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请教大神,
" q v+ `& r0 l( yfunction server(message, input_port, number_of_retries)
# f. M% f! E+ f, v import java.net.Socket
& ]2 b$ t. I. f1 |* X import java.net.ServerSocket2 a& I( a( I; @ Q
import java.io.*8 g8 ~* |7 V- U( W5 V6 ^% D# E+ r
; f h' M! y6 ]0 K* w. |5 U
if (nargin < 3)
0 A9 Q6 D. R' m- S( z7 o# L number_of_retries = 20; % set to -1 for infinite# T, Z2 X9 j; @2 K- ]
end( _- f- c/ u, H6 I: V3 g6 w0 ?1 ]1 `
retry = 0;
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) d* C* i n; m9 t/ S server_socket = [];) Z1 C- l" E0 \: o4 J+ l
input_socket = [];+ X8 s0 l [2 c
server = [];5 W" b$ o( d$ u1 w2 E1 }% I
while true
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retry = retry + 1;
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try) w" O8 O) j- \" E( _. \+ I9 k1 f% H
if ((number_of_retries > 0) && (retry > number_of_retries))
/ E) N' @/ ]$ \: ?" R. V. G fprintf(1, 'Too many retries\n');; I: W3 S$ f. [: W3 D
break;6 e5 F' U) N; ]' j3 F
end
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fprintf(1, ['Try %d waiting for client to connect to this ' ...
) B* C2 \2 T z: o' `3 S 'host on port : %d\n'], retry, input_port);%listen
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. ^+ l& L+ a. M8 {* s/ V2 `+ Y+ R % wait for 1 second for client to connect server socket( T7 D( D7 _) i0 l
server_socket = ServerSocket(input_port);! Y+ R; s; ~6 {: L2 `
server_socket.setSoTimeout(1000); D5 R w! H& h/ d% _* I) Y
/ O& O! G- `1 }& d input_socket = server_socket.accept;
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fprintf(1, 'Client connected\n');%acceppt2 T$ ~# l: a4 v/ [1 [, [+ N/ O
pause(1.5);
& C. [) d4 Z& X0 ~; u) \+ H7 x1 m % get a buffered data input stream from the socket+ D/ A2 m) z, ` G2 x
input_stream = input_socket.getInputStream;%获得网络连接输入,返回inputstream$ T- v7 m" t* r2 F1 L6 P/ A* T6 W
d_input_stream = DataInputStream(input_stream);
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% read data from the socket - wait a short time first
2 i/ H" D$ L/ C; h2 Z8 y pause(4.5);; W6 J |5 Z' s; P( t; G$ p7 p t
bytes_available = input_stream.available;
, E A: D/ `. [1 ^9 _3 O3 n fprintf(1, 'Reading %d bytes\n', bytes_available);
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" D+ f, Z) @! W7 Y server= zeros(1, bytes_available, 'uint8');
# A$ { ?) q2 h4 \; d* O; A0 b. b D for i = 1:bytes_available
4 F) Z3 z- F J- i. \: A9 W6 T8 a server(i) = d_input_stream.readByte;% |' I4 l. w8 w/ `& i z2 O
end6 `. s6 h! n K! o. @5 V5 X3 E2 d. v5 \
, m2 l1 ]! W; z server = char(server);, i7 J$ H, N" P% G( o0 p
# \& j& s& I) z0 _: ?9 o B
%接收结束关闭socket
( U* }: H# Y) C" L1 O catch
; J x: L: b! f9 R$ [/ C' P+ o if ~isempty(server_socket)
0 m9 ~0 C; w: Z E: R8 M server_socket.close
/ v6 Y5 d8 C; ]. t0 Q end
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if ~isempty(input_socket). i" Z8 V; w5 [: t; p
input_socket.close; t8 W1 n' o+ b6 d' i( n
end
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% pause before retrying
l& C7 N w- s5 F" B# y+ c pause(1);
/ w% b+ Q8 y& U0 l- B end
8 I* P; q9 f/ C$ O8 i) `9 E& M end
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此程序运行后能得到读取到数据了,那么数据是在input_stream里吗?怎么把里面的数据显示到GUI上?非常感谢!; W! k' }# O5 a, H7 h7 J4 @% p. ?
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