/// <summary>
/// Creates a new <see cref="Scope"/> for the specified <paramref name="state"/> with the provided
/// <paramref name="name"/> and <paramref name="value"/> and pushes it on the stack of scopes.
/// </summary>
/// <param name="state">The <see cref="ODataParameterReaderState"/> to use for the new scope.</param>
/// <param name="name">The parameter name to attach with the state in the new scope.</param>
/// <param name="value">The parameter value to attach with the state in the new scope.</param>
protected internal void EnterScope(ODataParameterReaderState state, string name, object value)
{
if (state == ODataParameterReaderState.Value)
{
if (value != null && !EdmLibraryExtensions.IsPrimitiveType(value.GetType()) && !(value is ODataEnumValue))
{
throw new ODataException(Strings.General_InternalError(InternalErrorCodes.ODataParameterReaderCore_ValueMustBePrimitiveOrNull));
}
}
Debug.Assert(this.scopes.Count == 0 || this.State != ODataParameterReaderState.Exception || state == ODataParameterReaderState.Exception, "If the reader is already in Exception state, we shouldn't call EnterScope() except for another Exception.");
// We only need to enter the exception state once.
if (this.scopes.Count == 0 || this.State != ODataParameterReaderState.Exception)
{
Debug.Assert(
state == ODataParameterReaderState.Exception ||
state == ODataParameterReaderState.Start && this.scopes.Count == 0 ||
state == ODataParameterReaderState.Completed && this.scopes.Count == 0 ||
this.scopes.Count == 1 && this.scopes.Peek().State == ODataParameterReaderState.Start,
"Unexpected state in the scopes stack.");
// Make sure there aren't any missing parameter in the payload.
if (state == ODataParameterReaderState.Completed)
{
List <string> missingParameters = new List <string>();
// Note that the binding parameter will be specified on the Uri rather than the payload, skip the binding parameter.
foreach (IEdmOperationParameter parameter in this.Operation.Parameters.Skip(this.Operation.IsBound ? 1 : 0))
{
// only check the non-optional parameter
if (!(parameter is IEdmOptionalParameter))
{
if (!this.parametersRead.Contains(parameter.Name) && !this.inputContext.EdmTypeResolver.GetParameterType(parameter).IsNullable)
{
missingParameters.Add(parameter.Name);
}
}
}
if (missingParameters.Count > 0)
{
this.scopes.Push(new Scope(ODataParameterReaderState.Exception, null, null));
throw new ODataException(Strings.ODataParameterReaderCore_ParametersMissingInPayload(this.Operation.Name, string.Join(",", missingParameters.ToArray())));
}
}
else if (name != null)
{
// Record the parameter names we read and check for duplicates.
if (this.parametersRead.Contains(name))
{
throw new ODataException(Strings.ODataParameterReaderCore_DuplicateParametersInPayload(name));
}
this.parametersRead.Add(name);
}
this.scopes.Push(new Scope(state, name, value));
}
}
/// <summary>
/// Writes the json value (primitive, IDictionary or IEnumerable) to the underlying json writer.
/// </summary>
/// <param name="jsonWriter">The <see cref="JsonWriter"/> to write to.</param>
/// <param name="propertyValue">value to write.</param>
private static void WriteJsonValue(this IJsonWriter jsonWriter, object propertyValue)
{
if (propertyValue == null)
{
jsonWriter.WriteValue((string)null);
}
else if (EdmLibraryExtensions.IsPrimitiveType(propertyValue.GetType()))
{
jsonWriter.WritePrimitiveValue(propertyValue);
}
else
{
IDictionary <string, object> objectValue = propertyValue as IDictionary <string, object>;
if (objectValue != null)
{
jsonWriter.WriteJsonObjectValue(objectValue, null /*typeName */);
}
else
{
IEnumerable arrayValue = propertyValue as IEnumerable;
Debug.Assert(arrayValue != null, "arrayValue != null");
jsonWriter.WriteJsonArrayValue(arrayValue);
}
}
}
/// <summary>
/// Asynchronously writes the json value (primitive, IDictionary or IEnumerable) to the underlying json writer.
