package com.lowagie.bc.asn1; import java.io.IOException; import java.io.OutputStream; public class BEROutputStream extends DEROutputStream { public BEROutputStream( OutputStream os) { super(os); } public void writeObject( Object obj) throws IOException { if (obj == null) { writeNull(); } else if (obj instanceof DERObject) { ((DERObject)obj).encode(this); } else if (obj instanceof DEREncodable) { ((DEREncodable)obj).getDERObject().encode(this); } else { throw new IOException("object not BEREncodable"); } } }