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package com.mesasoft.cn.util;
import com.alibaba.druid.pool.DruidDataSourceFactory;
import javax.sql.DataSource;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Properties;
/**
* Druid连接池的工具类
*/
public class MariaDBUtils {
private static DataSource ds ;
static{
try {
Properties pro = new Properties();
// pro.load(JDBCUtils.class.getClassLoader().getResourceAsStream("druid.properties"));
ds = DruidDataSourceFactory.createDataSource(pro);
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 获取连接
*/
public static Connection getConnection() throws SQLException {
return ds.getConnection();
}
/**
* 释放资源
*/
public static void close(Statement stmt,Connection conn){
close(null,stmt,conn);
}
public static void close(ResultSet rs , Statement stmt, Connection conn){
if(rs != null){
try {
rs.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
if(stmt != null){
try {
stmt.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
if(conn != null){
try {
conn.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
}
/**
* 获取连接池方法
*/
public static DataSource getDataSource(){
return ds;
}
}
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