/// <summary> /// Parses the <paramref name="queryUri"/> and returns a new instance of <see cref="QueryDescriptorQueryToken"/> /// describing the query specified by the uri. /// </summary> /// <param name="queryUri">The absolute URI which holds the query to parse. This must be a path relative to the <paramref name="serviceBaseUri"/>.</param> /// <param name="serviceBaseUri">The base URI of the service.</param> /// <param name="maxDepth">The maximum depth of any single query part. Security setting to guard against DoS attacks causing stack overflows and such.</param> /// <returns>A new instance of <see cref="QueryDescriptorQueryToken"/> which represents the query specified in the <paramref name="queryUri"/>.</returns> public static QueryDescriptorQueryToken ParseUri(Uri queryUri, Uri serviceBaseUri, int maxDepth) { ExceptionUtils.CheckArgumentNotNull(queryUri, "queryUri"); if (!queryUri.IsAbsoluteUri) { throw new ArgumentException(Strings.QueryDescriptorQueryToken_UriMustBeAbsolute(queryUri), "queryUri"); } ExceptionUtils.CheckArgumentNotNull(serviceBaseUri, "serviceBaseUri"); if (!serviceBaseUri.IsAbsoluteUri) { throw new ArgumentException(Strings.QueryDescriptorQueryToken_UriMustBeAbsolute(serviceBaseUri), "serviceBaseUri"); } if (maxDepth <= 0) { throw new ArgumentException(Strings.QueryDescriptorQueryToken_MaxDepthInvalid, "maxDepth"); } UriQueryPathParser pathParser = new UriQueryPathParser(maxDepth); QueryToken path = pathParser.ParseUri(queryUri, serviceBaseUri); List<QueryOptionQueryToken> queryOptions = UriUtils.ParseQueryOptions(queryUri); QueryToken filter = null; string filterQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.FilterQueryOption); if (filterQuery != null) { UriQueryExpressionParser expressionParser = new UriQueryExpressionParser(maxDepth); filter = expressionParser.ParseFilter(filterQuery); } IEnumerable<OrderByQueryToken> orderByTokens = null; string orderByQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.OrderByQueryOption); if (orderByQuery != null) { UriQueryExpressionParser expressionParser = new UriQueryExpressionParser(maxDepth); orderByTokens = expressionParser.ParseOrderBy(orderByQuery); } SelectQueryToken select = null; string selectQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.SelectQueryOption); if (selectQuery != null) { UriQueryExpressionParser expressionParser = new UriQueryExpressionParser(maxDepth); select = expressionParser.ParseSelect(selectQuery); } ExpandQueryToken expand = null; string expandQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.ExpandQueryOption); if (expandQuery != null) { UriQueryExpressionParser expressionParser = new UriQueryExpressionParser(maxDepth); expand = expressionParser.ParseExpand(expandQuery); } int? skip = null; string skipQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.SkipQueryOption); if (skipQuery != null) { int skipValue; if (!UriPrimitiveTypeParser.TryUriStringToNonNegativeInteger(skipQuery, out skipValue)) { throw new ODataException(Strings.QueryDescriptorQueryToken_InvalidSkipQueryOptionValue(skipQuery)); } skip = skipValue; } int? top = null; string topQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.TopQueryOption); if (topQuery != null) { int topValue; if (!UriPrimitiveTypeParser.TryUriStringToNonNegativeInteger(topQuery, out topValue)) { throw new ODataException(Strings.QueryDescriptorQueryToken_InvalidTopQueryOptionValue(topQuery)); } top = topValue; } string inlineCountQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.InlineCountQueryOption); InlineCountKind? inlineCount = QueryTokenUtils.ParseInlineCountKind(inlineCountQuery); string format = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.FormatQueryOption); return new QueryDescriptorQueryToken( path, filter, orderByTokens, select, expand, skip, top, inlineCount, format, queryOptions.Count == 0 ? null : new ReadOnlyCollection<QueryOptionQueryToken>(queryOptions)); }
