11937278774

Committed 20 Nov 2024 04:10PM CUT coverage: 59.17% (-0.1%) from 59.302%

Build # 11937278774

Build Type

push

github

Committed by

pwelter34

Commit Message

make HybridCache optional

Run Details

389 of 745 branches covered (52.21%)

Branch coverage included in aggregate %.

0 of 6 new or added lines in 2 files covered. (0.0%)

1 existing line in 1 file now uncovered.

1208 of 1954 relevant lines covered (61.82%)

19.52 hits per line

Source File
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0.0

/src/MediatR.CommandQuery/Behaviors/MemoryCacheQueryBehavior.cs

using MediatR.CommandQuery.Definitions;

using Microsoft.Extensions.Caching.Memory;
using Microsoft.Extensions.Logging;

namespace MediatR.CommandQuery.Behaviors;

public partial class MemoryCacheQueryBehavior<TRequest, TResponse> : PipelineBehaviorBase<TRequest, TResponse>
    where TRequest : class, IRequest<TResponse>
{
    private readonly IMemoryCache _memoryCache;

    public MemoryCacheQueryBehavior(ILoggerFactory loggerFactory, IMemoryCache memoryCache) : base(loggerFactory)
    {
        _memoryCache = memoryCache ?? throw new ArgumentNullException(nameof(memoryCache));
    }

    protected override async Task<TResponse> Process(
        TRequest request,
        RequestHandlerDelegate<TResponse> next,
        CancellationToken cancellationToken)
    {
        ArgumentNullException.ThrowIfNull(request);
        ArgumentNullException.ThrowIfNull(next);

        // cache only if implements interface
        var cacheRequest = request as ICacheResult;
        if (cacheRequest?.IsCacheable() != true)
            return await next().ConfigureAwait(false);

        var cacheKey = cacheRequest.GetCacheKey();

        if (_memoryCache.TryGetValue(cacheKey, out TResponse? cachedResult))
        {
            LogCacheAction(Logger, "Hit", cacheKey);
            return cachedResult!;
        }

        LogCacheAction(Logger, "Miss", cacheKey);

        // continue if not found in cache
        var result = await next().ConfigureAwait(false);
        if (result == null)
            return result;

        using (var entry = _memoryCache.CreateEntry(cacheKey))
        {
            entry.SlidingExpiration = cacheRequest.SlidingExpiration();
            entry.AbsoluteExpiration = cacheRequest.AbsoluteExpiration();
            entry.SetValue(result);

            LogCacheAction(Logger, "Insert", cacheKey);
        }

        return result;
    }

    [LoggerMessage(1, LogLevel.Trace, "Cache {Action}; Key: '{CacheKey}'")]
    static partial void LogCacheAction(ILogger logger, string action, string cacheKey);
}

1	using MediatR.CommandQuery.Definitions;
2
3	using Microsoft.Extensions.Caching.Memory;
4	using Microsoft.Extensions.Logging;
5
6	namespace MediatR.CommandQuery.Behaviors;
7
8	public partial class MemoryCacheQueryBehavior<TRequest, TResponse> : PipelineBehaviorBase<TRequest, TResponse>
9	where TRequest : class, IRequest<TResponse>
10	{
11	private readonly IMemoryCache _memoryCache;
12
13	public MemoryCacheQueryBehavior(ILoggerFactory loggerFactory, IMemoryCache memoryCache) : base(loggerFactory)	×
14	{
15	_memoryCache = memoryCache ?? throw new ArgumentNullException(nameof(memoryCache));	×
16	}	×
17
18	protected override async Task<TResponse> Process(
19	TRequest request,
20	RequestHandlerDelegate<TResponse> next,
21	CancellationToken cancellationToken)
22	{
23	ArgumentNullException.ThrowIfNull(request);	×
24	ArgumentNullException.ThrowIfNull(next);	×
25
26	// cache only if implements interface
27	var cacheRequest = request as ICacheResult;	×
28	if (cacheRequest?.IsCacheable() != true)	×
29	return await next().ConfigureAwait(false);	×
30
31	var cacheKey = cacheRequest.GetCacheKey();	×
32
33	if (_memoryCache.TryGetValue(cacheKey, out TResponse? cachedResult))	×
34	{
35	LogCacheAction(Logger, "Hit", cacheKey);	×
36	return cachedResult!;	×
37	}
38
39	LogCacheAction(Logger, "Miss", cacheKey);	×
40
41	// continue if not found in cache
42	var result = await next().ConfigureAwait(false);	×
43	if (result == null)	×
44	return result;	×
45
46	using (var entry = _memoryCache.CreateEntry(cacheKey))	×
47	{
48	entry.SlidingExpiration = cacheRequest.SlidingExpiration();	×
49	entry.AbsoluteExpiration = cacheRequest.AbsoluteExpiration();	×
50	entry.SetValue(result);	×
51
52	LogCacheAction(Logger, "Insert", cacheKey);	×
53	}	×
54
55	return result;	×
56	}	×
57
58	[LoggerMessage(1, LogLevel.Trace, "Cache {Action}; Key: '{CacheKey}'")]
59	static partial void LogCacheAction(ILogger logger, string action, string cacheKey);
60	}

loresoft / MediatR.CommandQuery / 11937278774

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