- 在用户不授权的情况下,无法获取IMEI。
- Android 10 禁止访问设备ID(imei、build serial)。
- 在8.0以下使用android_id生成UUID。
- 在8.0及以上
- 首先获取imei,如果能获取到使用imei生成UUID。
- 获取wifi mac,如果能获取到使用mac生成UUID。
- 如果imei跟mac都获取失败,仍然使用android_id。
- 如果以上方法都失败,通过UUID随机。
String duid = DUID.getDUID(context);
生成Android设备唯一识别码
String duid = DUID.getDUID(context);
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