*   <li>{@link #SuggestSettingsException(String, Throwable)}: Constructs a new exception with the specified detail message and cause.</li>
 * </ul>
 *
 * @see RuntimeException
 */
public class SuggestSettingsException extends RuntimeException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new SuggestSettingsException with the specified detail message.

 * throw new SuggesterException("An error occurred", new IOException("IO error"));
 * </pre>
 *
 * @see RuntimeException
 */
public class SuggesterException extends RuntimeException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new SuggesterException with the specified detail message.
     * @param msg The detail message.
     */

 * It extends the RuntimeException class and provides constructors for creating exceptions with a message, a cause, or both.
 * It also provides a protected constructor that allows to specify whether or not suppression is enabled or stack trace is writable.
 */
public class CrawlerSystemException extends RuntimeException {

    private static final long serialVersionUID = 1L;

    /**