Program: 51893
Project: 51893
Buggy source:
/** 
 * Method which will negotiate with the user via the command line to  obtain the administrator's details
 * @throws Exception
 */
protected void negotiateAdministratorDetails() throws Exception {
  Console console=System.console();
  System.out.println("String_Node_Str");
  boolean dataOK=false;
  String email=null;
  String firstName=null;
  String lastName=null;
  char[] password1=null;
  char[] password2=null;
  String language=I18nUtil.DEFAULTLOCALE.getLanguage();
  while (!dataOK) {
    System.out.print("String_Node_Str");
    System.out.flush();
    email=console.readLine();
    if (!StringUtils.isBlank(email)) {
      email=email.trim();
    }
 else {
      System.out.println("String_Node_Str");
      continue;
    }
    System.out.print("String_Node_Str");
    System.out.flush();
    firstName=console.readLine();
    if (firstName != null) {
      firstName=firstName.trim();
    }
    System.out.print("String_Node_Str");
    System.out.flush();
    lastName=console.readLine();
    if (lastName != null) {
      lastName=lastName.trim();
    }
    if (ConfigurationManager.getProperty("String_Node_Str") != null) {
      System.out.println("String_Node_Str" + ConfigurationManager.getProperty("String_Node_Str"));
      System.out.print("String_Node_Str");
      System.out.flush();
      language=console.readLine();
      if (language != null) {
        language=language.trim();
        language=I18nUtil.getSupportedLocale(new Locale(language)).getLanguage();
      }
    }
    System.out.println("String_Node_Str");
    System.out.print("String_Node_Str");
    System.out.flush();
    password1=console.readPassword();
    System.out.print("String_Node_Str");
    System.out.flush();
    password2=console.readPassword();
    if (password1.length > 1 && Arrays.equals(password1,password2)) {
      System.out.print("String_Node_Str");
      System.out.flush();
      String s=console.readLine();
      if (s != null) {
        s=s.trim();
        if (s.toLowerCase().startsWith("String_Node_Str")) {
          dataOK=true;
        }
      }
    }
 else {
      System.out.println("String_Node_Str");
    }
  }
  createAdministrator(email,firstName,lastName,language,String.valueOf(password1));
  Arrays.fill(password1,' ');
  Arrays.fill(password2,' ');
}

Fixed version (ground truth):
/** 
 * Method which will negotiate with the user via the command line to  obtain the administrator's details
 * @throws Exception if error
 */
protected void negotiateAdministratorDetails() throws Exception {
  Console console=System.console();
  System.out.println("String_Node_Str");
  boolean dataOK=false;
  String email=null;
  String firstName=null;
  String lastName=null;
  char[] password1=null;
  char[] password2=null;
  String language=I18nUtil.DEFAULTLOCALE.getLanguage();
  while (!dataOK) {
    System.out.print("String_Node_Str");
    System.out.flush();
    email=console.readLine();
    if (!StringUtils.isBlank(email)) {
      email=email.trim();
    }
 else {
      System.out.println("String_Node_Str");
      continue;
    }
    System.out.print("String_Node_Str");
    System.out.flush();
    firstName=console.readLine();
    if (firstName != null) {
      firstName=firstName.trim();
    }
    System.out.print("String_Node_Str");
    System.out.flush();
    lastName=console.readLine();
    if (lastName != null) {
      lastName=lastName.trim();
    }
    if (ConfigurationManager.getProperty("String_Node_Str") != null) {
      System.out.println("String_Node_Str" + ConfigurationManager.getProperty("String_Node_Str"));
      System.out.print("String_Node_Str");
      System.out.flush();
      language=console.readLine();
      if (language != null) {
        language=language.trim();
        language=I18nUtil.getSupportedLocale(new Locale(language)).getLanguage();
      }
    }
    System.out.println("String_Node_Str");
    System.out.print("String_Node_Str");
    System.out.flush();
    password1=console.readPassword();
    System.out.print("String_Node_Str");
    System.out.flush();
    password2=console.readPassword();
    if (password1.length > 1 && Arrays.equals(password1,password2)) {
      System.out.print("String_Node_Str");
      System.out.flush();
      String s=console.readLine();
      if (s != null) {
        s=s.trim();
        if (s.toLowerCase().startsWith("String_Node_Str")) {
          dataOK=true;
        }
      }
    }
 else {
      System.out.println("String_Node_Str");
    }
  }
  createAdministrator(email,firstName,lastName,language,String.valueOf(password1));
  Arrays.fill(password1,' ');
  Arrays.fill(password2,' ');
}