/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @author Alexander Y. Kleymenov
* @version $Revision$
*/
package org.apache.harmony.security.x509;
import java.util.Date;
import org.apache.harmony.security.asn1.ASN1Sequence;
import org.apache.harmony.security.asn1.ASN1Type;
import org.apache.harmony.security.asn1.BerInputStream;
/**
* The class encapsulates the ASN.1 DER encoding/decoding work
* with Validity structure which is the part of X.509 certificate
* (as specified in RFC 3280 -
* Internet X.509 Public Key Infrastructure.
* Certificate and Certificate Revocation List (CRL) Profile.
* http://www.ietf.org/rfc/rfc3280.txt):
*
* <pre>
* Validity ::= SEQUENCE {
* notBefore Time,
* notAfter Time
* }
* </pre>
*/
public final class Validity {
/** the value of notBefore field of the structure */
private final Date notBefore;
/** the value of notAfter field of the structure */
private final Date notAfter;
/** the ASN.1 encoded form of Validity */
private byte[] encoding;
public Validity(Date notBefore, Date notAfter) {
this.notBefore = notBefore;
this.notAfter = notAfter;
}
/**
* Returns the value of notBefore field of the structure.
*/
public Date getNotBefore() {
return notBefore;
}
/**
* Returns the value of notAfter field of the structure.
*/
public Date getNotAfter() {
return notAfter;
}
/**
* Returns ASN.1 encoded form of this X.509 Validity value.
*/
public byte[] getEncoded() {
if (encoding == null) {
encoding = ASN1.encode(this);
}
return encoding;
}
/**
* ASN.1 DER X.509 Validity encoder/decoder class.
*/
public static final ASN1Sequence ASN1
= new ASN1Sequence(new ASN1Type[] {Time.ASN1, Time.ASN1 }) {
@Override protected Object getDecodedObject(BerInputStream in) {
Object[] values = (Object[]) in.content;
return new Validity((Date) values[0], (Date) values[1]);
}
@Override protected void getValues(Object object, Object[] values) {
Validity validity = (Validity) object;
values[0] = validity.notBefore;
values[1] = validity.notAfter;
}
};
}