usermanager.java

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package org.appfuse.service;

import java.util.List;

import org.acegisecurity.userdetails.UsernameNotFoundException;
import org.appfuse.dao.UserDao;
import org.appfuse.model.User;


/**
 * Business Service Interface to handle communication between web and
 * persistence layer.
 *
 * <p><a href="UserManager.java.html"><i>View Source</i></a></p>
 *
 * @author <a href="mailto:[e-mail]">Matt Raible</a>
 *  Modified by <a href="mailto:[e-mail]">Dan Kibler </a> 
 */
public interface UserManager {
    
    public void setUserDao(UserDao userDao);

    /**
     * Retrieves a user by userId.  An exception is thrown if user not found
     *
     * @param userId
     * @return User
     */
    public User getUser(String userId);
    
    /**
     * Finds a user by their username.
     * @param username
     * @return User a populated user object
     */
    public User getUserByUsername(String username) throws UsernameNotFoundException;

    /**
     * Retrieves a list of users, filtering with parameters on a user object
     * @param user parameters to filter on
     * @return List
     */
    public List getUsers(User user);

    /**
     * Saves a user's information
     *
     * @param user the user's information
     * @throws UserExistsException
     */
    public void saveUser(User user) throws UserExistsException;

    /**
     * Removes a user from the database by their userId
     *
     * @param userId the user's id
     */
    public void removeUser(String userId);
}