public interface  io.netty.channel.FileRegion extends java.lang.Object implements io.netty.util.ReferenceCounted
{
public abstract long position();
public abstract long transfered();
public abstract long transferred();
public abstract long count();
public abstract long transferTo(java.nio.channels.WritableByteChannel, long) throws java.io.IOException;
public abstract io.netty.channel.FileRegion retain();
public abstract io.netty.channel.FileRegion retain(int);
public abstract io.netty.channel.FileRegion touch();
public abstract io.netty.channel.FileRegion touch(java.lang.Object);
}