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 * particular file as subject to the "Classpath" exception as provided

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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

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 * accompanied this code).

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package java.security.cert;

/**

 * A selector that defines a set of criteria for selecting {@code CRL}s.

 * Classes that implement this interface are often used to specify

 * which {@code CRL}s should be retrieved from a {@code CertStore}.

 * <p>

 * <b>Concurrent Access</b>

 * <p>

 * Unless otherwise specified, the methods defined in this interface are not

 * thread-safe. Multiple threads that need to access a single

 * object concurrently should synchronize amongst themselves and

 * provide the necessary locking. Multiple threads each manipulating

 * separate objects need not synchronize.

 *

 * @see CRL

 * @see CertStore

 * @see CertStore#getCRLs

 *

 * @author      Steve Hanna

 * @since       1.4

 */

public interface CRLSelector extends Cloneable {

    /**

     * Decides whether a {@code CRL} should be selected.

     *

     * @param   crl     the {@code CRL} to be checked

     * @return  {@code true} if the {@code CRL} should be selected,

     * {@code false} otherwise

     */

    boolean match(CRL crl);

    /**

     * Makes a copy of this {@code CRLSelector}. Changes to the

     * copy will not affect the original and vice versa.

     *

     * @return a copy of this {@code CRLSelector}

     */

    Object clone();

}