Returns the unique device ID, for example, the IMEI for GSM and the MEID or ESN for CDMA phones. Return null if device ID is not available. - Android Hardware

Android examples for Hardware:Device ID

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Description

Returns the unique device ID, for example, the IMEI for GSM and the MEID or ESN for CDMA phones. Return null if device ID is not available.

Demo Code


//package com.java2s;

import android.content.Context;

import android.telephony.TelephonyManager;

public class Main {
    /**//from  w  ww  .  j av a  2  s  .  co  m
     * Returns the unique device ID,<br> 
     * for example, the IMEI for GSM and the MEID or ESN for CDMA phones.<br>
     * Return null if device ID is not available. 
     * <p>
     * Requires Permission:{@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE}
     * @param context
     * @return
     */
    public static final String obtainDeviceId(Context context) {
        TelephonyManager tm = (TelephonyManager) context
                .getSystemService(Context.TELEPHONY_SERVICE);
        return tm.getDeviceId();
    }
}

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