/// <summary> /// Parses the <paramref name="queryUri"/> and returns a new instance of <see cref="QueryDescriptorQueryToken"/> /// describing the query specified by the uri. /// </summary> /// <param name="queryUri">The absolute URI which holds the query to parse. This must be a path relative to the <paramref name="serviceBaseUri"/>.</param> /// <param name="serviceBaseUri">The base URI of the service.</param> /// <param name="maxDepth">The maximum depth of any single query part. Security setting to guard against DoS attacks causing stack overflows and such.</param> /// <returns>A new instance of <see cref="QueryDescriptorQueryToken"/> which represents the query specified in the <paramref name="queryUri"/>.</returns> public static QueryDescriptorQueryToken ParseUri(Uri queryUri, Uri serviceBaseUri, int maxDepth) { ExceptionUtils.CheckArgumentNotNull(queryUri, "queryUri"); if (!queryUri.IsAbsoluteUri) { throw new ArgumentException(Strings.QueryDescriptorQueryToken_UriMustBeAbsolute(queryUri), "queryUri"); } ExceptionUtils.CheckArgumentNotNull(serviceBaseUri, "serviceBaseUri"); if (!serviceBaseUri.IsAbsoluteUri) { throw new ArgumentException(Strings.QueryDescriptorQueryToken_UriMustBeAbsolute(serviceBaseUri), "serviceBaseUri"); } if (maxDepth <= 0) { throw new ArgumentException(Strings.QueryDescriptorQueryToken_MaxDepthInvalid, "maxDepth"); } UriQueryPathParser pathParser = new UriQueryPathParser(maxDepth); QueryToken path = pathParser.ParseUri(queryUri, serviceBaseUri); List <QueryOptionQueryToken> queryOptions = UriUtils.ParseQueryOptions(queryUri); QueryToken filter = null; string filterQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.FilterQueryOption); if (filterQuery != null) { UriQueryExpressionParser expressionParser = new UriQueryExpressionParser(maxDepth); filter = expressionParser.ParseFilter(filterQuery); } IEnumerable <OrderByQueryToken> orderByTokens = null; string orderByQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.OrderByQueryOption); if (orderByQuery != null) { UriQueryExpressionParser expressionParser = new UriQueryExpressionParser(maxDepth); orderByTokens = expressionParser.ParseOrderBy(orderByQuery); } SelectQueryToken select = null; string selectQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.SelectQueryOption); if (selectQuery != null) { UriQueryExpressionParser expressionParser = new UriQueryExpressionParser(maxDepth); select = expressionParser.ParseSelect(selectQuery); } ExpandQueryToken expand = null; string expandQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.ExpandQueryOption); if (expandQuery != null) { UriQueryExpressionParser expressionParser = new UriQueryExpressionParser(maxDepth); expand = expressionParser.ParseExpand(expandQuery); } int? skip = null; string skipQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.SkipQueryOption); if (skipQuery != null) { int skipValue; if (!UriPrimitiveTypeParser.TryUriStringToNonNegativeInteger(skipQuery, out skipValue)) { throw new ODataException(Strings.QueryDescriptorQueryToken_InvalidSkipQueryOptionValue(skipQuery)); } skip = skipValue; } int? top = null; string topQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.TopQueryOption); if (topQuery != null) { int topValue; if (!UriPrimitiveTypeParser.TryUriStringToNonNegativeInteger(topQuery, out topValue)) { throw new ODataException(Strings.QueryDescriptorQueryToken_InvalidTopQueryOptionValue(topQuery)); } top = topValue; } string inlineCountQuery = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.InlineCountQueryOption); InlineCountKind?inlineCount = QueryTokenUtils.ParseInlineCountKind(inlineCountQuery); string format = queryOptions.GetQueryOptionValueAndRemove(UriQueryConstants.FormatQueryOption); return(new QueryDescriptorQueryToken( path, filter, orderByTokens, select, expand, skip, top, inlineCount, format, queryOptions.Count == 0 ? null : new ReadOnlyCollection <QueryOptionQueryToken>(queryOptions))); }