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Bug 448741 - "nsISessionStore uses private methods and is not extensible" [r=dietrich]

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This commit is contained in:
Simon Bünzli
2008-08-20 01:39:09 -05:00
parent 1cb7934268
commit b7df78f76a
4 changed files with 182 additions and 54 deletions
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21
browser/components/sessionstore/src/nsSessionStartup.js
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@@ -108,7 +108,7 @@ SessionStartup.prototype = {
var resumeFromCrash = this._prefBranch.getBoolPref("sessionstore.resume_from_crash");
if ((resumeFromCrash || this._doResumeSession()) && this._sessionFile.exists()) {
// get string containing session state
this._iniString = this._readFile(this._sessionFile);
this._iniString = this._readStateFile(this._sessionFile);
if (this._iniString) {
try {
// parse the session state into JS objects
@@ -322,6 +322,25 @@ SessionStartup.prototype = {
/* ........ Storage API .............. */
/**
* Reads a session state file into a string and lets
* observers modify the state before it's being used
*
* @param aFile is any nsIFile
* @returns a session state string
*/
_readStateFile: function sss_readStateFile(aFile) {
var stateString = Cc["@mozilla.org/supports-string;1"].
createInstance(Ci.nsISupportsString);
stateString.data = this._readFile(aFile) || "";
var observerService = Cc["@mozilla.org/observer-service;1"].
getService(Ci.nsIObserverService);
observerService.notifyObservers(stateString, "sessionstore-state-read", "");
return stateString.data;
},
/**
* reads a file into a string
* @param aFile