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