Rochas.DapperRepository
1.3.0
dotnet add package Rochas.DapperRepository --version 1.3.0
NuGet\Install-Package Rochas.DapperRepository -Version 1.3.0
<PackageReference Include="Rochas.DapperRepository" Version="1.3.0" />
<PackageVersion Include="Rochas.DapperRepository" Version="1.3.0" />
<PackageReference Include="Rochas.DapperRepository" />
paket add Rochas.DapperRepository --version 1.3.0
#r "nuget: Rochas.DapperRepository, 1.3.0"
#:package Rochas.DapperRepository@1.3.0
#addin nuget:?package=Rochas.DapperRepository&version=1.3.0
#tool nuget:?package=Rochas.DapperRepository&version=1.3.0
README - DapperRepository
Repositório genérico para acesso a dados usando Dapper, com foco em simplicidade, performance e baixo acoplamento.
Segue o padrão de Repositório e Unidade de Trabalho descritos por Martin Fowler, sem impor novas linguagens, controle de estado ou proxies dinâmicos.
Este componente foi desenhado para uso direto com POCOs decorados com metadados que orientam a consulta, persistência e relacionamento entre entidades.
📌 Instalação
dotnet add package Rochas.DapperRepository
📌 Nome da Interface
IGenericRepository<T>
📌 Exemplo de uso típico — Instância manual:
var connString = "Data Source=sample.db;Cache=Shared";
using var repo = new GenericRepository<SampleEntity>(DatabaseEngine.SQLite, connString);
var result = repo.Search('Celulares');
📌 Exemplo de Registro no DI
services.AddScoped<IGenericRepository<SampleEntity>>(provider =>
new GenericRepository<SampleEntity>(
DatabaseEngine.SQLite,
configuration.GetConnectionString("Default")));
Implementação em serviço de domínio:
private readonly IGenericRepository<SampleEntity> _repo;
public SampleService(IGenericRepository<SampleEntity> repo)
{
_repo = repo;
}
📌 Exemplo de Entidade (Anotações de Metadados)
[Cacheable]
[Table("sample_entities")]
public class SampleEntity
{
[Key]
[AutoGenerated]
public int Id { get; set; }
[Column("creation_date")]
[RangeFilter(LinkedRangeProperty = "CreationDateEnd")]
public DateTime CreationDate { get; set; }
[NotMapped]
public DateTime CreationDateEnd { get; set; }
[Filterable]
[Column("name")]
public string Name { get; set; }
[Column("age")]
public int Age { get; set; }
[Column("active")]
public bool Active { get; set; }
[RelatedEntity(Cardinality = RelationCardinality.OneToMany,
ForeignKeyAttribute = "ParentId")]
public IList<ChildEntity> Childs { get; set; }
}
[Table("child_entities")]
public class ChildEntity
{
[Key]
public int Id { get; set; }
public int ParentId { get; set; }
public string Description { get; set; }
}
🔧 Métodos CRUD disponíveis no repositório
➕ Add (inclusão de entidade no repositório)
var entity = new SampleEntity
{
Name = "Renato Rocha",
Email = "rrocha@example.com"
};
repo.Add(entity);
➕ AddRange (inclusão de múltiplas entidades no repositório)
var list = new List<SampleEntity>() {
new SampleEntity() {
Name = "Renato Rocha",
Resume = "Software Architect"
},
new SampleEntity() {
Name = "Roberto Dias",
Resume = "Infra DevOps"
},
};
repo.AddRange(list);
✏️ Update (atualização de entidade do repositório)
var filter = new SampleEntity { DocNumber = 12345 };
var entityToUpdate = await repo.Get(filter);
entityToUpdate.Age = 40;
int affected = await repo.Update(entityToUpdate, filter);
❌ Remove (remoção de entidade do repositório)
var filterToRemove = new SampleEntity { DocNumber = 12345 };
int removed = await repo.Remove(filterToRemove);
🔍 Query (consultas por filtro tipado)
var all = await repo.Query(new SampleEntity()); //Listar todos
var filter = new SampleEntity { Name = "Roberto", Email = "gmail.com" };
var results = await repository.Query(filter, recordsLimit:10);
Utilize o parâmetro booleano filterConjunction para definir o comportamento dos atributos na consulta, conjunção lógica E (ligado), disjunção lógica OU (desligado).
