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
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "propreader.h"
#include <vespa/fastlib/io/bufferedfile.h>
#include "juniperdebug.h"
#include <vespa/log/log.h>
LOG_SETUP(".juniper.propreader");
PropReader::PropReader(const char* filename)
: _keymap()
{
Process(filename);
}
#define BUFLEN 1024
void PropReader::Process(const char* filename)
{
Fast_BufferedFile propfile;
propfile.ReadOpen(filename);
if (!propfile.IsOpened())
{
LOG(warning, "Warning: Could not find property file '%s', using Juniper default values",
filename);
return;
}
char line[BUFLEN];
char* linep;
while ((linep = propfile.ReadLine(line, BUFLEN-1)) != NULL)
{
int i;
char* key;
if (line[0] == '#') continue; // skip comments
// find key
for (i = 0; !isspace(line[i]); i++) { }
if (i == 0) continue; // Skip lines starting with blank
line[i++] = 0;
key = line;
for (; isspace(line[i]); i++) { } // Skip blanks
// find value
int offset = 0;
char* value = &line[i];
for (; !isspace(line[i]); i++)
{
if (line[i] == '\\')
{
offset++;
if (line[++i] == 'x')
{
unsigned char v = 0;
for (int s = 1; s <= 2; s++, v<<=4)
{
unsigned char c = static_cast<unsigned char>(line[i + s]);
if (isdigit(c))
v += (c - '0');
else if (c < 'a')
v += (c - 'A' + 10);
else
v += (c - 'a' + 10);
if (s == 2) break;
}
line[i - offset] = static_cast<char>(v);
i += 2;
offset += 2;
}
else
if (offset != 0) line[i - offset] = line[i];
}
else
if (offset != 0) line[i - offset] = line[i];
}
line[i - offset] = 0;
LOG(debug, "Parameter :%s: value :%s:", key, value);
_keymap.Insert(key, value);
}
}
const char* PropReader::GetProperty(const char* name, const char* def) const
{
const char* v = _keymap.Lookup(name, def);
LOG(debug, "Parameter lookup :%s: value :%s:", name, v);
return v;
}
void PropReader::UpdateProperty(const char* name, const char* value)
{
_keymap.Insert(name, value);
}
|