinalIndexOf(str: String?, arg1: String, arg2: Int): Int = StringUtils.ordinalIndexOf(str, arg1, arg2)
    @UDFunction @JvmStatic fun indexOfIgnoreCase(str: String?, arg1: String): Int = StringUtils.indexOfIgnoreCase(str, arg1)
    @UDFunction @JvmStatic fun indexOfIgnoreCase(str: String?, arg1: String, arg2: Int): Int = StringUtils.indexOfIgnoreCase(str, arg1, arg2)
    @UDFunction @JvmStatic fun lastOrdinalIndexOf(str: String?, arg1: String, arg2: Int): Int = StringUtils.lastOrdinalIndexOf(str, arg1, arg2)
    @UDFunction @JvmStatic fun lastIndexOfIgnoreCase(str: String?, arg1: String): Int = StringUtils.lastIndexOfIgnoreCase(str, arg1)
    @UDFunction @JvmStatic fun lastIndexOfIgnoreCase(str: String?, arg1: String, arg2: Int): Int = StringUtils.lastIndexOfIgnoreCase(str, arg1, arg2)
    @UDFunction @JvmStatic fun containsIgnoreCase(str: String?, arg1: String): Boolean = StringUtils.containsIgnoreCase(str, arg1)
    @UDFunction @JvmStatic fun containsWhitespace(str: String?): Boolean = StringUtils.containsWhitespace(str)
    @UDFunction @JvmStatic fun indexOfAny(str: String?, arg1: String): Int = StringUtils.indexOfAny(str, arg1)
    @UDFunction @JvmStatic fun containsAny(str: String?, arg1: String): Boolean = StringUtils.containsAny(str, arg1)
    @UDFunction @JvmStatic fun indexOfAnyBut(str: String?, arg1: String): Int = StringUtils.indexOfAnyBut(str, arg1)
    @UDFunction @JvmStatic fun containsOnly(str: String?, arg1: String): Boolean = StringUtils.containsOnly(str, arg1)
    @UDFunction @JvmStatic fun containsNone(str: String?, arg1: String): Boolean = StringUtils.containsNone(str, arg1)
    @UDFunction @JvmStatic fun substringBefore(str: String?, arg1: String): String? = StringUtils.substringBefore(str, arg1)
    @UDFunction @JvmStatic fun substringAfter(str: String?, arg1: String): String? = StringUtils.substringAfter(str, arg1)
    @UDFunction @JvmStatic fun substringBeforeLast(str: String?, arg1: String): String? = StringUtils.substringBeforeLast(str, arg1)
    @UDFunction @JvmStatic fun substringAfterLast(str: String?, arg1: String): String? = StringUtils.substringAfterLast(str, arg1)
    @UDFunction @JvmStatic fun substringBetween(str: String?, arg1: String): String? = StringUtils.substringBetween(str, arg1)
    @UDFunction @JvmStatic fun substringBetween(str: String?, arg1: String, arg2: String): String? = StringUtils.substringBetween(str, arg1, arg2)
    @UDFunction @JvmStatic fun substringsBetween(str: String?, arg1: String, arg2: String): Array = StringUtils.substringsBetween(str, arg1, arg2)
    @UDFunction @JvmStatic fun splitByWholeSeparator(str: String?, arg1: String, arg2: Int): Array = StringUtils.splitByWholeSeparator(str, arg1, arg2)
    @UDFunction @JvmStatic fun splitByWholeSeparator(str: String?, arg1: String): Array = StringUtils.splitByWholeSeparator(str, arg1)
    @UDFunction @JvmStatic fun splitByWholeSeparatorPreserveAllTokens(str: String?, arg1: String, arg2: Int): Array = StringUtils.splitByWholeSeparatorPreserveAllTokens(str, arg1, arg2)
    @UDFunction @JvmStatic fun splitByWholeSeparatorPreserveAllTokens(str: String?, arg1: String): Array = StringUtils.splitByWholeSeparatorPreserveAllTokens(str, arg1)
    @UDFunction @JvmStatic fun splitPreserveAllTokens(str: String?): Array = StringUtils.splitPreserveAllTokens(str)
    @UDFunction @JvmStatic fun splitPreserveAllTokens(str: String?, arg1: String): Array = StringUtils.splitPreserveAllTokens(str, arg1)
    @UDFunction @JvmStatic fun splitPreserveAllTokens2(str: String?, arg1: Char): Array = StringUtils.splitPreserveAllTokens(str, arg1)
    @UDFunction @JvmStatic fun splitPreserveAllTokens(str: String?, arg1: String, arg2: Int): Array = StringUtils.splitPreserveAllTokens(str, arg1, arg2)
    @UDFunction @JvmStatic fun splitByCharacterType(str: String?): Array = StringUtils.splitByCharacterType(str)
