static void Main(string[] args)
{
IntPtr userData = new IntPtr(0);
string clipID;
BinaryReader myReader;
BinaryWriter myWriter;
BlobStream myStream;
// For thsi test we are using a file as the input. *Any* stream could be used.
// This would be your test PDF - in a file or memory stream.
FileStream inputStream = new FileStream("e:\\testfile", FileMode.Open);
FPLogger.ConsoleMessage("\nInput file length " + inputStream.Length);
try
{
FPLogger log = new FPLogger();
log.LogPath = "C:\\GenStreamsLog.txt";
log.Start();
// Create a test clip demonstrating how to write a blob using a stream
FPPool myPool = new FPPool("cse1.centera.lab.emc.com");
FPClip myClip = myPool.ClipCreate("GenericStreamWrite_testClip");
FPTag myTag = myClip.AddTag("testTag");
// Simple test of the BlobWriteStream - write contents of a local file
// to Centera using a StreamReader and StreamWriter
// We are using a temporary MemoryStream for our staging area
myStream = new BlobWriteStream(myTag);
myReader = new BinaryReader(inputStream);
myWriter = new BinaryWriter(myStream);
long writeTime1 = DateTime.Now.Ticks;
myWriter.Write(myReader.ReadBytes((int)inputStream.Length));
myWriter.Flush();
((BlobWriteStream)myStream).Close(); // If we don't do this it will stay open forever with keep alives!
writeTime1 = DateTime.Now.Ticks - writeTime1;
// If we assign values to existing FP objects we must explicitly close
// them first to avoid potential "Object In Use" errors on future closure
myTag.Close();
myTag = myClip.AddTag("SlicedBlob");
inputStream.Seek(0, SeekOrigin.Begin);
long writeTime = DateTime.Now.Ticks;
SlicedBlobWriter.Instance(inputStream, myTag, 8);
writeTime = DateTime.Now.Ticks - writeTime;
myTag.Close();
clipID = myClip.Write();
myClip.Close();
FPLogger.ConsoleMessage("\nGenericStreamWrite test succeeded " + clipID);
// Now we will test reading it back from the Centera {
myClip = myPool.ClipOpen(clipID, FPMisc.OPEN_ASTREE);
myTag = myClip.NextTag;
// Here we create a stream to read back the blob
long readTime1 = DateTime.Now.Ticks;
myStream = new BlobReadStream(myTag);
// This is only to test to verify when we read the content back it is the same as the
// input file i.e. we are going to store it on the file system and then use file system tools
// to compare the files
myReader = new BinaryReader(myStream);
myWriter = new BinaryWriter(new FileStream("c:\\testfile2.out", FileMode.Create));
((BlobReadStream)myStream).Join();
myWriter.Write(myReader.ReadBytes((int)myTag.BlobSize));
myWriter.Flush();
myStream.Close();
readTime1 = DateTime.Now.Ticks - readTime1;
myTag.Close();
// This shows how to read content back using multiple threads
myTag = myClip.NextTag;
long readTime = DateTime.Now.Ticks;
SlicedBlobReader.Instance(new FileStream("c:\\testfile2.out.sliced", FileMode.Create), myTag, 8);
readTime = DateTime.Now.Ticks - readTime;
myTag.Close();
myClip.Close();
myPool.Close();
FPLogger.ConsoleMessage("\nSerial tests - Write time: " + TimeSpan.FromTicks(writeTime1) + " Read time " + TimeSpan.FromTicks(readTime1));
FPLogger.ConsoleMessage("\nMulti threaded tests - Write time: " + TimeSpan.FromTicks(writeTime) + " Read time " + TimeSpan.FromTicks(readTime));
}
catch (FPLibraryException e)
{
ErrorInfo err = e.errorInfo;
FPLogger.ConsoleMessage("\nException thrown in FP Library: Error " + err.error + " " + err.message);
}
}