java.time.YearMonth.minusMonths()方法的使用及代码示例

x33g5p2x  于2022-02-05 转载在 其他  
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本文整理了Java中java.time.YearMonth.minusMonths()方法的一些代码示例，展示了YearMonth.minusMonths()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。YearMonth.minusMonths()方法的具体详情如下：
包路径：java.time.YearMonth
类名称：YearMonth
方法名：minusMonths

YearMonth.minusMonths介绍

[英]Returns a copy of this year-month with the specified period in months subtracted.

This instance is immutable and unaffected by this method call.
[中]返回减去指定期间（以月为单位）后的本年月份的副本。
此实例是不可变的，不受此方法调用的影响。

代码示例

代码示例来源：origin: org.codehaus.groovy/groovy-datetime

/**
 * Returns a {@link java.time.YearMonth} that is {@code months} months before this year/month.
 *
 * @param self   a YearMonth
 * @param months the number of months to subtract
 * @return a Year
 * @since 2.5.0
 */
public static YearMonth minus(final YearMonth self, long months) {
  return self.minusMonths(months);
}

代码示例来源：origin: stackoverflow.com

YearMonth ym = YearMonth.now( ZoneId.of( "America/Montreal" )  );
YearMonth ymAgo = ym.minusMonths( 6 );

代码示例来源：origin: com.github.lgooddatepicker/LGoodDatePicker

/**
 * buttonPreviousMonthActionPerformed, This event is called when the previous month button is
 * pressed. This sets the YearMonth of the calendar to the previous month, and redraws the
 * calendar.
 */
private void buttonPreviousMonthActionPerformed(ActionEvent e) {
  // We catch and ignore any exceptions at the minimum and maximum of the local date range.
  try {
    drawCalendar(displayedYearMonth.minusMonths(1));
  } catch (Exception ex) {
  }
}

代码示例来源：origin: stackoverflow.com

YearMonth date = new YearMonth("2014-01");
date = date.minusMonths(1); //will equal 2013-11

代码示例来源：origin: stackoverflow.com

YearMonth thisMonth    = YearMonth.now();
YearMonth lastMonth    = thisMonth.minusMonths(1);
YearMonth twoMonthsAgo = thisMonth.minusMonths(2);

DateTimeFormatter monthYearFormatter = DateTimeFormatter.ofPattern("MMMM yyyy");

System.out.printf("Today: %s\n", thisMonth.format(monthYearFormatter));
System.out.printf("Last Month: %s\n", lastMonth.format(monthYearFormatter));
System.out.printf("Two Months Ago: %s\n", twoMonthsAgo.format(monthYearFormatter));

代码示例来源：origin: br.com.jarch/jarch-annotation

@Override
public String getValueChangeTest() {
  return YearMonth.now().minusMonths(2).format(DateTimeFormatter.ofPattern(MMYYYY));
}

代码示例来源：origin: br.com.jarch/jarch-annotation

@Override
public String getValueCloneTest() {
  return YearMonth.now().minusMonths(1).format(DateTimeFormatter.ofPattern(MMYYYY));
}

代码示例来源：origin: stackoverflow.com

ZonedId zoneId = ZoneId.of( "America/Montreal" );
YearMonth yearMonthNow = YearMonth.now( zoneId );
YearMonth yearMonthPrevious = yearMonthNow.minusMonths( 1 );
LocalDate firstOfMonth = yearMonthPrevious.atDay( 1 );
LocalDate lastOfMonth = yearMonthPrevious.atEndOfMonth();

代码示例来源：origin: OpenGamma/Strata

public void test_valuePointSensitivity_fixing() {
 SimplePriceIndexValues test = SimplePriceIndexValues.of(US_CPI_U, VAL_DATE, CURVE_NOFIX, USCPI_TS);
 PriceIndexObservation obs = PriceIndexObservation.of(US_CPI_U, VAL_MONTH.minusMonths(3));
 assertEquals(test.valuePointSensitivity(obs), PointSensitivityBuilder.none());
}

代码示例来源：origin: OpenGamma/Strata

public void test_valuePointSensitivity_fixing() {
 HistoricPriceIndexValues test = HistoricPriceIndexValues.of(US_CPI_U, VAL_DATE, USCPI_TS);
 PriceIndexObservation obs = PriceIndexObservation.of(US_CPI_U, VAL_MONTH.minusMonths(3));
 assertEquals(test.value(obs), 234.722d, TOLERANCE_VALUE);
 assertEquals(test.valuePointSensitivity(obs), PointSensitivityBuilder.none());
}

