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

KeyedStream.filter介绍

暂无

代码示例

代码示例来源：origin: vasia/gelly-streaming

/**
 * @return the vertex DataStream.
 */
@Override
public DataStream<Vertex<K, NullValue>> getVertices() {
  return this.edges
    .flatMap(new EmitSrcAndTarget<K, EV>())
    .keyBy(0)
    .filter(new FilterDistinctVertices<K>());
}

代码示例来源：origin: king/bravo

public DataStream<String> constructTestPipeline(DataStream<String> source) {
  return source
      .map(Integer::parseInt)
      .returns(Integer.class)
      .keyBy(i -> i)
      .filter(new StatefulFilter())
      .uid("filter")
      .keyBy(i -> i)
      .map(new StatelessMap())
      .uid("counter")
      .map(Tuple2::toString)
      .returns(String.class);
}

代码示例来源：origin: king/bravo

public DataStream<String> restoreTestPipeline(DataStream<String> source) {
  return source
      .map(Integer::parseInt)
      .returns(Integer.class)
      .keyBy(i -> i)
      .filter(new StatefulFilter())
      .uid("filter")
      .keyBy(i -> i)
      .map(new StatefulCounter())
      .uid("counter")
      .map(Tuple2::toString)
      .returns(String.class);
}