DownloadFile() public méthode

Downloads the file and returns the SHA-1 hash of the content of the saved file
On any disc or network io exception If the remote object has been disposed before the dowload is finished If download is aborted On exceptions thrown by the CMIS Server/Client
public DownloadFile ( IDocument remoteDocument, Stream localFileStream, Transmission transmission, HashAlgorithm hashAlg, UpdateChecksum update = null ) : void
remoteDocument IDocument Remote document.
localFileStream Stream Local taget file stream.
transmission Transmission Transmission status.
hashAlg System.Security.Cryptography.HashAlgorithm Hash algoritm, which should be used to calculate hash of the uploaded stream content
update UpdateChecksum
Résultat void
SimpleFileDownloader Class Documentation
Exemple #1
0
        public void NormalDownload() {
            double lastPercent = 0;
            this.transmission.AddPositionConstraint(Is.LessThanOrEqualTo(this.remoteLength));
            this.transmission.AddLengthConstraint(Is.EqualTo(this.remoteLength).Or.EqualTo(0));

            this.transmission.PropertyChanged += delegate(object sender, System.ComponentModel.PropertyChangedEventArgs e) {
                var t = sender as Transmission;
                if (e.PropertyName == Utils.NameOf(() => t.Percent)) {
                    Assert.That(t.Percent, Is.Null.Or.GreaterThanOrEqualTo(lastPercent));
                    lastPercent = t.Percent.GetValueOrDefault();
                }
            };

            using (IFileDownloader downloader = new SimpleFileDownloader()) {
                downloader.DownloadFile(this.mockedDocument.Object, this.localFileStream, this.transmission, this.hashAlg);
                Assert.AreEqual(this.remoteContent.Length, this.localFileStream.Length);
                Assert.AreEqual(SHA1Managed.Create().ComputeHash(this.remoteContent), this.hashAlg.Hash);
                Assert.AreEqual(SHA1Managed.Create().ComputeHash(this.localFileStream.ToArray()), this.hashAlg.Hash);
            }
        }
Exemple #2
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        public void AbortWhileDownload() {
            this.mockedMemStream.Setup(memstream => memstream.Read(It.IsAny<byte[]>(), It.IsAny<int>(), It.IsAny<int>())).Callback(() => Thread.Sleep(1)).Returns(1);
            this.transmission.PropertyChanged += delegate(object sender, System.ComponentModel.PropertyChangedEventArgs e) {
                Assert.That((sender as Transmission).Status, Is.Not.EqualTo(TransmissionStatus.FINISHED));
            };

            try {
                Task t;
                IFileDownloader downloader = new SimpleFileDownloader();
                t = Task.Factory.StartNew(() => downloader.DownloadFile(this.mockedDocument.Object, this.localFileStream, this.transmission, this.hashAlg));
                t.Wait(100);
                this.transmission.Abort();
                t.Wait();
                Assert.Fail();
            } catch (AggregateException e) {
                Assert.IsInstanceOf(typeof(AbortException), e.InnerException);
                Assert.That(this.transmission.Status, Is.EqualTo(TransmissionStatus.ABORTED));
                return;
            }

            Assert.Fail();
        }
Exemple #3
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 public void IOExceptionThrownIfIOExceptionOccursOnRead() {
     this.mockedMemStream.Setup(memstream => memstream.Read(It.IsAny<byte[]>(), It.IsAny<int>(), It.IsAny<int>())).Throws<IOException>();
     using (IFileDownloader downloader = new SimpleFileDownloader()) {
         Assert.Throws<IOException>(() => downloader.DownloadFile(this.mockedDocument.Object, this.localFileStream, this.transmission, this.hashAlg));
     }
 }
Exemple #4
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        public void DisposeWhileDownload() {
            this.mockedMemStream.Setup(memstream => memstream.Read(It.IsAny<byte[]>(), It.IsAny<int>(), It.IsAny<int>())).Callback(() => Thread.Sleep(1)).Returns(1);
            try {
                Task t;
                using (IFileDownloader downloader = new SimpleFileDownloader()) {
                    t = Task.Factory.StartNew(() => downloader.DownloadFile(this.mockedDocument.Object, this.localFileStream, this.transmission, this.hashAlg));
                }

                t.Wait();
                Assert.Fail();
            } catch (AggregateException e) {
                Assert.IsInstanceOf(typeof(ObjectDisposedException), e.InnerException);
            }
        }
Exemple #5
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 public void DownloadWithThreeUpdate() {
     SetUp(2 * 1024 * 1024 + 1);
     this.hashAlg = new SHA1Reuse();
     using (IFileDownloader downloader = new SimpleFileDownloader()) {
         int count = 0;
         downloader.DownloadFile(this.mockedDocument.Object, this.localFileStream, this.transmission, this.hashAlg, (byte[] checksum, long length) => { ++count; });
         Assert.AreEqual(3, count);
         Assert.AreEqual(this.remoteContent.Length, this.localFileStream.Length);
         Assert.AreEqual(SHA1Managed.Create().ComputeHash(this.remoteContent), this.hashAlg.Hash);
         Assert.AreEqual(SHA1Managed.Create().ComputeHash(this.localFileStream.ToArray()), this.hashAlg.Hash);
     }
 }