package com.l2jfrozen.util.database;
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
* http://www.gnu.org/copyleft/gpl.html
*/
import java.sql.Connection;
import java.sql.SQLException;
import java.util.logging.Logger;
import com.jolbox.bonecp.BoneCPDataSource;
import com.l2jfrozen.Config;
import com.l2jfrozen.gameserver.thread.ThreadPoolManager;
public class L2DatabaseFactory_BoneCP extends L2DatabaseFactory
{
private static final Logger _log = Logger.getLogger(L2DatabaseFactory_BoneCP.class.getName());
private BoneCPDataSource _source;
public L2DatabaseFactory_BoneCP()
{
_log.info("Initializing BoneCP [ databaseDriver -> " + Config.DATABASE_DRIVER + ", jdbcUrl -> "
+ Config.DATABASE_URL + ", maxConnectionsPerPartition -> " + Config.DATABASE_MAX_CONNECTIONS + ", username -> " + Config.DATABASE_LOGIN
+ ", password -> " + Config.DATABASE_PASSWORD + " ]");
try
{
if (Config.DATABASE_MAX_CONNECTIONS < 10)
{
Config.DATABASE_MAX_CONNECTIONS = 10;
_log.warning("at least " + Config.DATABASE_MAX_CONNECTIONS + " db connections are required.");
}
if (Config.DATABASE_PARTITION_COUNT > 4){
Config.DATABASE_PARTITION_COUNT = 4;
_log.warning("max {} db connections partitions. "+ Config.DATABASE_PARTITION_COUNT);
}
if (Config.DATABASE_MAX_CONNECTIONS * Config.DATABASE_PARTITION_COUNT > 200){
_log.warning("Max Connections number is higher then 60.. Using Partition 2 and Connection 30");
Config.DATABASE_MAX_CONNECTIONS = 50;
Config.DATABASE_PARTITION_COUNT = 4;
}
_source = new BoneCPDataSource();
// _source.setAutoCommitOnClose(true);
_source.getConfig().setDefaultAutoCommit(true);
// _source.setInitialPoolSize(10);
_source.getConfig().setPoolAvailabilityThreshold(10);
//_source.setMinPoolSize(10);
_source.getConfig().setMinConnectionsPerPartition(10);
//_source.setMaxPoolSize(Config.DATABASE_MAX_CONNECTIONS);
_source.getConfig().setMaxConnectionsPerPartition(Config.DATABASE_MAX_CONNECTIONS);
_source.getConfig().setPartitionCount(Config.DATABASE_PARTITION_COUNT);
_source.setAcquireRetryAttempts(0); // try to obtain connections indefinitely (0 = never quit)
_source.setAcquireRetryDelayInMs(500); // 500 miliseconds wait before try to acquire connection again
// if pool is exhausted
_source.setAcquireIncrement(5); // if pool is exhausted, get 5 more connections at a time
// cause there is a "long" delay on acquire connection
// so taking more than one connection at once will make connection pooling
// more effective.
_source.setConnectionTimeoutInMs(Config.DATABASE_TIMEOUT);
// this "connection_test_table" is automatically created if not already there
//_source.setAutomaticTestTable("connection_test_table");
//_source.setTestConnectionOnCheckin(false);
// testing OnCheckin used with IdleConnectionTestPeriod is faster than testing on checkout
_source.setIdleConnectionTestPeriodInMinutes(1); // test idle connection every 60 sec
// _source.setMaxIdleTime(1800); // 0 = idle connections never expire
_source.setIdleMaxAgeInSeconds(1800);
// *THANKS* to connection testing configured above
// but I prefer to disconnect all connections not used
// for more than 1 hour
_source.setTransactionRecoveryEnabled(true);
// enables statement caching, there is a "semi-bug" in c3p0 0.9.0 but in 0.9.0.2 and later it's fixed
//_source.setMaxStatementsPerConnection(100);
//_source.setBreakAfterAcquireFailure(false); // never fail if any way possible
// setting this to true will make
// c3p0 "crash" and refuse to work
// till restart thus making acquire
// errors "FATAL" ... we don't want that
// it should be possible to recover
_source.setDriverClass(Config.DATABASE_DRIVER);
_source.setJdbcUrl(Config.DATABASE_URL);
_source.setUsername(Config.DATABASE_LOGIN);
_source.setPassword(Config.DATABASE_PASSWORD);
/* Test the connection */
_source.getConnection().close();
if (Config.DATABASE_DRIVER.toLowerCase().contains("microsoft"))
_providerType = ProviderType.MsSql;
else
_providerType = ProviderType.MySql;
}
catch (Exception e)
{
throw new Error("L2DatabaseFactory: Failed to init database connections: " + e, e);
}
}
/*
private void testConnection() throws SQLException {
final Connection connect = _source.getConnection();
if(connect == null) throw new SQLException();
_log.finest("Connection successful");
final Statement statement = connect.createStatement();
final ResultSet resultSet = statement.executeQuery("SHOW TABLES");
resultSet.next();
resultSet.close();
statement.close();
connect.close();
_log.finest("Database Connection Working");
}
*/
@Override
public void shutdown()
{
try
{
_source.close();
}
catch (Exception e)
{
_log.severe("Error shutdowning database pool "+ e);
}
try
{
_source = null;
}
catch (Exception e)
{
e.printStackTrace();
}
}
@Override
public Connection getConnection(boolean checkclose)
{
Connection con = null;
while(con == null)
{
try
{
con = _source.getConnection();
if(checkclose)
ThreadPoolManager.getInstance().scheduleGeneral(new ConnectionCloser(con, new RuntimeException()), Config.DATABASE_CONNECTION_TIMEOUT);
}
catch(SQLException e)
{
_log.severe("L2DatabaseFactory: getConnection() failed, trying again "+ e);
}
}
return con;
}
@Override
public Connection getConnection(long max_connection_time)
{
Connection con = null;
while(con == null)
{
try
{
con = _source.getConnection();
ThreadPoolManager.getInstance().scheduleGeneral(new ConnectionCloser(con, new RuntimeException()), max_connection_time);
}
catch(SQLException e)
{
if(Config.ENABLE_ALL_EXCEPTIONS)
e.printStackTrace();
_log.severe("L2DatabaseFactory: getConnection() failed, trying again \n" + e);
}
}
return con;
}
@Override
public int getBusyConnectionCount()
{
return _source.getTotalLeased();
}
}