diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Entities/CactusAPIEntity.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Entities/CactusAPIEntity.java
new file mode 100644
index 0000000..1bcbbf4
--- /dev/null
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Entities/CactusAPIEntity.java
@@ -0,0 +1,10 @@
+package org.ntlab.radishforandroidstudio.cactusClient.Entities;
+
+/**
+ * ネットワークからデータを取得するためのRestAPI
+ */
+
+public interface CactusAPIEntity {
+
+    String API_BASE_URI ="http://nitta-lab-www.is.konan-u.ac.jp/CactusServer/rest/";
+}
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Entities/CactusConnection.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Entities/CactusConnection.java
new file mode 100644
index 0000000..8208995
--- /dev/null
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Entities/CactusConnection.java
@@ -0,0 +1,14 @@
+package org.ntlab.radishforandroidstudio.cactusClient.Entities;
+
+import org.ntlab.radishforandroidstudio.framework.network.HttpAsyncConnection;
+
+public class CactusConnection extends HttpAsyncConnection {
+
+
+    public CactusConnection(String url) {
+        super(url);
+    }
+
+
+}
+
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Entities/CactusConnectionEntity.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Entities/CactusConnectionEntity.java
new file mode 100644
index 0000000..3df5664
--- /dev/null
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/Entities/CactusConnectionEntity.java
@@ -0,0 +1,11 @@
+package org.ntlab.radishforandroidstudio.cactusClient.Entities;
+
+public class CactusConnectionEntity implements CactusAPIEntity {
+
+    private String LOGIN_URL = API_BASE_URI +"accounts";
+
+    public String getLOGIN_URL() {
+        return LOGIN_URL;
+    }
+
+}
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/UseCases/LoginUseCases.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/UseCases/LoginUseCases.java
index a266b04..5d3ed21 100644
--- a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/UseCases/LoginUseCases.java
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/UseCases/LoginUseCases.java
@@ -1,19 +1,17 @@
 package org.ntlab.radishforandroidstudio.cactusClient.UseCases;
 
-import org.ntlab.radishforandroidstudio.cactusClient.Entities.CactusUserEntity;
-import org.ntlab.radishforandroidstudio.cactusClient.models.CactusUserModel;
+import org.ntlab.radishforandroidstudio.cactusClient.Entities.CactusConnectionEntity;
 
-public class LoginUseCases {
+public class LoginUseCases extends UseCase {
 
-    public void LoginUseCase(){}
+    private String LOGIN_URL;
+    private CactusConnectionEntity cactusConnectionEntity;
 
-    void transform(CactusUserEntity cactusUserEntity){
-        CactusUserModel cactusUserModel =null;
-        if (cactusUserEntity != null){
-            cactusUserModel=new CactusUserModel(cactusUserEntity.getUserId());
-//            cactusUserModel.setUserPass();
-        }
-
+    public String userLoginURL() {
+        cactusConnectionEntity = new CactusConnectionEntity();
+        LOGIN_URL = cactusConnectionEntity.getLOGIN_URL();
+        return LOGIN_URL;
     }
 
+
 }
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/UseCases/UseCase.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/UseCases/UseCase.java
new file mode 100644
index 0000000..852587d
--- /dev/null
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/UseCases/UseCase.java
@@ -0,0 +1,6 @@
+package org.ntlab.radishforandroidstudio.cactusClient.UseCases;
+
+public class UseCase {
+
+
+}
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/controller/AddUserFormParam.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/controller/AddUserFormParam.java
deleted file mode 100644
index b6f3115..0000000
--- a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/controller/AddUserFormParam.java
+++ /dev/null
@@ -1,9 +0,0 @@
-package org.ntlab.radishforandroidstudio.cactusClient.controller;
-
-public class AddUserFormParam {
-
-    public AddUserFormParam(){
-
-
-    }
-}
diff --git a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/controller/UserLoginController.java b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/controller/UserLoginController.java
index e0a1d9a..79339e1 100644
--- a/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/controller/UserLoginController.java
+++ b/app/src/main/java/org/ntlab/radishforandroidstudio/cactusClient/controller/UserLoginController.java
@@ -9,32 +9,44 @@
 
 import org.ntlab.radishforandroidstudio.R;
 import org.ntlab.radishforandroidstudio.cactusClient.Cactus;
-import org.ntlab.radishforandroidstudio.cactusClient.connections.LoginFragmentConnection;
+import org.ntlab.radishforandroidstudio.cactusClient.Entities.CactusConnection;
+import org.ntlab.radishforandroidstudio.cactusClient.UseCases.LoginUseCases;
 import org.ntlab.radishforandroidstudio.cactusClient.models.account.Account;
 import org.ntlab.radishforandroidstudio.cactusClient.models.account.URIAddressedAccount;
 import org.ntlab.radishforandroidstudio.cactusClient.views.InstancesFragment;
 import org.ntlab.radishforandroidstudio.framework.network.CallBack;
 
 public class UserLoginController {
-    private LoginFragmentConnection connection;
+
     private Cactus userCactus;
     private String userID;
     private String userPass;
+    private String Login_URL;
     private FragmentManager manager;
 
+    LoginUseCases loginUseCases;
+    CactusConnection loginConnection;
+
     public UserLoginController(Cactus cactus, EditText userName, EditText passWord, FragmentManager fragmentManager) {
-        connection = new LoginFragmentConnection();
+
         this.userID = userName.getText().toString();
         this.userPass = passWord.getText().toString();
         this.userCactus = cactus;
         this.manager = fragmentManager;
+
+        connection();
     }
 
+    private void connection() {
+        loginUseCases = new LoginUseCases();
+        Login_URL = loginUseCases.userLoginURL();
+        loginConnection = new CactusConnection(Login_URL);
+    }
 
     public void addFormParam() {
-        connection.addFormParam("userID", userID);
-        connection.addFormParam("userPass", userPass);
-        connection.doPut();
+        loginConnection.addFormParam("userID", userID);
+        loginConnection.addFormParam("userPass", userPass);
+        loginConnection.doPut();
 
     }
 
@@ -55,12 +67,13 @@
         }
     }
 
+
     public void loginResponse() {
-        connection.setCallBack(new CallBack() {
+
+        loginConnection.setCallBack(new CallBack() {
             @Override
             public void onResponse(String response) {
                 changeJson(response);
-
             }
         });
     }