程序包 io.github.burukeyou.dataframe.util

类 CollectorsPlusUtil

java.lang.Object

io.github.burukeyou.dataframe.util.CollectorsPlusUtil

public class CollectorsPlusUtil
extends Object

方法概要

修饰符和类型	方法	说明
static <T> java.util.stream.Collector<T,?,BigDecimal>	averagingBigDecimal(BigDecimalFunction<? super T> mapper, int newScale, int roundingMode)
static <T,R extends Number> java.util.stream.Collector<T,?,BigDecimal>	averagingBigDecimal(NumberFunction<T,R> mapper, int newScale, int roundingMode)
static <T> java.util.stream.Collector<T,?,BigDecimal>	maxBy(BigDecimalFunction<? super T> mapper)
static <T> java.util.stream.Collector<T,?,BigDecimal>	minBy(BigDecimalFunction<? super T> mapper)
static List<Map.Entry<String,BigDecimal>>	sortByValueAndReverse(List<Map.Entry<String,BigDecimal>> unorderedList)
static List<Map.Entry<String,Long>>	sortByValueAndReverseForLong(List<Map.Entry<String,Long>> unorderedList)
static <T> java.util.stream.Collector<T,?,BigDecimal>	summingBigDecimal(BigDecimalFunction<? super T> mapper)
static <T,R extends Number> java.util.stream.Collector<T,?,BigDecimal>	summingBigDecimalForNumber(NumberFunction<T,R> numberFunction)

从类继承的方法 java.lang.Object

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

方法详细资料

summingBigDecimalForNumber

public static <T,R extends Number> java.util.stream.Collector<T,?,BigDecimal> summingBigDecimalForNumber(NumberFunction<T,R> numberFunction)

summingBigDecimal

public static <T> java.util.stream.Collector<T,?,BigDecimal> summingBigDecimal(BigDecimalFunction<? super T> mapper)

sortByValueAndReverse

public static List<Map.Entry<String,BigDecimal>> sortByValueAndReverse(List<Map.Entry<String,BigDecimal>> unorderedList)

sortByValueAndReverseForLong

public static List<Map.Entry<String,Long>> sortByValueAndReverseForLong(List<Map.Entry<String,Long>> unorderedList)

maxBy

public static <T> java.util.stream.Collector<T,?,BigDecimal> maxBy(BigDecimalFunction<? super T> mapper)

minBy

public static <T> java.util.stream.Collector<T,?,BigDecimal> minBy(BigDecimalFunction<? super T> mapper)

averagingBigDecimal

public static <T,R extends Number> java.util.stream.Collector<T,?,BigDecimal> averagingBigDecimal(NumberFunction<T,R> mapper,
                                                                                                                    int newScale,
                                                                                                                    int roundingMode)

averagingBigDecimal

public static <T> java.util.stream.Collector<T,?,BigDecimal> averagingBigDecimal(BigDecimalFunction<? super T> mapper,
                                                                                             int newScale,
                                                                                             int roundingMode)