Class Carrydown.ResultDuplicateEliminator

  • All Implemented Interfaces:
    ILimitChecker
    Enclosing class:
    Carrydown

    protected static class Carrydown.ResultDuplicateEliminator
    extends java.lang.Object
    implements ILimitChecker
    Limit checker which removes duplicate rows, based on datavaluehash
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean checkContinue()
      See if we should examine another row.
      boolean checkInclude​(IResultRow row)
      See if a result row should be included in the final result set.
      boolean doesCompareWork()
      See if this class can be legitimately compared against another of the same type.
      ILimitChecker duplicate()
      Create a duplicate of this class instance.
      boolean equals​(java.lang.Object object)
      Compare two objects and see if equal.
      int hashCode()
      Find the hashcode for this class.
      • Methods inherited from class java.lang.Object

        clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait
    • Field Detail

      • currentDataHashValue

        protected java.lang.String currentDataHashValue
    • Constructor Detail

      • ResultDuplicateEliminator

        public ResultDuplicateEliminator()
    • Method Detail

      • doesCompareWork

        public boolean doesCompareWork()
        Description copied from interface: ILimitChecker
        See if this class can be legitimately compared against another of the same type.
        Specified by:
        doesCompareWork in interface ILimitChecker
        Returns:
        true if comparisons will ever return "true".
      • duplicate

        public ILimitChecker duplicate()
        Description copied from interface: ILimitChecker
        Create a duplicate of this class instance. All current state should be preserved.
        Specified by:
        duplicate in interface ILimitChecker
        Returns:
        the duplicate.
      • hashCode

        public int hashCode()
        Description copied from interface: ILimitChecker
        Find the hashcode for this class. This will only ever be used if doesCompareWork() returns true.
        Specified by:
        hashCode in interface ILimitChecker
        Overrides:
        hashCode in class java.lang.Object
        Returns:
        the hashcode.
      • equals

        public boolean equals​(java.lang.Object object)
        Description copied from interface: ILimitChecker
        Compare two objects and see if equal. This will only ever be used if doesCompareWork() returns true.
        Specified by:
        equals in interface ILimitChecker
        Overrides:
        equals in class java.lang.Object
        Parameters:
        object - is the object to compare against.
        Returns:
        true if equal.