Android app that will take the registration info of a student and allow them to login using Firestore












0












$begingroup$


I am trying to create a registration/login form for my Android app (Minimum API Level 23, Android Studio 3.3.1, Using AndroidX Artefacts) with Cloud Firestore where a unique ID (starting with 0001) will be generated serially for every new registration.



I have created a separate activity for the Registration process and I haven't been able to solve the errors there either.



Below is the code for the layout



<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/registerform"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".RegisterActivity">

<ScrollView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:scrollbarStyle="insideInset"
tools:layout_editor_absoluteX="0dp"
tools:layout_editor_absoluteY="44dp">

<androidx.constraintlayout.widget.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">

<EditText
android:id="@+id/Fname"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="97dp"
android:layout_marginTop="40dp"
android:layout_marginEnd="97dp"
android:ems="10"
android:hint="First Name"
android:inputType="textPersonName"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />

<EditText
android:id="@+id/Mname"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="99dp"
android:layout_marginTop="24dp"
android:layout_marginEnd="99dp"
android:ems="10"
android:hint="Middle Name"
android:inputType="textPersonName"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Fname" />

<EditText
android:id="@+id/Lname"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="99dp"
android:layout_marginTop="24dp"
android:layout_marginEnd="99dp"
android:ems="10"
android:hint="Last Name"
android:inputType="textPersonName"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Mname" />

<EditText
android:id="@+id/Dept"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="99dp"
android:layout_marginTop="24dp"
android:layout_marginEnd="99dp"
android:ems="10"
android:hint="Department"
android:inputType="text"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Rolln" />

<EditText
android:id="@+id/Branch"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="99dp"
android:layout_marginTop="24dp"
android:layout_marginEnd="99dp"
android:ems="10"
android:hint="Branch"
android:inputType="text"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Dept" />

<EditText
android:id="@+id/Semester"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="99dp"
android:layout_marginTop="24dp"
android:layout_marginEnd="99dp"
android:ems="10"
android:hint="Semester"
android:inputType="number"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Branch" />

<EditText
android:id="@+id/Rolln"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="99dp"
android:layout_marginTop="24dp"
android:layout_marginEnd="99dp"
android:ems="10"
android:hint="Roll Number"
android:inputType="text"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Lname" />

<EditText
android:id="@+id/Email"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="99dp"
android:layout_marginTop="24dp"
android:layout_marginEnd="99dp"
android:ems="10"
android:hint="Email"
android:inputType="textEmailAddress"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Semester" />

<EditText
android:id="@+id/Password"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="99dp"
android:layout_marginTop="24dp"
android:layout_marginEnd="99dp"
android:ems="10"
android:hint="Password"
android:inputType="textPassword"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Email" />

<EditText
android:id="@+id/PasswordConfirm"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="97dp"
android:layout_marginTop="24dp"
android:layout_marginEnd="97dp"
android:ems="10"
android:hint="Confirm Password"
android:inputType="textPassword"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/Password" />

<Button
android:id="@+id/submitbutton"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="159dp"
android:layout_marginTop="22dp"
android:layout_marginEnd="160dp"
android:text="Submit"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/PasswordConfirm" />

</androidx.constraintlayout.widget.ConstraintLayout>
</ScrollView>

</androidx.constraintlayout.widget.ConstraintLayout>


Below is code from the Register Activity



package com.university.smartattendance;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.widget.Button;
import android.widget.EditText;

public class RegisterActivity extends AppCompatActivity {

private EditText Fname;
private EditText Mname;
private EditText Lname;
private EditText Dept;
private EditText Branch;
private Number Semester;
private EditText Rolln;
private EditText Email;
private textPassword Password;
private textPassword PasswordConfirm;

private Button Submit;

@Override
protected void onCreate(Bundle savedInstanceState) {

Fname=(EditText) findViewById(R.id.Fname);
Mname=(EditText) findViewById(R.id.Mname);
Lname=(EditText) findViewById(R.id.Lname);
Dept=(EditText) findViewById(R.id.Dept);
Branch=(EditText) findViewById(R.id.Branch);
Semester=(Number) findViewById(R.id.Semester);
Rolln=(EditText) findViewById(R.id.Rolln);
Email=(EditText) findViewById(R.id.Email);
Password=(textPassword) findViewById(R.id.Password);
PasswordConfirm=(textPassword) findViewById(R.id.PasswordConfirm);
Submit=(Button) findViewById(R.id.submitbutton);

super.onCreate(savedInstanceState);
setContentView(R.layout.activity_register);
}
}








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    0












    $begingroup$


    I am trying to create a registration/login form for my Android app (Minimum API Level 23, Android Studio 3.3.1, Using AndroidX Artefacts) with Cloud Firestore where a unique ID (starting with 0001) will be generated serially for every new registration.



