httpClient 下载
Posted MaxBruce
tags:
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private void button2_Click(object sender, EventArgs e)
{
get();
}
private async Task get()
{
await DownloadFile(@"https://stg-gaminghub.omen.com/launchvideo/Oasis_30s_720p.mp4", "test.mp4");
MessageBox.Show("finished..");
}
public async Task DownloadFile(string serverFilePath, string targetPath)
{
await Task.Run(() =>
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(serverFilePath);
WebResponse respone = request.GetResponse();
Stream netStream = respone.GetResponseStream();
using (Stream fileStream = new FileStream(targetPath, FileMode.Create))
{
byte[] read = new byte[1024];
int realReadLen = netStream.Read(read, 0, read.Length);
while (realReadLen > 0)
{
fileStream.Write(read, 0, realReadLen);
realReadLen = netStream.Read(read, 0, read.Length);
}
netStream.Close();
fileStream.Close();
}
});
}
private async void test(string serverFilePath, string targetPath)
{
var client = new HttpClient();
var netStream = await client.GetStreamAsync("");
using (Stream fileStream = new FileStream(targetPath, FileMode.Create))
{
byte[] read = new byte[1024];
int realReadLen = netStream.Read(read, 0, read.Length);
while (realReadLen > 0)
{
fileStream.Write(read, 0, realReadLen);
realReadLen = netStream.Read(read, 0, read.Length);
}
netStream.Close();
fileStream.Close();
}
}
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