diff --git a/LINQ/TestMain/Module1.vb b/LINQ/TestMain/Module1.vb
index ae852ea..e609fbb 100644
--- a/LINQ/TestMain/Module1.vb
+++ b/LINQ/TestMain/Module1.vb
@@ -9,6 +9,9 @@ Module Module1
 
     Sub Main()
 
+        Dim svr As New RQL.RESTProvider
+        Call svr.Run()
+
         Dim stststs = LDM.Statements.LinqStatement.TryParse( _
  _
             "From x As Integer In ""E:\Microsoft.VisualBasic.Parallel\trunk\LINQ\ints.txt"" Let add = x + 50 Where add > 0 Let cc = add ^ 2 let abc as double = cc mod 99 +11.025R Select abc, cc, x, add, nn = cc+ x/ add * 22 mod 5, gg = math.max(cc,add)")
diff --git a/LINQ/TestMain/TestMain.vbproj b/LINQ/TestMain/TestMain.vbproj
index bd045c6..6278f1a 100644
--- a/LINQ/TestMain/TestMain.vbproj
+++ b/LINQ/TestMain/TestMain.vbproj
@@ -150,6 +150,14 @@
       <Project>{fecce1fd-e1d4-49e3-a668-60bb5e7aed99}</Project>
       <Name>+Microsoft.VisualBasic.Architecture.Framework</Name>
     </ProjectReference>
+    <ProjectReference Include="..\..\..\..\REST_Framework\HTTPServer\SMRUCC.HTTPInternal\SMRUCC.HTTPInternal.vbproj">
+      <Project>{fbfc1455-b232-4f16-afc7-4054a8b864ab}</Project>
+      <Name>SMRUCC.HTTPInternal</Name>
+    </ProjectReference>
+    <ProjectReference Include="..\..\RQL\RQL.vbproj">
+      <Project>{bc922a27-9bc3-4e7e-be3d-55fc03fb4160}</Project>
+      <Name>RQL</Name>
+    </ProjectReference>
     <ProjectReference Include="..\LINQ\Linq.vbproj">
       <Project>{0a9b9fa6-e12d-48fd-b979-9f021a591e69}</Project>
       <Name>Linq</Name>
diff --git a/RQL/LinqAPI.vb b/RQL/LinqAPI.vb
index dfef2d7..9db1b7b 100644
--- a/RQL/LinqAPI.vb
+++ b/RQL/LinqAPI.vb
@@ -1,4 +1,5 @@
 Imports Microsoft.VisualBasic.CommandLine.Reflection
+Imports Microsoft.VisualBasic.ComputingServices.TaskHost
 Imports SMRUCC.HTTPInternal.AppEngine
 Imports SMRUCC.HTTPInternal.AppEngine.APIMethods
 Imports SMRUCC.HTTPInternal.Platform
@@ -6,33 +7,7 @@ Imports SMRUCC.HTTPInternal.Platform
 ''' <summary>
 ''' 对外部提供Linq查询服务的WebApp
 ''' </summary>
-<[Namespace]("Linq")>
-Public Class LinqAPI : Inherits WebApp
+Public Class LinqAPI : Inherits LinqPool
 
-    Sub New(main As PlatformEngine)
-        Call MyBase.New(main)
-    End Sub
 
-    ''' <summary>
-    ''' 通过这个默认的API复写方法来执行linq查询的创建
-    ''' </summary>
-    ''' <param name="uri"></param>
-    ''' <param name="args"></param>
-    ''' <param name="out"></param>
-    ''' <returns></returns>
-    Public Function ExecLinq(uri As String, args As String, ByRef out As String) As Boolean
-
-    End Function
-
-    <ExportAPI("/linq/move_next.vb",
-               Info:="Execute linq iterator move next and then returns a data set. If the n number parameter is default 1, then a single object will returns, or a array of object will be returns.",
-               Usage:="/linq/move_next.vb?uid=&lt;hashCode>&n=&lt;numbers,default is 1>")>
-    <[GET](GetType(String))>
-    Public Function MoveNext(args As String) As String
-
-    End Function
-
-    Public Overrides Function Page404() As String
-        Return PlatformEngine.Page404
-    End Function
 End Class
diff --git a/RQL/RESTProvider.vb b/RQL/RESTProvider.vb
index 3773f68..c9ba7a5 100644
--- a/RQL/RESTProvider.vb
+++ b/RQL/RESTProvider.vb
@@ -6,12 +6,12 @@ Imports Microsoft.VisualBasic.Serialization
 Imports SMRUCC.HTTPInternal.Core
 
