WrappedByteChannel.java

package org.java_websocket;

import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.channels.ByteChannel;

import javax.net.ssl.SSLException;

public interface WrappedByteChannel extends ByteChannel {
	public boolean isBlocking();

	/**
	 * returns whether readMore should be called to fetch data which has been
	 * decoded but not yet been returned.
	 * 
	 * @see #read(ByteBuffer)
	 * @see #readMore(ByteBuffer)
	 **/
	public boolean isNeedRead();

	public boolean isNeedWrite();

	/**
	 * This function does not read data from the underlying channel at all. It
	 * is just a way to fetch data which has already be received or decoded but
	 * was but was not yet returned to the user. This could be the case when the
	 * decoded data did not fit into the buffer the user passed to
	 * {@link #read(ByteBuffer)}.
	 **/
	public int readMore(ByteBuffer dst) throws SSLException;

	public void writeMore() throws IOException;
}