Sort the language strings in Moodle repository_plugin.php in lang/

SortLanguageStrings.java

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

public class SortLanguageStrings {
    private static final String REGEX = "\\$string\\[\\'(.*)\\'\\].*";

    public static void main( String args[] ) {
        // Compile pattern
        Pattern p = Pattern.compile(REGEX);
        // Create a hash map
        TreeMap tm = new TreeMap();

        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        try {
            while (true) {
                String langString = br.readLine();
                Matcher m = p.matcher(langString); // get a matcher object

                while(m.find()) {
                    tm.put(m.group(1), langString);
                }
            }
        } catch (Exception e) {
            // No catch block
        }

        // Get a set of the entries
        Set set = tm.entrySet();
        Iterator i = set.iterator();
        while(i.hasNext()) {
            Map.Entry me = (Map.Entry)i.next();
            System.out.println(me.getValue());
        }
   }
}