TrainInfoService/WebContent/version.jsp

<%@ page import="java.io.*" %>
<%@ page import="java.util.*" %>
<%
/*
cat bin/traininfo-version.sh 
#!/bin/bash


FILE=/var/log/apache2/access.log

if [ "$1" != "" ] ; then
        grep traininfo/version $FILE | grep $1 | awk '{print $8}' | awk -F= '{print $2}' | awk -F\& '{print $1}' | sort | uniq -c
else
        grep traininfo/version $FILE | awk '{print $8}' | awk -F= '{print $2}' | awk -F\& '{print $1}' | sort | uniq -c
fi
*/

File f = new File("/var/log/apache2/access.log");

InputStream input  = new FileInputStream(f);

BufferedReader in = new BufferedReader( new InputStreamReader(input) );

Map<String,Integer> versions = new TreeMap<String,Integer>();

String line;
while ( (line=in.readLine()) != null) {
        if (line.indexOf("traininfo/version") == -1) 
                continue;
        String uri = line.split(" ")[7];
        String tmp = uri.split("=")[1];
        String version = tmp.split("&") [0];
        
        Integer count = versions.get(version);
        if (count == null)
                count = 0;
        versions.put(version, count+1);
                
}

%>
<html>
<head>
<title>Traininfo versions</title>
</head>
<body>
<h2>Versions</h2>
<font size='-1'>Counts are extracted from apache access log</font>
<table border='0'>
<%
for (String key : versions.keySet()) {
        int val = versions.get(key);
        %>
        <tr><td><%=key%></td><td align='right'><%= val %></td></tr>
        <%
}
%>
</table>

</body>
</html>
1	<%@ page import="java.io.*" %>
2	<%@ page import="java.util.*" %>
3	<%
4	/*
5	cat bin/traininfo-version.sh
6	#!/bin/bash
7
8
9	FILE=/var/log/apache2/access.log
10
11	if [ "$1" != "" ] ; then
12	grep traininfo/version $FILE \| grep $1 \| awk '{print $8}' \| awk -F= '{print $2}' \| awk -F\& '{print $1}' \| sort \| uniq -c
13	else
14	grep traininfo/version $FILE \| awk '{print $8}' \| awk -F= '{print $2}' \| awk -F\& '{print $1}' \| sort \| uniq -c
15	fi
16	*/
17
18	File f = new File("/var/log/apache2/access.log");
19
20	InputStream input = new FileInputStream(f);
21
22	BufferedReader in = new BufferedReader( new InputStreamReader(input) );
23
24	Map<String,Integer> versions = new TreeMap<String,Integer>();
25
26	String line;
27	while ( (line=in.readLine()) != null) {
28	if (line.indexOf("traininfo/version") == -1)
29	continue;
30	String uri = line.split(" ")[7];
31	String tmp = uri.split("=")[1];
32	String version = tmp.split("&") [0];
33
34	Integer count = versions.get(version);
35	if (count == null)
36	count = 0;
37	versions.put(version, count+1);
38
39	}
40
41	%>
42	<html>
43	<head>
44	<title>Traininfo versions</title>
45	</head>
46	<body>
47	<h2>Versions</h2>
48	<font size='-1'>Counts are extracted from apache access log</font>
49	<table border='0'>
50	<%
51	for (String key : versions.keySet()) {
52	int val = versions.get(key);
53	%>
54	<tr><td><%=key%></td><td align='right'><%= val %></td></tr>
55	<%
56	}
57	%>
58	</table>
59
60	</body>
61	</html>