text: package org.opencv.core;
  
  public class CvException extends RuntimeException {
  
      private static final long serialVersionUID = 1L;
  
      public CvException(String msg) {
          super(msg);
      }
  
      @Override
      public String toString() {
          return "CvException [" + super.toString() + "]";
      }
  }
  