本文整理了Java中org.springframework.data.domain.Pageable.previousOrFirst()方法的一些代码示例，展示了Pageable.previousOrFirst()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。Pageable.previousOrFirst()方法的具体详情如下：
包路径：org.springframework.data.domain.Pageable
类名称：Pageable
方法名：previousOrFirst

Pageable.previousOrFirst介绍

[英]Returns the previous Pageable or the first Pageable if the current one already is the first one.
[中]返回上一页或第一页（如果当前页已经是第一页）。

代码示例

代码示例来源：origin: spring-projects/spring-data-couchbase

public Pageable previousOrFirst() {
  return delegate.previousOrFirst();
}

代码示例来源：origin: org.springframework.data/spring-data-couchbase

public Pageable previousOrFirst() {
  return delegate.previousOrFirst();
}

代码示例来源：origin: org.springframework.data/spring-data-gemfire

/**
 * @inheritDoc
 */
@Override
public int getNumber() {
  AtomicInteger number = new AtomicInteger(1);
  Optional.ofNullable(previousPageable()).ifPresent(previousPageable -> {
    Pageable currentPageable;
    do {
      number.incrementAndGet();
      currentPageable = previousPageable;
      previousPageable = previousPageable.previousOrFirst();
    }
    while (currentPageable != previousPageable);
  });
  return number.get();
}

代码示例来源：origin: org.springframework.data/spring-data-geode

/**
 * @inheritDoc
 */
@Override
public int getNumber() {
  AtomicInteger number = new AtomicInteger(1);
  Optional.ofNullable(previousPageable()).ifPresent(previousPageable -> {
    Pageable currentPageable;
    do {
      number.incrementAndGet();
      currentPageable = previousPageable;
      previousPageable = previousPageable.previousOrFirst();
    }
    while (currentPageable != previousPageable);
  });
  return number.get();
}

代码示例来源：origin: apache/servicemix-bundles

public Pageable previousPageable() {
  return hasPrevious() ? pageable.previousOrFirst() : Pageable.unpaged();
}