代码示例来源：origin: OpenGamma/Strata

public void test_createRateComputation_InterpolatedJapan() {
 LocalDate date1 = LocalDate.of(2013, 3, 9);
 LocalDate date2 = LocalDate.of(2013, 3, 10);
 LocalDate date3 = LocalDate.of(2013, 3, 11);
 InflationRateCalculation test = InflationRateCalculation.builder()
   .index(JP_CPI_EXF)
   .lag(Period.ofMonths(3))
   .indexCalculationMethod(INTERPOLATED_JAPAN)
   .firstIndexValue(START_INDEX)
   .build();
 double weight1 = 1.0 - (9.0 + 28.0 - 10.0) / 28.0;
 double weight2 = 1.0;
 double weight3 = 1.0 - 1.0 / 31.0;
 InflationEndInterpolatedRateComputation obs1 = InflationEndInterpolatedRateComputation.of(
   JP_CPI_EXF, START_INDEX, YearMonth.from(date1).minusMonths(4), weight1);
 InflationEndInterpolatedRateComputation obs2 = InflationEndInterpolatedRateComputation.of(
   JP_CPI_EXF, START_INDEX, YearMonth.from(date2).minusMonths(3), weight2);
 InflationEndInterpolatedRateComputation obs3 = InflationEndInterpolatedRateComputation.of(
   JP_CPI_EXF, START_INDEX, YearMonth.from(date3).minusMonths(3), weight3);
 assertEquals(test.createRateComputation(date1), obs1);
 assertEquals(test.createRateComputation(date2), obs2);
 assertEquals(test.createRateComputation(date3), obs3);
}

代码示例来源：origin: OpenGamma/Strata

public void test_createRateComputation_Monthly() {
 InflationRateCalculation test = InflationRateCalculation.builder()
   .index(GB_HICP)
   .lag(Period.ofMonths(3))
   .indexCalculationMethod(MONTHLY)
   .firstIndexValue(START_INDEX)
   .build();
 InflationEndMonthRateComputation obs1 = InflationEndMonthRateComputation.of(
   GB_HICP, START_INDEX, YearMonth.from(DATE_2015_02_05).minusMonths(3));
 InflationEndMonthRateComputation obs2 = InflationEndMonthRateComputation.of(
   GB_HICP, START_INDEX, YearMonth.from(DATE_2015_03_07).minusMonths(3));
 InflationEndMonthRateComputation obs3 = InflationEndMonthRateComputation.of(
   GB_HICP, START_INDEX, YearMonth.from(DATE_2015_04_05).minusMonths(3));
 assertEquals(test.createRateComputation(DATE_2015_02_05), obs1);
 assertEquals(test.createRateComputation(DATE_2015_03_07), obs2);
 assertEquals(test.createRateComputation(DATE_2015_04_05), obs3);
}

代码示例来源：origin: OpenGamma/Strata

public void test_createRateComputation_Interpolated() {
 InflationRateCalculation test = InflationRateCalculation.builder()
   .index(CH_CPI)
   .lag(Period.ofMonths(3))
   .indexCalculationMethod(INTERPOLATED)
   .firstIndexValue(START_INDEX)
   .build();
 double weight1 = 1.0 - 4.0 / 28.0;
 double weight2 = 1.0 - 6.0 / 31.0;
 double weight3 = 1.0 - 4.0 / 30.0;
 InflationEndInterpolatedRateComputation obs1 = InflationEndInterpolatedRateComputation.of(
   CH_CPI, START_INDEX, YearMonth.from(DATE_2015_02_05).minusMonths(3), weight1);
 InflationEndInterpolatedRateComputation obs2 = InflationEndInterpolatedRateComputation.of(
   CH_CPI, START_INDEX, YearMonth.from(DATE_2015_03_07).minusMonths(3), weight2);
 InflationEndInterpolatedRateComputation obs3 = InflationEndInterpolatedRateComputation.of(
   CH_CPI, START_INDEX, YearMonth.from(DATE_2015_04_05).minusMonths(3), weight3);
 assertEquals(test.createRateComputation(DATE_2015_02_05), obs1);
 assertEquals(test.createRateComputation(DATE_2015_03_07), obs2);
 assertEquals(test.createRateComputation(DATE_2015_04_05), obs3);
}

