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  1.     import java.util.*;
  2.     import java.io.*;
  3.     import java.util.regex.*;
  4.     import java.util.List;
  5.  
  6.     class Program {
  7.     public static void main (String[] args) throws java.lang.Exception	{
  8.  
  9.     String subject = "custom onetomany manytomany atom tomcat tomorrow automatic tom tomahawk";
  10.     Pattern regex = Pattern.compile("custom|onetomany|manytomany|atom|tomcat|tomorrow|automatic|(\\w*tom\\w*)");
  11.     Matcher regexMatcher = regex.matcher(subject);
  12.     List<String> group1Caps = new ArrayList<String>();
  13.  
  14.     // put Group 1 captures in a list
  15.     while (regexMatcher.find()) {
  16.     if(regexMatcher.group(1) != null) {
  17.     group1Caps.add(regexMatcher.group(1));
  18.     	}
  19.     } // end of building the list
  20.  
  21.     System.out.println("\n" + "*** Matches ***");
  22.     if(group1Caps.size()>0) {
  23.     for (String match : group1Caps) System.out.println(match);
  24.     }
  25.  
  26.     } // end main
  27.     } // end Program
Success #stdin #stdout 0.07s 380224KB
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Standard input is empty
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*** Matches ***
tom
tomahawk
https://ideone.com/MPhQCo
http://stackoverflow.com/q/23921697/
language:
Java (12.0.1)
created:
11 years ago
visibility:
secret

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