beroutputstream.java

来自「《移动Agent技术》一书的所有章节源代码。」· Java 代码 · 共 36 行

package org.bouncycastle.asn1;

import java.io.*;

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");
        }
    }
}