    I have created a separate activity for the Registration process and I haven't been able to solve the errors there either.



    Below is the code for the layout



    <?xml version="1.0" encoding="utf-8"?>
    <androidx.constraintlayout.widget.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/registerform"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".RegisterActivity">

    <ScrollView
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:scrollbarStyle="insideInset"
    tools:layout_editor_absoluteX="0dp"
    tools:layout_editor_absoluteY="44dp">

    <androidx.constraintlayout.widget.ConstraintLayout
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical">

    <EditText
    android:id="@+id/Fname"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="97dp"
    android:layout_marginTop="40dp"
    android:layout_marginEnd="97dp"
    android:ems="10"
    android:hint="First Name"
    android:inputType="textPersonName"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toTopOf="parent" />

    <EditText
    android:id="@+id/Mname"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="99dp"
    android:layout_marginTop="24dp"
    android:layout_marginEnd="99dp"
    android:ems="10"
    android:hint="Middle Name"
    android:inputType="textPersonName"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/Fname" />

    <EditText
    android:id="@+id/Lname"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="99dp"
    android:layout_marginTop="24dp"
    android:layout_marginEnd="99dp"
    android:ems="10"
    android:hint="Last Name"
    android:inputType="textPersonName"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/Mname" />

    <EditText
    android:id="@+id/Dept"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="99dp"
    android:layout_marginTop="24dp"
    android:layout_marginEnd="99dp"
    android:ems="10"
    android:hint="Department"
    android:inputType="text"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/Rolln" />

    <EditText
    android:id="@+id/Branch"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="99dp"
    android:layout_marginTop="24dp"
    android:layout_marginEnd="99dp"
    android:ems="10"
    android:hint="Branch"
    android:inputType="text"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/Dept" />

    <EditText
    android:id="@+id/Semester"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="99dp"
    android:layout_marginTop="24dp"
    android:layout_marginEnd="99dp"
    android:ems="10"
    android:hint="Semester"
    android:inputType="number"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/Branch" />

    <EditText
    android:id="@+id/Rolln"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="99dp"
    android:layout_marginTop="24dp"
    android:layout_marginEnd="99dp"
    android:ems="10"
    android:hint="Roll Number"
    android:inputType="text"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/Lname" />

    <EditText
    android:id="@+id/Email"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="99dp"
    android:layout_marginTop="24dp"
    android:layout_marginEnd="99dp"
    android:ems="10"
    android:hint="Email"
    android:inputType="textEmailAddress"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/Semester" />

    <EditText
    android:id="@+id/Password"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="99dp"
    android:layout_marginTop="24dp"
    android:layout_marginEnd="99dp"
    android:ems="10"
    android:hint="Password"
    android:inputType="textPassword"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/Email" />

    <EditText
    android:id="@+id/PasswordConfirm"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="97dp"
    android:layout_marginTop="24dp"
    android:layout_marginEnd="97dp"
    android:ems="10"
    android:hint="Confirm Password"
    android:inputType="textPassword"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/Password" />

    <Button
    android:id="@+id/submitbutton"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_marginStart="159dp"
    android:layout_marginTop="22dp"
    android:layout_marginEnd="160dp"
    android:text="Submit"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/PasswordConfirm" />

    </androidx.constraintlayout.widget.ConstraintLayout>
    </ScrollView>

    </androidx.constraintlayout.widget.ConstraintLayout>


    Below is code from the Register Activity



    package com.university.smartattendance;

    import androidx.appcompat.app.AppCompatActivity;

    import android.os.Bundle;
    import android.widget.Button;
    import android.widget.EditText;

    public class RegisterActivity extends AppCompatActivity {

    private EditText Fname;
    private EditText Mname;
    private EditText Lname;
    private EditText Dept;
    private EditText Branch;
    private Number Semester;
    private EditText Rolln;
    private EditText Email;
    private textPassword Password;
    private textPassword PasswordConfirm;

    private Button Submit;

    @Override
    protected void onCreate(Bundle savedInstanceState) {

    Fname=(EditText) findViewById(R.id.Fname);
    Mname=(EditText) findViewById(R.id.Mname);
    Lname=(EditText) findViewById(R.id.Lname);
    Dept=(EditText) findViewById(R.id.Dept);
    Branch=(EditText) findViewById(R.id.Branch);
    Semester=(Number) findViewById(R.id.Semester);
    Rolln=(EditText) findViewById(R.id.Rolln);
    Email=(EditText) findViewById(R.id.Email);
    Password=(textPassword) findViewById(R.id.Password);
    PasswordConfirm=(textPassword) findViewById(R.id.PasswordConfirm);
    Submit=(Button) findViewById(R.id.submitbutton);

    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_register);
    }
    }








    share







    New contributor




    DarkNate is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.







