1 |
package dk.thoerup.pictureposterservice; |
2 |
|
3 |
import java.io.File; |
4 |
import java.io.FileInputStream; |
5 |
import java.io.IOException; |
6 |
import java.io.OutputStream; |
7 |
import java.util.logging.Logger; |
8 |
|
9 |
import javax.servlet.ServletException; |
10 |
import javax.servlet.http.HttpServlet; |
11 |
import javax.servlet.http.HttpServletRequest; |
12 |
import javax.servlet.http.HttpServletResponse; |
13 |
|
14 |
/** |
15 |
* Servlet implementation class PictureServlet |
16 |
*/ |
17 |
public class PictureServlet extends HttpServlet { |
18 |
private static final long serialVersionUID = 1L; |
19 |
|
20 |
Logger logger = Logger.getLogger(PictureServlet.class.getName()); |
21 |
|
22 |
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { |
23 |
String fileName = ""; |
24 |
|
25 |
String pic = request.getParameter("pic"); |
26 |
response.setContentType("image/jpeg"); |
27 |
fileName = "/home/app/data/PicturePoster/" + pic + ".jpeg"; |
28 |
|
29 |
File file = new File(fileName); |
30 |
if (file.exists()) { |
31 |
response.setContentLength( (int)file.length() ); |
32 |
FileInputStream in = new FileInputStream( fileName ); |
33 |
OutputStream out = response.getOutputStream(); |
34 |
|
35 |
|
36 |
int len; |
37 |
byte buf[] = new byte[8192]; |
38 |
while ( (len = in.read(buf)) != -1) { |
39 |
out.write(buf, 0, len); |
40 |
} |
41 |
in.close(); |
42 |
out.close(); |
43 |
} else { |
44 |
logger.info("PictureServlet, file not found: " + fileName); |
45 |
response.sendError(404); |
46 |
} |
47 |
|
48 |
} |
49 |
|
50 |
} |