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package com.pdd.pop.ext.glassfish.tyrus.spi;
import java.nio.ByteBuffer;
/**
* Read handler provides a way for a transport to pass websocket
* connection data to tyrus runtime. A transport reads websocket data for an
* connection and passes the data to tyrus runtime for invoking endpoint.
*
* An implementation of this interface is created by tyrus runtime. Once a
* transport completes a successful upgrade for a connection, the transport
* can get hold of the handler using {@link Connection#getReadHandler()}.
*/
public interface ReadHandler {
/**
* A transport reads websocket data and invokes this method to handover
* websocket data for a connection to tyrus runtime. The runtime consumes
* as much data as possible from the byte buffer. If there is some
* remaining data in the buffer, transport needs pass those bytes in
* more call (along with more data) in the same byte buffer or in a newer
* byte buffer.
*
* @param data websocket data of a connection.
*/
void handle(ByteBuffer data);
}