/// <summary>Gets a value of a declared property for a resource.</summary>
/// <param name="target">The target resource to get a value of the property from.</param>
/// <param name="resourceProperty">The name of the property to get.</param>
/// <returns>The value of the property.</returns>
/// <remarks>The returned value's type should match the type declared in the resource's resource type.</remarks>
public object GetPropertyValue(object target, ResourceProperty resourceProperty)
{
DSPResource entity = target as DSPResource;
if (entity != null)
{
return(entity.GetValue(resourceProperty.Name));
}
else
{
throw new NotSupportedException("Unrecognized resource type.");
}
}
/// <summary>Returns a resource type for the specified resource.</summary>
/// <param name="target">The target resource for which to determine its type.</param>
/// <returns>The <see cref="ResourceType"/> of the specified resource.</returns>
/// <remarks>The method should throw if the resource is not recognized. If it returns null the data service will throw instead.</remarks>
public ResourceType GetResourceType(object target)
{
DSPResource entity = target as DSPResource;
if (entity != null)
{
return(entity.ResourceType);
}
else
{
throw new NotSupportedException("Unrecognized resource type.");
}
}
private static void LoadAnswerFileDataSource(AnswerFileDataSource answerFileDataSource)
{
Debug.Assert(s_readerWriterLock.IsWriteLockHeld);
Stream answerFileStream = null;
try
{
answerFileStream = new FileStream(answerFileDataSource.AnswerFilePath, FileMode.Open, FileAccess.Read);
AnswerCollection answerSet = new AnswerCollection();
answerSet.ReadXml(answerFileStream);
ResourceSet resourceSet = s_metadata.ResourceSets.Single(rs => rs.Name == answerFileDataSource.ResourceId);
ResourceType resourceType = resourceSet.ResourceType;
List <Answer> answers = new List <Answer>(resourceType.Properties.Count);
int repeatCount = 0;
Answer answer;
foreach (var property in resourceType.Properties)
{
if (((property.Kind & ResourcePropertyKind.Key) != ResourcePropertyKind.Key) &&
answerSet.TryGetAnswer(answerFileDataSource.PropertyNameToSourceNameMap[property.Name], out answer))
{
// Sanity check to be sure the property type the metadata is expecting is the same as the values in the answer file.
Type type;
switch (answer.Type)
{
case ValueType.Text:
case ValueType.MultipleChoice:
type = typeof(string);
break;
case ValueType.Number:
type = typeof(double?);
break;
case ValueType.Date:
type = typeof(DateTime?);
break;
case ValueType.TrueFalse:
type = typeof(bool?);
break;
default:
throw new Exception(string.Format("The value type '{0}' is not supported.", answer.Type.ToString()));
}
if (property.ResourceType.InstanceType != type)
{
throw new Exception(string.Format("The type of the metadata property '{0}' does not match the type of the " +
"corresponding answer '{1}'.", answerFileDataSource.PropertyNameToSourceNameMap[property.Name], answer.Name));
}
repeatCount = Math.Max(repeatCount, answer.GetChildCount());
answers.Add(answer);
}
else
{
answers.Add(null);
}
}
// Populate the data source with data.
IList <DSPResource> resourceList = s_context.GetResourceSetEntities(resourceSet.Name);
resourceList.Clear();
for (int repeatIndex = 0; repeatIndex < repeatCount; repeatIndex++)
{
var resource = new DSPResource(resourceSet.ResourceType, s_readerWriterLock);
for (int propertyIndex = 0; propertyIndex < resourceType.Properties.Count; propertyIndex++)
{
ResourceProperty property = resourceType.Properties[propertyIndex];
object value;
if ((property.Kind & ResourcePropertyKind.Key) == ResourcePropertyKind.Key)
{
value = repeatIndex + 1;
}
else
{
IValue iValue = null;
answer = answers[propertyIndex];
if ((answer != null) && (repeatIndex <= answer.GetChildCount()))
{
iValue = answer.GetValue(repeatIndex);
}
if (property.ResourceType.InstanceType == typeof(string))
{
value = ((iValue != null) && iValue.IsAnswered) ? iValue.ToString(null) : string.Empty;
}
else if (property.ResourceType.InstanceType == typeof(double?))
{
if ((iValue != null) && iValue.IsAnswered)
{
value = iValue.ToDouble(null);
}
else
{
value = null;
}
}
else if (property.ResourceType.InstanceType == typeof(DateTime?))
