How to update or edit an existing contact in your phone from your App? – Android Studio code

In this video it shows the implementation of the app to update an existing contact in your phone. It uses ContentProviderOperation and newUpdate method to update any existing contact after searching it based on the display name.

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Complete source code

package com.programmerworld.updateoreditcontacts;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;

import android.Manifest;
import android.content.ContentProviderOperation;
import android.content.OperationApplicationException;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.os.RemoteException;
import android.provider.ContactsContract;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;

import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {

    private EditText editTextName, editTextNumber;

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

        ActivityCompat.requestPermissions(this,
                new String[]{Manifest.permission.WRITE_CONTACTS},
                PackageManager.PERMISSION_GRANTED);

        editTextName = findViewById(R.id.editText);
        editTextNumber = findViewById(R.id.editTextNumber);
    }

    public void buttonUpdateContact(View view){

        ArrayList<ContentProviderOperation> contentProviderOperations
                = new ArrayList<ContentProviderOperation>();

        contentProviderOperations.add(ContentProviderOperation
                .newUpdate(ContactsContract.Data.CONTENT_URI)
                .withSelection(ContactsContract.Data.DISPLAY_NAME + " = ? AND " +
                        ContactsContract.Data.MIMETYPE + " = ?",
                        new String[]{editTextName.getText().toString(),
                        ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE})
                .withValue(ContactsContract.CommonDataKinds.Phone.NUMBER,
                        editTextNumber.getText().toString())
                .withValue(ContactsContract.CommonDataKinds.Phone.TYPE,
                        ContactsContract.CommonDataKinds.Phone.TYPE_MOBILE)
                .build());
        try {
            getContentResolver().applyBatch(ContactsContract.AUTHORITY,contentProviderOperations);
            Toast.makeText(this, "Contact Updated Successfully", Toast.LENGTH_LONG).show();
        } catch (OperationApplicationException e) {
            e.printStackTrace();
        } catch (RemoteException e) {
            e.printStackTrace();
        }
    }
}

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.programmerworld.updateoreditcontacts">

    <uses-permission android:name="android.permission.WRITE_CONTACTS"/>

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/Theme.UpdateOrEditContacts">
        <activity
            android:name=".MainActivity"
            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

<?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">

    <EditText
        android:id="@+id/editText"
        android:layout_width="230dp"
        android:layout_height="67dp"
        android:layout_marginStart="88dp"
        android:layout_marginTop="64dp"
        android:ems="10"
        android:hint="Enter Display Name ..."
        android:inputType="textPersonName"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <EditText
        android:id="@+id/editTextNumber"
        android:layout_width="228dp"
        android:layout_height="72dp"
        android:layout_marginStart="84dp"
        android:layout_marginTop="53dp"
        android:ems="10"
        android:hint="Enter New Number ..."
        android:inputType="number"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/editText" />

    <Button
        android:id="@+id/button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="108dp"
        android:layout_marginTop="56dp"
        android:onClick="buttonUpdateContact"
        android:text="Update Contact"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/editTextNumber" />
</androidx.constraintlayout.widget.ConstraintLayout>

<?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">

    <EditText
        android:id="@+id/editText"
        android:layout_width="230dp"
        android:layout_height="67dp"
        android:layout_marginStart="88dp"
        android:layout_marginTop="64dp"
        android:ems="10"
        android:hint="Enter Display Name ..."
        android:inputType="textPersonName"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <EditText
        android:id="@+id/editTextNumber"
        android:layout_width="228dp"
        android:layout_height="72dp"
        android:layout_marginStart="84dp"
        android:layout_marginTop="53dp"
        android:ems="10"
        android:hint="Enter New Number ..."
        android:inputType="number"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/editText" />

    <Button
        android:id="@+id/button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="108dp"
        android:layout_marginTop="56dp"
        android:onClick="buttonUpdateContact"
        android:text="Update Contact"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/editTextNumber" />
</androidx.constraintlayout.widget.ConstraintLayout>