Rev 1945 | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
1076 | jmachado | 1 | package pt.estgp.estgweb.web; |
2 | |||
3 | import jomm.utils.StreamsUtils; |
||
4 | import org.apache.log4j.Logger; |
||
5 | import org.json.JSONArray; |
||
6 | import org.json.JSONException; |
||
7 | import org.json.JSONObject; |
||
1814 | jmachado | 8 | import pt.estgp.estgweb.utils.*; |
1076 | jmachado | 9 | |
10 | import javax.servlet.ServletException; |
||
11 | import javax.servlet.http.HttpServlet; |
||
12 | import javax.servlet.http.HttpServletRequest; |
||
13 | import javax.servlet.http.HttpServletResponse; |
||
14 | import java.io.*; |
||
15 | |||
16 | /** |
||
17 | * @author Fabio |
||
18 | * @date 4/Abr/2008 |
||
19 | * @time 11:03:00 |
||
20 | * @see pt.estgp.estgweb.web |
||
21 | */ |
||
22 | public class LogsServiceStream extends HttpServlet |
||
23 | { |
||
24 | |||
25 | private static final 1.5.0/docs/api/java/util/logging/Logger.html">Logger logger = 1.5.0/docs/api/java/util/logging/Logger.html">Logger.getLogger(LogsServiceStream.class); |
||
26 | |||
27 | |||
28 | public void doGet(HttpServletRequest request, HttpServletResponse response) |
||
29 | throws ServletException, 1.5.0/docs/api/java/io/IOException.html">IOException |
||
30 | { |
||
31 | |||
32 | |||
33 | |||
34 | |||
35 | |||
36 | 1.5.0/docs/api/java/lang/String.html">String logRequired = request.getPathInfo(); |
||
37 | logRequired = logRequired.substring(1); |
||
38 | |||
39 | |||
1814 | jmachado | 40 | 1.5.0/docs/api/java/lang/String.html">String logFile = pt.estgp.estgweb.utils.Globals.JOB_SERVICES_LOG_DIR + java.io.1.5.0/docs/api/java/io/File.html">File.separator + logRequired; |
1076 | jmachado | 41 | java.io.1.5.0/docs/api/java/io/File.html">File f = new java.io.1.5.0/docs/api/java/io/File.html">File(logFile); |
42 | if(!f.exists()) |
||
43 | { |
||
44 | response.sendError(404); |
||
45 | return; |
||
46 | } |
||
47 | |||
48 | 1.5.0/docs/api/java/lang/String.html">String line = request.getParameter("l"); |
||
49 | if(line != null) |
||
50 | { |
||
51 | processJson(f,line,request,response); |
||
52 | return; |
||
53 | } |
||
54 | |||
55 | |||
56 | try |
||
57 | { |
||
58 | response.setContentType("text/plain"); |
||
1312 | jmachado | 59 | response.setCharacterEncoding("UTF-8"); |
1076 | jmachado | 60 | 5+0%2Fdocs%2Fapi+OutputStream">OutputStream out = response.getOutputStream(); |
61 | response.setContentLength((int) f.length()); |
||
62 | StreamsUtils.inputStream2OutputStream(new 1.5.0/docs/api/java/io/FileInputStream.html">FileInputStream(f),out); |
||
63 | out.flush(); |
||
64 | out.close(); |
||
65 | } |
||
66 | catch (1.5.0/docs/api/java/lang/Throwable.html">Throwable e1) |
||
67 | { |
||
68 | logger.error(e1 ); |
||
69 | response.sendError(404); |
||
70 | } |
||
71 | |||
72 | } |
||
73 | |||
74 | private void processJson(1.5.0/docs/api/java/io/File.html">File f, 1.5.0/docs/api/java/lang/String.html">String line, HttpServletRequest request, HttpServletResponse response) throws 1.5.0/docs/api/java/io/IOException.html">IOException { |
||
75 | int l = 1.5.0/docs/api/java/lang/Integer.html">Integer.parseInt(line); |
||
76 | response.setContentType("application/json"); |
||
77 | |||
78 | JSONObject obj = new JSONObject(); |
||
79 | JSONArray lines = new JSONArray(); |
||
80 | |||
81 | try { |
||
82 | obj.put("lines",lines); |
||
83 | obj.put("ok","ok"); |
||
84 | 1.5.0/docs/api/java/io/BufferedReader.html">BufferedReader reader = new 1.5.0/docs/api/java/io/BufferedReader.html">BufferedReader(new 1.5.0/docs/api/java/io/InputStreamReader.html">InputStreamReader(new 1.5.0/docs/api/java/io/FileInputStream.html">FileInputStream(f),"UTF-8")); |
||
85 | 1.5.0/docs/api/java/lang/String.html">String readedLine; |
||
86 | int i; |
||
87 | boolean endReached = false; |
||
88 | for(i = 0; i < l;i++) |
||
89 | { |
||
90 | if(reader.readLine() == null) |
||
91 | { |
||
92 | endReached = true; |
||
93 | break; |
||
94 | } |
||
95 | } |
||
96 | if(!endReached) |
||
97 | { |
||
98 | while((readedLine = reader.readLine())!=null) |
||
99 | { |
||
100 | lines.put(readedLine); |
||
101 | } |
||
102 | } |
||
103 | |||
104 | 1.5.0/docs/api/java/lang/String.html">String toWrite = obj.toString(); |
||
105 | response.setCharacterEncoding("ISO-8859-1"); |
||
106 | response.setContentLength(toWrite.length()); |
||
107 | response.getOutputStream().print(toWrite); |
||
108 | |||
109 | } |
||
110 | catch (1.5.0/docs/api/java/io/FileNotFoundException.html">FileNotFoundException e) |
||
111 | { |
||
112 | logger.error(e,e); |
||
113 | response.sendError(500); |
||
114 | } catch (JSONException e) { |
||
115 | logger.error(e,e); |
||
116 | response.sendError(500); |
||
117 | } |
||
118 | |||
119 | } |
||
120 | |||
121 | } |
||
122 |