// Copyright (c) 2002 Graz University of Technology. All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
// 
// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
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// 3. The end-user documentation included with the redistribution, if any, must
//    include the following acknowledgment:
// 
//    "This product includes software developed by IAIK of Graz University of
//     Technology."
// 
//    Alternately, this acknowledgment may appear in the software itself, if and
//    wherever such third-party acknowledgments normally appear.
// 
// 4. The names "Graz University of Technology" and "IAIK of Graz University of
//    Technology" must not be used to endorse or promote products derived from this
//    software without prior written permission.
// 
// 5. Products derived from this software may not be called "IAIK PKCS Wrapper",
//    nor may "IAIK" appear in their name, without prior written permission of
//    Graz University of Technology.
// 
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// POSSIBILITY OF SUCH DAMAGE.

package iaik.pkcs.pkcs11.wrapper;

/**
 * class .<p>
 * <B>PKCS#11 structure:</B>
 * <PRE>
 * typedef struct CK_DATE {&nbsp;&nbsp;
 *   CK_CHAR year[4];&nbsp;&nbsp;
 *   CK_CHAR month[2];&nbsp;&nbsp;
 *   CK_CHAR day[2];&nbsp;&nbsp;
 * } CK_DATE;
 * </PRE>
 *
 * @author Karl Scheibelhofer <Karl.Scheibelhofer@iaik.at>
 * @author Martin Schläffer <schlaeff@sbox.tugraz.at>
 */
public class CK_DATE implements Cloneable {

	/**
	 * <B>PKCS#11:</B>
	 * <PRE>
	 *   CK_CHAR year[4];   - the year ("1900" - "9999")
	 * </PRE>
	 */
	public char[] year; /* the year ("1900" - "9999") */

	/**
	 * <B>PKCS#11:</B>
	 * <PRE>
	 *   CK_CHAR month[2];  - the month ("01" - "12")
	 * </PRE>
	 */
	public char[] month; /* the month ("01" - "12") */

	/**
	 * <B>PKCS#11:</B>
	 * <PRE>
	 *   CK_CHAR day[2];    - the day ("01" - "31")
	 * </PRE>
	 */
	public char[] day; /* the day ("01" - "31") */

	/**
	 * Create a (deep) clone of this object.
	 *
	 * @return A clone of this object.
	 */
	public Object clone() {
		CK_DATE clone;

		clone = new CK_DATE();
		clone.year = (char[]) this.year.clone();
		clone.month = (char[]) this.month.clone();
		clone.day = (char[]) this.day.clone();

		return clone;
	}

	/**
	 * Returns the string representation of CK_DATE.
	 *
	 * @return the string representation of CK_DATE
	 */
	public String toString() {
		StringBuffer buffer = new StringBuffer();

		buffer.append(new String(day));
		buffer.append('.');
		buffer.append(new String(month));
		buffer.append('.');
		buffer.append(new String(year));
		buffer.append(" (DD.MM.YYYY)");

		return buffer.toString();
	}

}