/*
* 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 Boris Kuznetsov
* @version $Revision$
*/
package org.apache.harmony.security.pkcs7;
import java.util.List;
import org.apache.harmony.security.asn1.ASN1SetOf;
import org.apache.harmony.security.asn1.BerInputStream;
import org.apache.harmony.security.x501.AttributeTypeAndValue;
/**
* As defined in PKCS #7: Cryptographic Message Syntax Standard
* (http://www.ietf.org/rfc/rfc2315.txt):
* authenticatedAttributes is a set of attributes that are signed (i.e., authenticated) by the signer
*/
final class AuthenticatedAttributes {
private byte[] encoding;
private final List<AttributeTypeAndValue> authenticatedAttributes;
private AuthenticatedAttributes(byte[] encoding,
List<AttributeTypeAndValue> authenticatedAttributes) {
this.encoding = encoding;
this.authenticatedAttributes = authenticatedAttributes;
}
public List<AttributeTypeAndValue> getAttributes() {
return authenticatedAttributes;
}
/**
* Returns ASN.1 encoded form of this authenticatedAttributes.
*/
public byte[] getEncoded() {
if (encoding == null) {
encoding = ASN1.encode(this);
}
return encoding;
}
public static final ASN1SetOf ASN1 =
new ASN1SetOf(AttributeTypeAndValue.ASN1) {
@Override public Object getDecodedObject(BerInputStream in) {
return new AuthenticatedAttributes(in.getEncoded(),
(List<AttributeTypeAndValue>) in.content);
}
};
}