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% B' Y+ ^! N+ x4 x! u( c9 W请教大神,
- y7 `* i2 J; V- Pfunction server(message, input_port, number_of_retries), \: ~6 Y# A0 I! t C c
import java.net.Socket; P1 ]) u0 W7 b, c
import java.net.ServerSocket
3 ?/ V8 {8 p2 d+ B4 g" A3 }* ^ import java.io.*$ Z3 ^( h$ e% o$ }. n T
2 Q2 A! e+ u9 ?8 O if (nargin < 3)
- z3 B. G- y+ n {! n number_of_retries = 20; % set to -1 for infinite# x3 @9 |' i, p- [% J8 I5 m1 ^/ ?
end
3 S: `3 g" E4 B$ a1 w3 j5 Q retry = 0;
# p: f3 b: G8 B5 K, d% y; l) f$ ] r2 A) w
server_socket = [];8 X- J% D# v) ~& v' @6 G6 h% j' U
input_socket = [];
$ }8 a- t' K% V; z1 ` server = [];
: d5 P! {' d/ P. y |8 ?# K8 K while true) w* e5 O# q, q$ Y: c$ l! u8 X
+ L6 o/ O4 D8 }# H) W retry = retry + 1;1 @" M$ z. `4 U; l: {
! K+ ]' ?2 l" { ^2 L try
3 u p( o, K& B/ S& F/ a if ((number_of_retries > 0) && (retry > number_of_retries))
: z& S( I6 u: ~/ c- h' x fprintf(1, 'Too many retries\n');
+ B4 A: m3 \: u7 g" c# {1 h break;# h/ j6 O' E7 M2 B) v, x
end2 X; B+ i1 Q8 E. f& v ], g
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fprintf(1, ['Try %d waiting for client to connect to this ' ...
6 q C0 ]& m- D 'host on port : %d\n'], retry, input_port);%listen7 @ U( ]9 [6 W( X: ]9 U2 E
; [& f& F. |8 I& E" f
% wait for 1 second for client to connect server socket
S. n9 a$ [% ^2 r8 O& I server_socket = ServerSocket(input_port);
7 m/ F0 I+ f+ W2 s server_socket.setSoTimeout(1000);: _( k' r: b3 D& L6 i( [7 D/ j
, Q q/ I) _5 l* A; k
input_socket = server_socket.accept;: P4 m0 g, s, C& Y0 q# U1 m
4 ]+ C; g. @9 n+ n0 e fprintf(1, 'Client connected\n');%acceppt
0 R1 h* } r$ n pause(1.5);0 T" n; w. v# F0 E0 E. F: X, I8 A
% get a buffered data input stream from the socket1 f* W$ @" h. b' h/ V8 g
input_stream = input_socket.getInputStream;%获得网络连接输入,返回inputstream
4 f1 J2 f( R5 i- P# h d_input_stream = DataInputStream(input_stream);; d1 }3 }2 ?( g2 T0 _0 D% t
, s2 [- Z4 \+ p( W % read data from the socket - wait a short time first1 F$ [$ E, S% o$ w0 {1 l
pause(4.5);
7 f6 e6 y0 z3 h4 `6 @% l* ^0 q bytes_available = input_stream.available;# t; E% \0 v& M
fprintf(1, 'Reading %d bytes\n', bytes_available);
6 q- t$ N' g/ \2 r& M9 M2 m
) S j% n. i# \4 S2 \ server= zeros(1, bytes_available, 'uint8');
" T4 n. v, U! C5 n; D8 i/ F" ^ for i = 1:bytes_available- K* N, ?; Q3 m8 w( y* f
server(i) = d_input_stream.readByte;( x+ ]1 @2 U: F' p9 L
end
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/ ]* P! A* G% M d* Q/ `' [ server = char(server);" s9 e' Z; j# i4 X
- k2 R2 B# M3 ^1 u& Q5 x, [0 X- n
%接收结束关闭socket
. C1 V. x2 t) w! M1 k* E catch
( T( M( N$ S. Q" Z4 H: M) O/ n8 i6 ~ if ~isempty(server_socket)- Q5 Q0 ]5 l; ]
server_socket.close5 i2 ?4 ^% b/ I0 Y
end- \6 [; z/ D4 K8 r0 g! o& F6 W8 P" `
- C9 ~8 P8 L" X1 Y2 d if ~isempty(input_socket)' _" q; ^" @% N6 N( j% l
input_socket.close
$ g8 v9 b% [* [& z, D- t" @ end; b/ L. \ s. Y& |+ k) L# Y1 b
5 k1 v, B z5 t. Q2 Q9 a % pause before retrying
5 \* g1 L4 Z0 ^7 ?' V8 [) c7 F pause(1);
# h* l( a* E: t6 r( T end
2 ]7 c" z k- h& R end# e. q. d% H: \
end
! f1 H" ~* ? |# C7 O3 o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!& V7 N! J( K" k. P2 P3 L% r: c
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