public virtual TDbContext GetOrCreateDbContext <TDbContext>()
where TDbContext : DbContext
{
Type concreteDbContextType = _dbContextTypeMatcher.GetConcreteType(typeof(TDbContext));
var connectionStringResolveArgs = new ConnectionStringResolveArgs();
connectionStringResolveArgs["DbContextType"] = typeof(TDbContext);
connectionStringResolveArgs["DbContextConcreteType"] = concreteDbContextType;
string connectionString = ResolveConnectionString(connectionStringResolveArgs);
string dbContextKey = concreteDbContextType.FullName + "#" + connectionString;
DbContext dbContext;
if (!ActiveDbContexts.TryGetValue(dbContextKey, out dbContext))
{
if (Options.IsTransactional == true)
{
dbContext = _transactionStrategy.CreateDbContext <TDbContext>(connectionString, _dbContextResolver);
}
else
{
dbContext = _dbContextResolver.Resolve <TDbContext>(connectionString);
}
((IObjectContextAdapter)dbContext).ObjectContext.ObjectMaterialized += (sender, args) => { ObjectContext_ObjectMaterialized(dbContext, args); };
FilterExecuter.As <IEfUnitOfWorkFilterExecuter>().ApplyCurrentFilters(this, dbContext);
ActiveDbContexts[dbContextKey] = dbContext;
}
return((TDbContext)dbContext);
}
/// <summary>
/// 获取或创建数据库上下文
/// </summary>
/// <typeparam name="TDbContext">数据库上下文对象</typeparam>
/// <param name="multiTenancySide">多租户双方中的一方</param>
/// <returns>数据库上下文对象</returns>
public virtual TDbContext GetOrCreateDbContext <TDbContext>(MultiTenancySides?multiTenancySide = null)
where TDbContext : DbContext
{
var concreteDbContextType = _dbContextTypeMatcher.GetConcreteType(typeof(TDbContext));
var connectionStringResolveArgs = new ConnectionStringResolveArgs(multiTenancySide);
connectionStringResolveArgs["DbContextType"] = typeof(TDbContext);
connectionStringResolveArgs["DbContextConcreteType"] = concreteDbContextType;
var connectionString = ResolveConnectionString(connectionStringResolveArgs);
var dbContextKey = concreteDbContextType.FullName + "#" + connectionString;
DbContext dbContext;
if (!ActiveDbContexts.TryGetValue(dbContextKey, out dbContext))
{
dbContext = _dbContextResolver.Resolve <TDbContext>(connectionString);
((IObjectContextAdapter)dbContext).ObjectContext.ObjectMaterialized += (sender, args) =>
{
ObjectContext_ObjectMaterialized(dbContext, args);
};
FilterExecuter.As <IEfUnitOfWorkFilterExecuter>().ApplyCurrentFilters(this, dbContext);
ActiveDbContexts[dbContextKey] = dbContext;
}
return((TDbContext)dbContext);
}
public virtual TDbContext GetOrCreateDbContext <TDbContext>(MultiTenancySides?multiTenancySide = null, string name = null)
where TDbContext : DbContext
{
var concreteDbContextType = _dbContextTypeMatcher.GetConcreteType(typeof(TDbContext));
var connectionStringResolveArgs = new ConnectionStringResolveArgs(multiTenancySide);
connectionStringResolveArgs["DbContextType"] = typeof(TDbContext);
connectionStringResolveArgs["DbContextConcreteType"] = concreteDbContextType;
var connectionString = ResolveConnectionString(connectionStringResolveArgs);
var dbContextKey = concreteDbContextType.FullName + "#" + connectionString;
if (name != null)
{
dbContextKey += "#" + name;
}
DbContext dbContext;
if (!ActiveDbContexts.TryGetValue(dbContextKey, out dbContext))
{
if (Options.IsTransactional == true)
{
dbContext = _transactionStrategy.CreateDbContext <TDbContext>(connectionString, _dbContextResolver);
}
else
{
dbContext = _dbContextResolver.Resolve <TDbContext>(connectionString);
}
if (Options.Timeout.HasValue && !dbContext.Database.CommandTimeout.HasValue)
{
dbContext.Database.CommandTimeout = Options.Timeout.Value.TotalSeconds.To <int>();
}
if (Clock.SupportsMultipleTimezone)
{
((IObjectContextAdapter)dbContext).ObjectContext.ObjectMaterialized += (sender, args) =>
{
ObjectContext_ObjectMaterialized(dbContext, args);
};
}
FilterExecuter.As <IEfUnitOfWorkFilterExecuter>().ApplyCurrentFilters(this, dbContext);
ActiveDbContexts[dbContextKey] = dbContext;
}
return((TDbContext)dbContext);
}
public virtual async Task <TDbContext> GetOrCreateDbContextAsync <TDbContext>(
MultiTenancySides?multiTenancySide = null, string name = null)
