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package org.bouncycastle.asn1;
import java.io.IOException;
import java.io.OutputStream;
/**
* A class which writes indefinite and definite length objects,
*/
public class BEROutputStream
extends DEROutputStream
{
/**
* Base constructor.
*
* @param os target output stream.
*/
public BEROutputStream(
OutputStream os)
{
super(os);
}
/**
* Write out an ASN.1 object.
*
* @param obj the object to be encoded.
* @throws IOException if there is an issue on encoding or output of the object.
*/
public void writeObject(
Object obj)
throws IOException
{
if (obj == null)
{
writeNull();
}
else if (obj instanceof ASN1Primitive)
{
((ASN1Primitive)obj).encode(this);
}
else if (obj instanceof ASN1Encodable)
{
((ASN1Encodable)obj).toASN1Primitive().encode(this);
}
else
{
throw new IOException("object not BEREncodable");
}
}
}
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