public boolean login()

in core/servicemix-core/src/main/java/org/apache/servicemix/jbi/security/login/PropertiesLoginModule.java [84:151]
62 lines of code
13 McCabe index (conditional complexity)

    public boolean login() throws LoginException {
        File f = new File(baseDir, usersFile);
        InputStream fis = null;
        try {
            fis = new java.io.FileInputStream(f);
            users.load(fis);
        } catch (IOException ioe) {
            throw new LoginException("Unable to load user properties file " + f);
        } finally {
            if (fis != null) {
                try {
                    fis.close();
                    fis = null;
                } catch (IOException e) {
                    throw new LoginException("Unable to close user properties file " + f);
                }
            }
        }
        f = new File(baseDir, groupsFile);
        try {
            fis = new java.io.FileInputStream(f);
            groups.load(fis);
        } catch (IOException ioe) {
            throw new LoginException("Unable to load group properties file " + f);
        } finally {
            if (fis != null) {
                try {
                    fis.close();
                    fis = null;
                } catch (IOException e) {
                    throw new LoginException("Unable to close group properties file " + f);
                }
            }
        }

        Callback[] callbacks = new Callback[2];

        callbacks[0] = new NameCallback("Username: ");
        callbacks[1] = new PasswordCallback("Password: ", false);
        try {
            callbackHandler.handle(callbacks);
        } catch (IOException ioe) {
            throw new LoginException(ioe.getMessage());
        } catch (UnsupportedCallbackException uce) {
            throw new LoginException(uce.getMessage() + " not available to obtain information from user");
        }
        user = ((NameCallback) callbacks[0]).getName();
        char[] tmpPassword = ((PasswordCallback) callbacks[1]).getPassword();
        if (tmpPassword == null) {
            tmpPassword = new char[0];
        }

        String password = users.getProperty(user);

        if (password == null) {
            throw new FailedLoginException("User does not exist");
        }
        if (!password.equals(new String(tmpPassword))) {
            throw new FailedLoginException("Password does not match");
        }

        users.clear();

        if (debug) {
            LOGGER.debug("login {}", user);
        }
        return true;
    }