    @UDFunction @JvmStatic fun splitByCharacterTypeCamelCase(str: String?): Array = StringUtils.splitByCharacterTypeCamelCase(str)
    @UDFunction @JvmStatic fun deleteWhitespace(str: String?): String? = StringUtils.deleteWhitespace(str)
    @UDFunction @JvmStatic fun removeStart(str: String?, arg1: String): String? = StringUtils.removeStart(str, arg1)
    @UDFunction @JvmStatic fun removeStartIgnoreCase(str: String?, arg1: String): String? = StringUtils.removeStartIgnoreCase(str, arg1)
    @UDFunction @JvmStatic fun removeEnd(str: String?, arg1: String): String? = StringUtils.removeEnd(str, arg1)
    @UDFunction @JvmStatic fun removeEndIgnoreCase(str: String?, arg1: String): String? = StringUtils.removeEndIgnoreCase(str, arg1)
    @UDFunction @JvmStatic fun replaceOnce(str: String?, arg1: String, arg2: String): String? = StringUtils.replaceOnce(str, arg1, arg2)
    @UDFunction @JvmStatic fun replacePattern(str: String?, arg1: String, arg2: String): String? = StringUtils.replacePattern(str, arg1, arg2)
    @UDFunction @JvmStatic fun removePattern(str: String?, arg1: String): String? = StringUtils.removePattern(str, arg1)
    @UDFunction @JvmStatic fun replaceEach(str: String?, arg1: Array, arg2: Array): String? = StringUtils.replaceEach(str, arg1, arg2)
    @UDFunction @JvmStatic fun replaceEachRepeatedly(str: String?, arg1: Array, arg2: Array): String? = StringUtils.replaceEachRepeatedly(str, arg1, arg2)
    @UDFunction @JvmStatic fun replaceChars2(str: String?, arg1: Char, arg2: Char): String? = StringUtils.replaceChars(str, arg1, arg2)
    @UDFunction @JvmStatic fun replaceChars(str: String?, arg1: String, arg2: String): String? = StringUtils.replaceChars(str, arg1, arg2)
    @UDFunction @JvmStatic fun overlay(str: String?, arg1: String, arg2: Int, arg3: Int): String? = StringUtils.overlay(str, arg1, arg2, arg3)
    @UDFunction @JvmStatic fun chomp(str: String?): String? = StringUtils.chomp(str)
    @UDFunction @JvmStatic fun chomp(str: String?, arg1: String): String? = StringUtils.chomp(str, arg1)
    @UDFunction @JvmStatic fun chop(str: String?): String? = StringUtils.chop(str)
    @UDFunction @JvmStatic fun rightPad2(str: String?, arg1: Int, arg2: Char): String? = StringUtils.rightPad(str, arg1, arg2)
    @UDFunction @JvmStatic fun rightPad(str: String?, arg1: Int): String? = StringUtils.rightPad(str, arg1)
    @UDFunction @JvmStatic fun rightPad(str: String?, arg1: Int, arg2: String): String? = StringUtils.rightPad(str, arg1, arg2)
    @UDFunction @JvmStatic fun leftPad2(str: String?, arg1: Int, arg2: Char): String? = StringUtils.leftPad(str, arg1, arg2)
    @UDFunction @JvmStatic fun leftPad(str: String?, arg1: Int): String? = StringUtils.leftPad(str, arg1)
    @UDFunction @JvmStatic fun leftPad(str: String?, arg1: Int, arg2: String): String? = StringUtils.leftPad(str, arg1, arg2)
    @UDFunction @JvmStatic fun center(str: String?, arg1: Int): String? = StringUtils.center(str, arg1)
    @UDFunction @JvmStatic fun center2(str: String?, arg1: Int, arg2: Char): String? = StringUtils.center(str, arg1, arg2)
    @UDFunction @JvmStatic fun center(str: String?, arg1: Int, arg2: String): String? = StringUtils.center(str, arg1, arg2)
    @UDFunction @JvmStatic fun upperCase(str: String?, arg1: Locale): String? = StringUtils.upperCase(str, arg1)
    @UDFunction @JvmStatic fun upperCase(str: String?): String? = StringUtils.upperCase(str)
    @UDFunction @JvmStatic fun lowerCase(str: String?, arg1: Locale): String? = StringUtils.lowerCase(str, arg1)
    @UDFunction @JvmStatic fun lowerCase(str: String?): String? = StringUtils.lowerCase(str)
    @UDFunction @JvmStatic fun uncapitalize(str: String?): String? = StringUtils.uncapitalize(str)
    @UDFunction @JvmStatic fun swapCase(str: String?): String? = StringUtils.swapCase(str)
    @UDFunction @JvmStatic fun countMatches(str: String?, arg1: String): Int = StringUtils.countMatches(str, arg1)
