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package org.bouncycastle.mail.smime.handlers;
import java.awt.datatransfer.DataFlavor;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import javax.activation.ActivationDataFlavor;
import javax.activation.DataContentHandler;
import javax.activation.DataSource;
import javax.mail.MessagingException;
import javax.mail.internet.MimeBodyPart;
public class x_pkcs7_signature
implements DataContentHandler
{
/*
*
* VARIABLES
*
*/
private static final ActivationDataFlavor ADF;
private static final DataFlavor[] ADFs;
static
{
ADF = new ActivationDataFlavor(MimeBodyPart.class, "application/x-pkcs7-signature", "Signature");
ADFs = new DataFlavor[] { ADF };
}
public Object getContent(DataSource _ds)
throws IOException
{
return _ds.getInputStream();
}
public Object getTransferData(DataFlavor _df, DataSource _ds)
throws IOException
{
if (ADF.equals(_df))
{
return getContent(_ds);
}
else
{
return null;
}
}
public DataFlavor[] getTransferDataFlavors()
{
return ADFs;
}
public void writeTo(Object _obj, String _mimeType, OutputStream _os)
throws IOException
{
if (_obj instanceof MimeBodyPart)
{
try
{
((MimeBodyPart)_obj).writeTo(_os);
}
catch (MessagingException ex)
{
throw new IOException(ex.getMessage());
}
}
else if (_obj instanceof byte[])
{
_os.write((byte[])_obj);
}
else if (_obj instanceof InputStream)
{
int b;
InputStream in = (InputStream)_obj;
while ((b = in.read()) >= 0)
{
_os.write(b);
}
}
else
{
throw new IOException("unknown object in writeTo " + _obj);
}
}
}
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