Java matches quoteReplacement 方法

package com.codingdict;



import java.util.regex.Matcher;

import java.util.regex.Pattern;



public class MatcherDemo {

   private static String REGEX = "dog";

   private static String INPUT = "The dog says meow " + "All dogs say meow.";

   private static String REPLACE = "cat$";



   public static void main(String[] args) {

      Pattern pattern = Pattern.compile(REGEX);



      // get a matcher object

      Matcher matcher = pattern.matcher(INPUT);



      try{

         //Below line will throw exception

         INPUT = matcher.replaceAll(REPLACE);

      } catch(Exception e){

         System.out.println("Exception: "+ e.getMessage());

      }

      INPUT = matcher.replaceAll(matcher.quoteReplacement(REPLACE));

      System.out.println(INPUT);

   }

}