1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
// --- BEGIN COPYRIGHT BLOCK ---
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2013 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package org.dogtagpki.tps;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintStream;
/**
* @author Endi S. Dewata <edewata@redhat.com>
*/
public class TPSConnection {
public InputStream in;
public PrintStream out;
public boolean chunked;
public TPSConnection(InputStream in, OutputStream out) {
this(in, out, false);
}
public TPSConnection(InputStream in, OutputStream out, boolean chunked) {
this.in = in;
this.out = new PrintStream(out);
this.chunked = chunked;
}
public TPSMessage read() throws IOException {
StringBuilder sb = new StringBuilder();
int b;
// read the first parameter
while ((b = in.read()) >= 0) {
char c = (char)b;
if (c == '&') break;
sb.append(c);
}
if (b < 0) throw new IOException("Unexpected end of stream");
// parse message size
String nvp = sb.toString();
String[] s = nvp.split("=");
int size = Integer.parseInt(s[1]);
sb.append('&');
// read the rest of message
for (int i=0; i<size; i++) {
b = in.read();
if (b < 0) throw new IOException("Unexpected end of stream");
char c = (char)b;
sb.append(c);
}
// parse the entire message
return new TPSMessage(sb.toString());
}
public void write(TPSMessage message) throws IOException {
String s = message.encode();
if (chunked) {
// send message length + EOL
out.print(Integer.toHexString(s.length()));
out.print("\r\n");
}
// send message
out.print(s);
if (chunked) {
// send EOL
out.print("\r\n");
}
out.flush();
}
}
|