public BinarySdbSchemaDatas(FileFormatVersions fileFormat)
{
Debug.Assert(fileFormat.Any());
SdbDataHead = new SdbDataHead();
_fileFormat = fileFormat;
var name = $"DocumentFormat.OpenXml.GeneratedCode.{fileFormat}.constraints";
#if DEBUG
var names = typeof(ValidationResources).GetTypeInfo().Assembly.GetManifestResourceNames();
#endif
using (var schema = typeof(ValidationResources).GetTypeInfo().Assembly.GetManifestResourceStream(name))
{
if (schema == null)
{
var message = string.Format(System.Globalization.CultureInfo.CurrentUICulture,
ExceptionMessages.FileFormatNotSupported,
fileFormat);
throw new ArgumentOutOfRangeException(nameof(fileFormat), message);
}
Load(schema);
}
}
/// <summary>
/// Load the schema constraint data from the stream.
/// </summary>
/// <param name="dataStream">The data stream.</param>
internal void Load(Stream dataStream)
{
Debug.Assert(dataStream != null);
Debug.Assert(dataStream.CanRead);
Debug.Assert(dataStream.CanSeek);
Debug.Assert(dataStream.Length > SdbDataHead.HeadSize);
byte[] headBytes = new byte[SdbDataHead.HeadSize];
dataStream.Read(headBytes, 0, SdbDataHead.HeadSize);
SdbDataHead.LoadFromBytes(headBytes, 0);
#if DEBUG
CheckDataHead((int)dataStream.Length);
#endif
byte[] dataBytes;
int count;
// class ID map
count = SdbDataHead.ClassIdsCount * SdbClassIdToSchemaTypeIndex.TypeSize;
dataBytes = new byte[count];
dataStream.Read(dataBytes, 0, count);
SdbClassIdMap = new SdbDataArray <SdbClassIdToSchemaTypeIndex>(dataBytes, SdbDataHead.ClassIdsCount);
// schema types
count = SdbDataHead.SchemaTypeCount * SdbSchemaType.TypeSize;
dataBytes = new byte[count];
dataStream.Read(dataBytes, 0, count);
SdbSchemaTypes = new SdbDataArray <SdbSchemaType>(dataBytes, SdbDataHead.SchemaTypeCount);
// particle constraints
count = SdbDataHead.ParticleCount * SdbParticleConstraint.TypeSize;
dataBytes = new byte[count];
dataStream.Read(dataBytes, 0, count);
SdbParticles = new SdbDataArray <SdbParticleConstraint>(dataBytes, SdbDataHead.ParticleCount);
// particle children index
count = SdbDataHead.ParticleChildrenIndexCount * SdbParticleChildrenIndex.TypeSize;
dataBytes = new byte[count];
dataStream.Read(dataBytes, 0, count);
SdbParticleIndexs = new SdbDataArray <SdbParticleChildrenIndex>(dataBytes, SdbDataHead.ParticleChildrenIndexCount);
// attribute constraints
count = SdbDataHead.AttributeCount * SdbAttributeConstraint.TypeSize;
dataBytes = new byte[count];
dataStream.Read(dataBytes, 0, count);
SdbAttributes = new SdbDataArray <SdbAttributeConstraint>(dataBytes, SdbDataHead.AttributeCount);
// simple type constraints
dataStream.Seek(SdbDataHead.SimpleTypeDataOffset, SeekOrigin.Begin);
SimpleTypeRestrictions = Restrictions.SimpleTypeRestrictions.Deserialize(dataStream, _fileFormat);
#if DEBUG
Assert(SdbDataHead.SimpleTypeCount == SimpleTypeRestrictions.SimpleTypeCount);
CheckData();
#endif
}
public void SdbDataHeadTest()
{
const FileFormatVersions FileFormat = FileFormatVersions.Office2010;
var classIds = new SdbClassIdToSchemaTypeIndex[5];
var schemaTypes = new SdbSchemaType[8];
var particleConstraints = new SdbParticleConstraint[2];
var particleChildrenIndexes = new SdbParticleChildrenIndex[11];
var attributes = new SdbAttributeConstraint[4];
var instance = new SdbDataHead(
FileFormat,
classIds,
schemaTypes,
particleConstraints,
particleChildrenIndexes,
attributes);
Assert.Equal(FileFormat, instance.FileFormat);
Assert.Equal(SdbSpan.Create(instance.ClassIds.Offset, classIds), instance.ClassIds);
Assert.Equal(instance.ClassIds.End, instance.SchemaType.Offset);
Assert.Equal(SdbSpan.Create(instance.SchemaType.Offset, schemaTypes), instance.SchemaType);
Assert.Equal(instance.SchemaType.End, instance.Particles.Offset);
Assert.Equal(SdbSpan.Create(instance.Particles.Offset, particleConstraints), instance.Particles);
Assert.Equal(instance.Particles.End, instance.ParticleChildren.Offset);
Assert.Equal(SdbSpan.Create(instance.ParticleChildren.Offset, particleChildrenIndexes), instance.ParticleChildren);
Assert.Equal(instance.ParticleChildren.End, instance.Attributes.Offset);
Assert.Equal(SdbSpan.Create(instance.Attributes.Offset, attributes), instance.Attributes);
Assert.Equal(instance.Attributes.End, instance.End);
var expected = new byte[]
{
0xB7, 0x55, 0xDD, 0x06, 0x4D, 0xEF, 0xEE, 0x46, 0xA6, 0x18, 0x04, 0x2A, 0xF4,
0xC3, 0x90, 0x4E, 0x02, 0x00, 0x00, 0x00, 0x50, 0x00, 0x00, 0x00, 0x05, 0x00,
0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00,
0x00, 0x08, 0x00, 0x00, 0x00, 0xA4, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
0x0D, 0x00, 0x00, 0x00, 0xBE, 0x00, 0x00, 0x00, 0x0B, 0x00, 0x00, 0x00, 0x02,
0x00, 0x00, 0x00, 0xD4, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04, 0x00,
0x00, 0x00,
};
var bytes = VerifyBytes(instance, expected);
var deserialized = Assert.Single(Deserialize <SdbDataHead>(bytes));
Assert.Equal(instance, deserialized);
}
public void SerializeSdbData(Stream stream)
{
var head = new SdbDataHead(
_fileFormat,
ClassIdMap,
SchemaTypes,
Particles,
ParticleIndexes,
Attributes);
head.Validate();
void ValidatePosition(int position)
{
if (position != stream.Position)
{
throw new InvalidDataException();
}
}
ValidatePosition(0);
SdbData.Serialize(head, stream);
ValidatePosition(head.ClassIds.Offset);
SdbData.Serialize(ClassIdMap, stream);
ValidatePosition(head.SchemaType.Offset);
SdbData.Serialize(SchemaTypes, stream);
ValidatePosition(head.Particles.Offset);
SdbData.Serialize(Particles, stream);
ValidatePosition(head.ParticleChildren.Offset);
SdbData.Serialize(ParticleIndexes, stream);
ValidatePosition(head.Attributes.Offset);
SdbData.Serialize(Attributes, stream);
}
