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* Copyright (c) 2000-2004 The Apache Software Foundation. *
* All rights reserved. *
* ------------------------------------------------------------------- *
* Licensed under the Apache License, Version 2.0 (the "License"); you *
* may not use this file except in compliance with the License. You *
* may obtain a copy of the License at: *
* *
* http://www.apache.org/licenses/LICENSE-2.0 *
* *
* Unless required by applicable law or agreed to in writing, software *
* distributed under the License is distributed on an "AS IS" BASIS, *
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or *
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package org.apache.james.userrepository;
import org.apache.james.services.User;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
/**
* A very lightweight UserRepository, which persists a list
* of user names in a database. Password information is not
* persisted.
*
*/
public class ListUsersJdbcRepository extends AbstractJdbcUsersRepository
{
/**
* Reads properties for a User from an open ResultSet.
*
* @param rsUsers A ResultSet with a User record in the current row.
* @return A User instance
* @throws SQLException
* if an exception occurs reading from the ResultSet
*/
protected User readUserFromResultSet(ResultSet rsUsers) throws SQLException {
// Get the username, and build a DefaultUser with it.
String username = rsUsers.getString(1);
DefaultUser user = new DefaultUser(username, "SHA");
return user;
}
/**
* Set parameters of a PreparedStatement object with
* property values from a User instance.
* @param user a User instance, which should be an implementation class which
* is handled by this Repostory implementation.
* @param userInsert a PreparedStatement initialised with SQL taken from the "insert" SQL definition.
* @throws SQLException
* if an exception occurs while setting parameter values.
*/
protected void setUserForInsertStatement(User user,
PreparedStatement userInsert)
throws SQLException {
userInsert.setString(1, user.getUserName());
}
/**
* Set parameters of a PreparedStatement object with
* property values from a User instance.
*
* @param user a User instance, which should be an implementation class which
* is handled by this Repostory implementation.
* @param userUpdate a PreparedStatement initialised with SQL taken from the "update" SQL definition.
* @throws SQLException
* if an exception occurs while setting parameter values.
*/
protected void setUserForUpdateStatement(User user,
PreparedStatement userUpdate)
throws SQLException {
throw new UnsupportedOperationException("Can't update a List User - " +
"only has a single attribute.");
}
/**
* @see org.apache.james.services.UsersRepository#addUser(java.lang.String, java.lang.String)
*/
public boolean addUser(String username, String password) {
User newbie = new DefaultUser(username, "SHA");
newbie.setPassword(password);
return addUser(newbie);
}
}