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Added cancellation tokens (ongoing)

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Alexandre SPIESER
2021-03-10 08:44:50 +00:00
parent e4a36e5c60
commit 658c753989
10 changed files with 161 additions and 101 deletions
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MongoDbGenericRepository/DataAccess/Base/DataAccessBase.cs
+10 -1
View File
@@ -7,10 +7,20 @@ using System.Linq.Expressions;
namespace MongoDbGenericRepository.DataAccess.Base
{
/// <summary>
/// A base class for accessing the Database and its Collections.
/// </summary>
public class DataAccessBase
{
/// <summary>
/// The MongoDbContext
/// </summary>
protected IMongoDbContext MongoDbContext;
/// <summary>
/// The constructor of the DataAccessBase class
/// </summary>
/// <param name="mongoDbContext"></param>
public DataAccessBase(IMongoDbContext mongoDbContext)
{
MongoDbContext = mongoDbContext;
@@ -108,7 +118,6 @@ namespace MongoDbGenericRepository.DataAccess.Base
LanguageOverride = indexCreationOptions.LanguageOverride,
ExpireAfter = indexCreationOptions.ExpireAfter,
DefaultLanguage = indexCreationOptions.DefaultLanguage,
BucketSize = indexCreationOptions.BucketSize,
Bits = indexCreationOptions.Bits,
Background = indexCreationOptions.Background,
Version = indexCreationOptions.Version
MongoDbGenericRepository/DataAccess/Read/MongoDbReader.Main.cs
+72 -26
View File
@@ -6,6 +6,7 @@ using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Threading;
using System.Threading.Tasks;
namespace MongoDbGenericRepository.DataAccess.Read
@@ -25,12 +26,13 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <typeparam name="TKey">The type of the primary key for a Document.</typeparam>
/// <param name="id">The Id of the document you want to get.</param>
/// <param name="partitionKey">An optional partition key.</param>
public async virtual Task<TDocument> GetByIdAsync<TDocument, TKey>(TKey id, string partitionKey = null)
/// <param name="cancellationToken">An optional cancellation Token.</param>
public async virtual Task<TDocument> GetByIdAsync<TDocument, TKey>(TKey id, string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
var filter = Builders<TDocument>.Filter.Eq("Id", id);
return await HandlePartitioned<TDocument, TKey>(partitionKey).Find(filter).FirstOrDefaultAsync();
return await HandlePartitioned<TDocument, TKey>(partitionKey).Find(filter).FirstOrDefaultAsync(cancellationToken);
}
/// <summary>
@@ -55,11 +57,12 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <typeparam name="TKey">The type of the primary key for a Document.</typeparam>
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="partitionKey">An optional partition key.</param>
public async virtual Task<TDocument> GetOneAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, string partitionKey = null)
/// <param name="cancellationToken">An optional cancellation Token.</param>
public async virtual Task<TDocument> GetOneAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
return await HandlePartitioned<TDocument, TKey>(partitionKey).Find(filter).FirstOrDefaultAsync();
return await HandlePartitioned<TDocument, TKey>(partitionKey).Find(filter).FirstOrDefaultAsync(cancellationToken);
}
/// <summary>
@@ -97,11 +100,12 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <typeparam name="TKey">The type of the primary key for a Document.</typeparam>
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="partitionKey">An optional partition key.</param>
public async virtual Task<bool> AnyAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, string partitionKey = null)
/// <param name="cancellationToken">An optional cancellation Token.</param>
public async virtual Task<bool> AnyAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
var count = await HandlePartitioned<TDocument, TKey>(partitionKey).CountDocumentsAsync(filter);
var count = await HandlePartitioned<TDocument, TKey>(partitionKey).CountDocumentsAsync(filter, cancellationToken: cancellationToken);
return (count > 0);
}
@@ -127,11 +131,12 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <typeparam name="TKey">The type of the primary key for a Document.</typeparam>
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="partitionKey">An optional partition key.</param>
public async virtual Task<List<TDocument>> GetAllAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, string partitionKey = null)
/// <param name="cancellationToken">An optional cancellation Token.</param>
public async virtual Task<List<TDocument>> GetAllAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
return await HandlePartitioned<TDocument, TKey>(partitionKey).Find(filter).ToListAsync();
return await HandlePartitioned<TDocument, TKey>(partitionKey).Find(filter).ToListAsync(cancellationToken);
}
/// <summary>
@@ -155,11 +160,12 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <typeparam name="TKey">The type of the primary key for a Document.</typeparam>
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="partitionKey">An optional partitionKey</param>
public async virtual Task<long> CountAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, string partitionKey = null)
/// <param name="cancellationToken">An optional cancellation Token.</param>
public async virtual Task<long> CountAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
return await HandlePartitioned<TDocument, TKey>(partitionKey).CountDocumentsAsync(filter);
