bug fixed, it works now

Author: katcom

app/src/main/java/com/katcom/androidFileVault/FileVault.java

@@ -8,13 +8,13 @@
 import java.util.UUID;
 
 public class FileVault {
-    private static String vaultDirectory = "FileVaultOne";
+    public static String sVaultDirectory = "FileVaultOne";
     private static FileVault sVault;
     private List<ProtectedFile> mFiles;
     private FileVault(Context context){
         // Singleton
         File directory = context.getFilesDir();
-        File vaultFolder = new File(directory, vaultDirectory);
+        File vaultFolder = new File(directory, sVaultDirectory);
 
         String[] files = vaultFolder.list();
 
@@ -46,6 +46,6 @@ public ProtectedFile getFile(UUID id){
     }
 
     public String getVaultDirectory(){
-        return vaultDirectory;
+        return sVaultDirectory;
     }
 }

app/src/main/java/com/katcom/androidFileVault/Utils.java

@@ -17,24 +17,25 @@ public class Utils {
     public static void copyFilesFromAsset(Context context,String source,String target){
         AssetManager assets = context.getAssets();
         String[] files = null;
-        target = "/" + target + "/";
+        target = context.getFilesDir()+"/"+target;
 
         try{
             files = assets.list(source);
         }catch (IOException ioe){
             Log.e(TAG,"Could not list assets",ioe);
         }
+
         if(files != null){
             InputStream in = null;
             OutputStream out  = null;
 
             for(String filename :files){
                 try{
                     String assetPath = source + "/"+ filename;
-                    String targetPath = "/" + target + "/" + filename;
+                    String targetPath = target + "/" + filename;
 
                     in = assets.open(assetPath);
-                    File file = new File(context.getFilesDir()+targetPath);
+                    File file = new File(targetPath);
 
                     if(file.exists()){
                        continue;

app/src/main/java/com/katcom/androidFileVault/VaultFragment.java

@@ -1,7 +1,6 @@
 package com.katcom.androidFileVault;
 
 import android.os.Bundle;
-import android.os.Handler;
 import android.support.annotation.NonNull;
 import android.support.design.widget.NavigationView;
 import android.support.v4.app.Fragment;
@@ -14,6 +13,7 @@
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageView;
 import android.widget.TextView;
 
 import java.io.File;
@@ -49,17 +49,21 @@ public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
         mFileRecyclerView = view.findViewById(R.id.vault_file_recycler_view);
         mFileRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
 
-        mVault = FileVault.get(getActivity());
-        File file = new File(this.getContext().getFilesDir() + "/" + mVault.getVaultDirectory());
-        if(!file.exists()){
-            file.mkdir();
-        }
-        Utils.copyFilesFromAsset(this.getContext(),"sample_files","FileVaultOne");
+        copySampleFiles();
 
+        mVault = FileVault.get(this.getContext());
         updateUI();
         return view;
     }
 
+    private void copySampleFiles() {
+        File file = new File(this.getContext().getFilesDir() + "/" + FileVault.sVaultDirectory);
+        if(!file.exists()){
+            file.mkdir();
+        }
+        Utils.copyFilesFromAsset(this.getContext(),"sample_files",FileVault.sVaultDirectory);
+    }
+
     private void updateUI() {
         List<ProtectedFile> files = mVault.getFiles();
 
@@ -83,14 +87,15 @@ public boolean onOptionsItemSelected(MenuItem item){
 
     private class FileHolder extends RecyclerView.ViewHolder{
         public TextView mFileTextView;
-
         public FileHolder(@NonNull View itemView) {
             super(itemView);
-            mFileTextView = (TextView) itemView;
+            mFileTextView = (TextView) itemView.findViewById(R.id.file_preview_filename_name_text_view);
+
         }
     }
     private class FileAdapter extends  RecyclerView.Adapter<FileHolder>{
         private List<ProtectedFile> mFiles;
+
         public FileAdapter(List<ProtectedFile> files){
             mFiles = files;
         }
@@ -99,7 +104,7 @@ public FileAdapter(List<ProtectedFile> files){
         public FileHolder onCreateViewHolder(@NonNull ViewGroup parent, int i) {
             LayoutInflater layoutInflater = LayoutInflater.from(getActivity());
             View view = layoutInflater
-                    .inflate(android.R.layout.simple_list_item_1,parent,false);
+                    .inflate(R.layout.item_file_preview_filename,parent,false);
 
             return new FileHolder(view);
         }
@@ -108,7 +113,6 @@ public FileHolder onCreateViewHolder(@NonNull ViewGroup parent, int i) {
         public void onBindViewHolder(@NonNull FileHolder fileHolder, int position) {
             ProtectedFile file = mFiles.get(position);
             fileHolder.mFileTextView.setText(file.getFilename());
-
         }
 
         @Override

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

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content">
+
+    <TextView
+        android:id="@+id/file_preview_filename_name_text_view"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="TextView" />
+</LinearLayout>

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

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="200dp"
+    android:layout_height="200dp"
+    android:orientation="vertical"
+    android:gravity="center">
+
+    <ImageView
+        android:id="@+id/file_preview_image_view"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:src="@drawable/ic_launcher_background"/>
+    <TextView
+        android:id="@+id/file_preview_filename_text_view"
+        android:layout_below="@id/file_preview_image_view"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="sample"/>
+</LinearLayout>