/Java/Create JDBC connection using properties file

Create JDBC connection using properties file

 
package com.javaartifacts;
 
import java.io.FileInputStream;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.util.Properties;
 
public class TestConnection {
 
	public static Properties loadPropertiesFile() throws Exception {
 
		Properties prop = new Properties();
		InputStream in = new FileInputStream("jdbc.properties");
		prop.load(in);
		in.close();
		return prop;
	}
 
	public static void main(String[] args) {
 
		System.out.println("create jdbc connection using properties file");
		
		Connection con = null;
 
		try {
 
		Properties prop = loadPropertiesFile();
 
		String driverClass = prop.getProperty("MYSQLJDBC.driver");
		String url = prop.getProperty("MYSQLJDBC.url");
		String username = prop.getProperty("MYSQLJDBC.username");
		String password = prop.getProperty("MYSQLJDBC.password");
 
		Class.forName(driverClass);
 
		con = DriverManager.getConnection(url, username, password);
 
		if (con != null) {
		System.out.println("connection created successfully using properties file");
		}
 
		else {
		System.out.println(" unable to create connection");
		}
 
		}catch (SQLException e) {
		e.printStackTrace();
		} 
		catch (Exception e) {
		e.printStackTrace();
		} finally {
 
		try {
		if (con != null) {
		con.close();
		}
		} catch (Exception ex) {
		ex.printStackTrace();
		}
		}
	}
 
}

Source: javaartifacts.com

Similar codes

0 vote174 views1 answer
Using UUID spring boot Neo4J
Java
0 vote242 views1 answer
How to calculate angle difference
Java
1 vote125 views1 answer
Java jpanel message error messages
Java
0 vote161 views1 answer
RNGestureHandlerButtonViewManager.java uses or overrides a deprecated API
Java
0 vote170 views1 answer
Java program to print hexadecimal to decimal number conversion
Java
0 vote180 views1 answer
Android studio get id name from view
Java
22 votes172 views2 answers
How to end a java program
Java
22 votes174 views6 answers
Height of Binary tree
Java
0 vote203 views2 answers
Detect bluetooth headphones android programmatically
Java
7 votes242 views1 answer
Solid principles in programming
Java