    $endgroup$















      0












      0








      0





      $begingroup$


      I am trying to create a registration/login form for my Android app (Minimum API Level 23, Android Studio 3.3.1, Using AndroidX Artefacts) with Cloud Firestore where a unique ID (starting with 0001) will be generated serially for every new registration.



      I have created a separate activity for the Registration process and I haven't been able to solve the errors there either.



      Below is the code for the layout



      <?xml version="1.0" encoding="utf-8"?>
      <androidx.constraintlayout.widget.ConstraintLayout
      xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:app="http://schemas.android.com/apk/res-auto"
      xmlns:tools="http://schemas.android.com/tools"
      android:id="@+id/registerform"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      tools:context=".RegisterActivity">

      <ScrollView
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:scrollbarStyle="insideInset"
      tools:layout_editor_absoluteX="0dp"
      tools:layout_editor_absoluteY="44dp">

      <androidx.constraintlayout.widget.ConstraintLayout
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:orientation="vertical">

      <EditText
      android:id="@+id/Fname"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="97dp"
      android:layout_marginTop="40dp"
      android:layout_marginEnd="97dp"
      android:ems="10"
      android:hint="First Name"
      android:inputType="textPersonName"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toTopOf="parent" />

      <EditText
      android:id="@+id/Mname"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Middle Name"
      android:inputType="textPersonName"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Fname" />

      <EditText
      android:id="@+id/Lname"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Last Name"
      android:inputType="textPersonName"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Mname" />

      <EditText
      android:id="@+id/Dept"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Department"
      android:inputType="text"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Rolln" />

      <EditText
      android:id="@+id/Branch"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Branch"
      android:inputType="text"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Dept" />

      <EditText
      android:id="@+id/Semester"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Semester"
      android:inputType="number"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Branch" />

      <EditText
      android:id="@+id/Rolln"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Roll Number"
      android:inputType="text"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Lname" />

      <EditText
      android:id="@+id/Email"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Email"
      android:inputType="textEmailAddress"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Semester" />

      <EditText
      android:id="@+id/Password"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Password"
      android:inputType="textPassword"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Email" />

      <EditText
      android:id="@+id/PasswordConfirm"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="97dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="97dp"
      android:ems="10"
      android:hint="Confirm Password"
      android:inputType="textPassword"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Password" />

      <Button
      android:id="@+id/submitbutton"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="159dp"
      android:layout_marginTop="22dp"
      android:layout_marginEnd="160dp"
      android:text="Submit"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/PasswordConfirm" />

      </androidx.constraintlayout.widget.ConstraintLayout>
      </ScrollView>

      </androidx.constraintlayout.widget.ConstraintLayout>


      Below is code from the Register Activity



      package com.university.smartattendance;

      import androidx.appcompat.app.AppCompatActivity;

      import android.os.Bundle;
      import android.widget.Button;
      import android.widget.EditText;

      public class RegisterActivity extends AppCompatActivity {

      private EditText Fname;
      private EditText Mname;
      private EditText Lname;
      private EditText Dept;
      private EditText Branch;
      private Number Semester;
      private EditText Rolln;
      private EditText Email;
      private textPassword Password;
      private textPassword PasswordConfirm;

      private Button Submit;

      @Override
      protected void onCreate(Bundle savedInstanceState) {

      Fname=(EditText) findViewById(R.id.Fname);
      Mname=(EditText) findViewById(R.id.Mname);
      Lname=(EditText) findViewById(R.id.Lname);
      Dept=(EditText) findViewById(R.id.Dept);
      Branch=(EditText) findViewById(R.id.Branch);
      Semester=(Number) findViewById(R.id.Semester);
      Rolln=(EditText) findViewById(R.id.Rolln);
      Email=(EditText) findViewById(R.id.Email);
      Password=(textPassword) findViewById(R.id.Password);
      PasswordConfirm=(textPassword) findViewById(R.id.PasswordConfirm);
      Submit=(Button) findViewById(R.id.submitbutton);

      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_register);
      }
      }








      share







      New contributor




      DarkNate is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.







