AccountMan

package AccountMan;

import android.content.Context;
import android.content.Context;
import android.util.Log;

import com.google.gson.Gson;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
//import java.io.FileOutputStream.openFileOutput;
/**
 * Notes on usage
 * DeleteAccount and ModifyAccount both assume that a check has been made for the existance of an account file
 * Load and AddAccount will both meet the requirements for this check.
 * Support for a default account still needs to be added.  There is meant to be only a single default account
 */
public class AccountMan {
    private static Gson gson = new Gson();
    public static AccountInfo GetDefaultAccount(){
        Accounts a = Load();
        for(AccountInfo i: a.accounts){
            if(i.defaultAccount)
                return i;
        }
        return null;
    }
    public static void AddAccount(AccountInfo acnt){
    	Log.d("AccountInfo username", acnt.userName);
    	Log.d("AccountInfo username", acnt.password);
    	Log.d("AccountInfo username", acnt.sessionID);
    	Log.d("AccountInfo username", acnt.defaultAccount.toString());
    	Log.d("AcountMan", "Starting Add Account");
        Accounts accounts = new Accounts();
        Log.d("AccountMan", "Checking for file");
        if(CheckForFile()){
        	Log.d("AccountMan", "Loading Accounts");
            accounts = Load();
            Log.d("AccountMan", "if there's only 1 account");
            if(accounts.accounts.size() == 1){
            	Log.d("AccountMan", "Only 1 account setting as default");
                acnt.defaultAccount = true;
            	}
            }
        //if an account is being set as default this will reset all other accounts and then a default account will be set later
        Log.d("AccountMan", "Checking for Default Account");
        if(acnt.defaultAccount){
        	Log.d("AccountMan", "Default Account check");
            for(AccountInfo i: accounts.accounts){
                i.defaultAccount = false;
            }
        }
        //in case there is only 1 account in the file this ensures that one account will be default

        //AccountInfo a = new AccountInfo(username, password, server, aPIKey, sessionID, sessionDate, defaultAccount);
        Log.d("AccountMan", "Adding Account to Account Array");
        accounts.accounts.add(acnt);
        Log.d("AccountMan", "Calling Save Accounts");
        Save(accounts);
    }

    //This method assumes a check has already been made for the existance of the accounts file
    public static void DeleteAccount(String username, String server){
        Accounts accounts = Load();
        for(AccountInfo i: accounts.accounts){
            if(i.userName.equals(username)&& i.server.equals(server) ){
                accounts.accounts.remove(accounts.accounts.indexOf(i));
                break;
            }
        }
    }
    //This method assumes you've already checked for the existance of an account file
    public static void ModifyAccount(String username, String password, String server, String aPIKey, String sessionID, String sessionDate, Boolean defaultAccount){
        AccountInfo a = new AccountInfo(username, password, server, aPIKey, sessionID, sessionDate, defaultAccount);
        Accounts accounts = Load();
        //if an account is being set as default this will reset all other accounts and then a default account will be set later
        if(defaultAccount){
            for(AccountInfo i: accounts.accounts){
                i.defaultAccount = false;
            }
        }
        for(AccountInfo i: accounts.accounts){
            if(i.userName.equals(username)&& i.server.equals(server) ){
                accounts.accounts.remove(accounts.accounts.indexOf(i));
                break;
            }
        }
        accounts.accounts.add(a);
        Save(accounts);
    }
    private static void Save(Accounts accounts){
    	Log.d("AccountMan.Save", "Serializing File");
    	

