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

ConcurrentHashMap.reduce介绍

暂无

代码示例

代码示例来源：origin: biezhi/learn-java8

private static void testReduce() {
  ConcurrentHashMap<String, String> map = new ConcurrentHashMap<>();
  map.putIfAbsent("foo", "bar");
  map.putIfAbsent("han", "solo");
  map.putIfAbsent("r2", "d2");
  map.putIfAbsent("c3", "p0");
  String reduced = map.reduce(1, (key, value) -> key + "=" + value,
      (s1, s2) -> s1 + ", " + s2);
  System.out.println(reduced);
}

代码示例来源：origin: dunwu/javacore

private static void testReduce() {
  ConcurrentHashMap<String, String> map = new ConcurrentHashMap<>();
  map.putIfAbsent("foo", "bar");
  map.putIfAbsent("han", "solo");
  map.putIfAbsent("r2", "d2");
  map.putIfAbsent("c3", "p0");
  String reduced = map.reduce(1, (key, value) -> key + "=" + value,
    (s1, s2) -> s1 + ", " + s2);
  System.out.println(reduced);
}