Quando a conjunção é utilizada o critério aplicado é de igualdade, do contrário semelhança.
🔍 Query (consultas por intervalo [RangeFilter])
var filter = new SampleEntity
{
CreatedAtStart = new DateTime(2024, 01, 01),
CreatedAtEnd = new DateTime(2024, 12, 31)
};
var results = await repository.Query(filter);
Somente atributos marcados com [RangeFilter] e referência ao atributo auxiliar.
🔎 Search (buscas usando [Filterable])
var results = await repository.Search("Rua Bruchelas");
Somente atributos marcados com [Filterable] entram automaticamente na busca.
⚡ Cache Interno usando [Cacheable]
Ao marcar a entidade:
[Cacheable]
O repositório ativa o gerenciamento automático de cache.
É possível ligar/desligar o cache no construtor:
var repos = new GenericRepository<SampleEntity>(DatabaseEngine.SQLite, connString, useCache: true);
🔗 Leitura automática da composição usando [RelatedEntity]
repos.Query(filterEntity, loadComposition: true);
Configuração de relacionamentos ( 1-1 , 1->N , N<-1 , N<->N ):
[RelatedEntity(Cardinality = RelationCardinality.OneToOne,
ForeignKeyAttribute = "ParentId")]
public <ChildEntity> Child { get; set; }
[RelatedEntity(Cardinality = RelationCardinality.OneToMany,
ForeignKeyAttribute = "ParentId")]
public IList<ChildEntity> Childs { get; set; }
| Product | Versions Compatible and additional computed target framework versions. |
|---|---|
| .NET | net5.0 was computed. net5.0-windows was computed. net6.0 was computed. net6.0-android was computed. net6.0-ios was computed. net6.0-maccatalyst was computed. net6.0-macos was computed. net6.0-tvos was computed. net6.0-windows was computed. net7.0 was computed. net7.0-android was computed. net7.0-ios was computed. net7.0-maccatalyst was computed. net7.0-macos was computed. net7.0-tvos was computed. net7.0-windows was computed. net8.0 was computed. net8.0-android was computed. net8.0-browser was computed. net8.0-ios was computed. net8.0-maccatalyst was computed. net8.0-macos was computed. net8.0-tvos was computed. net8.0-windows was computed. net9.0 was computed. net9.0-android was computed. net9.0-browser was computed. net9.0-ios was computed. net9.0-maccatalyst was computed. net9.0-macos was computed. net9.0-tvos was computed. net9.0-windows was computed. net10.0 was computed. net10.0-android was computed. net10.0-browser was computed. net10.0-ios was computed. net10.0-maccatalyst was computed. net10.0-macos was computed. net10.0-tvos was computed. net10.0-windows was computed. |
| .NET Core | netcoreapp3.0 was computed. netcoreapp3.1 was computed. |
| .NET Standard | netstandard2.1 is compatible. |
| MonoAndroid | monoandroid was computed. |
| MonoMac | monomac was computed. |
| MonoTouch | monotouch was computed. |
| Tizen | tizen60 was computed. |
| Xamarin.iOS | xamarinios was computed. |
| Xamarin.Mac | xamarinmac was computed. |
| Xamarin.TVOS | xamarintvos was computed. |
| Xamarin.WatchOS | xamarinwatchos was computed. |
-
.NETStandard 2.1
- Dapper (>= 2.1.66)
- MySqlConnector (>= 2.5.0)
- Npgsql (>= 8.0.8)
- Rochas.DapperRepository.Specification (>= 1.2.1)
- System.ComponentModel (>= 4.3.0)
- System.ComponentModel.Annotations (>= 5.0.0)
- System.Data.SqlClient (>= 4.9.0)
- System.Data.SQLite.Core (>= 1.0.119)
- System.Text.Json (>= 10.0.0)
NuGet packages
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GitHub repositories
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Data caching concurrency issue fix