public void visiteErrorCode(final ErrorCodeAttribute attribute) {
writeHeader(attribute);
// The first 21 bits are zero-filled for 32 bit alignment. We skip
// the first 16 here so we can just write a full byte for the class
// on the next call.
m_buf.skip(2);
MinaUtils.putUnsignedByte(this.m_buf, attribute.getErrorClass());
MinaUtils.putUnsignedByte(this.m_buf, attribute.getErrorNumber());
try {
m_buf.putString(attribute.getReasonPhrase(), UTF_8_ENCODER);
} catch (final CharacterCodingException e) {
LOG.error("Could not encode reason phrase", e);
throw new IllegalArgumentException("Could not encode reason phrase", e);
}
}
private void visitAddressAttribute(final StunAddressAttribute address) {
writeHeader(address);
// Now put the attribute body.
// The first byte is ignored in address attributes.
MinaUtils.putUnsignedByte(m_buf, 0x00);
final int family = address.getAddressFamily();
if (LOG.isDebugEnabled()) {
LOG.debug("Writing family: " + family);
}
final InetSocketAddress socketAddress = address.getInetSocketAddress();
final int port = socketAddress.getPort();
final InetAddress ia = socketAddress.getAddress();
final byte[] addressBytes = ia.getAddress();
MinaUtils.putUnsignedByte(m_buf, family);
MinaUtils.putUnsignedShort(m_buf, port);
m_buf.put(addressBytes);
}
public void visitIcePriority(final IcePriorityAttribute attribute) {
writeHeader(attribute);
final long priority = attribute.getPriority();
MinaUtils.putUnsignedInt(m_buf, priority);
}
public void visitConnectionStatus(final ConnectionStatusAttribute attribute) {
LOG.debug("Writing connection status attribute: {}", attribute);
writeHeader(attribute);
final ConnectionStatus status = attribute.getConnectionStatus();
MinaUtils.putUnsignedInt(m_buf, status.toLong());
}
private void writeHeader(final StunAttribute sa) {
MinaUtils.putUnsignedShort(m_buf, sa.getAttributeType().toInt());
MinaUtils.putUnsignedShort(m_buf, sa.getBodyLength());
}