[Code] XML Werte umwandeln?

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class XMLPropertyReverse {

 public static final String inputFile = "[B]in.xml[/B]";
 public static final String outputFile = "[B]out.xml[/B]";

 public static final Pattern reverseTagPattern = Pattern.compile(
 "[B](shortname=\")((?:[a-z][a-z0-9_]*))(\")[/B]", Pattern.CASE_INSENSITIVE
 | Pattern.DOTALL);
 public static final int reverseTagPatternValueGroup = [B]2[/B];

 public static void main(String[] args) {
 List<String> oldLineList = readFile(new File(inputFile));
 List<String> reversedLineList = new ArrayList<String>();
 
 for (String line : oldLineList) {
 System.out.println(reversePropertiesOfLine(line));
 reversedLineList.add(reversePropertiesOfLine(line));
 }

 writeFile(new File(outputFile), reversedLineList);
 }

 public static List<String> readFile(File file) {
 ArrayList<String> lineList = new ArrayList<String>();
 try {
 BufferedReader bufferedReader = new BufferedReader(new FileReader(
 file));
 while (true) {
 String line = bufferedReader.readLine();
 if (line == null)
 break;
 lineList.add(line);
 }
 } catch (Exception e) {
 e.printStackTrace();
 }
 return lineList;
 }

 public static String reversePropertiesOfLine(String line) {
 if (line == null)
 return line;
 Matcher tagMatcher = reverseTagPattern.matcher(line);
 while (tagMatcher.find()) {

 String oldValue = tagMatcher.group(reverseTagPatternValueGroup);
 String reversedValue = new StringBuffer(
 tagMatcher.group(reverseTagPatternValueGroup)).reverse()
 .toString();

 String oldProperty = tagMatcher.toMatchResult().group();
 String newProperty = oldProperty.replace(oldValue, reversedValue);
 
 line = line.replace(oldProperty, newProperty);
 }

 return line;
 }

 public static void writeFile(File file, List<String> lineList) {
 try {
 if (!file.exists())
 file.createNewFile();
 BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(
 file, false));
 for (String line : lineList) {
 bufferedWriter.write(line + "\n");
 }
 bufferedWriter.close();

 } catch (Exception e) {
 e.printStackTrace();
 }
 }

}