import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelPromise;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelPromise;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.concurrent.atomic.AtomicBoolean;
import org.opendaylight.controller.netconf.util.handler.ssh.virtualsocket.VirtualSocketException;
import java.util.concurrent.atomic.AtomicBoolean;
import org.opendaylight.controller.netconf.util.handler.ssh.virtualsocket.VirtualSocketException;
byte[] tranBuff = new byte[c];
System.arraycopy(readBuff, 0, tranBuff, 0, c);
byte[] tranBuff = new byte[c];
System.arraycopy(readBuff, 0, tranBuff, 0, c);