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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/**
* This class stores information of one single entry of log
*/
var CrosLogEntry = function() {
/**
* @constructor
*/
function CrosLogEntry() {
// The entry is visible by default
this.visibility = true;
}
CrosLogEntry.prototype = {
//------------------------------------------------------------------------
// Log input text parser
// Parses network log into tokens like time, name, pid
// and description.
//--------------------------------------------------------------------------
tokenizeNetworkLog: function(NetworkLogEntry) {
var tokens = NetworkLogEntry.split(' ');
var timeTokens = tokens[0].split(/[\s|\:|\-|T|\.]/);
// List of all parameters for Date Object
var year = timeTokens[0];
var month = timeTokens[1];
var day = timeTokens[2];
var hour = timeTokens[3];
var minute = timeTokens[4];
var second = timeTokens[5];
var millisecond = (parseInt(timeTokens[6]) / 1000).toFixed(0);
this.time = new Date(year, month, day, hour, minute,
second, millisecond);
// Parses for process name and ID.
var process = tokens[2];
if (hasProcessID(process)) {
var processTokens = process.split(/[\[|\]]/);
this.processName = processTokens[0];
this.processID = processTokens[1];
} else {
this.processName = process.split(/\:/)[0];
this.processID = 'Unknown';
}
// Gets level of the log: error|warning|info|unknown if failed.
this.level = hasLevelInfo(tokens[3]);
// Treats the rest of the entry as description.
var descriptionStartPoint = NetworkLogEntry.indexOf(tokens[2]) +
tokens[2].length;
this.description = NetworkLogEntry.substr(descriptionStartPoint);
},
// Represents the Date object as a string.
getTime: function() {
return this.time.getMonth() + '/' + this.time.getDate() +
' ' + this.time.getHours() + ':' + this.time.getMinutes() +
':' + this.time.getSeconds() + ':' + this.time.getMilliseconds();
}
};
/**
* Helper function
* Takes a token as input and searches for '['.
* We assume if the token contains '[' it contains a process ID.
*
* @param {string} token A token from log
* @return {boolean} true if '[' is found
*/
var hasProcessID = function(token) {
return token != undefined && token.indexOf('[') != -1;
}
/**
* Helper function
* Checks if the input token contains level information.
*
* @param {string} token A token from log
* @return {string} Level found in the token
*/
var hasLevelInfo = function(token) {
if (token == undefined)
return 'Unknown';
if (token.toLowerCase().indexOf('err') != -1) {
return 'Error';
} else if (token.toLowerCase().indexOf('warn') != -1) {
return 'Warning';
} else if (token.toLowerCase().indexOf('info') != -1) {
return 'Info';
} else {
return 'Unknown';
}
}
return CrosLogEntry;
}();
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