where TDbContext : DbContext
{
var concreteDbContextType = _dbContextTypeMatcher.GetConcreteType(typeof(TDbContext));
var connectionStringResolveArgs = new ConnectionStringResolveArgs(multiTenancySide)
{
["DbContextType"] = typeof(TDbContext),
["DbContextConcreteType"] = concreteDbContextType
};
var connectionString = await ResolveConnectionStringAsync(connectionStringResolveArgs);
var dbContextKey = concreteDbContextType.FullName + "#" + connectionString;
if (name != null)
{
dbContextKey += "#" + name;
}
if (ActiveDbContexts.TryGetValue(dbContextKey, out var dbContext))
{
return((TDbContext)dbContext);
}
if (Options.IsTransactional == true)
{
dbContext = await _transactionStrategy
.CreateDbContextAsync <TDbContext>(connectionString, _dbContextResolver);
}
else
{
dbContext = _dbContextResolver.Resolve <TDbContext>(connectionString);
}
if (dbContext is IShouldInitializeDcontext abpDbContext)
{
abpDbContext.Initialize(new AbpEfDbContextInitializationContext(this));
}
FilterExecuter.As <IEfUnitOfWorkFilterExecuter>().ApplyCurrentFilters(this, dbContext);
ActiveDbContexts[dbContextKey] = dbContext;
return((TDbContext)dbContext);
}
public virtual TDbContext GetOrCreateDbContext <TDbContext>()
where TDbContext : DbContext
{
Type concreteDbContextType = _dbContextTypeMatcher.GetConcreteType(typeof(TDbContext));
var connectionStringResolveArgs = new ConnectionStringResolveArgs
{
["DbContextType"] = typeof(TDbContext),
["DbContextConcreteType"] = concreteDbContextType
};
string connectionString = ResolveConnectionString(connectionStringResolveArgs);
string dbContextKey = concreteDbContextType.FullName + "#" + connectionString;
if (!ActiveDbContexts.TryGetValue(dbContextKey, out DbContext dbContext))
{
if (Options.IsTransactional == true)
{
dbContext = _transactionStrategy.CreateDbContext <TDbContext>(connectionString, _dbContextResolver);
}
else
{
dbContext = _dbContextResolver.Resolve <TDbContext>(connectionString);
}
if (Options.Timeout.HasValue && !dbContext.Database.CommandTimeout.HasValue)
{
dbContext.Database.CommandTimeout = Options.Timeout.Value.TotalSeconds.To <int>();
}
if (Options.IsLazyLoadEnabled.HasValue)
{
dbContext.Configuration.LazyLoadingEnabled = Options.IsLazyLoadEnabled.Value;
}
((IObjectContextAdapter)dbContext).ObjectContext.ObjectMaterialized += (sender, args) => { ObjectContext_ObjectMaterialized(dbContext, args); };
FilterExecuter.As <IEfUnitOfWorkFilterExecuter>().ApplyCurrentFilters(this, dbContext);
ActiveDbContexts[dbContextKey] = dbContext;
}
return((TDbContext)dbContext);
}
/// <summary>
/// 获取dbContext
/// </summary>
/// <typeparam name="TDbContext"></typeparam>
/// <returns></returns>
public virtual TDbContext GetOrCreateDbContext <TDbContext>()
where TDbContext : DbContext
{
//1:找到dbContext
var concreteDbContextType = _dbContextTypeMatcher.GetConcreteType(typeof(TDbContext));
var connectionString = ResolveConnectionString();
var dbContextKey = concreteDbContextType.FullName + "#" + connectionString;
DbContext dbContext;
if (!ActiveDbContexts.TryGetValue(dbContextKey, out dbContext))
{
if (DefaultOptions.IsTransactional == true)
{
dbContext = _transactionStrategy.CreateDbContext <TDbContext>(connectionString, _dbContextResolver);
}
else
{
dbContext = _dbContextResolver.Resolve <TDbContext>(connectionString);
}
if (DefaultOptions.Timeout.HasValue && !dbContext.Database.CommandTimeout.HasValue)
{
dbContext.Database.CommandTimeout = DefaultOptions.Timeout.Value.TotalSeconds.To <int>();
}
((IObjectContextAdapter)dbContext).ObjectContext.ObjectMaterialized += (sender, args) =>
{
ObjectContext_ObjectMaterialized(dbContext, args);
};
FilterExecuter.As <IEfUnitOfWorkFilterExecuter>().ApplyCurrentFilters(this, dbContext);
ActiveDbContexts[dbContextKey] = dbContext;
}
return((TDbContext)dbContext);
}
protected virtual void ApplyFilterParameterValue(string filterName, string parameterName, object value)
{
FilterExecuter.ApplyFilterParameterValue(this, filterName, parameterName, value);
}
protected virtual void ApplyEnableFilter(string filterName)
{
FilterExecuter.ApplyEnableFilter(this, filterName);
}
