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/*
 * aoserv-client - Java client for the AOServ platform.
 * Copyright (C) 2001-2009, 2016  AO Industries, Inc.
 *     [email protected]
 *     7262 Bull Pen Cir
 *     Mobile, AL 36695
 *
 * This file is part of aoserv-client.
 *
 * aoserv-client is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * aoserv-client is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with aoserv-client.  If not, see .
 */
package com.aoindustries.aoserv.client;

import com.aoindustries.io.CompressedDataInputStream;
import com.aoindustries.io.CompressedDataOutputStream;
import java.io.IOException;
import java.sql.ResultSet;
import java.sql.SQLException;

/**
 * MasterUsers are restricted to data based on a list
 * of Servers they may access.  A MasterServer
 * grants a MasterUser permission to data associated with
 * a Server.  If a MasterUser does not have
 * any MasterServers associated with it, it is granted
 * permissions to all servers.
 *
 * @see  MasterUser
 * @see  Server
 *
 * @author  AO Industries, Inc.
 */
final public class MasterServer extends CachedObjectIntegerKey {

	static final int COLUMN_PKEY=0;
	static final String COLUMN_USERNAME_name = "username";
	static final String COLUMN_SERVER_name = "server";

	private String username;
	private int server;

	@Override
	Object getColumnImpl(int i) {
		switch(i) {
			case COLUMN_PKEY: return pkey;
			case 1: return username;
			case 2: return server;
			default: throw new IllegalArgumentException("Invalid index: "+i);
		}
	}

	public MasterUser getMasterUser() throws SQLException, IOException {
		MasterUser obj=table.connector.getMasterUsers().get(username);
		if(obj==null) throw new SQLException("Unable to find MasterUser: "+username);
		return obj;
	}

	public Server getServer() throws SQLException, IOException {
		Server obj=table.connector.getServers().get(server);
		if(obj==null) throw new SQLException("Unable to find Server: "+server);
		return obj;
	}

	public int getServerPKey() {
		return server;
	}

	@Override
	public SchemaTable.TableID getTableID() {
		return SchemaTable.TableID.MASTER_SERVERS;
	}

	@Override
	public void init(ResultSet result) throws SQLException {
		pkey=result.getInt(1);
		username=result.getString(2);
		server=result.getInt(3);
	}

	@Override
	public void read(CompressedDataInputStream in) throws IOException {
		pkey=in.readCompressedInt();
		username=in.readUTF().intern();
		server=in.readCompressedInt();
	}

	@Override
	public void write(CompressedDataOutputStream out, AOServProtocol.Version version) throws IOException {
		out.writeCompressedInt(pkey);
		out.writeUTF(username);
		out.writeCompressedInt(server);
	}
}




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