/// <summary>
/// Create a new ODataUri. This contains the semantic meaning of the
/// entire uri.
/// </summary>
/// <param name="parameterAliasValueAccessor">The ParameterAliasValueAccessor.</param>
/// <param name="path">The top level path for this uri.</param>
/// <param name="customQueryOptions">Any custom query options for this uri. Can be null.</param>
/// <param name="selectAndExpand">Any $select or $expand option for this uri. Can be null.</param>
/// <param name="filter">Any $filter option for this uri. Can be null.</param>
/// <param name="orderby">Any $orderby option for this uri. Can be null</param>
/// <param name="search">Any $search option for this uri. Can be null</param>
/// <param name="apply">Any $apply option for this uri. Can be null</param>
/// <param name="skip">Any $skip option for this uri. Can be null.</param>
/// <param name="top">Any $top option for this uri. Can be null.</param>
/// <param name="queryCount">Any query $count option for this uri. Can be null.</param>
internal ODataUri(
ParameterAliasValueAccessor parameterAliasValueAccessor,
ODataPath path,
IEnumerable<QueryNode> customQueryOptions,
SelectExpandClause selectAndExpand,
FilterClause filter,
OrderByClause orderby,
SearchClause search,
ApplyClause apply,
long? skip,
long? top,
bool? queryCount)
{
this.ParameterAliasValueAccessor = parameterAliasValueAccessor;
this.Path = path;
this.CustomQueryOptions = new ReadOnlyCollection<QueryNode>(customQueryOptions.ToList());
this.SelectAndExpand = selectAndExpand;
this.Filter = filter;
this.OrderBy = orderby;
this.Search = search;
this.Apply = apply;
this.Skip = skip;
this.Top = top;
this.QueryCount = queryCount;
}
public void FunctionParameterParserShouldHandleTheResolvedAliasBeingNull()
{
Dictionary<string, string> aliasValues = new Dictionary<string, string>()
{
{ "@a", "null" }
};
ParameterAliasValueAccessor paramAliasAccessor = new ParameterAliasValueAccessor(aliasValues);
ICollection<OperationSegmentParameter> parsedParameters;
TryParseFunctionParameters("CanMoveToAddress", "address=@a", paramAliasAccessor, out parsedParameters).Should().BeTrue();
parsedParameters.Should().HaveCount(1);
parsedParameters.Single().ShouldHaveValueType<ParameterAliasNode>("address").And.Alias.Should().Be("@a");
// verify alias value:
paramAliasAccessor.ParameterAliasValueNodesCached["@a"].As<ConstantNode>().Value.Should().Be(null);
}
public void FunctionParameterParserShouldResolveAliasesInPathIfParameterAliasAccessorProvided()
{
Dictionary<string, string> aliasValues = new Dictionary<string, string>()
{
{ "@a", "true" }
};
ParameterAliasValueAccessor paramAliasAccessor = new ParameterAliasValueAccessor(aliasValues);
ICollection<OperationSegmentParameter> parsedParameters;
TryParseOperationParameters("HasDog", "inOffice=@a", paramAliasAccessor, HardCodedTestModel.GetHasDogOverloadForPeopleWithTwoParameters(), out parsedParameters).Should().BeTrue();
parsedParameters.Should().HaveCount(1);
parsedParameters.Single().Name.Should().Be("inOffice");
parsedParameters.Single().Value.As<ConvertNode>().Source.As<ParameterAliasNode>().Alias.Should().Be("@a");
// verify alias value node:
paramAliasAccessor.ParameterAliasValueNodesCached["@a"].ShouldBeConstantQueryNode(true);
}
public void FunctionParameterParserShouldResolveAliasesInFilterOrderby()
{
Dictionary<string, string> aliasValues = new Dictionary<string, string>()
{
{ "@a", "null" }
};
ParameterAliasValueAccessor paramAliasAccessor = new ParameterAliasValueAccessor(aliasValues);
ExpressionLexer lexer = new ExpressionLexer("address=@a)", true, false, true);
ICollection<NamedFunctionParameterNode> parameterTokens;
TryParseFunctionParameters(lexer, paramAliasAccessor, out parameterTokens).Should().BeTrue();
parameterTokens.Should().HaveCount(1);
parameterTokens.Single().ShouldHaveParameterAliasNode("address", "@a");
// verify alias value node:
paramAliasAccessor.ParameterAliasValueNodesCached["@a"].ShouldBeConstantQueryNode((object)null);