/// </summary>
/// <param name="jsonWriter">The <see cref="JsonWriter"/> to write to.</param>
/// <param name="propertyValue">value to write.</param>
/// <returns>A task that represents the asynchronous write operation.</returns>
private static async Task WriteJsonValueAsync(this IJsonWriterAsync jsonWriter, object propertyValue)
{
if (propertyValue == null)
{
await jsonWriter.WriteValueAsync((string)null).ConfigureAwait(false);
}
else if (EdmLibraryExtensions.IsPrimitiveType(propertyValue.GetType()))
{
await jsonWriter.WritePrimitiveValueAsync(propertyValue).ConfigureAwait(false);
}
else
{
IDictionary <string, object> objectValue = propertyValue as IDictionary <string, object>;
if (objectValue != null)
{
await jsonWriter.WriteJsonObjectValueAsync(objectValue, null /*typeName */).ConfigureAwait(false);
}
else
{
IEnumerable arrayValue = propertyValue as IEnumerable;
Debug.Assert(arrayValue != null, "arrayValue != null");
await jsonWriter.WriteJsonArrayValueAsync(arrayValue).ConfigureAwait(false);
}
}
}
/// <summary>
/// Writes the ODataValue (primitive, collection or resource value) to the underlying json writer.
/// </summary>
/// <param name="jsonWriter">The <see cref="JsonWriter"/> to write to.</param>
/// <param name="odataValue">value to write.</param>
internal static void WriteODataValue(this IJsonWriter jsonWriter, ODataValue odataValue)
{
if (odataValue == null || odataValue is ODataNullValue)
{
jsonWriter.WriteValue((string)null);
return;
}
object objectValue = odataValue.FromODataValue();
if (EdmLibraryExtensions.IsPrimitiveType(objectValue.GetType()))
{
jsonWriter.WritePrimitiveValue(objectValue);
return;
}
ODataResourceValue resourceValue = odataValue as ODataResourceValue;
if (resourceValue != null)
{
jsonWriter.StartObjectScope();
foreach (ODataProperty property in resourceValue.Properties)
{
jsonWriter.WriteName(property.Name);
jsonWriter.WriteODataValue(property.ODataValue);
}
jsonWriter.EndObjectScope();
return;
}
ODataCollectionValue collectionValue = odataValue as ODataCollectionValue;
if (collectionValue != null)
{
jsonWriter.StartArrayScope();
foreach (object item in collectionValue.Items)
{
// Will not be able to accurately serialize complex objects unless they are ODataValues.
ODataValue collectionItem = item as ODataValue;
if (item != null)
{
jsonWriter.WriteODataValue(collectionItem);
}
else
{
throw new ODataException(ODataErrorStrings.ODataJsonWriter_UnsupportedValueInCollection);
}
}
jsonWriter.EndArrayScope();
return;
}
throw new ODataException(
ODataErrorStrings.ODataJsonWriter_UnsupportedValueType(odataValue.GetType().FullName));
}
private IEdmTypeReference VerifyCanWriteValueParameter(bool synchronousCall, string parameterName, object parameterValue)
{
IEdmTypeReference typeReference = this.VerifyCanWriteParameterAndGetTypeReference(synchronousCall, parameterName);
if (((typeReference != null) && !typeReference.IsODataPrimitiveTypeKind()) && !typeReference.IsODataComplexTypeKind())
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataParameterWriterCore_CannotWriteValueOnNonValueTypeKind(parameterName, typeReference.TypeKind()));
}
if (((parameterValue != null) && (!EdmLibraryExtensions.IsPrimitiveType(parameterValue.GetType()) || (parameterValue is Stream))) && !(parameterValue is ODataComplexValue))
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataParameterWriterCore_CannotWriteValueOnNonSupportedValueType(parameterName, parameterValue.GetType()));
}
return(typeReference);
}
/// <summary>
/// Creates a new primitive value from the given CLR value.
/// </summary>
/// <param name="value">The primitive to wrap.</param>
/// <remarks>The primitive value should not be an instance of ODataValue.</remarks>
public ODataPrimitiveValue(object value)
{
if (value == null)
{
throw new ArgumentNullException(Strings.ODataPrimitiveValue_CannotCreateODataPrimitiveValueFromNull, (Exception)null);
}
if (!EdmLibraryExtensions.IsPrimitiveType(value.GetType()))
{
throw new ODataException(Strings.ODataPrimitiveValue_CannotCreateODataPrimitiveValueFromUnsupportedValueType(value.GetType()));
}
this.Value = value;
}
/// <summary>
/// Verify that calling WriteValue is valid.
