程序包org.apache.flink.api.java.aggregation的分层结构

程序包分层结构:

• 所有程序包

类分层结构

• java.lang.Object
  • org.apache.flink.api.java.aggregation.AggregationFunction<T> (implements java.io.Serializable)
    • org.apache.flink.api.java.aggregation.MaxAggregationFunction<T>
    • org.apache.flink.api.java.aggregation.MinAggregationFunction<T>
    • org.apache.flink.api.java.aggregation.SumAggregationFunction<T>
  • org.apache.flink.api.java.aggregation.MaxAggregationFunction.MaxAggregationFunctionFactory (implements org.apache.flink.api.java.aggregation.AggregationFunctionFactory)
  • org.apache.flink.api.java.aggregation.MinAggregationFunction.MinAggregationFunctionFactory (implements org.apache.flink.api.java.aggregation.AggregationFunctionFactory)
  • org.apache.flink.api.java.aggregation.SumAggregationFunction.SumAggregationFunctionFactory (implements org.apache.flink.api.java.aggregation.AggregationFunctionFactory)
  • java.lang.Throwable (implements java.io.Serializable)
    • java.lang.Exception
      • java.lang.RuntimeException
        • org.apache.flink.api.java.aggregation.UnsupportedAggregationTypeException

接口分层结构

• java.io.Serializable
  • org.apache.flink.api.java.aggregation.AggregationFunctionFactory

枚举分层结构

• java.lang.Object
  • java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    • org.apache.flink.api.java.aggregation.Aggregations