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我正在尝试修改刚刚上传的文件的元数据。SharePoint 2013 REST API:更新文件元数据
using (HttpClient client = new HttpClient(new HttpClientHandler { Credentials = _authenticator.Credential }))
{
client.DefaultRequestHeaders.Add("X-HTTP-Method", "MERGE");
client.DefaultRequestHeaders.Add("Accept", "application/json;odata=verbose");
client.DefaultRequestHeaders.Add("X-RequestDigest", _authenticator.Token);
client.BaseAddress = _authenticator.Endpoint;
client.DefaultRequestHeaders.Add("IF-MATCH", "*");
string cmd = String.Format("_api/web/lists/GetByTitle('Drop Off Library')/items({0})", file.Id);
string jsonString = JsonConvert.SerializeObject(file);
StringContent test = new StringContent(jsonString, Encoding.UTF8, "application/json");
HttpResponseMessage response = await client.PostAsync(cmd, test);
}
我成功获取上述文件的元数据,并将其存储在我自己创建的SharePoint文件模型中。我修改了一个文件的元数据字段,然后尝试重新合并反序列化的对象。这导致了400错误请求错误。任何想法为什么这可能会发生?
谢谢你,我改变了你提供的行,它的工作正常! – Noah