 ''' <summary>
-''' 在线查询服务提供模块
+''' 在线查询服务提供模块，在这个模块之中只负责进行url参数的解析工作
 ''' </summary>
 Public Class RESTProvider : Inherits HttpServer
 
     Public ReadOnly Property Repository As Repository
-    Public ReadOnly Property LinqProvider As LinqPool = New LinqPool
+    Public ReadOnly Property LinqProvider As LinqAPI = New LinqAPI
 
     ''' <summary>
     ''' 
@@ -23,6 +23,10 @@ Public Class RESTProvider : Inherits HttpServer
         Me.Repository = repo
     End Sub
 
+    Sub New()
+        Call Me.New(80, RQL.Repository.LoadDefault)
+    End Sub
+
     ''' <summary>
     ''' http://linq.gcmodeller.org/kegg/pathways?where=test_expr(pathway)
     ''' 测试条件里面的对象实例的标识符使用资源url里面的最后一个标识符为变量名
@@ -32,16 +36,26 @@ Public Class RESTProvider : Inherits HttpServer
     ''' <param name="p"></param>
     ''' <return>返回一个网络终点IpEndPoint</return>
     Public Overrides Sub handleGETRequest(p As HttpProcessor)
+        If p.IsWWWRoot Then
+            ' 返回帮助信息
+        Else
+            Call __apiInvoke(p)
+        End If
+    End Sub
+
+    Private Sub __apiInvoke(p As HttpProcessor)
         Dim url As String = p.http_url
         Dim pos As Integer = InStr(url, "?")
         Dim expr As String = ""
         If pos = 0 Then
             ' expr为空
         Else
-            expr = Mid(url, pos + 1).Trim
+            expr = Mid(url, pos + 1).Trim  ' 参数里面可能含有转意字符，还需要进行转意
+            expr = expr.URLEscapes
+            url = Mid(url, 1, pos - 1)
         End If
 
-        Dim source = Repository.GetRepository(url, expr) ' expr为空的话，则没有where测试，则返回所有数据
+        Dim source As IEnumerable = Repository.GetRepository(url, expr) ' expr为空的话，则没有where测试，则返回所有数据
         Dim linq As IPEndPoint = LinqProvider.OpenQuery(source, Repository.GetType(url))
         Call p.outputStream.WriteLine(linq.GetJson)
     End Sub
diff --git a/RQL/Repository.vb b/RQL/Repository.vb
index c091cb9..f1db74d 100644
--- a/RQL/Repository.vb
+++ b/RQL/Repository.vb
@@ -15,7 +15,7 @@ Public Class Repository : Implements ISaveHandle
     ''' {lower_case.url, type_info}
     ''' </summary>
     ''' <returns></returns>
-    Public ReadOnly Property Models As Dictionary(Of String, EntityProvider)
+    Public Property Models As New Dictionary(Of String, EntityProvider)
 
     ReadOnly __types As TypeRegistry
     ReadOnly __api As APIProvider
@@ -44,11 +44,20 @@ Public Class Repository : Implements ISaveHandle
         Return api.GetType
     End Function
 
-    Public Function LoadFile(url As String) As Repository
-        Return LoadJsonFile(Of Repository)(url)
+    Public Shared Function LoadFile(url As String) As Repository
+        Try
+            Return LoadJsonFile(Of Repository)(url)
+        Catch ex As Exception
+            ex = New Exception(url, ex)
+            Call App.LogException(ex)
+
+            Dim __new As New Repository
+            Call __new.Save(url, Encodings.ASCII)
+            Return __new
+        End Try
     End Function
 
-    Public Function LoadDefault() As Repository
+    Public Shared Function LoadDefault() As Repository
         Return LoadFile(DefaultFile)
     End Function