本文整理了Java中org.apache.spark.api.java.JavaSparkContext.doubleAccumulator()方法的一些代码示例，展示了JavaSparkContext.doubleAccumulator()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。JavaSparkContext.doubleAccumulator()方法的具体详情如下：
包路径：org.apache.spark.api.java.JavaSparkContext
类名称：JavaSparkContext
方法名：doubleAccumulator

JavaSparkContext.doubleAccumulator介绍

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代码示例

代码示例来源：origin: org.apache.spark/spark-core_2.10

assertEquals((Integer) 25, intAccum.value());
Accumulator<Double> doubleAccum = sc.doubleAccumulator(10.0);
rdd.foreach(x -> doubleAccum.add((double) x));
assertEquals((Double) 25.0, doubleAccum.value());

代码示例来源：origin: org.apache.spark/spark-core_2.11

assertEquals((Integer) 25, intAccum.value());
Accumulator<Double> doubleAccum = sc.doubleAccumulator(10.0);
rdd.foreach(x -> doubleAccum.add((double) x));
assertEquals((Double) 25.0, doubleAccum.value());

代码示例来源：origin: org.apache.spark/spark-core

assertEquals((Integer) 25, intAccum.value());
Accumulator<Double> doubleAccum = sc.doubleAccumulator(10.0);
rdd.foreach(x -> doubleAccum.add((double) x));
assertEquals((Double) 25.0, doubleAccum.value());