    @UDFunction @JvmStatic fun isAlphaSpace(str: String?): Boolean = StringUtils.isAlphaSpace(str)
    @UDFunction @JvmStatic fun isAlphanumeric(str: String?): Boolean = StringUtils.isAlphanumeric(str)
    @UDFunction @JvmStatic fun isAlphanumericSpace(str: String?): Boolean = StringUtils.isAlphanumericSpace(str)
    @UDFunction @JvmStatic fun isAsciiPrintable(str: String?): Boolean = StringUtils.isAsciiPrintable(str)
    @UDFunction @JvmStatic fun isNumericSpace(str: String?): Boolean = StringUtils.isNumericSpace(str)
    @UDFunction @JvmStatic fun isAllLowerCase(str: String?): Boolean = StringUtils.isAllLowerCase(str)
    @UDFunction @JvmStatic fun isAllUpperCase(str: String?): Boolean = StringUtils.isAllUpperCase(str)
    @UDFunction @JvmStatic fun defaultString(str: String?): String? = StringUtils.defaultString(str)
    @UDFunction @JvmStatic fun defaultString(str: String?, arg1: String): String? = StringUtils.defaultString(str, arg1)
    @UDFunction @JvmStatic fun defaultIfBlank(str: String?, arg1: String): String? = StringUtils.defaultIfBlank(str, arg1)
    @UDFunction @JvmStatic fun defaultIfEmpty(str: String?, arg1: String): String? = StringUtils.defaultIfEmpty(str, arg1)
    @UDFunction @JvmStatic fun reverseDelimited(str: String?, arg1: Char): String? = StringUtils.reverseDelimited(str, arg1)
    @UDFunction @JvmStatic fun abbreviate(str: String?, arg1: Int, arg2: Int): String? = StringUtils.abbreviate(str, arg1, arg2)
    @UDFunction @JvmStatic fun abbreviate(str: String?, arg1: Int): String? = StringUtils.abbreviate(str, arg1)
    @UDFunction @JvmStatic fun abbreviateMiddle(str: String?, arg1: String, arg2: Int): String? = StringUtils.abbreviateMiddle(str, arg1, arg2)
    @UDFunction @JvmStatic fun indexOfDifference(str: Array): Int = StringUtils.indexOfDifference(*str)
    @UDFunction @JvmStatic fun indexOfDifference(str: String?, arg1: String): Int = StringUtils.indexOfDifference(str, arg1)
    @UDFunction @JvmStatic fun getCommonPrefix(str: Array): String? = StringUtils.getCommonPrefix(*str)
    @UDFunction @JvmStatic fun getLevenshteinDistance(str: String?, arg1: String): Int = StringUtils.getLevenshteinDistance(str, arg1)
    @UDFunction @JvmStatic fun getLevenshteinDistance(str: String?, arg1: String, arg2: Int): Int = StringUtils.getLevenshteinDistance(str, arg1, arg2)
    @UDFunction @JvmStatic fun getJaroWinklerDistance(str: String?, arg1: String): Double = StringUtils.getJaroWinklerDistance(str, arg1)
    @UDFunction @JvmStatic fun startsWithIgnoreCase(str: String?, arg1: String): Boolean = StringUtils.startsWithIgnoreCase(str, arg1)
    @UDFunction @JvmStatic fun startsWithAny(str: String?, arg1: Array): Boolean = StringUtils.startsWithAny(str, *arg1)
    @UDFunction @JvmStatic fun endsWithIgnoreCase(str: String?, arg1: String): Boolean = StringUtils.endsWithIgnoreCase(str, arg1)
    @UDFunction @JvmStatic fun normalizeSpace(str: String?): String? = StringUtils.normalizeSpace(str)
    @UDFunction @JvmStatic fun endsWithAny(str: String?, arg1: Array): Boolean = StringUtils.endsWithAny(str, *arg1)
    @UDFunction @JvmStatic fun appendIfMissing(str: String?, arg1: String, arg2: Array): String? = StringUtils.appendIfMissing(str, arg1, *arg2)
    @UDFunction @JvmStatic fun appendIfMissingIgnoreCase(str: String?, arg1: String, arg2: Array): String? = StringUtils.appendIfMissingIgnoreCase(str, arg1, *arg2)
    @UDFunction @JvmStatic fun prependIfMissing(str: String?, arg1: String, arg2: Array): String? = StringUtils.prependIfMissing(str, arg1, *arg2)
    @UDFunction @JvmStatic fun prependIfMissingIgnoreCase(str: String?, arg1: String, arg2: Array): String? = StringUtils.prependIfMissingIgnoreCase(str, arg1, *arg2)
    @UDFunction @JvmStatic fun toEncodedString(str: ByteArray, arg1: Charset): String? = StringUtils.toEncodedString(str, arg1)