{
if ((iValue != null) && iValue.IsAnswered)
{
value = iValue.ToDateTime(null);
}
else
{
value = null;
}
}
else
{
Debug.Assert(property.ResourceType.InstanceType == typeof(bool?));
if ((iValue != null) && iValue.IsAnswered)
{
value = iValue.ToBoolean(null);
}
else
{
value = null;
}
}
}
resource.SetValue(property.Name, value);
}
resourceList.Add(resource);
}
}
catch (Exception e)
{
throw new DataServiceException(string.Format("Failed to read the answers for the data source key '{0}' from the answer file '{1}'.",
answerFileDataSource.DataSourceId, answerFileDataSource.DataSourceName), e);
}
finally
{
if (answerFileStream != null)
{
answerFileStream.Close();
}
}
}
private static void LoadAnswerFileDataSource(AnswerFileDataSource answerFileDataSource)
{
Debug.Assert(s_readerWriterLock.IsWriteLockHeld);
Stream answerFileStream = null;
try
{
answerFileStream = new FileStream(answerFileDataSource.AnswerFilePath, FileMode.Open, FileAccess.Read);
AnswerCollection answerSet = new AnswerCollection();
answerSet.ReadXml(answerFileStream);
ResourceSet resourceSet = s_metadata.ResourceSets.Single(rs => rs.Name == answerFileDataSource.ResourceId);
ResourceType resourceType = resourceSet.ResourceType;
List <Answer> answers = new List <Answer>(resourceType.Properties.Count);
int repeatCount = 0;
Answer answer;
foreach (var property in resourceType.Properties)
{
if ((property.Kind & ResourcePropertyKind.Key) != ResourcePropertyKind.Key)
{
ValueType valueType = ValueType.Unknown;
// Infer from the CLR type what the ValueType is of the answer to be fetched.
if (property.ResourceType.InstanceType == typeof(string))
{
valueType = ValueType.Text;
}
else if (property.ResourceType.InstanceType == typeof(double?))
{
valueType = ValueType.Number;
}
else if (property.ResourceType.InstanceType == typeof(DateTime?))
{
valueType = ValueType.Date;
}
else if (property.ResourceType.InstanceType == typeof(bool?))
{
valueType = ValueType.TrueFalse;
}
if (valueType == ValueType.Unknown)
{
throw new Exception(string.Format("The metadata property '{0}' with a CLR type of '{1}' does not correspond to a supported " +
"HotDocs ValueType.", answerFileDataSource.PropertyNameToSourceNameMap[property.Name],
property.ResourceType.InstanceType.FullName));
}
if (answerSet.TryGetAnswer(answerFileDataSource.PropertyNameToSourceNameMap[property.Name], valueType, out answer) ||
((valueType == ValueType.Text) &&
answerSet.TryGetAnswer(answerFileDataSource.PropertyNameToSourceNameMap[property.Name], ValueType.MultipleChoice, out answer)))
{
repeatCount = Math.Max(repeatCount, answer.GetChildCount());
answers.Add(answer);
}
else
{
answers.Add(null);
}
}
}
// Populate the data source with data.
IList <DSPResource> resourceList = s_context.GetResourceSetEntities(resourceSet.Name);
resourceList.Clear();
for (int repeatIndex = 0; repeatIndex < repeatCount; repeatIndex++)
{
var resource = new DSPResource(resourceSet.ResourceType, s_readerWriterLock);
int answerIndex = 0;
for (int propertyIndex = 0; propertyIndex < resourceType.Properties.Count; propertyIndex++)
{
ResourceProperty property = resourceType.Properties[propertyIndex];
object value;
if ((property.Kind & ResourcePropertyKind.Key) == ResourcePropertyKind.Key)
{
value = repeatIndex + 1;
}
else
{
IValue iValue = null;
answer = answers[answerIndex++];
if ((answer != null) && (repeatIndex <= answer.GetChildCount()))
{
iValue = answer.GetValue(repeatIndex);
}
if (property.ResourceType.InstanceType == typeof(string))
{
value = ((iValue != null) && iValue.IsAnswered) ? iValue.ToString(null) : string.Empty;
}
else if (property.ResourceType.InstanceType == typeof(double?))
{
if ((iValue != null) && iValue.IsAnswered)
{
value = iValue.ToDouble(null);
}
else
{
value = null;
}
}
else if (property.ResourceType.InstanceType == typeof(DateTime?))
{
if ((iValue != null) && iValue.IsAnswered)
{
value = iValue.ToDateTime(null);
}
else
{
value = null;
}
}
else
{
Debug.Assert(property.ResourceType.InstanceType == typeof(bool?));
if ((iValue != null) && iValue.IsAnswered)
{
value = iValue.ToBoolean(null);
}
else
{
value = null;
}
}
}
resource.SetValue(property.Name, value);
}
resourceList.Add(resource);
}
}
catch (Exception e)
{
throw new DataServiceException(string.Format("Failed to read the answers for the data source key '{0}' from the answer file '{1}'.",
answerFileDataSource.DataSourceId, answerFileDataSource.DataSourceName), e);
}
finally
{
if (answerFileStream != null)
{
answerFileStream.Close();
}
}
}
