org.apache.geronimo.crypto.asn1.DERConstructedSet Maven / Gradle / Ivy
/**
* 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.
*/
package org.apache.geronimo.crypto.asn1;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Enumeration;
/**
*
* @deprecated use DERSet
*/
public class DERConstructedSet
extends ASN1Set
{
public DERConstructedSet()
{
}
/**
* @param obj - a single object that makes up the set.
*/
public DERConstructedSet(
DEREncodable obj)
{
this.addObject(obj);
}
/**
* @param v - a vector of objects making up the set.
*/
public DERConstructedSet(
DEREncodableVector v)
{
for (int i = 0; i != v.size(); i++)
{
this.addObject(v.get(i));
}
}
public void addObject(
DEREncodable obj)
{
super.addObject(obj);
}
public int getSize()
{
return size();
}
/*
* A note on the implementation:
*
* As DER requires the constructed, definite-length model to
* be used for structured types, this varies slightly from the
* ASN.1 descriptions given. Rather than just outputing SET,
* we also have to specify CONSTRUCTED, and the objects length.
*/
void encode(
DEROutputStream out)
throws IOException
{
ByteArrayOutputStream bOut = new ByteArrayOutputStream();
DEROutputStream dOut = new DEROutputStream(bOut);
Enumeration e = this.getObjects();
while (e.hasMoreElements())
{
Object obj = e.nextElement();
dOut.writeObject(obj);
}
dOut.close();
byte[] bytes = bOut.toByteArray();
out.writeEncoded(SET | CONSTRUCTED, bytes);
}
}