diff --git a/app/src/main/java/com/example/cosmosclient/entities/JoinGroupResponse.java b/app/src/main/java/com/example/cosmosclient/entities/JoinGroupResponse.java
index b98a746..45aad80 100644
--- a/app/src/main/java/com/example/cosmosclient/entities/JoinGroupResponse.java
+++ b/app/src/main/java/com/example/cosmosclient/entities/JoinGroupResponse.java
@@ -1,11 +1,15 @@
 package com.example.cosmosclient.entities;
 
+import java.lang.reflect.Member;
+import java.util.HashMap;
 import java.util.List;
-
+import java.util.Map;
 public class JoinGroupResponse {
-    public String gId;
-    public String uId;
-    public String token;
-    public String uri;
 
-}
+    public List<Member> member;
+
+    public List<Member> getListMembers() {
+        return member;
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/cosmosclient/views/JoinGroupByIDActivity.java b/app/src/main/java/com/example/cosmosclient/views/JoinGroupByIDActivity.java
index df0f054..96d34fa 100644
--- a/app/src/main/java/com/example/cosmosclient/views/JoinGroupByIDActivity.java
+++ b/app/src/main/java/com/example/cosmosclient/views/JoinGroupByIDActivity.java
@@ -1,8 +1,8 @@
 package com.example.cosmosclient.views;
 
-import android.content.Intent;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
+import android.util.Log;
 import android.view.View;
 import android.widget.Button;
 import android.widget.EditText;
@@ -11,10 +11,12 @@
 
 import com.example.cosmosclient.R;
 import com.example.cosmosclient.app.Cosmos;
-import com.example.cosmosclient.entities.Group;
 import com.example.cosmosclient.entities.JoinGroupResponse;
 import com.example.cosmosclient.resources.JoinGroupRest;
 
+import java.lang.reflect.Member;
+import java.util.List;
+
 import retrofit2.Call;
 import retrofit2.Callback;
 import retrofit2.Response;
@@ -68,6 +70,11 @@
                     @Override
                     public void onResponse(Call<JoinGroupResponse> call, Response<JoinGroupResponse> response) {
                         if (response.isSuccessful()) {
+                            List<Member>listMembers= response.body().getListMembers();
+                            int s = listMembers.size();
+                            for(int i = 0; i < s; i++){
+                            Log.d("debug3", String.valueOf(listMembers.get(i)));
+                            }
 //                            JoinGroupResponse result = response.body();
                             test.setText("成功");
                             Cosmos app = (Cosmos) getApplication();