@Override
public IoBuffer encodeMessage(final BinaryContext context, final Object objectMessage)
throws Exception {
final org.openscada.hd.data.message.CreateQuery value =
(org.openscada.hd.data.message.CreateQuery) objectMessage;
final IoBuffer data = IoBuffer.allocate(64);
data.setAutoExpand(true);
// encode message base
data.putInt(MESSAGE_CODE);
// number of fields
data.put(((byte) 5));
// encode attributes
org.openscada.core.protocol.ngp.codec.Structures.encodeRequest(
context, data, ((byte) 1), value.getRequest());
context.encodePrimitiveLong(data, ((byte) 2), value.getQueryId());
context.encodeString(data, ((byte) 3), value.getItemId());
context.encodePrimitiveBoolean(data, ((byte) 4), value.isUpdateData());
org.openscada.hd.protocol.ngp.codec.Structures.encodeQueryParameters(
context, data, ((byte) 5), value.getQueryParameters());
data.flip();
return data;
}
@Override
public org.openscada.hd.data.message.CreateQuery decodeMessage(
final BinaryContext _context, final IoBuffer _data) throws Exception {
// message code
{
final int messageCode = _data.getInt();
if (messageCode != MESSAGE_CODE)
throw new IllegalStateException(
String.format("Expected messageCode %s but found %s", MESSAGE_CODE, messageCode));
}
final byte numberOfFields = _data.get();
// decode attributes
org.openscada.core.data.Request request = null;
long queryId = 0L;
String itemId = null;
boolean updateData = false;
org.openscada.hd.data.QueryParameters queryParameters = null;
logger.trace("Decoding {} fields", numberOfFields);
for (int i = 0; i < numberOfFields; i++) {
final byte fieldNumber = _data.get();
switch (fieldNumber) {
case 1:
{
request =
org.openscada.core.protocol.ngp.codec.Structures.decodeRequest(
_context, _data, false);
}
break;
case 2:
{
queryId = _context.decodePrimitiveLong(_data);
}
break;
case 3:
{
itemId = _context.decodeString(_data);
}
break;
case 4:
{
updateData = _context.decodePrimitiveBoolean(_data);
}
break;
case 5:
{
queryParameters =
org.openscada.hd.protocol.ngp.codec.Structures.decodeQueryParameters(
_context, _data, false);
}
break;
default:
logger.warn("Received unknown field number: {}", fieldNumber);
break;
}
}
// create object
return new org.openscada.hd.data.message.CreateQuery(
request, queryId, itemId, updateData, queryParameters);
}
