gecko-dev/testing/specialpowers/content/MozillaLogger.js

135 lines
3.2 KiB
JavaScript

/**
* MozillaLogger, a base class logger that just logs to stdout.
*/
"use strict";
function MozillaLogger(aPath) {
}
function formatLogMessage(msg) {
return msg.info.join(' ') + "\n";
}
MozillaLogger.prototype = {
init : function(path) {},
getLogCallback : function() {
return function (msg) {
var data = formatLogMessage(msg);
dump(data);
};
},
log : function(msg) {
dump(msg);
},
close : function() {}
};
/**
* SpecialPowersLogger, inherits from MozillaLogger and utilizes SpecialPowers.
* intented to be used in content scripts to write to a file
*/
function SpecialPowersLogger(aPath) {
// Call the base constructor
MozillaLogger.call(this);
this.prototype = new MozillaLogger(aPath);
this.init(aPath);
}
SpecialPowersLogger.prototype = {
init : function (path) {
SpecialPowers.setLogFile(path);
},
getLogCallback : function () {
return function (msg) {
var data = formatLogMessage(msg);
SpecialPowers.log(data);
if (data.indexOf("SimpleTest FINISH") >= 0) {
SpecialPowers.closeLogFile();
}
};
},
log : function (msg) {
SpecialPowers.log(msg);
},
close : function () {
SpecialPowers.closeLogFile();
}
};
/**
* MozillaFileLogger, a log listener that can write to a local file.
* intended to be run from chrome space
*/
/** Init the file logger with the absolute path to the file.
It will create and append if the file already exists **/
function MozillaFileLogger(aPath) {
// Call the base constructor
MozillaLogger.call(this);
this.prototype = new MozillaLogger(aPath);
this.init(aPath);
}
MozillaFileLogger.prototype = {
init : function (path) {
var PR_WRITE_ONLY = 0x02; // Open for writing only.
var PR_CREATE_FILE = 0x08;
var PR_APPEND = 0x10;
this._file = Components.classes["@mozilla.org/file/local;1"].
createInstance(Components.interfaces.nsILocalFile);
this._file.initWithPath(path);
this._foStream = Components.classes["@mozilla.org/network/file-output-stream;1"].
createInstance(Components.interfaces.nsIFileOutputStream);
this._foStream.init(this._file, PR_WRITE_ONLY | PR_CREATE_FILE | PR_APPEND,
436 /* 0664 */, 0);
this._converter = Components.classes["@mozilla.org/intl/converter-output-stream;1"].
createInstance(Components.interfaces.nsIConverterOutputStream);
this._converter.init(this._foStream, "UTF-8", 0, 0);
},
getLogCallback : function() {
return function (msg) {
var data = formatLogMessage(msg);
if (MozillaFileLogger._converter) {
this._converter.writeString(data);
}
if (data.indexOf("SimpleTest FINISH") >= 0) {
MozillaFileLogger.close();
}
};
},
log : function(msg) {
if (this._converter) {
this._converter.writeString(msg);
}
},
close : function() {
if (this._converter) {
this._converter.flush();
this._converter.close();
}
this._foStream = null;
this._converter = null;
this._file = null;
}
};
this.MozillaLogger = MozillaLogger;
this.SpecialPowersLogger = SpecialPowersLogger;
this.MozillaFileLogger = MozillaFileLogger;