}
private static bool TryParseFunctionParameters(ExpressionLexer lexer, ParameterAliasValueAccessor paramAliasAccessor, out ICollection<NamedFunctionParameterNode> parsedParameterNodes)
{
UriQueryExpressionParser parser = new UriQueryExpressionParser(345, lexer);
ICollection<FunctionParameterToken> splitParameters;
parsedParameterNodes = null;
if (parser.TrySplitFunctionParameters(out splitParameters))
{
var parsedParameters = FunctionCallBinder.BindSegmentParameters(new ODataUriParserConfiguration(HardCodedTestModel.TestModel) { ParameterAliasValueAccessor = paramAliasAccessor }, HardCodedTestModel.GetFunctionImportIsAddressGood().Function, splitParameters);
parsedParameterNodes = parsedParameters.Select(s => new NamedFunctionParameterNode(s.Name, s.Value as QueryNode)).ToList();
return true;
}
return false;
}
private static bool TryParseFunctionParameters(string functionName, string parenthesisExpression, ParameterAliasValueAccessor paramAliasAccessor, IEdmOperationImport operationImport, out ICollection<OperationSegmentParameter> parsedSegementParameters)
{
return TryParseOperationParameters(functionName, parenthesisExpression, paramAliasAccessor, operationImport.Operation, out parsedSegementParameters);
}
private static bool TryParseOperationParameters(string functionName, string parenthesisExpression, ParameterAliasValueAccessor paramAliasAccessor, IEdmOperation operation, out ICollection<OperationSegmentParameter> parsedSegementParameters)
{
ICollection<FunctionParameterToken> splitParameters;
parsedSegementParameters = null;
ODataUriParserConfiguration configuration = new ODataUriParserConfiguration(HardCodedTestModel.TestModel) { ParameterAliasValueAccessor = paramAliasAccessor };
if (FunctionParameterParser.TrySplitOperationParameters(parenthesisExpression, configuration, out splitParameters))
{
parsedSegementParameters = FunctionCallBinder.BindSegmentParameters(configuration, operation, splitParameters);
return true;
}
return false;
}
private static bool TryParsOperationParameters(string functionName, string parenthesisExpression, ParameterAliasValueAccessor paramAliasAccessor, out ICollection<OperationSegmentParameter> parsedParameters)
{
return TryParseOperationParameters(functionName, parenthesisExpression, paramAliasAccessor, HardCodedTestModel.GetFunctionForCanMoveToAddress(), out parsedParameters);
}
/// <summary>
/// Initialize a UriParser. We have to initialize UriParser seperately for parsing path, because we may set BatchReferenceCallback before ParsePath.
/// </summary>
private void Initialize()
{
if (this.odataPath != null)
{
return;
}
// When parse path failed first time, the alias node would be not null, but already removed from query options, so do not set it in this case.
if (this.ParameterAliasValueAccessor == null)
{
this.ParameterAliasValueAccessor = new ParameterAliasValueAccessor(queryOptions.GetParameterAliases());
}
this.odataPath = this.ParsePathImplementation();
ODataPathSegment lastSegment = this.odataPath.LastSegment;
ODataPathSegment previous = null;
var segs = odataPath.GetEnumerator();
int count = 0;
while (++count < odataPath.Count && segs.MoveNext())
{
}
previous = segs.Current;
if (lastSegment != null)
{
// use previous segment if the last one is Key or Count Segment
if (lastSegment is KeySegment || lastSegment is CountSegment)
{
lastSegment = previous;
}
this.targetNavigationSource = lastSegment.TargetEdmNavigationSource;
this.targetEdmType = lastSegment.TargetEdmType;
if (this.targetEdmType != null)
{
IEdmCollectionType collectionType = this.targetEdmType as IEdmCollectionType;
if (collectionType != null)
{
this.targetEdmType = collectionType.ElementType.Definition;
}
}
}
InitQueryOptionDic();
this.queryOptionParser = new ODataQueryOptionParser(this.Model, this.targetEdmType, this.targetNavigationSource, queryOptionDic)
{
Configuration = this.configuration
};
}
