Skip to content

[release/7.0] Fix delegate allocation in CachingContext.GetOrAddJsonTypeInfo #80513

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
carlossanlop merged 3 commits into from
Jan 12, 2023
Merged

[release/7.0] Fix delegate allocation in CachingContext.GetOrAddJsonTypeInfo #80513

Changes from 1 commit
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
6884cee
Fix delegate allocation in CachingContext.GetOrAddJsonTypeInfo (#80437)
stephentoub Jan 11, 2023
4c8bc33
Ensure CachingContext.Options isn't being trimmed away.
eiriktsarpalis Jan 12, 2023
81a7358
Update servicing version
eiriktsarpalis Jan 12, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 5 additions & 1 deletion ...ries/System.Text.Json/src/System/Text/Json/Serialization/JsonSerializerOptions.Caching.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -141,18 +141,22 @@ internal void ClearCaches()
internal sealed class CachingContext
{
private readonly ConcurrentDictionary<Type, JsonTypeInfo?> _jsonTypeInfoCache = new();
private readonly Func<Type, JsonTypeInfo?> _jsonTypeInfoFactory;

public CachingContext(JsonSerializerOptions options)
{
Options = options;

_jsonTypeInfoFactory = options.GetTypeInfoNoCaching;
}

public JsonSerializerOptions Options { get; }
// Property only accessed by reflection in testing -- do not remove.
// If changing please ensure that src/ILLink.Descriptors.LibraryBuild.xml is up-to-date.
public int Count => _jsonTypeInfoCache.Count;

public JsonTypeInfo? GetOrAddJsonTypeInfo(Type type) => _jsonTypeInfoCache.GetOrAdd(type, Options.GetTypeInfoNoCaching);
public JsonTypeInfo? GetOrAddJsonTypeInfo(Type type) => _jsonTypeInfoCache.GetOrAdd(type, _jsonTypeInfoFactory);

public bool TryGetJsonTypeInfo(Type type, [NotNullWhen(true)] out JsonTypeInfo? typeInfo) => _jsonTypeInfoCache.TryGetValue(type, out typeInfo);

public void Clear()
Expand Down