Package org.springframework.expression.spel.support

Class StandardTypeComparator

java.lang.Object
org.springframework.expression.spel.support.StandardTypeComparator
All Implemented Interfaces:
TypeComparator
public class StandardTypeComparator extends Object implements TypeComparator
A basic TypeComparator implementation: supports comparison of Number types as well as types implementing Comparable.
Since:
3.0
Author:
Andy Clement, Juergen Hoeller, Giovanni Dall'Oglio Risso

  • Constructor Details

    • StandardTypeComparator

      public StandardTypeComparator()

  • Method Details

    • canCompare

      public boolean canCompare(@Nullable Object left, @Nullable Object right)
      Description copied from interface: TypeComparator
      Return true if the comparator can compare these two objects.
      Specified by:
      canCompare in interface TypeComparator
      Parameters:
      left - the first object
      right - the second object
      Returns:
      true if the comparator can compare these objects

    • compare

      public int compare(@Nullable Object left, @Nullable Object right) throws SpelEvaluationException
      Description copied from interface: TypeComparator
      Compare two given objects.
      Specified by:
      compare in interface TypeComparator
      Parameters:
      left - the first object
      right - the second object
      Returns:
      0 if they are equal, a negative integer if the first is smaller than the second, or a positive integer if the first is larger than the second
      Throws:
      SpelEvaluationException
      See Also: