Tugas 2 GetText & SetText

Activity : 

<?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:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">


    <TextView
        android:id="@+id/textview"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="4dp"
        android:background="@color/purple_700"
        android:text="DATA DIRI"
        android:textAlignment="center"
        android:textColor="@color/white"
        android:textSize="28dp"
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <TextView

        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="48dp"

        android:text="NO ID"
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="@+id/textview"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <EditText
        android:id="@+id/lblNoId"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="84dp"
        android:hint="Input Nomor ID"
        android:inputType="number"
        android:textSize="18dp"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <TextView

        android:layout_width="match_parent"
        android:layout_height="wrap_content"

        android:layout_marginTop="136dp"
        android:text="NAMA"
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <EditText
        android:id="@+id/lblNama"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="164dp"
        android:hint="Input Nama"
        android:inputType="text"
        android:textSize="18dp"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="-16dp" />

    <TextView

        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="216dp"

        android:text="ALAMAT"
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="@+id/textview"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <EditText
        android:id="@+id/lblAlamat"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="252dp"
        android:hint="Input Alamat"
        android:inputType="text"
        android:textSize="18dp"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <TextView

        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="296dp"

        android:text="TELPON"
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="@+id/textview"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="66dp" />

    <EditText
        android:id="@+id/lblTelp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="332dp"
        android:hint="Input Telpon"
        android:inputType="phone"
        android:textSize="18dp"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <TextView

        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="376dp"

        android:text="EMAIL"
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="@+id/textview"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <EditText
        android:id="@+id/lblEmail"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="416dp"
        android:hint="Input Email"
        android:inputType="textEmailAddress"
        android:textSize="18dp"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="472dp"
        android:layout_marginEnd="304dp"
        android:onClick="cek"
        android:text="Submit"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="MissingConstraints" />

    <TextView
        android:id="@+id/txtNOID"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="536dp"
        android:text="NO ID : "
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="@+id/textview"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="-16dp" />

    <TextView
        android:id="@+id/txtNAMA"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="572dp"
        android:text="NAMA : "
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="@+id/textview"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="-16dp" />

    <TextView
        android:id="@+id/txtALAMAT"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="608dp"
        android:text="ALAMAT : "
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="@+id/textview"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <TextView
        android:id="@+id/txtNOTELP"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="648dp"
        android:text="NO TELP : "
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="@+id/textview"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <TextView
        android:id="@+id/txtEMAIL"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="680dp"
        android:text="EMAIL : "
        android:textStyle="bold"
        app:layout_constraintTop_toTopOf="@+id/textview"
        tools:ignore="MissingConstraints"
        tools:layout_editor_absoluteX="0dp" />

    <androidx.constraintlayout.widget.Guideline
        android:id="@+id/guideline2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        app:layout_constraintGuide_begin="20dp" />

</androidx.constraintlayout.widget.ConstraintLayout>

Main :

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }


    public void cek(View view) {
        EditText ID = findViewById(R.id.lblNoId);
        EditText NAMA = findViewById(R.id.lblNama);
        EditText ALAMAT = findViewById(R.id.lblAlamat);
        EditText TELP = findViewById(R.id.lblTelp);
        EditText EMAIL = findViewById(R.id.lblEmail);
        TextView id = findViewById(R.id.txtNOID);
        TextView nama = findViewById(R.id.txtNAMA);
        TextView alamat = findViewById(R.id.txtALAMAT);
        TextView telp = findViewById(R.id.txtNOTELP);
        TextView email = findViewById(R.id.txtEMAIL);

        int GetId = Integer.parseInt(ID.getText().toString());
        String GetNama = NAMA.getText().toString();
        String GetAlamat = ALAMAT.getText().toString();
        int GetNotelp = Integer.parseInt(TELP.getText().toString());
        String GetEmail = EMAIL.getText().toString();

        id.setText("ID : " + GetId);
        nama.setText("NAMA : " + GetNama);
        alamat.setText("ALAMAT : " + GetAlamat);
        telp.setText("ID : " + GetNotelp);
        email.setText("EMAIL : " + GetEmail);
    }
}