hi,how to send byte[] use mina?

[playboyleekelin]

 
 
hi,
 
     i need send byte[] with mina.
 
please give me demo?
 
 
 
                int blen = gkbPkg.createLoginRespPackage(1).length;
                System.out.println("------------------------> len:" + blen );
                ByteBuffer buf = ByteBuffer.allocate( blen ) ;
                if(buf!=null){
                    System.out.println("send...");
                    //buf.clear();
                    //bb.get(gkbPkg.createLoginRespPackage(1));
                    buf.put( gkbPkg.createLoginRespPackage(1) );
                    //buf.put((byte) '.');
                    //buf.flip();
                    //session.write(bb.duplicate());        
                    session.write(buf);         
                    //buf.clear();
                } 
 
Exception