/// </summary>
/// <param name="synchronousCall">true if the call is to be synchronous; false otherwise.</param>
/// <param name="parameterName">The name of the parameter to be written.</param>
/// <param name="parameterValue">The value of the parameter to write.</param>
/// <returns>The type reference of the parameter; null if no operation import was specified to the writer.</returns>
private IEdmTypeReference VerifyCanWriteValueParameter(bool synchronousCall, string parameterName, object parameterValue)
{
Debug.Assert(!string.IsNullOrEmpty(parameterName), "!string.IsNullOrEmpty(parameterName)");
IEdmTypeReference parameterTypeReference = this.VerifyCanWriteParameterAndGetTypeReference(synchronousCall, parameterName);
if (parameterTypeReference != null && !parameterTypeReference.IsODataPrimitiveTypeKind() && !parameterTypeReference.IsODataComplexTypeKind() && !parameterTypeReference.IsODataEnumTypeKind())
{
throw new ODataException(Strings.ODataParameterWriterCore_CannotWriteValueOnNonValueTypeKind(parameterName, parameterTypeReference.TypeKind()));
}
if (parameterValue != null && (!EdmLibraryExtensions.IsPrimitiveType(parameterValue.GetType()) || parameterValue is Stream) && !(parameterValue is ODataComplexValue) && !(parameterValue is ODataEnumValue))
{
throw new ODataException(Strings.ODataParameterWriterCore_CannotWriteValueOnNonSupportedValueType(parameterName, parameterValue.GetType()));
}
return(parameterTypeReference);
}
/// <summary>
/// Creates a new <see cref="Scope"/> for the specified <paramref name="state"/> with the provided
/// <paramref name="name"/> and <paramref name="value"/> and pushes it on the stack of scopes.
/// </summary>
/// <param name="state">The <see cref="ODataParameterReaderState"/> to use for the new scope.</param>
/// <param name="name">The paramter name to attach with the state in the new scope.</param>
/// <param name="value">The paramter value to attach with the state in the new scope.</param>
protected void EnterScope(ODataParameterReaderState state, string name, object value)
{
if (state == ODataParameterReaderState.Value)
{
if (value != null && !(value is ODataComplexValue) && !EdmLibraryExtensions.IsPrimitiveType(value.GetType()))
{
throw new ODataException(Strings.General_InternalError(InternalErrorCodes.ODataParameterReaderCore_ValueMustBePrimitiveOrComplexOrNull));
}
}
Debug.Assert(this.scopes.Count == 0 || this.State != ODataParameterReaderState.Exception || state == ODataParameterReaderState.Exception, "If the reader is already in Exception state, we shouldn't call EnterScope() except for another Exception.");
// We only need to enter the exception state once.
if (this.scopes.Count == 0 || this.State != ODataParameterReaderState.Exception)
{
Debug.Assert(
state == ODataParameterReaderState.Exception ||
state == ODataParameterReaderState.Start && this.scopes.Count == 0 ||
state == ODataParameterReaderState.Completed && this.scopes.Count == 0 ||
this.scopes.Count == 1 && this.scopes.Peek().State == ODataParameterReaderState.Start,
"Unexpected state in the scopes stack.");
// Make sure there aren't any missing parameter in the payload.
if (state == ODataParameterReaderState.Completed)
{
List <string> missingParameters = new List <string>();
// Note that the binding parameter will be specified on the Uri rather than the payload, skip the binding parameter.
