mirror of
https://github.com/BlueMap-Minecraft/BlueMap.git
synced 2024-09-27 14:52:57 +02:00
174 lines
6.4 KiB
Java
174 lines
6.4 KiB
Java
/*
|
|
* This file is part of BlueMap, licensed under the MIT License (MIT).
|
|
*
|
|
* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
|
|
* Copyright (c) contributors
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
package de.bluecolored.bluemap.core.storage.sql;
|
|
|
|
import de.bluecolored.bluemap.core.logger.Logger;
|
|
import lombok.Getter;
|
|
import lombok.RequiredArgsConstructor;
|
|
import org.apache.commons.dbcp2.*;
|
|
import org.apache.commons.pool2.ObjectPool;
|
|
import org.apache.commons.pool2.impl.GenericObjectPool;
|
|
import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
|
|
|
|
import javax.sql.DataSource;
|
|
import java.io.Closeable;
|
|
import java.io.IOException;
|
|
import java.sql.Connection;
|
|
import java.sql.Driver;
|
|
import java.sql.SQLException;
|
|
import java.sql.SQLRecoverableException;
|
|
import java.time.Duration;
|
|
import java.util.Map;
|
|
import java.util.Properties;
|
|
|
|
@Getter
|
|
@RequiredArgsConstructor
|
|
public class Database implements Closeable {
|
|
|
|
private final DataSource dataSource;
|
|
private boolean isClosed = false;
|
|
|
|
public Database(String url, Map<String, String> properties, int maxPoolSize) {
|
|
Properties props = new Properties();
|
|
props.putAll(properties);
|
|
|
|
this.dataSource = createDataSource(new DriverManagerConnectionFactory(url, props), maxPoolSize);
|
|
}
|
|
|
|
public Database(String url, Map<String, String> properties, int maxPoolSize, Driver driver) {
|
|
Properties props = new Properties();
|
|
props.putAll(properties);
|
|
|
|
ConnectionFactory connectionFactory = new DriverConnectionFactory(
|
|
driver,
|
|
url,
|
|
props
|
|
);
|
|
|
|
this.dataSource = createDataSource(connectionFactory, maxPoolSize);
|
|
}
|
|
|
|
public void run(ConnectionConsumer action) throws IOException {
|
|
run((ConnectionFunction<Void>) action);
|
|
}
|
|
|
|
public <R> R run(ConnectionFunction<R> action) throws IOException {
|
|
SQLException sqlException = null;
|
|
|
|
try {
|
|
for (int i = 0; i < 2; i++) {
|
|
try (Connection connection = dataSource.getConnection()) {
|
|
try {
|
|
R result = action.apply(connection);
|
|
connection.commit();
|
|
return result;
|
|
} catch (SQLRecoverableException ex) {
|
|
if (sqlException == null) {
|
|
sqlException = ex;
|
|
} else {
|
|
sqlException.addSuppressed(ex);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} catch (SQLException ex) {
|
|
if (sqlException != null)
|
|
ex.addSuppressed(sqlException);
|
|
throw new IOException(ex);
|
|
} catch (IOException | RuntimeException ex) {
|
|
if (sqlException != null)
|
|
ex.addSuppressed(sqlException);
|
|
throw ex;
|
|
}
|
|
|
|
throw new IOException(sqlException);
|
|
}
|
|
|
|
@Override
|
|
public void close() throws IOException {
|
|
isClosed = true;
|
|
if (dataSource instanceof AutoCloseable) {
|
|
try {
|
|
((AutoCloseable) dataSource).close();
|
|
} catch (IOException ex) {
|
|
throw ex;
|
|
} catch (Exception ex) {
|
|
throw new IOException("Failed to close datasource!", ex);
|
|
}
|
|
}
|
|
}
|
|
|
|
private DataSource createDataSource(ConnectionFactory connectionFactory, int maxPoolSize) {
|
|
PoolableConnectionFactory poolableConnectionFactory =
|
|
new PoolableConnectionFactory(() -> {
|
|
Logger.global.logDebug("Creating new SQL-Connection...");
|
|
return connectionFactory.createConnection();
|
|
}, null);
|
|
poolableConnectionFactory.setPoolStatements(true);
|
|
poolableConnectionFactory.setMaxOpenPreparedStatements(20);
|
|
poolableConnectionFactory.setDefaultAutoCommit(false);
|
|
poolableConnectionFactory.setAutoCommitOnReturn(false);
|
|
poolableConnectionFactory.setRollbackOnReturn(true);
|
|
poolableConnectionFactory.setFastFailValidation(true);
|
|
|
|
GenericObjectPoolConfig<PoolableConnection> objectPoolConfig = new GenericObjectPoolConfig<>();
|
|
objectPoolConfig.setTestWhileIdle(true);
|
|
objectPoolConfig.setTimeBetweenEvictionRuns(Duration.ofSeconds(10));
|
|
objectPoolConfig.setNumTestsPerEvictionRun(3);
|
|
objectPoolConfig.setBlockWhenExhausted(true);
|
|
objectPoolConfig.setMinIdle(1);
|
|
objectPoolConfig.setMaxIdle(Runtime.getRuntime().availableProcessors());
|
|
objectPoolConfig.setMaxTotal(maxPoolSize);
|
|
objectPoolConfig.setMaxWaitMillis(Duration.ofSeconds(30).toMillis());
|
|
|
|
ObjectPool<PoolableConnection> connectionPool =
|
|
new GenericObjectPool<>(poolableConnectionFactory, objectPoolConfig);
|
|
poolableConnectionFactory.setPool(connectionPool);
|
|
|
|
return new PoolingDataSource<>(connectionPool);
|
|
}
|
|
|
|
@FunctionalInterface
|
|
public interface ConnectionConsumer extends ConnectionFunction<Void> {
|
|
|
|
void accept(java.sql.Connection connection) throws SQLException, IOException;
|
|
|
|
@Override
|
|
default Void apply(java.sql.Connection connection) throws SQLException, IOException {
|
|
accept(connection);
|
|
return null;
|
|
}
|
|
|
|
}
|
|
|
|
@FunctionalInterface
|
|
public interface ConnectionFunction<R> {
|
|
|
|
R apply(java.sql.Connection connection) throws SQLException, IOException;
|
|
|
|
}
|
|
|
|
}
|