return await HandlePartitioned<TDocument, TKey>(partitionKey).CountDocumentsAsync(filter, cancellationToken: cancellationToken);
}
/// <summary>
@@ -187,15 +193,16 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <typeparam name="TKey">The type of the primary key.</typeparam>
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="maxValueSelector">A property selector to order by descending.</param>
/// <param name="partitionKey">An optional partitionKey.</param>
public async virtual Task<TDocument> GetByMaxAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, Expression<Func<TDocument, object>> maxValueSelector, string partitionKey = null)
/// <param name="partitionKey">An optional partitionKey.</param
/// <param name="cancellationToken">An optional cancellation Token.</param>
public async virtual Task<TDocument> GetByMaxAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, Expression<Func<TDocument, object>> maxValueSelector, string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
return await GetCollection<TDocument, TKey>(partitionKey).Find(Builders<TDocument>.Filter.Where(filter))
.SortByDescending(maxValueSelector)
.Limit(1)
.FirstOrDefaultAsync();
.FirstOrDefaultAsync(cancellationToken);
}
/// <summary>
@@ -224,14 +231,15 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="minValueSelector">A property selector to order by ascending.</param>
/// <param name="partitionKey">An optional partitionKey.</param>
public async virtual Task<TDocument> GetByMinAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, Expression<Func<TDocument, object>> minValueSelector, string partitionKey = null)
/// <param name="cancellationToken">An optional cancellation Token.</param>
public async virtual Task<TDocument> GetByMinAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter, Expression<Func<TDocument, object>> minValueSelector, string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
return await GetCollection<TDocument, TKey>(partitionKey).Find(Builders<TDocument>.Filter.Where(filter))
.SortBy(minValueSelector)
.Limit(1)
.FirstOrDefaultAsync();
.FirstOrDefaultAsync(cancellationToken);
}
/// <summary>
@@ -257,16 +265,18 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// </summary>
/// <typeparam name="TDocument">The document type.</typeparam>
/// <typeparam name="TKey">The type of the primary key.</typeparam>
/// <typeparam name="TValue">The type of the field for which you want the maximum value.</typeparam>
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="orderByAscending">A property selector to order by ascending.</param>
/// <param name="maxValueSelector">A property selector to order by ascending.</param>
/// <param name="partitionKey">An optional partitionKey.</param>
public async virtual Task<TValue> GetMaxValueAsync<TDocument, TKey, TValue>(Expression<Func<TDocument, bool>> filter, Expression<Func<TDocument, TValue>> maxValueSelector, string partitionKey = null)
/// <param name="cancellationToken">An optional cancellation Token.</param>
public async virtual Task<TValue> GetMaxValueAsync<TDocument, TKey, TValue>(Expression<Func<TDocument, bool>> filter, Expression<Func<TDocument, TValue>> maxValueSelector, string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
return await GetMaxMongoQuery<TDocument, TKey, TValue>(filter, maxValueSelector, partitionKey)
.Project(maxValueSelector)
.FirstOrDefaultAsync();
.FirstOrDefaultAsync(cancellationToken);
}
/// <summary>
@@ -296,11 +306,12 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="minValueSelector">A property selector to order by ascending.</param>
/// <param name="partitionKey">An optional partition key.</param>
public virtual async Task<TValue> GetMinValueAsync<TDocument, TKey, TValue>(Expression<Func<TDocument, bool>> filter, Expression<Func<TDocument, TValue>> minValueSelector, string partitionKey = null)
/// <param name="cancellationToken">An optional cancellation Token.</param>
public virtual async Task<TValue> GetMinValueAsync<TDocument, TKey, TValue>(Expression<Func<TDocument, bool>> filter, Expression<Func<TDocument, TValue>> minValueSelector, string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
return await GetMinMongoQuery<TDocument, TKey, TValue>(filter, minValueSelector, partitionKey).Project(minValueSelector).FirstOrDefaultAsync();
return await GetMinMongoQuery<TDocument, TKey, TValue>(filter, minValueSelector, partitionKey).Project(minValueSelector).FirstOrDefaultAsync(cancellationToken);
}
/// <summary>
@@ -366,13 +377,14 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="selector">The field you want to sum.</param>
/// <param name="partitionKey">The partition key of your document, if any.</param>
/// <param name="cancellationToken">An optional cancellation Token.</param>
public virtual async Task<decimal> SumByAsync<TDocument, TKey>(Expression<Func<TDocument, bool>> filter,
Expression<Func<TDocument, decimal>> selector,
string partitionKey = null)
string partitionKey = null, CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
return await GetQuery<TDocument, TKey>(filter, partitionKey).SumAsync(selector);
return await GetQuery<TDocument, TKey>(filter, partitionKey).SumAsync(selector, cancellationToken);
}
/// <summary>
@@ -451,6 +463,36 @@ namespace MongoDbGenericRepository.DataAccess.Read
.ToList();
}
/// <summary>
/// Groups filtered a collection of documents given a grouping criteria,
/// and returns a dictionary of listed document groups with keys having the different values of the grouping criteria.
