From 768745853b2ac5327a818cb64ae0d859d2703b90 Mon Sep 17 00:00:00 2001
From: xuejiaming <326308290@qq.com>
Date: Tue, 30 Aug 2022 10:25:01 +0800
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---
 samples/Sample.MySql/Startup.cs                | 5 ++++-
 samples/Sample.MySql/multi/MyUserRoute.cs      | 2 ++
 src/ShardingCore/Helpers/ShardingCoreHelper.cs | 8 +++++---
 3 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/samples/Sample.MySql/Startup.cs b/samples/Sample.MySql/Startup.cs
index 06208d94..88231ecd 100644
--- a/samples/Sample.MySql/Startup.cs
+++ b/samples/Sample.MySql/Startup.cs
@@ -66,7 +66,10 @@ namespace Sample.MySql
             //         op.AddShardingTableRoute<SysUserSalaryVirtualTableRoute>();
             //     });
             services.AddMultiShardingDbContext<OtherDbContext>()
-                .UseRouteConfig(op => { op.AddShardingTableRoute<MyUserRoute>(); })
+                .UseRouteConfig(op =>
+                {
+                    op.AddShardingTableRoute<MyUserRoute>();
+                })
                 .UseConfig((sp,o) =>
                 {
                     o.ThrowIfQueryRouteNotMatch = false;
diff --git a/samples/Sample.MySql/multi/MyUserRoute.cs b/samples/Sample.MySql/multi/MyUserRoute.cs
index cb71a695..a0f42234 100644
--- a/samples/Sample.MySql/multi/MyUserRoute.cs
+++ b/samples/Sample.MySql/multi/MyUserRoute.cs
@@ -5,6 +5,8 @@ namespace Sample.MySql.multi;
 
 public class MyUserRoute:AbstractSimpleShardingModKeyStringVirtualTableRoute<MyUser>
 {
+    protected override bool EnableHintRoute => true;
+
     public MyUserRoute() : base(1, 3)
     {
     }
diff --git a/src/ShardingCore/Helpers/ShardingCoreHelper.cs b/src/ShardingCore/Helpers/ShardingCoreHelper.cs
index 11f4417f..aaa55a17 100644
--- a/src/ShardingCore/Helpers/ShardingCoreHelper.cs
+++ b/src/ShardingCore/Helpers/ShardingCoreHelper.cs
@@ -90,16 +90,18 @@ namespace ShardingCore.Helpers
         {
             var contextType = typeof(TContext);
             var declaredConstructors = contextType.GetTypeInfo().DeclaredConstructors.ToList();
-            if (declaredConstructors.Count != 1)
+            if (declaredConstructors.Count(o => !o.IsStatic) != 1)
             {
                 throw new ArgumentException($"dbcontext : {contextType} declared constructor count more {contextType},if u want support multi constructor params plz replace ${nameof(IDbContextCreator)} interface");
             }
-            if (declaredConstructors[0].GetParameters().Length != 1)
+
+            var defaultDeclaredConstructor = declaredConstructors.First(o=>!o.IsStatic);
+            if (defaultDeclaredConstructor.GetParameters().Length != 1)
             {
                 throw new ArgumentException($"dbcontext : {contextType} declared constructor parameters more ,if u want support multi constructor params plz replace ${nameof(IDbContextCreator)} interface");
             }
 
-            var paramType = declaredConstructors[0].GetParameters()[0].ParameterType;
+            var paramType = defaultDeclaredConstructor.GetParameters()[0].ParameterType;
             if (paramType != typeof(ShardingDbContextOptions) && paramType != typeof(DbContextOptions) && paramType != typeof(DbContextOptions<TContext>))
             {
                 throw new ArgumentException($"dbcontext : {contextType} declared constructor parameters should use {typeof(ShardingDbContextOptions)} or {typeof(DbContextOptions)} or {typeof(DbContextOptions<TContext>)},if u want support multi constructor params plz replace ${nameof(IDbContextCreator)} interface ");