package box;

import java.io.BufferedReader;

import java.io.FileNotFoundException;

import java.io.FileReader;

import java.io.IOException;

import java.util.regex.Matcher;

import java.util.regex.Pattern;

/**

*

* @author ville

*/

public class PythonChallengeLevel3 {

public void showThreeBodyGuards() {

String words = getString();

String pattern = "[a-z][A-Z]{3}([a-z])[A-Z]{3}[a-z]";

Pattern r = Pattern.compile(pattern);

Matcher m = r.matcher(words);

while (m.find()) {

System.out.println("Match: " + m.group());

}

}

private String getString() {

BufferedReader br = null;

try {

br = new BufferedReader(new FileReader("text.txt"));

StringBuilder sb = new StringBuilder();

String line = br.readLine();

while (line != null) {

sb.append(line);

line = br.readLine();

}

return sb.toString();

} catch (FileNotFoundException ex) {

ex.printStackTrace();

} catch (IOException ex) {

ex.printStackTrace();

} finally {

try {

br.close();

} catch (IOException ex) {

ex.printStackTrace();

}

}

return "";

}

}