Package com.espertech.esper.common.internal.epl.variable.core

Interface VariableChangeCallback

All Known Implementing Classes:
CreateVariableView, ExpressionBatchView, ExpressionViewBase, ExpressionWindowView, OutputConditionExpression
public interface VariableChangeCallback
A callback interface for indicating a change in variable value.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    update(Object newValue, Object oldValue)
    Indicate a change in variable value.

  • Method Details

    • update

      void update(Object newValue, Object oldValue)
      Indicate a change in variable value.
      Parameters:
      newValue - new value
      oldValue - old value