      $endgroup$




      I am trying to create a registration/login form for my Android app (Minimum API Level 23, Android Studio 3.3.1, Using AndroidX Artefacts) with Cloud Firestore where a unique ID (starting with 0001) will be generated serially for every new registration.



      I have created a separate activity for the Registration process and I haven't been able to solve the errors there either.



      Below is the code for the layout



      <?xml version="1.0" encoding="utf-8"?>
      <androidx.constraintlayout.widget.ConstraintLayout
      xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:app="http://schemas.android.com/apk/res-auto"
      xmlns:tools="http://schemas.android.com/tools"
      android:id="@+id/registerform"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      tools:context=".RegisterActivity">

      <ScrollView
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:scrollbarStyle="insideInset"
      tools:layout_editor_absoluteX="0dp"
      tools:layout_editor_absoluteY="44dp">

      <androidx.constraintlayout.widget.ConstraintLayout
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:orientation="vertical">

      <EditText
      android:id="@+id/Fname"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="97dp"
      android:layout_marginTop="40dp"
      android:layout_marginEnd="97dp"
      android:ems="10"
      android:hint="First Name"
      android:inputType="textPersonName"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toTopOf="parent" />

      <EditText
      android:id="@+id/Mname"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Middle Name"
      android:inputType="textPersonName"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Fname" />

      <EditText
      android:id="@+id/Lname"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Last Name"
      android:inputType="textPersonName"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Mname" />

      <EditText
      android:id="@+id/Dept"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Department"
      android:inputType="text"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Rolln" />

      <EditText
      android:id="@+id/Branch"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Branch"
      android:inputType="text"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Dept" />

      <EditText
      android:id="@+id/Semester"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Semester"
      android:inputType="number"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Branch" />

      <EditText
      android:id="@+id/Rolln"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Roll Number"
      android:inputType="text"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Lname" />

      <EditText
      android:id="@+id/Email"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Email"
      android:inputType="textEmailAddress"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Semester" />

      <EditText
      android:id="@+id/Password"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="99dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="99dp"
      android:ems="10"
      android:hint="Password"
      android:inputType="textPassword"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Email" />

      <EditText
      android:id="@+id/PasswordConfirm"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="97dp"
      android:layout_marginTop="24dp"
      android:layout_marginEnd="97dp"
      android:ems="10"
      android:hint="Confirm Password"
      android:inputType="textPassword"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/Password" />

      <Button
      android:id="@+id/submitbutton"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_marginStart="159dp"
      android:layout_marginTop="22dp"
      android:layout_marginEnd="160dp"
      android:text="Submit"
      app:layout_constraintEnd_toEndOf="parent"
      app:layout_constraintStart_toStartOf="parent"
      app:layout_constraintTop_toBottomOf="@+id/PasswordConfirm" />

      </androidx.constraintlayout.widget.ConstraintLayout>
      </ScrollView>

      </androidx.constraintlayout.widget.ConstraintLayout>


      Below is code from the Register Activity



      package com.university.smartattendance;

      import androidx.appcompat.app.AppCompatActivity;

      import android.os.Bundle;
      import android.widget.Button;
      import android.widget.EditText;

      public class RegisterActivity extends AppCompatActivity {

      private EditText Fname;
      private EditText Mname;
      private EditText Lname;
      private EditText Dept;
      private EditText Branch;
      private Number Semester;
      private EditText Rolln;
      private EditText Email;
      private textPassword Password;
      private textPassword PasswordConfirm;

      private Button Submit;

      @Override
      protected void onCreate(Bundle savedInstanceState) {

      Fname=(EditText) findViewById(R.id.Fname);
      Mname=(EditText) findViewById(R.id.Mname);
      Lname=(EditText) findViewById(R.id.Lname);
      Dept=(EditText) findViewById(R.id.Dept);
      Branch=(EditText) findViewById(R.id.Branch);
      Semester=(Number) findViewById(R.id.Semester);
      Rolln=(EditText) findViewById(R.id.Rolln);
      Email=(EditText) findViewById(R.id.Email);
      Password=(textPassword) findViewById(R.id.Password);
      PasswordConfirm=(textPassword) findViewById(R.id.PasswordConfirm);
      Submit=(Button) findViewById(R.id.submitbutton);

      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_register);
      }
      }






      java android firebase





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