Utility.java (path: ../login/impl)

/**
  * Implements the Login interface. Defines a file-based set of accounts.
  */

package login.impl;
import login.*;

public class Utility
    {

    /**
      * Returns a given account's access credentials if the given access parameters match one of the given account array entries.
      * @param login The username associated to the account.
      * @param password The password associated to the account.
      * @param v The account credentials array.
      * @return The given account's access credentials, if present.
      */

    public static Login login(String login, String password, Login[] v)
        {
        for(int i = 0; i < v.length; i++)
            if(v[i].login(login, password) != null) return v[i];
        return null;
        }

    }