
- Android Basics
- Android - Home
- Android - Overview
- Android - Environment Setup
- Android - Architecture
- Android - Application Components
- Android - Hello World Example
- Android - Resources
- Android - Activities
- Android - Services
- Android - Broadcast Receivers
- Android - Content Providers
- Android - Fragments
- Android - Intents/Filters
- Android - User Interface
- Android - UI Layouts
- Android - UI Controls
- Android - Event Handling
- Android - Styles and Themes
- Android - Custom Components
- Android Advanced Concepts
- Android - Drag and Drop
- Android - Notifications
- Location Based Services
- Android - Sending Email
- Android - Sending SMS
- Android - Phone Calls
- Publishing Android Application
- Android Useful Examples
- Android - Alert Dialoges
- Android - Animations
- Android - Audio Capture
- Android - AudioManager
- Android - Auto Complete
- Android - Best Practices
- Android - Bluetooth
- Android - Camera
- Android - Clipboard
- Android - Custom Fonts
- Android - Data Backup
- Android - Developer Tools
- Android - Emulator
- Android - Facebook Integration
- Android - Gestures
- Android - Google Maps
- Android - Image Effects
- Android - ImageSwitcher
- Android - Internal Storage
- Android - JetPlayer
- Android - JSON Parser
- Android - Linkedin Integration
- Android - Loading Spinner
- Android - Localization
- Android - Login Screen
- Android - MediaPlayer
- Android - Multitouch
- Android - Navigation
- Android - Network Connection
- Android - NFC Guide
- Android - PHP/MySQL
- Android - Progress Circle
- Android - ProgressBar
- Android - Push Notification
- Android - RenderScript
- Android - RSS Reader
- Android - Screen Cast
- Android - SDK Manager
- Android - Sensors
- Android - Session Management
- Android - Shared Preferences
- Android - SIP Protocol
- Android - Spelling Checker
- Android - SQLite Database
- Android - Support Library
- Android - Testing
- Android - Text to Speech
- Android - TextureView
- Android - Twitter Integration
- Android - UI Design
- Android - UI Patterns
- Android - UI Testing
- Android - WebView Layout
- Android - Wi-Fi
- Android - Widgets
- Android - XML Parsers
- Android Useful Resources
- Android - Questions and Answers
- Android - Useful Resources
- Android - Discussion
How to write files to asset folder in android?
This example demonstrates how do I write files to asset folder in android.
Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.
Step 2 − Add the following code to res/layout/activity_main.xml.
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".MainActivity"> <Button android:id="@+id/btnReadFile" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:layout_above="@id/textView" android:layout_marginBottom="15dp" android:text="Read File"/> <TextView android:id="@+id/textView" android:layout_centerInParent="true" android:textSize="16sp" android:textStyle="bold|italic" android:layout_width="wrap_content" android:layout_height="wrap_content" /> </RelativeLayout>
Step 3 – Create a new Assets folder and write a new text file in it.
To write a text file, Right click, select New >> file (Quote.txt)
Step 4 − Add the following code to src/MainActivity.java
import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.TextView; import java.io.IOException; import java.io.InputStream; public class MainActivity extends AppCompatActivity { TextView textView; Button button; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); textView = findViewById(R.id.textView); button = findViewById(R.id.btnReadFile); button.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { String string = ""; InputStream inputStream = null; try { inputStream = getAssets().open("Quotes.txt"); int size = inputStream.available(); byte[] buffer = new byte[size]; inputStream.read(buffer); string = new String(buffer); } catch (IOException e) { e.printStackTrace(); } textView.setText(string); } }); } }
Step 5 – Add the following code to androidManifest.xml
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="app.com.sample"> <application android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:label="@string/app_name" android:roundIcon="@mipmap/ic_launcher_round" android:supportsRtl="true" android:theme="@style/AppTheme"> <activity android:name=".MainActivity"> <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application> </manifest>
Let's try to run your application. I assume you have connected your actual Android Mobile device with your computer. To run the app from android studio, open one of your project's activity files and click Run icon from the toolbar. Select your mobile device as an option and then check your mobile device which will display your default screen –
Click here to download the project code.
- Related Articles
- How to write files to the assets folder in android using Kotlin?
- How to load files from asset directory into WebView in Android?
- How to Copy files or Folder without overwriting existing files?
- How to play videos in Android from assets folder or raw folder?
- Python - How to Merge all excel files in a folder
- How to upload files in Laravel directly into the public folder?
- How to copy files from one folder to another using Python?
- How to access data/data folder in Android device?
- How to read multiple text files from a folder in Python?(Tkinter)
- How to copy certain files from one folder to another using Python?
- How to read all files in a folder to a single file using Java?
- How to get list of all files/folders from a folder in Java?
- How to upload multiple files and store them in a folder with PHP?
- How to set the Android permission on a folder/file on SD Card to be able to write to it?
- How to obtain a list of all files in a public folder in Laravel?