foreach (IEdmFunctionParameter parameter in this.FunctionImport.Parameters.Skip(this.FunctionImport.IsBindable ? 1 : 0))
{
if (!this.parametersRead.Contains(parameter.Name) && !parameter.Type.IsNullable)
{
missingParameters.Add(parameter.Name);
}
}
if (missingParameters.Count > 0)
{
this.scopes.Push(new Scope(ODataParameterReaderState.Exception, null, null));
throw new ODataException(Strings.ODataParameterReaderCore_ParametersMissingInPayload(this.FunctionImport.Name, string.Join(",", missingParameters.ToArray())));
}
}
this.scopes.Push(new Scope(state, name, value));
}
}
public Scope(ODataCollectionReaderState state, object item, bool isCollectionElementEmpty)
{
Debug.Assert(
state == ODataCollectionReaderState.Start && item == null ||
state == ODataCollectionReaderState.CollectionStart && item is ODataCollectionStart ||
state == ODataCollectionReaderState.Value && (item == null || EdmLibraryExtensions.IsPrimitiveType(item.GetType()) || item is ODataEnumValue) ||
state == ODataCollectionReaderState.CollectionEnd && item is ODataCollectionStart ||
state == ODataCollectionReaderState.Exception && item == null ||
state == ODataCollectionReaderState.Completed && item == null,
"Reader state and associated item do not match.");
this.state = state;
this.item = item;
this.isCollectionElementEmpty = isCollectionElementEmpty;
if (this.isCollectionElementEmpty)
{
Debug.Assert(state == ODataCollectionReaderState.CollectionStart, "Expected state to be CollectionStart.");
}
}
private static void WriteJsonValue(this JsonWriter jsonWriter, object propertyValue, ODataVersion odataVersion)
{
if (propertyValue == null)
{
jsonWriter.WriteValue((string)null);
}
else if (EdmLibraryExtensions.IsPrimitiveType(propertyValue.GetType()))
{
jsonWriter.WritePrimitiveValue(propertyValue, odataVersion);
}
else
{
IDictionary <string, object> jsonObjectValue = propertyValue as IDictionary <string, object>;
if (jsonObjectValue != null)
{
jsonWriter.WriteJsonObjectValue(jsonObjectValue, null, odataVersion);
}
else
{
IEnumerable arrayValue = propertyValue as IEnumerable;
jsonWriter.WriteJsonArrayValue(arrayValue, odataVersion);
}
}
}
public void IsPrimitiveTypeForUnsupportedTypesShouldBeFalse(Type type)
{
bool result = EdmLibraryExtensions.IsPrimitiveType(type);
result.Should().BeFalse();
}
/// <summary>
/// Constructor creating a new reader scope.
/// </summary>
/// <param name="state">The reader state of this scope.</param>
/// <param name="name">The parameter name attached to this scope.</param>
/// <param name="value">The parameter value attached to this scope.</param>
public Scope(ODataParameterReaderState state, string name, object value)
{
Debug.Assert(
state == ODataParameterReaderState.Start && name == null && value == null ||
state == ODataParameterReaderState.Value && !string.IsNullOrEmpty(name) && (value == null || value is ODataEnumValue || value is ODataComplexValue || EdmLibraryExtensions.IsPrimitiveType(value.GetType())) ||
#if SUPPORT_ENTITY_PARAMETER
state == ODataParameterReaderState.Entry && !string.IsNullOrEmpty(name) && value == null ||
state == ODataParameterReaderState.Feed && !string.IsNullOrEmpty(name) && value == null ||
#endif
state == ODataParameterReaderState.Collection && !string.IsNullOrEmpty(name) && value == null ||
state == ODataParameterReaderState.Exception && name == null && value == null ||
state == ODataParameterReaderState.Completed && name == null && value == null,
"Reader state and associated item do not match.");
this.state = state;
this.name = name;
this.value = value;
}
public void IsPrimitiveTypeForSupportedTypesShouldBeTrue(Type type)
{
bool result = EdmLibraryExtensions.IsPrimitiveType(type);
Assert.True(result);
}
protected void EnterScope(ODataParameterReaderState state, string name, object value)
{
if (((state == ODataParameterReaderState.Value) && (value != null)) && (!(value is ODataComplexValue) && !EdmLibraryExtensions.IsPrimitiveType(value.GetType())))
{
throw new ODataException(Microsoft.Data.OData.Strings.General_InternalError(InternalErrorCodes.ODataParameterReaderCore_ValueMustBePrimitiveOrComplexOrNull));
}
if ((this.scopes.Count == 0) || (this.State != ODataParameterReaderState.Exception))
{
if (state == ODataParameterReaderState.Completed)
{
List <string> list = new List <string>();
foreach (IEdmFunctionParameter parameter in this.FunctionImport.Parameters.Skip <IEdmFunctionParameter>(this.FunctionImport.IsBindable ? 1 : 0))
{
if (!this.parametersRead.Contains(parameter.Name))
{
list.Add(parameter.Name);
}
}
if (list.Count > 0)
{
this.scopes.Push(new Scope(ODataParameterReaderState.Exception, null, null));
throw new ODataException(Microsoft.Data.OData.Strings.ODataParameterReaderCore_ParametersMissingInPayload(this.FunctionImport.Name, string.Join(",", list.ToArray())));
}
}
this.scopes.Push(new Scope(state, name, value));
}
}
