/// <summary>
/// Creates a new instance of the <see cref="ShapedQueryCompilingExpressionVisitor" /> class.
/// </summary>
/// <param name="dependencies">Parameter object containing dependencies for this class.</param>
/// <param name="queryCompilationContext">The query compilation context object to use.</param>
protected ShapedQueryCompilingExpressionVisitor(
ShapedQueryCompilingExpressionVisitorDependencies dependencies,
QueryCompilationContext queryCompilationContext)
{
Dependencies = dependencies;
QueryCompilationContext = queryCompilationContext;
_entityMaterializerInjectingExpressionVisitor =
new EntityMaterializerInjectingExpressionVisitor(
dependencies.EntityMaterializerSource,
queryCompilationContext.QueryTrackingBehavior);
_constantVerifyingExpressionVisitor = new ConstantVerifyingExpressionVisitor(dependencies.TypeMappingSource);
if (queryCompilationContext.IsAsync)
{
_cancellationTokenParameter = Expression.MakeMemberAccess(
QueryCompilationContext.QueryContextParameter,
_cancellationTokenMemberInfo);
}
else
{
_cancellationTokenParameter = null !;
}
}
/// <summary>
/// Creates a new instance of the <see cref="ShapedQueryCompilingExpressionVisitor" /> class.
/// </summary>
/// <param name="dependencies"> Parameter object containing dependencies for this class. </param>
/// <param name="queryCompilationContext"> The query compilation context object to use. </param>
protected ShapedQueryCompilingExpressionVisitor(
[NotNull] ShapedQueryCompilingExpressionVisitorDependencies dependencies,
[NotNull] QueryCompilationContext queryCompilationContext)
{
Check.NotNull(dependencies, nameof(dependencies));
Check.NotNull(queryCompilationContext, nameof(queryCompilationContext));
Dependencies = dependencies;
QueryCompilationContext = queryCompilationContext;
_entityMaterializerInjectingExpressionVisitor =
new EntityMaterializerInjectingExpressionVisitor(
dependencies.EntityMaterializerSource,
queryCompilationContext.IsTracking,
queryCompilationContext.PerformIdentityResolution);
_constantVerifyingExpressionVisitor = new ConstantVerifyingExpressionVisitor(dependencies.TypeMappingSource);
if (queryCompilationContext.IsAsync)
{
_cancellationTokenParameter = Expression.MakeMemberAccess(
QueryCompilationContext.QueryContextParameter,
_cancellationTokenMemberInfo);
}
}
