Java JarURLConnection .getMainAttributes ()
Syntax
JarURLConnection.getMainAttributes() has the following syntax.
public Attributes getMainAttributes() throws IOException
Example
In the following code shows how to use JarURLConnection.getMainAttributes() method.
import java.net.JarURLConnection;
import java.net.URL;
import java.util.jar.Attributes;
//from w w w. ja v a2 s .c o m
public class Main {
public static void main(String[] argv) throws Exception {
URL url = new URL("jar:file:/c://my.jar!/");
JarURLConnection conn = (JarURLConnection) url.openConnection();
Attributes attrs = conn.getMainAttributes();
System.out.println(attrs.isEmpty());
}
}