public void InnerDataSourceSearch()
{
Helper.PrintMem();
//预热
IpLocationSearch.Find("14.123.238.167");
uint ip = IpLocationHelper.IPv4ToInteger("116.19.114.15");
Helper.Time("单条查询", () =>
{
IpLocationSearch.Find(ip);
});
int count = 20000000;
Helper.Time("批量查询", () =>
{
IpLocationSearch.Find(ip);
}, count);
Helper.TimeWithParallel("并发查询", () =>
{
IpLocationSearch.Find(ip);
}, count);
Helper.TimeWithThread("多线程查询", () =>
{
IpLocationSearch.Find(ip);
}, 4, count);
}
public void StreamDataSourceSearch()
{
Helper.PrintMem();
var dest = Path.Combine(AppContext.BaseDirectory, "ip.dat");
if (!File.Exists(dest))
{
var filename = Path.Combine(AppContext.BaseDirectory, "ip.txt");
using (var fs = File.Create(dest))
{
IpSearcherFactory.Generate(Helper.GetIPList(filename).ToArray(), fs);
}
}
var dataSource = new StreamDataSource(dest);
var searcher = IpSearcherFactory.GetSearcher(dataSource);
//预热
searcher.Search(IpLocationHelper.IPv4ToInteger("14.123.238.167"));
uint ip = IpLocationHelper.IPv4ToInteger("116.19.114.15");
Helper.Time("单条查询", () =>
{
searcher.Search(ip);
});
int count = 20000;
Helper.Time("批量查询", () =>
{
searcher.Search(ip);
}, count);
Helper.TimeWithParallel("并发查询", () =>
{
searcher.Search(ip);
}, count);
Helper.TimeWithThread("多线程查询", () =>
{
searcher.Search(ip);
}, 4, count);
}
public void Writer_And_Reader()
{
var filename = Path.Combine(AppContext.BaseDirectory, "ip.txt");
var dest = Path.Combine(AppContext.BaseDirectory, "ip.dat");
using (var fs = File.Create(dest))
{
IpSearcherFactory.Generate(Helper.GetIPList(filename).ToArray(), fs);
}
var dataSource = new StreamDataSource(dest);
var searcher = IpSearcherFactory.GetSearcher(dataSource);
var result = searcher.Search(IpLocationHelper.IPv4ToInteger("14.123.238.167"));
Assert.NotNull(result);
Assert.Equal("广东省", result.Province);
dataSource.Dispose();
}
public static IList <IpEntity> GetIPList(string filename)
{
var list = new List <IpEntity>();
foreach (var line in File.ReadLines(filename))
{
if (string.IsNullOrWhiteSpace(line))
{
continue;
}
var seg = line.Split('|');
var start = seg[0].Split('.');
var end = seg[1].Split('.');
var startB = start.Select(s => byte.Parse(s)).ToArray();
var endB = end.Select(s => byte.Parse(s)).ToArray();
IpEntity info = new IpEntity();
info.Prefix = startB[0];
info.StartIP = seg[0];
info.EndIP = seg[1];
info.Country = seg[2] == "0" ? string.Empty : seg[2];
info.Province = seg[3] == "0" ? string.Empty : seg[3];
info.City = seg[4] == "0" ? string.Empty : seg[4];
info.Isp = seg[5] == "0" ? string.Empty : seg[5];
info.MinIP = IpLocationHelper.IPv4ToInteger(startB);
info.MaxIP = IpLocationHelper.IPv4ToInteger(endB);
list.Add(info);
}
return(list);
}
