List the names of all stored procedures in a database in Java

import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.DriverManager;
import java.sql.ResultSet;
/*from w ww .j a  v  a  2 s.  co  m*/
public class Main {
  public static void main(String[] args) throws Exception {
    Connection connection = getConnection();

    DatabaseMetaData dbmd = connection.getMetaData();

    // Get all stored procedures in any schema and catalog
    ResultSet resultSet = dbmd.getProcedures(null, null, "%");

    // Get stored procedure names from the result set
    while (resultSet.next()) {
        String procName = resultSet.getString(3);
        System.out.println(procName);
    }
  }

  private static Connection getConnection() throws Exception {
    Class.forName("org.hsqldb.jdbcDriver");
    String url = "jdbc:hsqldb:mem:data/tutorial";

    return DriverManager.getConnection(url, "sa", "");
  }
}