///<summary>
///Removes Directory or file in HDFS
///<param name="path">Directory/File path to delete</param>
///<returns>HttpStatusCode</returns>
///</summary>
public HttpStatusCode RmDir(string path)
{
// Create the final url with params
string url_path = "http://" + this.namenodeHost + ":" + this.namenodePort + WEBHDFS_CONTEXT_ROOT + "/" + path + "?op=DELETE&user.name=" + this.hdfsUsername;
BetterWebClient wc = new BetterWebClient();
wc.UploadString(url_path, "DELETE", "");
return(wc.StatusCode());
}
///<summary>
///Copy file from HDFS to local machine
///<param name="sourcePath">Location of file on HDFS, including filename and extension (FullFileName)</param>
///<param name="targetPath">Location of file to localhost,including filename and extension (FullFileName) </param>
///<returns>HttpStatusCode</returns>
///</summary>
public HttpStatusCode copyToLocal(string sourcePath, string targetPath)
{
// Create the final url with params
string urlPath = "http://" + this.namenodeHost + ":" + this.namenodePort + WEBHDFS_CONTEXT_ROOT + "/" + sourcePath + "?op=OPEN&overwrite=true&user.name=" + this.hdfsUsername;
BetterWebClient wc = new BetterWebClient();
wc.AllowAutoRedirect = true;
wc.DownloadFile(urlPath, targetPath);
return(wc.StatusCode());
}
