Java Examples - Splitting a String

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Problem Description:

How to reset the pattern of a regular expression?

Solution:

Following example demonstrates how to reset the pattern of a regular expression by using Pattern.compile() of Pattern class and m.find() method of Matcher class.

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class Resetting {
   public static void main(String[] args) 
   throws Exception {
      Matcher m = Pattern.compile("[frb][aiu][gx]").
      matcher("fix the rug with bags");
      while (m.find())
         System.out.println(m.group());
      m.reset("fix the rig with rags");
      while (m.find())
         System.out.println(m.group());
   }
} 

Result:

The above code sample will produce the following result.

fix
rug
bag
fix
rig 
rag


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