代码示例来源：origin: OpenGamma/Strata

InflationMonthlyRateComputation.of(
      GB_HICP,
      YearMonth.from(DATE_2015_01_05).minusMonths(3),
      YearMonth.from(DATE_2015_02_05).minusMonths(3)))
  .build();
RateAccrualPeriod rap2 = RateAccrualPeriod.builder(ACCRUAL2)
    InflationMonthlyRateComputation.of(
      GB_HICP,
      YearMonth.from(DATE_2015_02_05).minusMonths(3),
      YearMonth.from(DATE_2015_03_07).minusMonths(3)))
  .build();
RateAccrualPeriod rap3 = RateAccrualPeriod.builder(ACCRUAL3)
    InflationMonthlyRateComputation.of(
      GB_HICP,
      YearMonth.from(DATE_2015_03_07).minusMonths(3),
      YearMonth.from(DATE_2015_04_05).minusMonths(3)))
  .build();
ImmutableList<RateAccrualPeriod> periods = test.createAccrualPeriods(ACCRUAL_SCHEDULE, ACCRUAL_SCHEDULE, REF_DATA);

代码示例来源：origin: OpenGamma/Strata

} else if (dayOfMonth < 10) {
 weight -= (dayOfMonth + endDate.minusMonths(1).lengthOfMonth() - 10d) / endDate.minusMonths(1).lengthOfMonth();
 referenceEndMonth = referenceEndMonth.minusMonths(1);

代码示例来源：origin: OpenGamma/Strata

public void coverage() {
 HistoricPriceIndexValues instance1 = HistoricPriceIndexValues.of(US_CPI_U, VAL_DATE, USCPI_TS);
 coverImmutableBean(instance1);
 HistoricPriceIndexValues test2 =
   HistoricPriceIndexValues.of(
     GB_HICP,
     VAL_DATE.plusMonths(1),
     LocalDateDoubleTimeSeries.of(VAL_MONTH.minusMonths(2).atEndOfMonth(), 100d));
 coverBeanEquals(instance1, test2);
}

代码示例来源：origin: OpenGamma/Strata

.rateComputation(InflationInterpolatedRateComputation.of(
  CH_CPI,
  YearMonth.from(DATE_2015_01_05).minusMonths(3),
  YearMonth.from(DATE_2015_02_05).minusMonths(3),
  weight1))
.build();
.rateComputation(InflationInterpolatedRateComputation.of(
  CH_CPI,
  YearMonth.from(DATE_2015_02_05).minusMonths(3),
  YearMonth.from(DATE_2015_03_07).minusMonths(3),
  weight2))
.build();
.rateComputation(InflationInterpolatedRateComputation.of(
  CH_CPI,
  YearMonth.from(DATE_2015_03_07).minusMonths(3),
  YearMonth.from(DATE_2015_04_05).minusMonths(3),
  weight3))
.build();

代码示例来源：origin: OpenGamma/Strata

public void coverage() {
 SimplePriceIndexValues instance1 = SimplePriceIndexValues.of(US_CPI_U, VAL_DATE, CURVE_NOFIX, USCPI_TS);
 coverImmutableBean(instance1);
 SimplePriceIndexValues test2 =
   SimplePriceIndexValues.of(
     GB_HICP,
     VAL_DATE.plusMonths(1),
     CURVE_NOFIX,
     LocalDateDoubleTimeSeries.of(VAL_MONTH.minusMonths(2).atEndOfMonth(), 100d));
 coverBeanEquals(instance1, test2);
}

代码示例来源：origin: OpenGamma/Strata

GB_HICP,
      123d,
      YearMonth.from(DATE_2015_02_05).minusMonths(3)))
  .build();
RateAccrualPeriod rap2 = RateAccrualPeriod.builder(ACCRUAL2)
    InflationMonthlyRateComputation.of(
      GB_HICP,
      YearMonth.from(DATE_2015_02_05).minusMonths(3),
      YearMonth.from(DATE_2015_03_07).minusMonths(3)))
  .build();
RateAccrualPeriod rap3 = RateAccrualPeriod.builder(ACCRUAL3)
    InflationMonthlyRateComputation.of(
      GB_HICP,
      YearMonth.from(DATE_2015_03_07).minusMonths(3),
      YearMonth.from(DATE_2015_04_05).minusMonths(3)))
  .build();
ImmutableList<RateAccrualPeriod> periods = test.createAccrualPeriods(ACCRUAL_SCHEDULE, ACCRUAL_SCHEDULE, REF_DATA);

代码示例来源：origin: OpenGamma/Strata

InflationInterpolatedRateComputation.of(
    GB_RPI,
    YearMonth.from(bda.adjust(DATE_14_06_09, REF_DATA)).minusMonths(3),
    YearMonth.from(bda.adjust(DATE_19_06_09, REF_DATA)).minusMonths(3),
    weight))
.build())

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