83 lines
2.4 KiB
C#
83 lines
2.4 KiB
C#
using System;
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using System.Text.Json;
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namespace StellaOps.Provenance;
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public static partial class ProvenanceJsonParser
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{
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private static JsonElement GetRequiredProperty(JsonElement parent, string name)
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{
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if (!parent.TryGetProperty(name, out var property) || property.ValueKind == JsonValueKind.Null)
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{
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throw new InvalidOperationException($"Provenance metadata missing required property {name}.");
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}
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return property;
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}
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private static string GetRequiredString(JsonElement parent, string name)
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{
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var element = GetRequiredProperty(parent, name);
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if (element.ValueKind is JsonValueKind.String)
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{
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var value = element.GetString();
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if (!string.IsNullOrWhiteSpace(value))
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{
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return value;
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}
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}
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throw new InvalidOperationException($"Provenance metadata property {name} must be a non-empty string.");
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}
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private static string? GetOptionalString(JsonElement parent, string name)
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{
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if (!parent.TryGetProperty(name, out var element))
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{
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return null;
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}
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return element.ValueKind == JsonValueKind.String ? element.GetString() : null;
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}
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private static long GetInt64(JsonElement parent, string name)
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{
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if (!parent.TryGetProperty(name, out var element))
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{
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throw new InvalidOperationException($"Provenance metadata missing {name}.");
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}
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if (element.ValueKind == JsonValueKind.Number && element.TryGetInt64(out var value))
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{
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return value;
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}
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if (element.ValueKind == JsonValueKind.String && long.TryParse(element.GetString(), out var parsed))
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{
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return parsed;
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}
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throw new InvalidOperationException($"Provenance metadata property {name} must be an integer.");
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}
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private static long? GetOptionalInt64(JsonElement parent, string name)
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{
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if (!parent.TryGetProperty(name, out var element))
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{
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return null;
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}
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if (element.ValueKind == JsonValueKind.Number && element.TryGetInt64(out var value))
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{
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return value;
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}
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if (element.ValueKind == JsonValueKind.String && long.TryParse(element.GetString(), out var parsed))
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{
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return parsed;
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}
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return null;
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}
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}
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