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
|
/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*/
var timer = Components.classes["@mozilla.org/timer;1"];
var partTimer = timer.createInstance(Components.interfaces.nsITimer);
function getFileAsInputStream(aFilename) {
var file = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(Components.interfaces.nsIProperties)
.get("CurWorkD", Components.interfaces.nsIFile);
file.append("tests");
file.append("image");
file.append("test");
file.append("mochitest");
file.append(aFilename);
var fileStream = Components.classes['@mozilla.org/network/file-input-stream;1']
.createInstance(Components.interfaces.nsIFileInputStream);
fileStream.init(file, 1, 0, false);
return fileStream;
}
function handleRequest(request, response)
{
response.setHeader("Content-Type", "image/gif", false);
response.setHeader("Cache-Control", "no-cache", false);
response.setStatusLine(request.httpVersion, 200, "OK");
// We're sending data off in a delayed fashion
response.processAsync();
var inputStream = getFileAsInputStream("animated-gif_trailing-garbage.gif");
var available = inputStream.available(); // = 4029 bytes
// Send the good data at once
response.bodyOutputStream.writeFrom(inputStream, 285);
sendParts(inputStream, response);
}
function sendParts(inputStream, response) {
// 3744 left, send in 8 chunks of 468 each
partTimer.initWithCallback(getSendNextPart(inputStream, response), 500,
Components.interfaces.nsITimer.TYPE_ONE_SHOT);
}
function getSendNextPart(inputStream, response) {
return function () {
response.bodyOutputStream.writeFrom(inputStream, 468);
if (!inputStream.available()) {
inputStream.close();
response.finish();
} else {
sendParts(inputStream, response);
}
};
}
|
