title: Database Connectivity with java to any database by single configuration file
body: <p>How can we configure any database with java through configuration file.
  Means can i switch to any any database from java through configuration file.
  This is my code to configure with mySql database</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="UTF-8"?&gt;
  &lt;config&gt;
      &lt;jdbc&gt;
          &lt;url&gt;jdbc:mysql://localhost:3306/javabase&lt;/url&gt;
          &lt;driver&gt;com.mysql.jdbc.Driver&lt;/driver&gt;
          &lt;username&gt;java&lt;/username&gt;
          &lt;password&gt;d$7hF_r!9Y&lt;/password&gt;
  &lt;/jdbc&gt;
  &lt;/config&gt;
  </code></pre>
  
  <p>Like that i want to configure to any database like(oracle, sqlserver) with java by single configuration file. Can it be possible ? 
  and how to call it in my java application</p>