using System.Linq.Expressions;
|
|
namespace CMS.Plugin.HIAWms.Domain.Samples
|
{
|
/// <summary>
|
/// Sample规约
|
/// </summary>
|
public class SampleSpecification : Volo.Abp.Specifications.Specification<Sample>
|
{
|
private readonly string _name;
|
|
/// <summary>
|
/// Initializes a new instance of the <see cref="SampleSpecification"/> class.
|
/// </summary>
|
public SampleSpecification()
|
{
|
}
|
|
/// <summary>
|
/// Initializes a new instance of the <see cref="SampleSpecification"/> class.
|
/// </summary>
|
/// <param name="name">The name.</param>
|
public SampleSpecification(string name = null)
|
{
|
_name = name;
|
}
|
|
/// <inheritdoc />
|
public override Expression<Func<Sample, bool>> ToExpression()
|
{
|
Expression<Func<Sample, bool>> expression = c => 1 == 1;
|
|
if (_name != null)
|
{
|
expression = expression.And(c => c.Name == _name);
|
}
|
|
return expression;
|
}
|
}
|
}
|