    @UDFunction(description = "Get the first integer in the given string")
    @JvmStatic
    fun firstInteger(str: String?, defaultValue: Int): Int = Strings.getFirstInteger(str, defaultValue)

    @UDFunction(description = "Get the first float in the given string")
    @JvmStatic
    fun firstFloat(str: String?, defaultValue: Float): Float = Strings.getFirstFloatNumber(str, defaultValue)

    @UDFunction(description = "Get the first float number in the given string")
    @JvmStatic
    fun getFirstFloatNumber(str: String?, defaultValue: Float): Float {
        return Strings.getFirstFloatNumber(str, defaultValue)
    }

    @UDFunction(description = "Chinese tokenizer")
    @JvmStatic
    @JvmOverloads
    @Throws(IOException::class)
    fun chineseTokenize(str: String?, sep: String = " "): String {
        if (str.isNullOrBlank()) {
            return ""
        }

        val analyzer = SmartChineseAnalyzer()

        val sb = StringBuilder()

        val tokenStream = analyzer.tokenStream("field", str)
        val term = tokenStream.addAttribute(CharTermAttribute::class.java)
        tokenStream.reset()
        while (tokenStream.incrementToken()) {
            sb.append(term.toString())
            sb.append(sep)
        }
        tokenStream.end()
        tokenStream.close()

        return sb.toString()
    }
}