public UserManager createUserManager()

in core/src/main/java/org/apache/ftpserver/usermanager/DbUserManagerFactory.java [55:92]
37 lines of code
9 McCabe index (conditional complexity)

    public UserManager createUserManager() {
        if (dataSource == null) {
            throw new FtpServerConfigurationException(
                    "Required data source not provided");
        }
        if (insertUserStmt == null) {
            throw new FtpServerConfigurationException(
                    "Required insert user SQL statement not provided");
        }
        if (updateUserStmt == null) {
            throw new FtpServerConfigurationException(
                    "Required update user SQL statement not provided");
        }
        if (deleteUserStmt == null) {
            throw new FtpServerConfigurationException(
                    "Required delete user SQL statement not provided");
        }
        if (selectUserStmt == null) {
            throw new FtpServerConfigurationException(
                    "Required select user SQL statement not provided");
        }
        if (selectAllStmt == null) {
            throw new FtpServerConfigurationException(
                    "Required select all users SQL statement not provided");
        }
        if (isAdminStmt == null) {
            throw new FtpServerConfigurationException(
                    "Required is admin user SQL statement not provided");
        }
        if (authenticateStmt == null) {
            throw new FtpServerConfigurationException(
                    "Required authenticate user SQL statement not provided");
        }
        
        return new DbUserManager(dataSource, selectAllStmt, selectUserStmt, 
                insertUserStmt, updateUserStmt, deleteUserStmt, authenticateStmt, 
                isAdminStmt, passwordEncryptor, adminName);
    }