Listview is in the nav drawer activity na

.idea/gradle.xml

@@ -5,7 +5,7 @@
       <GradleProjectSettings>
         <option name="distributionType" value="LOCAL" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleHome" value="C:\Program Files\Android\Android Studio\gradle\gradle-2.14.1" />
+        <option name="gradleHome" value="D:\Software\Android Studio\gradle\gradle-2.14.1" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />

.idea/misc.xml

@@ -27,22 +27,6 @@
       </value>
     </option>
   </component>
-  <component name="ProjectInspectionProfilesVisibleTreeState">
-    <entry key="Project Default">
-      <profile-state>
-        <expanded-state>
-          <State>
-            <id />
-          </State>
-        </expanded-state>
-        <selected-state>
-          <State>
-            <id>Android</id>
-          </State>
-        </selected-state>
-      </profile-state>
-    </entry>
-  </component>
   <component name="ProjectLevelVcsManager" settingsEditedManually="false">
     <OptionsSetting value="true" id="Add" />
     <OptionsSetting value="true" id="Remove" />
@@ -59,19 +43,4 @@
   <component name="ProjectType">
     <option name="id" value="Android" />
   </component>
-  <component name="masterDetails">
-    <states>
-      <state key="ScopeChooserConfigurable.UI">
-        <settings>
-          <splitter-proportions>
-            <option name="proportions">
-              <list>
-                <option value="0.2" />
-              </list>
-            </option>
-          </splitter-proportions>
-        </settings>
-      </state>
-    </states>
-  </component>
 </project>
\ No newline at end of file

.idea/vcs.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+    <mapping directory="" vcs="Git" />
   </component>
 </project>
\ No newline at end of file

app/src/main/java/com/testapp/NavDrawerActivity.java

 package com.testapp;
 
+import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
 import android.support.design.widget.FloatingActionButton;
@@ -15,11 +16,37 @@ import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.Toolbar;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.widget.ListView;
 import android.widget.Toast;
 
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.testapp.entities.CData;
+import com.testapp.entities.Dish;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import okhttp3.Cache;
+import okhttp3.Interceptor;
+import okhttp3.OkHttpClient;
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
+import retrofit2.Retrofit;
+import retrofit2.converter.gson.GsonConverterFactory;
+
 public class NavDrawerActivity extends AppCompatActivity
         implements NavigationView.OnNavigationItemSelectedListener {
 
+
+    private CanteeneoApiInterface service;
+    private static Context c;
+    private DishAdapter adapter;
+    private ArrayList<Dish> dishes = new ArrayList<>();
+
     public static String EXTRA_MESSAGE = "com.testapp.MESSAGE";
 
     @Override
@@ -55,9 +82,52 @@ public class NavDrawerActivity extends AppCompatActivity
 
     public void goToSearchPage(String query) {
 
-        Intent intent = new Intent(this, SearchActivity.class);
-        intent.putExtra("query", query);
-        startActivity(intent);
+        String dishName = query;
+
+        ListView lv = (ListView) findViewById(R.id.listView);
+        adapter = new DishAdapter(this, dishes);
+        lv.setAdapter(adapter);
+
+        c = getApplicationContext();
+
+        File httpCacheDirectory = new File(this.getCacheDir(), "responses");
+        int cacheSize = 10 * 1024 * 1024; // 10 MiB
+        Cache cache = new Cache(httpCacheDirectory, cacheSize);
+
+        OkHttpClient client = new OkHttpClient().newBuilder()
+                .addNetworkInterceptor(REWRITE_CACHE_CONTROL_INTERCEPTOR)
+                .cache(cache)
+                .build();
+
+        Gson gson = new GsonBuilder()
+                .setDateFormat("yyyy-MM-dd'T'HH:mm:ssZ")
+                .create();
+
+        Retrofit retrofit = new Retrofit.Builder()
+                .baseUrl("http://" + getResources().getString(R.string.server_ip) + ":5000/")
+                .client(client)
+                .addConverterFactory(GsonConverterFactory.create(gson))
+                .build();
+
+        service = retrofit.create(CanteeneoApiInterface.class);
+
+        getAllData();
+        searchDish(dishName);
+    }
+
+    private void getAllData() {
+        Call<CData> call = service.getAll();
+        call.enqueue(new Callback<CData>() {
+            @Override
+            public void onResponse(Call<CData> call, Response<CData> response) {
+                int statusCode = response.code();
+                CData cdata = response.body();
+            }
+
+            @Override
+            public void onFailure(Call<CData> call, Throwable throwable) {
+            }
+        });
     }
 
     @Override
@@ -128,4 +198,41 @@ public class NavDrawerActivity extends AppCompatActivity
         drawer.closeDrawer(GravityCompat.START);
         return true;
     }
+
+    private void searchDish(String name) {
+        Call<List<Dish>> call = service.searchByName(name);
+        call.enqueue(new Callback<List<Dish>>() {
+            @Override
+            public void onResponse(Call<List<Dish>> call, Response<List<Dish>> response) {
+                List<Dish> newDishes = response.body();
+                dishes.clear();
+                dishes.addAll(newDishes);
+                adapter.notifyDataSetChanged();
+            }
+
+            @Override
+            public void onFailure(Call<List<Dish>> call, Throwable t) {
+
+            }
+        });
+    }
+
+
+    private static final Interceptor REWRITE_CACHE_CONTROL_INTERCEPTOR = new Interceptor() {
+        @Override
+        public okhttp3.Response intercept(Chain chain) throws IOException {
+            okhttp3.Response origResponse = chain.proceed(chain.request());
+            if (AppUtils.isNetworkAvailable(c)) {
+                int maxAge = 60; // read from cache for 1 minute
+                return origResponse.newBuilder()
+                        .header("Cache-Control", "public, max-age=" + maxAge)
+                        .build();
+            } else {
+                int maxStale = 60 * 60 * 24 * 28; // tolerate 4-weeks stale
+                return origResponse.newBuilder()
+                        .header("Cache-Control", "public, only-if-cached, max-stale=" + maxStale)
+                        .build();
+            }
+        }
+    };
 }

app/src/main/res/layout/content_nav_drawer.xml

@@ -13,4 +13,11 @@
     tools:context="com.testapp.NavDrawerActivity"
     tools:showIn="@layout/app_bar_nav_drawer">
 
+    <ListView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:id="@+id/listView"
+        android:layout_alignParentTop="true"
+        android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true" />
 </RelativeLayout>

app/src/main/res/layout/content_search.xml

@@ -11,13 +11,5 @@
     android:paddingTop="@dimen/activity_vertical_margin"
     app:layout_behavior="@string/appbar_scrolling_view_behavior"
     tools:context="com.testapp.SearchActivity"
-    tools:showIn="@layout/activity_search">
-
-    <ListView
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:id="@+id/listView"
-        android:layout_alignParentTop="true"
-        android:layout_alignParentLeft="true"
-        android:layout_alignParentStart="true" />
+    tools:showIn="@layout/activity_search" >
 </RelativeLayout>

app/src/main/res/values/strings.xml

@@ -25,4 +25,10 @@
     <string name="title_activity_search">SearchActivity</string>
 
     <string name="server_ip">192.168.43.250</string>
+
+    <string-array name="sampleEntries">
+        <item>Item 1</item>
+        <item>Item 2</item>
+        <item>Item 3</item>
+    </string-array>
 </resources>