caused by: com.mysql.jdbc.exceptions.jdbc4.communicationsexception: communications link failure

Question

Problem :

Facing following jdbc issue 

caused by: com.mysql.jdbc.exceptions.jdbc4.communicationsexception: communications link failure

Answer 1

Please find below best solution for your problem,

 Connection con = DriverManager.getConnection(
 "jdbc:mysql://localhost:3306/DBname", "root", "root");

Now replace the Localhost with your IP address

 Connection con = DriverManager.getConnection(
 "jdbc:mysql://192.0.0.000:3306/DBname", "root", "root");