/*

 * Copyright 2003 Sun Microsystems, Inc.  All Rights Reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Sun designates this

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

 * by Sun in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

package java.util;

/**

 * Unchecked exception thrown when an unknown flag is given.

 *

 * <p> Unless otherwise specified, passing a <tt>null</tt> argument to any

 * method or constructor in this class will cause a {@link

 * NullPointerException} to be thrown.

 *

 * @since 1.5

 */

public class UnknownFormatFlagsException extends IllegalFormatException {

    private static final long serialVersionUID = 19370506L;

    private String flags;

    /**

     * Constructs an instance of this class with the specified flags.

     *

     * @param  f

     *         The set of format flags which contain an unknown flag

     */

    public UnknownFormatFlagsException(String f) {

        if (f == null)

            throw new NullPointerException();

        this.flags = f;

    }

    /**

     * Returns the set of flags which contains an unknown flag.

     *

     * @return  The flags

     */

    public String getFlags() {

        return flags;

    }

    // javadoc inherited from Throwable.java

    public String getMessage() {

        return "Flags = " + flags;

    }

}