How can I read a text file in Android

Question

I want to read the text from a text file   In the code below  an exception occurs  that means it goes to the catch block    I put the text file in the application folder   Where should I put this text file  mani txt  in order to read it correctly       try               InputStream instream   openFileInput  E   test  src  com  test  mani txt             if  instream    null                        InputStreamReader inputreader   new InputStreamReader instream                BufferedReader buffreader   new BufferedReader inputreader                String line line1                   try                               while   line   buffreader readLine       null                      line1  line               catch  Exception e                                 e printStackTrace                                       catch  Exception e                 String error             error e getMessage

User · Answer

Try this   try           reader   new BufferedReader new InputStreamReader in  UTF-8           catch  UnsupportedEncodingException e1               TODO Auto-generated catch block         e1 printStackTrace                String line           String s         try              line   reader readLine             catch  IOException e               e printStackTrace               while  line    null                  s   s   line         s  s   n          try                      line   reader readLine                     catch  IOException e                       e printStackTrace                       tv setText    s

User · Answer

Try this    I assume your text file is on sd card        Find the directory for the SD Card using the API    Don t  hardcode   sdcard  File sdcard   Environment getExternalStorageDirectory       Get the text file File file   new File sdcard  file txt       Read text from file StringBuilder text   new StringBuilder     try       BufferedReader br   new BufferedReader new FileReader file        String line       while   line   br readLine       null            text append line           text append   n              br close      catch  IOException e          You ll need to add proper error handling here      Find the view by its id TextView tv    TextView findViewById R id text view      Set the text tv setText text toString       following links can also help you    How can I read a text file from the SD card in Android   How to read text file in Android   Android read text raw resource file

User · Answer

Put your text file in Asset Folder    amp  read file form that folder     see below reference links     http   www technotalkative com android-read-file-from-assets   http   sree cc google reading-text-file-from-assets-folder-in-android  Reading a simple text file  hope it will help

User · Answer

Try this code  public static String pathRoot     sdcard system temp    public static String readFromFile Context contect  String nameFile        String aBuffer           try           File myFile   new File pathRoot   nameFile           FileInputStream fIn   new FileInputStream myFile           BufferedReader myReader   new BufferedReader new InputStreamReader fIn            String aDataRow               while   aDataRow   myReader readLine       null                aBuffer    aDataRow                    myReader close          catch  FileNotFoundException e            e printStackTrace          catch  IOException e            e printStackTrace              return aBuffer

User · Answer

First you store your text file in to raw folder   private void loadWords   throws IOException       Log d TAG   Loading words           final Resources resources   mHelperContext getResources        InputStream inputStream   resources openRawResource R raw definitions       BufferedReader reader   new BufferedReader new InputStreamReader inputStream         try           String line          while   line   reader readLine       null                String   strings   TextUtils split line   -                if  strings length  lt  2                  continue              long id   addWord strings 0  trim    strings 1  trim                 if  id  lt  0                    Log e TAG   unable to add word      strings 0  trim                                   finally           reader close              Log d TAG   DONE loading words

User · Answer

If you want to read file from sd card  Then following code might be helpful for you       StringBuilder text   new StringBuilder        try       File sdcard   Environment getExternalStorageDirectory        File file   new File sdcard  testFile txt             BufferedReader br   new BufferedReader new FileReader file              String line             while   line   br readLine       null                        text append line                       Log i  Test    text     text     end                        text append   n                                catch  IOException e            e printStackTrace                                   finally              br close                     TextView tv    TextView findViewById R id amount          tv setText text toString         Set the text to text view               If you wan to read file from asset folder then     AssetManager am   context getAssets    InputStream is   am open  test txt      Or If you wan to read this file from res raw foldery  where the file will be indexed and is accessible by an id in the R file   InputStream is   getResources   openRawResource R raw test          Good example of reading text file from res raw folder

User · Answer

Shortest form for small text files  in Kotlin   val reader   FileReader path  val txt   reader readText   reader close

[java] How can I read a text file in Android?

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