Session Reminder Login

 

Login.java 

SessionManager session;

StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
StrictMode.setThreadPolicy(policy);
session = new SessionManager(getApplicationContext());

if(sukses==1){
session.createLoginSession(id_alumni,nama_alumni);
final SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(Login.this);
SharedPreferences.Editor editor = sharedPref.edit();
editor.putBoolean("Registered", true);
editor.putString("id_alumni", id_alumni);
editor.putString("nama_alumni", nama_alumni);
editor.putString("alamat", alamat);
editor.putString("status", status);
editor.apply();

Intent i = new Intent(getApplicationContext(),Menu_utama.class);
i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(i);
finish();

Toast.makeText(Login.this, "Login Berhasil....", Toast.LENGTH_SHORT).show();

}

else{gagal("Login"); }

 

public void lengkapi(String item){
new AlertDialog.Builder(this)
.setTitle("Invalid")
.setMessage("Please complete "+item)
.setNeutralButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dlg, int sumthin) {
}})
.show();
}


public void gagal(String item){
new AlertDialog.Builder(this)
.setTitle("Login Failed")
.setMessage("Please Check your username/password")
.setNeutralButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dlg, int sumthin) {
}})
.show();
}

public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
finish();
return true;
}
return super.onKeyDown(keyCode, event);
}

========================

SessionManager.java

package com.example.apps_jasasepatu;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;

import java.util.HashMap;

public class SessionManager {
    // Shared Preferences
    SharedPreferences pref;

    // Editor for Shared preferences
    Editor editor;

    // Context
    Context _context;

    // Shared pref mode
    int PRIVATE_MODE = 0;

    // Sharedpref file name
    private static final String PREF_NAME = "AndroidHivePref";

    // All Shared Preferences Keys
    private static final String IS_LOGIN = "IsLoggedIn";

    // User name (make variable public to access from outside)
    public static final String KEY_KODE = "kode";

    // Email address (make variable public to access from outside)
    public static final String KEY_NAMA= "nama";

    // Constructor
    public SessionManager(Context context){
        this._context = context;
        pref = _context.getSharedPreferences(PREF_NAME, PRIVATE_MODE);
        editor = pref.edit();
    }

    /**
     * Create login session
     * */
    public void createLoginSession(String kode, String nama){
        // Storing login value as TRUE
        editor.putBoolean(IS_LOGIN, true);

        // Storing name in pref
        editor.putString(KEY_KODE, kode);

        // Storing email in pref
        editor.putString(KEY_NAMA, nama);

        // commit changes
        editor.commit();
    }

    /**
     * Check login method wil check user login status
     * If false it will redirect user to login page
     * Else won't do anything
     * */
    public void checkLogin(){
        // Check login status
        if(!this.isLoggedIn()){
            // user is not logged in redirect him to Login Activity
            Intent i = new Intent(_context, Login.class);
            // Closing all the Activities
            i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

            // Add new Flag to start new Activity
            i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

            // Staring Login Activity
            _context.startActivity(i);
        }

    }



    /**
     * Get stored session data
     * */
    public HashMap<String, String> getUserDetails(){
        HashMap<String, String> user = new HashMap<String, String>();
        // user name
        user.put(KEY_KODE, pref.getString(KEY_KODE, null));

        // user email id
        user.put(KEY_NAMA, pref.getString(KEY_NAMA, null));

        // return user
        return user;
    }

    /**
     * Clear session details
     * */
    public void logout(){
        // Clearing all data from Shared Preferences
        editor.clear();
        editor.commit();

        // After logout redirect user to Loing Activity
        Intent i = new Intent(_context, Login.class);
        // Closing all the Activities
        i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);

        // Add new Flag to start new Activity
        i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);

        // Staring Login Activity
        _context.startActivity(i);
    }

    /**
     * Quick check for login
     * **/
    // Get Login State
    public boolean isLoggedIn(){
        return pref.getBoolean(IS_LOGIN, false);
    }
}

===============

MenuUtama.java

SessionManager session;

session = new SessionManager(getApplicationContext());
session.checkLogin();

SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(MenuUtama.this);
Boolean Registered = sharedPref.getBoolean("Registered", false);
if (!Registered) {
    finish();
} else {
    cid = sharedPref.getString("cid", "");
    cnama = sharedPref.getString("cnama", "");
    cket = sharedPref.getString("cket", "");
}

Sistem akan terus merecord Session
Sehigga cukup 1x login saja ...sistem akan ingat terus, kecuali menekan tombol Logout....