        String i = gson.toJson(accounts, Accounts.class);
        Log.d("AccountMan.Save", i);
        File file = new File("/data/data/com.JazzDevStudio.LacunaExpress/files/acnt.jazz");
        file.setReadable(true);
        file.setWritable(true);
        try {
        	Log.d("AccountMan.Save", "Writing to file");
            //PrintWriter writer = new PrintWriter("acnt.jazz");
            PrintWriter writer = new PrintWriter(file);
            //System.out.println("saving");
            writer.print(i);
            //System.out.println("closing writer");
            writer.close();
        } catch (FileNotFoundException e) {
        	Log.d("AccountMan.Save", "File Not Found Exception");
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
    public static ArrayList<AccountInfo> GetAccounts(){
        Accounts accounts=new Accounts();
        //if(!new File("accounts.jazz").isFile()) //if an account file doesn't exist one is created
        //    CreateAccount();
        //else{
        BufferedReader br;
        String i = "";
        try{
            br = new BufferedReader(new FileReader("/data/data/com.JazzDevStudio.LacunaExpress/files/acnt.jazz"));
            StringBuilder sb = new StringBuilder();
            String line = br.readLine();

            while (line != null) {
                sb.append(line);
                line = br.readLine();
                i = sb.toString();
            }
            accounts = gson.fromJson(i, Accounts.class);
        }catch (FileNotFoundException e){
            // CreateAccount();
        }catch(IOException e){

        }
        return accounts.accounts;
    }
    private static Accounts Load(){
    	
        Accounts accounts=new Accounts();
        //if(!new File("accounts.jazz").isFile()) //if an account file doesn't exist one is created
        //    CreateAccount();
        //else{
        BufferedReader br;
        String i = "";
        try{
            br = new BufferedReader(new FileReader("/data/data/com.JazzDevStudio.LacunaExpress/files/acnt.jazz"));
            StringBuilder sb = new StringBuilder();
            String line = br.readLine();
            while (line != null) {
                sb.append(line);
                line = br.readLine();
                i = sb.toString();
            }
            accounts = gson.fromJson(i, Accounts.class);
        }catch (FileNotFoundException e){
            // CreateAccount();
        }catch(IOException e){

        } 
        return accounts;
    }
    public static boolean CheckForFile(){
    	Log.d("AccountMan.CheckForFile", "Checking if File Exists");
    	Boolean b = new File("/data/data/com.JazzDevStudio.LacunaExpress/files/acnt.jazz").isFile();
    	Log.d("AccountMan.CheckForFile", b.toString());
        //return new File("acnt.jazz").isFile();
    	return b;
    }

}

Select Accout

package com.JazzDevStudio.LacunaExpress;

import java.util.ArrayList;

import AccountMan.AccountInfo;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import AccountMan.*;

public class SelectAccount extends Activity implements OnClickListener {
	ArrayList<AccountInfo> accounts;
	Button login, modifyAccount, addAccount;
	
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_select_account);
        Log.d("Select Account", "Select Account oncreate");
        Initialize();
        ReadInAccounts();
        for(AccountInfo i: accounts){
        	Log.d("Select Account", i.userName);
        }
    }

    private void ReadInAccounts() {
		Log.d("SelectAccountActivity.ReadInAccounts", "checking for file" + AccountMan.CheckForFile());
		accounts = AccountMan.GetAccounts();
		Log.d("SelectAccountActivity.ReadInAccounts", String.valueOf(accounts.size()));
		
	}

	//Initialize Variables
    private void Initialize() {

    	login = (Button) findViewById(R.id.select_account_login);
    	modifyAccount = (Button) findViewById(R.id.select_account_modify);
    	addAccount = (Button) findViewById(R.id.select_account_add);
    	
    	login.setOnClickListener(this);
    	modifyAccount.setOnClickListener(this);
    	addAccount.setOnClickListener(this);
		
	}


	@Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_select_account, menu);
        Log.d("Select Account", "Select Account on create options");
        
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        }

        return super.onOptionsItemSelected(item);
    }

	@Override
	public void onClick(View v) {
		
		switch (v.getId()){
		
		//Login
		case R.id.select_account_login:
			
			try {
				
				
				
			} catch (Exception e){
				e.printStackTrace();
			}
			break;
		
		//Modify Account
		case R.id.select_account_modify:
			try {
			
			
				
			} catch (Exception e){
				e.printStackTrace();
			}
			break;
			
		//Add Account
		case R.id.select_account_add:
			try {
			
			
				
			} catch (Exception e){
				e.printStackTrace();
			}
			break;			
			
		}
	}
	
		
	
}