/// <summary>
/// Creates the device detection providers.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void Application_Start(object sender, EventArgs e)
{
_pattern = new PatternWrapper(
Path.Combine(
AppDomain.CurrentDomain.BaseDirectory,
"..\\..\\data\\51Degrees-LiteV3.2.dat"));
_trie = new TrieWrapper(
Path.Combine(
AppDomain.CurrentDomain.BaseDirectory,
"..\\..\\data\\51Degrees-LiteV3.2.trie"));
}
static void Main(string[] args)
{
using (var pattern = new PatternWrapper("../../../../../data/51Degrees-LiteV3.2.dat"))
{
Process(pattern);
}
using (var trie = new TrieWrapper("../../../../../data/51Degrees-LiteV3.4.trie"))
{
Process(trie);
}
}
/// <summary>
/// Disposes of the device detection providers.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void Application_End(object sender, EventArgs e)
{
if (_pattern != null)
{
_pattern.Dispose();
_pattern = null;
}
if (_trie != null)
{
_trie.Dispose();
_trie = null;
}
}
/// <summary>
/// Performs dataset reload tests. A number of threads run in the
/// background constantly performing device detection while the main
/// thread does the data file reloads.
///
/// The main thread will carry on doing the dataset reloads while at
/// least one thread has not finished.
/// </summary>
public void Run()
{
// Threads that run device detection in the background.
int numberOfThreads = 4;
// Contains references to background threads.
Thread[] threads;
Console.WriteLine("Starting the Reload Data File Example.");
provider = new TrieWrapper(deviceDataFile, propertiesToUse);
threads = new Thread[numberOfThreads];
// Start detection threads.
for (int i = 0; i < numberOfThreads; i++)
{
threads[i] = new Thread(new ThreadStart(threadPayload));
threads[i].Start();
}
// Reload data file until at least one thread is still not done.
while (threadsFinished < numberOfThreads)
{
provider.ReloadFromMemory();
Console.WriteLine("Provider reloaded.");
Thread.Sleep(1000);
}
// Wait for all detection threads to complete.
for (int i = 0; i < numberOfThreads; i++)
{
threads[i].Join();
}
// Release resources held by the provider.
provider.Dispose();
// Perform the test.
if (!cb.IsEmpty)
{
long first, current;
cb.TryTake(out first);
while (!cb.IsEmpty)
{
cb.TryTake(out current);
Assert.IsTrue(first == current, "Hash values are not equal.");
}
}
}
static void Main(string[] args)
{
// Initialise the pattern provider with a list of 4 properties.
using (var pattern = new PatternWrapper(
new FileInfo("..\\..\\..\\..\\..\\data\\51Degrees-LiteV3.2.dat").FullName,
new[] { "Id", "DeviceType", "IsMobile", "ScreenPixelsWidth", "ScreenPixelsHeight" }))
{
// Initialise the trie provider with a data file and a list of 4 properties.
using (var trie = new TrieWrapper(
new FileInfo("..\\..\\..\\..\\..\\data\\51Degrees-LiteV3.2.trie").FullName,
new[] { "Id", "DeviceType", "IsMobile", "ScreenPixelsWidth", "ScreenPixelsHeight" }))
{
// IMPORTANT: For a full list of properties see: https://51degrees.com/resources/property-dictionary
using (var reader = new FileInfo(args.Length > 0 ? args[0] : "..\\..\\..\\..\\..\\data\\20000 User Agents.csv").OpenText())
{
var start = DateTime.UtcNow;
Console.WriteLine("Started -> {0}", start);
var line = reader.ReadLine();
while (line != null)
{
using (var patternResults = pattern.Match(line.Trim()))
{
Output(pattern, patternResults);
}
using (var trieResults = trie.Match(line.Trim()))
{
Output(trie, trieResults);
}
line = reader.ReadLine();
}
Console.WriteLine("Elapsed Time -> {0} seconds", (DateTime.UtcNow - start).TotalSeconds);
}
}
}
Console.ReadKey();
}