/// </summary>
/// <typeparam name="TDocument">The type representing a Document.</typeparam>
/// <typeparam name="TKey">The type of the primary key for a Document.</typeparam>
/// <typeparam name="TGroupKey">The type of the grouping criteria.</typeparam>
/// <typeparam name="TProjection">The type of the projected group.</typeparam>
/// <param name="filter">A LINQ expression filter.</param>
/// <param name="selector">The grouping criteria.</param>
/// <param name="projection">The projected group result.</param>
/// <param name="partitionKey">The partition key of your document, if any.</param>
/// <param name="cancellationToken">An optional cancellation Token.</param>
public virtual async Task<List<TProjection>> GroupByAsync<TDocument, TGroupKey, TProjection, TKey>(
Expression<Func<TDocument, bool>> filter,
Expression<Func<TDocument, TGroupKey>> selector,
Expression<Func<IGrouping<TGroupKey, TDocument>, TProjection>> projection,
string partitionKey = null,
CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
where TProjection : class, new()
{
var collection = HandlePartitioned<TDocument, TKey>(partitionKey);
return await collection.Aggregate()
.Match(Builders<TDocument>.Filter.Where(filter))
.Group(selector, projection)
.ToListAsync(cancellationToken);
}
/// <summary>
/// Asynchronously returns a paginated list of the documents matching the filter condition.
/// </summary>
@@ -462,13 +504,15 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <param name="skipNumber">The number of documents you want to skip. Default value is 0.</param>
/// <param name="takeNumber">The number of documents you want to take. Default value is 50.</param>
/// <param name="partitionKey">An optional partition key.</param>
/// <param name="cancellationToken">An optional cancellation Token.</param>
public virtual async Task<List<TDocument>> GetSortedPaginatedAsync<TDocument, TKey>(
Expression<Func<TDocument, bool>> filter,
Expression<Func<TDocument, object>> sortSelector,
bool ascending = true,
int skipNumber = 0,
int takeNumber = 50,
string partitionKey = null)
string partitionKey = null,
CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
@@ -481,7 +525,7 @@ namespace MongoDbGenericRepository.DataAccess.Read
.Sort(sorting)
.Skip(skipNumber)
.Limit(takeNumber)
.ToListAsync();
.ToListAsync(cancellationToken);
}
/// <summary>
@@ -494,12 +538,14 @@ namespace MongoDbGenericRepository.DataAccess.Read
/// <param name="skipNumber">The number of documents you want to skip. Default value is 0.</param>
/// <param name="takeNumber">The number of documents you want to take. Default value is 50.</param>
/// <param name="partitionKey">An optional partition key.</param>
/// <param name="cancellationToken">An optional cancellation Token.</param>
public virtual async Task<List<TDocument>> GetSortedPaginatedAsync<TDocument, TKey>(
Expression<Func<TDocument, bool>> filter,
SortDefinition<TDocument> sortDefinition,
int skipNumber = 0,
int takeNumber = 50,
string partitionKey = null)
string partitionKey = null,
CancellationToken cancellationToken = default)
where TDocument : IDocument<TKey>
where TKey : IEquatable<TKey>
{
@@ -508,7 +554,7 @@ namespace MongoDbGenericRepository.DataAccess.Read
.Sort(sortDefinition)
.Skip(skipNumber)
.Limit(takeNumber)
.ToListAsync();
.ToListAsync(cancellationToken);
}
}
}