Package com.mongodb.operation

Class MapReduceStatistics

  • @Deprecated
public class MapReduceStatistics
extends java.lang.Object
    Deprecated.
    Common statistics returned by running all types of map-reduce operations.
    Since:
    3.0

    • Constructor Summary

      Constructors 
      Constructor Description
      MapReduceStatistics​(int inputCount, int outputCount, int emitCount, int duration)
      Deprecated.
      Construct a new instance.

    • Method Summary

      All Methods Instance Methods Concrete Methods Deprecated Methods 
      Modifier and Type Method Description
      int getDuration()
      Deprecated.
      Get the amount of time it took to run the map-reduce.
      int getEmitCount()
      Deprecated.
      Get the number of messages emitted from the provided map function.
      int getInputCount()
      Deprecated.
      Get the number of documents that were input into the map reduce operation
      int getOutputCount()
      Deprecated.
      Get the number of documents generated as a result of this map reduce

      • Methods inherited from class java.lang.Object

        equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • MapReduceStatistics

        public MapReduceStatistics​(int inputCount,
                           int outputCount,
                           int emitCount,
                           int duration)
        Deprecated.
        Construct a new instance.
        Parameters:
        inputCount - the input count.
        outputCount - the output count.
        emitCount - the emit count.
        duration - the duration.

    • Method Detail

      • getInputCount

        public int getInputCount()
        Deprecated.
        Get the number of documents that were input into the map reduce operation
        Returns:
        the number of documents that read while processing this map reduce

      • getOutputCount

        public int getOutputCount()
        Deprecated.
        Get the number of documents generated as a result of this map reduce
        Returns:
        the number of documents output by the map reduce

      • getEmitCount

        public int getEmitCount()
        Deprecated.
        Get the number of messages emitted from the provided map function.
        Returns:
        the number of items emitted from the map function

      • getDuration

        public int getDuration()
        Deprecated.
        Get the amount of time it took to run the map-reduce.
        Returns:
        the duration in milliseconds