public void Write(NPOIFSStream stream)
{
try
{
//Leon ByteArrayOutputStream -->MemoryStream
MemoryStream ms = new MemoryStream();
foreach (Property property in _properties)
{
if (property != null)
{
property.WriteData(ms);
}
}
stream.UpdateContents(ms.ToArray());
// Update the start position if needed
if (StartBlock != stream.GetStartBlock())
{
StartBlock = stream.GetStartBlock();
}
}
catch (System.IO.IOException ex)
{
throw ex;
}
}
public void Write(NPOIFSStream stream)
{
Stream os = stream.GetOutputStream();
try
{
//Leon ByteArrayOutputStream -->MemoryStream
MemoryStream ms = new MemoryStream();
foreach (Property property in _properties)
{
if (property != null)
{
property.WriteData(os);
}
}
os.Close();
// Update the start position if needed
if (StartBlock != stream.GetStartBlock())
{
StartBlock = stream.GetStartBlock();
}
}
catch (System.IO.IOException)
{
throw;
}
}
public void Write(NPOIFSStream stream)
{
try
{
//Leon ByteArrayOutputStream -->MemoryStream
MemoryStream ms = new MemoryStream();
foreach(Property property in _properties)
{
if(property != null)
property.WriteData(ms);
}
stream.UpdateContents(ms.ToArray());
// Update the start position if needed
if(StartBlock != stream.GetStartBlock())
{
StartBlock = stream.GetStartBlock();
}
}
catch(System.IO.IOException ex)
{
throw ex;
}
}
public void TestReadWriteNewStream()
{
NPOIFSFileSystem fs = new NPOIFSFileSystem();
NPOIFSStream stream = new NPOIFSStream(fs);
// Check our filesystem has a BAT and the Properties
Assert.AreEqual(2, fs.GetFreeBlock());
BATBlock bat = fs.GetBATBlockAndIndex(0).Block;
Assert.AreEqual(POIFSConstants.FAT_SECTOR_BLOCK, bat.GetValueAt(0));
Assert.AreEqual(POIFSConstants.END_OF_CHAIN, bat.GetValueAt(1));
Assert.AreEqual(POIFSConstants.UNUSED_BLOCK, bat.GetValueAt(2));
// Check the stream as-is
Assert.AreEqual(POIFSConstants.END_OF_CHAIN, stream.GetStartBlock());
try
{
stream.GetBlockIterator();
Assert.Fail("Shouldn't be able to get an iterator before writing");
}
catch (Exception) { }
// Write in two blocks
byte[] data = new byte[512 + 20];
for (int i = 0; i < 512; i++)
{
data[i] = (byte)(i % 256);
}
for (int i = 512; i < data.Length; i++)
{
data[i] = (byte)(i % 256 + 100);
}
stream.UpdateContents(data);
// Check now
Assert.AreEqual(4, fs.GetFreeBlock());
bat = fs.GetBATBlockAndIndex(0).Block;
Assert.AreEqual(POIFSConstants.FAT_SECTOR_BLOCK, bat.GetValueAt(0));
Assert.AreEqual(POIFSConstants.END_OF_CHAIN, bat.GetValueAt(1));
Assert.AreEqual(3, bat.GetValueAt(2));
Assert.AreEqual(POIFSConstants.END_OF_CHAIN, bat.GetValueAt(3));
Assert.AreEqual(POIFSConstants.UNUSED_BLOCK, bat.GetValueAt(4));
IEnumerator<ByteBuffer> it = stream.GetBlockIterator();
Assert.AreEqual(true, it.MoveNext());
ByteBuffer b = it.Current;
byte[] read = new byte[512];
//b.get(read);
// Array.Copy(b, 0, read, 0, b.Length);
b.Read(read);
for (int i = 0; i < read.Length; i++)
{
//Assert.AreEqual("Wrong value at " + i, data[i], read[i]);
Assert.AreEqual(data[i], read[i], "Wrong value at " + i);
}
Assert.AreEqual(true, it.MoveNext());
b = it.Current;
read = new byte[512];
//b.get(read);
//Array.Copy(b, 0, read, 0, b.Length);
b.Read(read);
for (int i = 0; i < 20; i++)
{
Assert.AreEqual(data[i + 512], read[i]);
}
for (int i = 20; i < read.Length; i++)
{
Assert.AreEqual(0, read[i]);
}
Assert.AreEqual(false, it.MoveNext());
}
public void TestReadWriteNewStream()
{
NPOIFSFileSystem fs = new NPOIFSFileSystem();
NPOIFSStream stream = new NPOIFSStream(fs);
// Check our filesystem has a BAT and the Properties
Assert.AreEqual(2, fs.GetFreeBlock());
BATBlock bat = fs.GetBATBlockAndIndex(0).Block;
Assert.AreEqual(POIFSConstants.FAT_SECTOR_BLOCK, bat.GetValueAt(0));
Assert.AreEqual(POIFSConstants.END_OF_CHAIN, bat.GetValueAt(1));
Assert.AreEqual(POIFSConstants.UNUSED_BLOCK, bat.GetValueAt(2));
// Check the stream as-is
Assert.AreEqual(POIFSConstants.END_OF_CHAIN, stream.GetStartBlock());
try
{
stream.GetBlockIterator();
Assert.Fail("Shouldn't be able to get an iterator before writing");
}
catch (Exception) { }
// Write in two blocks
byte[] data = new byte[512 + 20];
for (int i = 0; i < 512; i++)
{
data[i] = (byte)(i % 256);
}
for (int i = 512; i < data.Length; i++)
{
data[i] = (byte)(i % 256 + 100);
}
stream.UpdateContents(data);
// Check now
Assert.AreEqual(4, fs.GetFreeBlock());
bat = fs.GetBATBlockAndIndex(0).Block;
Assert.AreEqual(POIFSConstants.FAT_SECTOR_BLOCK, bat.GetValueAt(0));
Assert.AreEqual(POIFSConstants.END_OF_CHAIN, bat.GetValueAt(1));
Assert.AreEqual(3, bat.GetValueAt(2));
Assert.AreEqual(POIFSConstants.END_OF_CHAIN, bat.GetValueAt(3));
Assert.AreEqual(POIFSConstants.UNUSED_BLOCK, bat.GetValueAt(4));
IEnumerator <ByteBuffer> it = stream.GetBlockIterator();
Assert.AreEqual(true, it.MoveNext());
ByteBuffer b = it.Current;
byte[] read = new byte[512];
//b.get(read);
// Array.Copy(b, 0, read, 0, b.Length);
b.Read(read);
for (int i = 0; i < read.Length; i++)
{
//Assert.AreEqual("Wrong value at " + i, data[i], read[i]);
Assert.AreEqual(data[i], read[i], "Wrong value at " + i);
}
Assert.AreEqual(true, it.MoveNext());
b = it.Current;
read = new byte[512];
//b.get(read);
//Array.Copy(b, 0, read, 0, b.Length);
b.Read(read);
for (int i = 0; i < 20; i++)
{
Assert.AreEqual(data[i + 512], read[i]);
}
for (int i = 20; i < read.Length; i++)
{
Assert.AreEqual(0, read[i]);
}
Assert.AreEqual(false, it.MoveNext());
fs.Close();
}
