--- a/annotation/PeekFrom.cs	Tue Jun 23 19:27:24 2020 +0900
+++ b/annotation/PeekFrom.cs	Tue Aug 25 19:05:46 2020 +0900
@@ -5,7 +5,7 @@
     public class PeekFrom : Attribute {
         private string _name;
 
-        public String value() {
+        public String Value() {
             return _name;
         }
     }

--- a/annotation/TakeFrom.cs	Tue Jun 23 19:27:24 2020 +0900
+++ b/annotation/TakeFrom.cs	Tue Aug 25 19:05:46 2020 +0900
@@ -5,7 +5,7 @@
     public class TakeFrom : Attribute {
         private string _name;
 
-        public String value() {
+        public String Value() {
             return _name;
         }
     }

--- a/datagear/DataGearManager.cs	Tue Jun 23 19:27:24 2020 +0900
+++ b/datagear/DataGearManager.cs	Tue Aug 25 19:05:46 2020 +0900
@@ -1,4 +1,5 @@
 using System;
+using Christie_net.datagear.command;
 using Christie_net.datagear.dg;
 
 namespace Christie_net.datagear {

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/datagear/DataGears.cs	Tue Aug 25 19:05:46 2020 +0900
@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+
+namespace Christie_net.datagear.dg {
+    public class DataGears {
+        protected SortedDictionary<string, BlockingCollection<DataGear<Type>>> dataGears = 
+            new SortedDictionary<string, BlockingCollection<DataGear<Type>>>();
+        private object syncObject = new object();
+
+        public void Put(string key, DataGear<Type> dg) {
+            lock (syncObject) {
+                
+            }
+        }
+
+        public object Peek(string key) {
+            return dataGears.
+        }
+
+        public object GetData(Command cm) {
+            switch (cm.type) {
+                
+            }
+        }
+        
+        public void SetData()
+    }
+}
\ No newline at end of file

--- a/datagear/command/Command.cs	Tue Jun 23 19:27:24 2020 +0900
+++ b/datagear/command/Command.cs	Tue Aug 25 19:05:46 2020 +0900
@@ -1,5 +1,39 @@
+using System;
+using System.Data.Common;
+using Christie_net.codegear;
+using Christie_net.datagear.dg;
+
 namespace Christie_net.datagear.command {
     public abstract class Command {
-        public CommandTy
+        public CommandType type;
+        public string key = null;
+        public string toDgmName = null; // for take
+        public string fromDgmName = "local"; // for remotetake/reply
+        public int cgmID = -1; // for localtake
+        public CodeGear cg = null; // for localtake
+        public DataGear<Type> dg = null; // for put/localtake/reply
+        public Type clazz = null; // for remote
+        public Connection connection = null; // for reply
+
+        public Command(CommandBuilder cb) {
+            this.type = type;
+            this.key = null;
+            this.toDgmName = null;
+            this.fromDgmName = "local";
+            this.cgmID = null;
+            this.cg = null;
+            this.dg = null;
+            this.clazz = null;
+            this.connection = null;
+        }
+
+        // instead of any Constoractor args
+        protected void CheckNeedParam(ComanndBuilder cb) {
+            
+        }
+
+        public abstract void Execute();
+        
+        public abstract 
     }
 }
\ No newline at end of file

--- a/datagear/command/CommandType.cs	Tue Jun 23 19:27:24 2020 +0900
+++ b/datagear/command/CommandType.cs	Tue Aug 25 19:05:46 2020 +0900
@@ -1,3 +1,5 @@
+using System.Collections.Generic;
+
 namespace Christie_net.datagear.command {
     public enum CommandType {
         PUT,
@@ -11,6 +13,24 @@
     };
 
     public static class CommandTypeEtx {
-        
+        public static int id; // command ID
+        public static Dictionary<int, CommandType> hash = new Dictionary<int, CommandType>();
+        private static int lastID = 0;  // total command number
+
+        private CommandTypeEtx() {
+            this.id = id;
+        }
+
+        private static int IncrementLastID() {
+            return ++lastID;
+        }
+
+        public static CommandType GetCommandTypeFromID(int id) {
+            return hash[id];
+        }
+
+        static {
+            for(CommandType type: CommandType.va)
+        }
     }
 }
\ No newline at end of file

--- a/datagear/dg/DataGears.cs	Tue Jun 23 19:27:24 2020 +0900
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,29 +0,0 @@
-using System;
-using System.Collections.Concurrent;
-using System.Collections.Generic;
-
-namespace Christie_net.datagear.dg {
-    public class DataGears {
-        protected SortedDictionary<string, BlockingCollection<DataGear<Type>>> dataGears = 
-            new SortedDictionary<string, BlockingCollection<DataGear<Type>>>();
-        private object syncObject = new object();
-
-        public void Put(string key, DataGear<Type> dg) {
-            lock (syncObject) {
-                
-            }
-        }
-
-        public object Peek(string key) {
-            return dataGears.
-        }
-
-        public object GetData(Command cm) {
-            switch (cm.type) {
-                
-            }
-        }
-        
-        public void SetData()
-    }
-}
\ No newline at end of file