Package org.openjdk.jol.info

Class GraphStats

  • public class GraphStats
extends java.lang.Object
    Light-weight statistics about the object graph.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private long totalCount  
      private long totalSize  

    • Constructor Summary

      Constructors 
      Constructor Description
      GraphStats()  

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      (package private) void addRecord​(long size)  
      static GraphStats parseInstance​(java.lang.Object... roots)
      Parse the object graph starting from the given instance.
      long totalCount()
      Answer the total instance count
      long totalSize()
      Answer the total instance footprint

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • totalCount

        private long totalCount

      • totalSize

        private long totalSize

    • Constructor Detail

      • GraphStats

        public GraphStats()

    • Method Detail

      • parseInstance

        public static GraphStats parseInstance​(java.lang.Object... roots)
        Parse the object graph starting from the given instance.
        Parameters:
        roots - root instances to start from
        Returns:
        object graph

      • addRecord

        void addRecord​(long size)

      • totalCount

        public long totalCount()
        Answer the total instance count
        Returns:
        total instance count

      • totalSize

        public long totalSize()
        Answer the total instance footprint
        Returns:
        total instance footprint, bytes