Android Open Source - Dense-sms-sender-for-android Sd Card Handler

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License

The source code is released under:

Apache License

Java Source Code

package mrhs.ce.DenseSms;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.ArrayList;
/* w  ww  . j a  va2s  .  c  o m*/
import android.content.Context;
import android.os.Environment;
import android.util.Log;
import android.widget.Toast;


public class SdCardHandler {
  
  DatabaseHandler db;
  Context ctx;
  
// Constants related to the condition of the file and the sdcard
    
    final Integer file_Exists =0 ;
    final Integer file_is_created=1;
    final Integer error_creating=2;
    final Integer no_sd_available=3;
    final Integer no_text_file=4;
    final Integer text_file_exists=5;
  
  public SdCardHandler(DatabaseHandler db , Context ctx){
    this.db=db;
    this.ctx=ctx;
  }
  
  public void execute(){
    ArrayList<String> addrList=new ArrayList<String>();
        if((createDirectory())==file_Exists){
          log("Creating directory has been finished");
          addrList=getTextfileNames();
          log("addrList has been created");
        DbPumping(addrList, getTextFileContents(addrList));
        }
    }     
  
  private void DbPumping(ArrayList<String> textFileNames,ArrayList<ArrayList<ArrayList<String>>> textFileContents){
    for(int i=0;i<textFileNames.size();i++){
//      if(db.groupExists(textFileNames.get(i))){      
//        int index=1;
//        while(db.groupExists(textFileNames.get(i)+" "+Integer.toString(index))){
//          index++;
//        }
//        textFileNames.set(i, textFileNames.get(i)+" "+Integer.toString(index));
//      }
      for(int j=0;j<textFileContents.get(i).size();j++){
        if(textFileContents.get(i).get(j).get(1).equals(""))
          db.insert(textFileNames.get(i), textFileContents.get(i).get(j).get(0), "");
        else
          db.insert(textFileNames.get(i), textFileContents.get(i).get(j).get(0), textFileContents.get(i).get(j).get(1));
      }    
    }
  }
  
  private ArrayList<String> getTextfileNames(){ // Finds the text files in the specific folder and returns the names
      File dir= new File (Environment.getExternalStorageDirectory().toString()+
        File.separator+"????? ??? ???????"+File.separator);
      File[] files = dir.listFiles();
      ArrayList<String> addrList=new ArrayList<String>();
      for(File file : files){
        log(file.getName().split(".txt")[0]);
        if(file.isFile() && file.getName().endsWith(".txt")){
            if(!db.groupExists(file.getName().split(".txt")[0]))
              addrList.add(file.getName().split(".txt")[0]);
        }
      }
      return addrList;
      
    }
  private ArrayList<ArrayList<ArrayList<String>>> getTextFileContents(ArrayList<String> addrList){ // returns the contents of the text files based on the names list
      
      ArrayList<ArrayList<ArrayList<String>>> phoneList=new ArrayList<ArrayList<ArrayList<String>>>();
      for(int i=0 ; i<addrList.size() ; i++){
        phoneList.add(new ArrayList<ArrayList<String>>());
        File file=new File(Environment.getExternalStorageDirectory().toString()+
            File.separator+"????? ??? ???????"+File.separator+addrList.get(i)+".txt");
        try{
          BufferedReader br = new BufferedReader(new FileReader(file));
          String line;
          int counter=0;
          while ((line=br.readLine())!= null){
            if(line.split("[ \t]+")[0].matches("(\\+98|0)[0-9]{10}")){
              phoneList.get(i).add(new ArrayList<String>());
              phoneList.get(i).get(counter).add(line.split("[ \t]+")[0]);
              if(line.split("[ \t]+").length>1)
                phoneList.get(i).get(counter).add(line.split("[ \t]+")[1]);
              else
                phoneList.get(i).get(counter).add("");
              counter++;
            }
          }
          br.close();
        }catch(Exception e){
          e.printStackTrace();
        }        
      }
      return phoneList;
      
    }
  
  public Integer createDirectory(){ 
      if(android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED)
          && !android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED_READ_ONLY)){
        File dir= new File (Environment.getExternalStorageDirectory().toString()+
            File.separator+"????? ??? ???????"+File.separator);
        if(dir.exists()){
          log(Environment.getExternalStorageDirectory().toString()+"/????? ??? ???????/"+" exists");
          return file_Exists;
        }        
        else{
          try{
            if(dir.mkdirs()){
              log(Environment.getExternalStorageDirectory().toString()+"/????? ??? ???????/"+
            " is created in the sdcard");
              Toast.makeText(ctx, "????? (????? ??? ??????? ) ?? ??????? ?? ?????? ????? ????? ??", Toast.LENGTH_LONG).show();
              return file_is_created;
            }
            else{
              log("The directory could not be created in the sdcard");
              Toast.makeText(ctx, "????? ?? ???? ????? ?? ?????? ?????", Toast.LENGTH_LONG).show();
              return error_creating;
            }
          }catch(Exception e){
            e.printStackTrace();
            return error_creating;
          }
        }
      }
      else
        return no_sd_available;
    }
    
    private void log(String text){
      Log.d("SdCardHandler", text);
    }
}

Java Source Code List

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