import java.io.FileInputStream;
import java.security.KeyStore;
import java.util.Enumeration;
public class Main {
public static void main(String[] argv) throws Exception {
FileInputStream is = new FileInputStream("yourfile"+".keystore");
KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
String password = "my-keystore-password";
keystore.load(is, password.toCharArray());
Enumeration e = keystore.aliases();
for (; e.hasMoreElements();) {
String alias = (String) e.nextElement();
boolean b = keystore.isKeyEntry(alias);
b = keystore.isCertificateEntry(alias);
}
is.close();
}
}