Implemented all Methods and interfaces

app/src/main/java/com/a1/nextlocation/recyclerview/LocationAdapter.java

@@ -1,8 +1,40 @@
 package com.a1.nextlocation.recyclerview;
 
-public class LocationAdapter {
+import android.view.View;
+import android.view.ViewGroup;
 
-    class LocationViewHolder {
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+public class LocationAdapter extends RecyclerView.Adapter<LocationAdapter.LocationViewHolder> {
+
+    @NonNull
+    @Override
+    public LocationViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        return null;
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull LocationViewHolder holder, int position) {
 
     }
+
+    @Override
+    public int getItemCount() {
+        return 0;
+    }
+
+    class LocationViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
+
+        public LocationViewHolder(@NonNull View itemView) {
+            super(itemView);
+        }
+
+        @Override
+        public void onClick(View view) {
+
+        }
+    }
+
+
 }