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Use install state in workload manifest provider (#33872)
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109 changes: 109 additions & 0 deletions
109
...NET.Sdk.WorkloadManifestReader/SdkDirectoryWorkloadManifestProvider.InstallStateReader.cs
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// Copyright (c) .NET Foundation and contributors. All rights reserved. | ||
// Licensed under the MIT license. See LICENSE file in the project root for full license information. | ||
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using System; | ||
using System.Collections.Generic; | ||
using System.IO; | ||
using System.Linq; | ||
using Microsoft.NET.Sdk.Localization; | ||
using static Microsoft.NET.Sdk.WorkloadManifestReader.WorkloadManifestReader; | ||
using System.Runtime.Serialization; | ||
using Microsoft.Deployment.DotNet.Releases; | ||
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#if USE_SYSTEM_TEXT_JSON | ||
using System.Text.Json; | ||
#else | ||
using Newtonsoft.Json; | ||
using JsonTokenType = Newtonsoft.Json.JsonToken; | ||
#endif | ||
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namespace Microsoft.NET.Sdk.WorkloadManifestReader | ||
{ | ||
public partial class SdkDirectoryWorkloadManifestProvider | ||
{ | ||
class InstallState | ||
{ | ||
public string? WorkloadSetVersion { get; set; } | ||
public WorkloadSet? Manifests { get; set; } | ||
} | ||
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static class InstallStateReader | ||
{ | ||
public static InstallState ReadInstallState(string installStatePath) | ||
{ | ||
using var fileStream = File.OpenRead(installStatePath); | ||
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#if USE_SYSTEM_TEXT_JSON | ||
var readerOptions = new JsonReaderOptions | ||
{ | ||
AllowTrailingCommas = true, | ||
CommentHandling = JsonCommentHandling.Skip | ||
}; | ||
var reader = new Utf8JsonStreamReader(fileStream, readerOptions); | ||
#else | ||
using var textReader = new StreamReader(fileStream, System.Text.Encoding.UTF8, true); | ||
using var jsonReader = new JsonTextReader(textReader); | ||
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var reader = new Utf8JsonStreamReader(jsonReader); | ||
#endif | ||
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InstallState installState = new(); | ||
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JsonReader.ConsumeToken(ref reader, JsonTokenType.StartObject); | ||
while (reader.Read()) | ||
{ | ||
switch (reader.TokenType) | ||
{ | ||
case JsonTokenType.PropertyName: | ||
var propName = reader.GetString(); | ||
if (string.Equals("workloadVersion", propName, StringComparison.OrdinalIgnoreCase)) | ||
{ | ||
installState.WorkloadSetVersion = JsonReader.ReadString(ref reader); | ||
} | ||
else if (string.Equals("manifests", propName, StringComparison.OrdinalIgnoreCase)) | ||
{ | ||
installState.Manifests = ReadManifests(ref reader); | ||
} | ||
else | ||
{ | ||
JsonReader.ConsumeValue(ref reader); | ||
} | ||
break; | ||
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case JsonTokenType.EndObject: | ||
return installState; | ||
default: | ||
throw new JsonFormatException(Strings.UnexpectedTokenAtOffset, reader.TokenType, reader.TokenStartIndex); | ||
} | ||
} | ||
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throw new JsonFormatException(Strings.IncompleteDocument); | ||
} | ||
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static WorkloadSet ReadManifests(ref Utf8JsonStreamReader reader) | ||
{ | ||
JsonReader.ConsumeToken(ref reader, JsonTokenType.StartObject); | ||
Dictionary<string, string> workloadSetDict = new(); | ||
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while (reader.Read()) | ||
{ | ||
switch (reader.TokenType) | ||
{ | ||
case JsonTokenType.PropertyName: | ||
var propName = reader.GetString(); | ||
var propValue = JsonReader.ReadString(ref reader); | ||
workloadSetDict[propName] = propValue; | ||
break; | ||
case JsonTokenType.EndObject: | ||
return WorkloadSet.FromDictionaryForJson(workloadSetDict, new SdkFeatureBand(new ReleaseVersion(0,0,0))); | ||
default: | ||
throw new JsonFormatException(Strings.UnexpectedTokenAtOffset, reader.TokenType, reader.TokenStartIndex); | ||
} | ||
} | ||
throw new JsonFormatException(Strings.IncompleteDocument); | ||
} | ||
} | ||
} | ||
} | ||
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