本文整理了Java中java.time.Period.isNegative()方法的一些代码示例，展示了Period.isNegative()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。Period.isNegative()方法的具体详情如下：
包路径：java.time.Period
类名称：Period
方法名：isNegative

Period.isNegative介绍

[英]Checks if any of the three units of this period are negative.

This checks whether the years, months or days units are less than zero.
[中]检查这段时间的三个单位中是否有一个是负数。
这将检查年、月或日单位是否小于零。

代码示例

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(periodToStart.isNegative(), "Period to start must not be negative");
 ArgChecker.isFalse(periodToEnd.isNegative(), "Period to end must not be negative");
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(periodToNear.isNegative(), "Period to start must not be negative");
 ArgChecker.isFalse(periodToFar.isNegative(), "Period to end must not be negative");
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(depositPeriod.isNegative(), "Deposit Period must not be negative");
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(periodToStart.isNegative(), "Period to start must not be negative");
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(periodToStart.isNegative(), "Period to start must not be negative");
}

代码示例来源：origin: goldmansachs/jdmn

public static Duration toYearsMonthDuration(DatatypeFactory datatypeFactory, LocalDate date1, LocalDate date2) {
  Period between = Period.between(date2, date1);
  int years = between.getYears();
  int months = between.getMonths();
  if (between.isNegative()) {
    years = - years;
    months = - months;
  }
  return datatypeFactory.newDurationYearMonth(!between.isNegative(), years, months);
}

代码示例来源：origin: com.goldmansachs.jdmn/jdmn-core

public static Duration toYearsMonthDuration(DatatypeFactory datatypeFactory, LocalDate date1, LocalDate date2) {
  Period between = Period.between(date2, date1);
  int years = between.getYears();
  int months = between.getMonths();
  if (between.isNegative()) {
    years = - years;
    months = - months;
  }
  return datatypeFactory.newDurationYearMonth(!between.isNegative(), years, months);
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(depositPeriod.isNegative(), "Deposit Period must not be negative");
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(periodToStart.isNegative(), "Period to start must not be negative");
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(periodToStart.isNegative(), "Period to start must not be negative");
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(periodToStart.isNegative(), "Period to start must not be negative");
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(periodToStart.isNegative(), "Period to start must not be negative");
}

代码示例来源：origin: OpenGamma/Strata

@ImmutableValidator
private void validate() {
 ArgChecker.isFalse(lag.isZero() || lag.isNegative(), "Lag must be positive");
}

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

/**
 * Supports the unary plus operator; returns a {@link java.time.Period} with all unit values positive.
 * For example, a period of "2 years, -3 months, and -4 days" would result in a period of
 * "2 years, 3 months, and 4 days." No normalization is performed.
 *
 * @param self a Period
 * @return a positive Period
 * @since 2.5.0
 */
public static Period positive(final Period self) {
  return !self.isNegative() ? self : self.withDays(Math.abs(self.getDays()))
      .withMonths(Math.abs(self.getMonths()))
      .withYears(Math.abs(self.getYears()));
}

代码示例来源：origin: org.threeten/threeten-extra

/**
 * Obtains an instance of {@code LocalDateRange} from the start and a period.
 * <p>
 * The end date is calculated as the start plus the duration.
 * The period must not be negative.
 * <p>
 * The constant {@code LocalDate.MIN} can be used to indicate an unbounded far-past.
 * <p>
 * The period must not be zero or one day when the start date is {@code LocalDate.MIN}.
 *
 * @param startInclusive  the inclusive start date, not null
 * @param period  the period from the start to the end, not null
 * @return the range, not null
 * @throws DateTimeException if the end is before the start,
 *  or if the period addition cannot be made
 * @throws ArithmeticException if numeric overflow occurs when adding the period
 */
public static LocalDateRange of(LocalDate startInclusive, Period period) {
  Objects.requireNonNull(startInclusive, "startInclusive");
  Objects.requireNonNull(period, "period");
  if (period.isNegative()) {
    throw new DateTimeException("Period must not be zero or negative");
  }
  return new LocalDateRange(startInclusive, startInclusive.plus(period));
}

代码示例来源：origin: OpenGamma/Strata

/**
 * Creates a tenor.
 *
 * @param period  the period to represent
 * @param name  the name
 */
private Tenor(Period period, String name) {
 ArgChecker.notNull(period, "period");
 ArgChecker.isFalse(period.isZero(), "Tenor period must not be zero");
 ArgChecker.isFalse(period.isNegative(), "Tenor period must not be negative");
 this.period = period;
 this.name = name;
}

代码示例来源：origin: com.guestful.module/guestful.module.jsr310-extensions

public static ZonedInterval upTo(ZonedDateTime from, Period p) {
  return p.isNegative() ? ZonedInterval.of(from.plus(p), from) : ZonedInterval.of(from, from.plus(p));
}

代码示例来源：origin: ical4j/ical4j

if (p1.isNegative() != p2.isNegative()) {
  if (p1.isNegative()) {
    result = Integer.MIN_VALUE;
if (p1.isNegative()) {
  return -result;

代码示例来源：origin: org.mnode.ical4j/ical4j

if (p1.isNegative() != p2.isNegative()) {
  if (p1.isNegative()) {
    result = Integer.MIN_VALUE;
if (p1.isNegative()) {
  return -result;

代码示例来源：origin: OpenGamma/Strata

ArgChecker.notNull(period, "period");
ArgChecker.isFalse(period.isZero(), "Frequency period must not be zero");
ArgChecker.isFalse(period.isNegative(), "Frequency period must not be negative");
this.period = period;
this.name = name;