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1 const BinaryOutputStream = Components.Constructor("@mozilla.org/binaryoutputstream;1", "nsIBinaryOutputStream", "setOutputStream"); |
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2 /* This data is picked from image/test/reftest/generic/check-header.sjs */ |
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3 const IMAGE_DATA = |
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4 [ |
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5 0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A, 0x00, 0x00, 0x00, |
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6 0x0D, 0x49, 0x48, 0x44, 0x52, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, |
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7 0x00, 0x64, 0x08, 0x02, 0x00, 0x00, 0x00, 0xFF, 0x80, 0x02, 0x03, |
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8 0x00, 0x00, 0x00, 0x01, 0x73, 0x52, 0x47, 0x42, 0x00, 0xAE, 0xCE, |
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9 0x1C, 0xE9, 0x00, 0x00, 0x00, 0x9E, 0x49, 0x44, 0x41, 0x54, 0x78, |
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10 0xDA, 0xED, 0xD0, 0x31, 0x01, 0x00, 0x00, 0x08, 0x03, 0xA0, 0x69, |
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11 0xFF, 0xCE, 0x5A, 0xC1, 0xCF, 0x07, 0x22, 0x50, 0x99, 0x70, 0xD4, |
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12 0x0A, 0x64, 0xC9, 0x92, 0x25, 0x4B, 0x96, 0x2C, 0x05, 0xB2, 0x64, |
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13 0xC9, 0x92, 0x25, 0x4B, 0x96, 0x02, 0x59, 0xB2, 0x64, 0xC9, 0x92, |
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14 0x25, 0x4B, 0x81, 0x2C, 0x59, 0xB2, 0x64, 0xC9, 0x92, 0xA5, 0x40, |
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15 0x96, 0x2C, 0x59, 0xB2, 0x64, 0xC9, 0x52, 0x20, 0x4B, 0x96, 0x2C, |
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16 0x59, 0xB2, 0x64, 0x29, 0x90, 0x25, 0x4B, 0x96, 0x2C, 0x59, 0xB2, |
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17 0x14, 0xC8, 0x92, 0x25, 0x4B, 0x96, 0x2C, 0x59, 0x0A, 0x64, 0xC9, |
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18 0x92, 0x25, 0x4B, 0x96, 0x2C, 0x05, 0xB2, 0x64, 0xC9, 0x92, 0x25, |
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19 0x4B, 0x96, 0x02, 0x59, 0xB2, 0x64, 0xC9, 0x92, 0x25, 0x4B, 0x81, |
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20 0x2C, 0x59, 0xB2, 0x64, 0xC9, 0x92, 0xA5, 0x40, 0x96, 0x2C, 0x59, |
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21 0xB2, 0x64, 0xC9, 0x52, 0x20, 0x4B, 0x96, 0x2C, 0x59, 0xB2, 0x64, |
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22 0x29, 0x90, 0x25, 0x4B, 0x96, 0x2C, 0x59, 0xB2, 0x14, 0xC8, 0x92, |
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23 0x25, 0x4B, 0x96, 0x2C, 0x59, 0x0A, 0x64, 0xC9, 0xFA, 0xB6, 0x89, |
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24 0x5F, 0x01, 0xC7, 0x24, 0x83, 0xB2, 0x0C, 0x00, 0x00, 0x00, 0x00, |
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25 0x49, 0x45, 0x4E, 0x44, 0xAE, 0x42, 0x60, 0x82, |
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26 ]; |
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27 |
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28 /** |
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29 * The timer is needed when a delay is set. We need it to be out of the method |
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30 * so it is not eaten alive by the GC. |
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31 */ |
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32 var timer; |
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33 |
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34 function handleRequest(request, response) { |
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35 var query = {}; |
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36 request.queryString.split('&').forEach(function (val) { |
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37 var [name, value] = val.split('='); |
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38 query[name] = unescape(value); |
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39 }); |
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40 |
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41 response.setStatusLine(request.httpVersion, 200, "OK"); |
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42 response.setHeader("Content-Type", "image/png", false); |
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43 |
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44 function imageWrite() { |
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45 var stream = new BinaryOutputStream(response.bodyOutputStream); |
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46 stream.writeByteArray(IMAGE_DATA, IMAGE_DATA.length); |
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47 } |
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48 |
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49 // If there is no delay, we write the image and leave. |
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50 if (!("delay" in query)) { |
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51 imageWrite(); |
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52 return; |
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53 } |
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54 |
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55 // If there is a delay, we create a timer which, when it fires, will write |
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56 // image and leave. |
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57 response.processAsync(); |
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58 const nsITimer = Components.interfaces.nsITimer; |
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59 |
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60 timer = Components.classes["@mozilla.org/timer;1"].createInstance(nsITimer); |
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61 timer.initWithCallback(function() { |
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62 imageWrite(); |
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63 response.finish(); |
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64 }, query["delay"], nsITimer.TYPE_ONE_SHOT); |
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65 } |