Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Open Source License 

import android.content.Context;

import android.telephony.TelephonyManager;
import android.text.TextUtils;

public class Main {
    public static String DEVICE_ID;

    public static String getDeviceId(Context context) {
        if (TextUtils.isEmpty(DEVICE_ID)) {
            TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
            DEVICE_ID = tm.getDeviceId();
        }
        return DEVICE_ID;
    }
}