ich-android/app/src/main/java/com/emato/ich/utils/BaseUtils.java

package com.emato.ich.utils;

import android.Manifest;
import android.annotation.SuppressLint;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Build;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.util.Log;

import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.NetworkInterface;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.atomic.AtomicReference;

public class BaseUtils {

    private static final String TAG = "BaseUtils";

    private static String getMac() {
        // TODO 加密传输
        // start the ls command running
        //String[] args =  new String[]{"sh", "-c", command};
        Runtime runtime = Runtime.getRuntime();
        String command = "cat /sys/class/net/eth0/address";
        Process proc = null;        //这句话就是shell与高级语言间的调用
        try {
            proc = runtime.exec(command);

            // 如果有参数的话可以用另外一个被重载的exec方法
            // 实际上这样执行时启动了一个子进程,它没有父进程的控制台
            // 也就看不到输出,所以我们需要用输出流来得到shell执行后的输出
            InputStream inputstream = proc.getInputStream();
            InputStreamReader inputstreamreader = new InputStreamReader(inputstream);
            BufferedReader bufferedreader = new BufferedReader(inputstreamreader);
            // read the ls output
            String line = "";
            StringBuilder sb = new StringBuilder(line);
            while ((line = bufferedreader.readLine()) != null) {
                //System.out.println(line);
                sb.append(line);
            }
            return sb.toString();
        } catch (IOException e) {
            return "";
        }
        //tv.setText(sb.toString());
        //使用exec执行不会等执行成功以后才返回,它会立即返回
        //所以在某些情况下是很要命的(比如复制文件的时候)
        //使用waitFor()可以等待命令执行完成以后才返回
//        try {
//            if (proc.waitFor() != 0) {
//                System.err.println("exit value = " + proc.exitValue());
//            }
//        } catch (InterruptedException e) {
//            System.err.println(e);
//        }
//        return null;
    }

    public static String getClientId() {
        return Md5Utils.string2Md5_16(getMac()).toUpperCase();
//        return "285F18D92D0B6568";
    }

    public static String getMac2() {
        try {
            List<NetworkInterface> all = Collections.list(NetworkInterface.getNetworkInterfaces());
            for (NetworkInterface nif : all) {
                if (!"eth0".equalsIgnoreCase(nif.getName())) {
                    continue;
                }
                byte[] macBytes = nif.getHardwareAddress();
                if (macBytes == null || macBytes.length == 0) {
                    continue;
                }
                StringBuilder result = new StringBuilder();
                for (byte b : macBytes) {
                    result.append(String.format("%02X", b));
                }
                return result.toString().toUpperCase();
            }
        } catch (Exception x) {
            x.printStackTrace();
        }
        return "";
    }

    /**
     * 获取当前App的版本号
     *
     * @param context 上下文
     * @return app版本号
     */
    public static String getAppVersion(Context context) {

        PackageManager packageManager = context.getPackageManager();
        try {
            PackageInfo packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0);

            return packageInfo.versionName;
        } catch (Exception e) {
            Log.e(TAG, "getAppVersion: 获取APP版本失败!", e);
        }
        return "";
    }

    /**
     * 获取Android版本号
     *
     * @return 版本号
     */
    public static String getVersionName() {
//        return "Android " + Build.VERSION.RELEASE;
        return Build.VERSION.RELEASE;
    }

    /**
     * 获取IMEI
     *
     * @param context 程序上下文
     * @return imei
     */
    public static String getIMEI(Context context) {
        String imei = "";

        //Android 6.0 以后需要获取动态权限  检查权限
        if (ContextCompat.checkSelfPermission(context, Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) {
            return imei;
        }

        try {
            TelephonyManager manager = (TelephonyManager) context.getApplicationContext().getSystemService(Context.TELEPHONY_SERVICE);
            if (manager != null) {
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {// android 8 即以后建议用getImei 方法获取 不会获取到MEID
                    Method method = manager.getClass().getMethod("getImei", int.class);
                    imei = (String) method.invoke(manager, 0);
                } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                    //5.0的系统如果想获取MEID/IMEI1/IMEI2  ----framework层提供了两个属性值“ril.cdma.meid"和“ril.gsm.imei"获取
                    imei = getSystemPropertyByReflect("ril.gsm.imei");
                    //如果获取不到 就调用 getDeviceId 方法获取

                } else {//5.0以下获取imei/meid只能通过 getDeviceId  方法去取
                }
            }
        } catch (Exception e) {
        }

        if (TextUtils.isEmpty(imei)) {
            String imeiOrMeid = getDeviceId(context);
            //长度15 的是imei  14的是meid
            if (!TextUtils.isEmpty(imeiOrMeid) && imeiOrMeid.length() >= 15) {
                imei = imeiOrMeid;
            }
        }
        return imei;
    }

    private static String getSystemPropertyByReflect(String key) {
        try {
            @SuppressLint("PrivateApi")
            Class<?> clz = Class.forName("android.os.SystemProperties");
            Method getMethod = clz.getMethod("get", String.class, String.class);
            return (String) getMethod.invoke(clz, key, "");
        } catch (Exception e) {/**/}
        return "";
    }

    public static String getDeviceId(Context context) {
        String imei = "";
        //Android 6.0 以后需要获取动态权限  检查权限
        if (ContextCompat.checkSelfPermission(context, Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) {
            return imei;
        }

        // 1. 尝试通过系统api获取imei
        imei = getDeviceIdFromSystemApi(context, 0);
        if (TextUtils.isEmpty(imei)) {
            imei = getDeviceIdByReflect(context);
        }
        return imei;
    }

    @SuppressLint("MissingPermission")
    public static String getDeviceIdFromSystemApi(Context context, int slotId) {
        String imei = "";
        try {
            TelephonyManager telephonyManager =
                    (TelephonyManager) context.getApplicationContext().getSystemService(Context.TELEPHONY_SERVICE);
            if (telephonyManager != null) {
                imei = telephonyManager.getDeviceId(slotId);
            }
        } catch (Throwable e) {
        }
        return imei;
    }

    public static String getDeviceIdByReflect(Context context) {
        try {
            TelephonyManager tm = (TelephonyManager) context.getApplicationContext().getSystemService(Context.TELEPHONY_SERVICE);
            if (Build.VERSION.SDK_INT >= 21) {
                Method simMethod = TelephonyManager.class.getDeclaredMethod("getDefaultSim");
                Object sim = simMethod.invoke(tm);
                Method method = TelephonyManager.class.getDeclaredMethod("getDeviceId", int.class);
                return method.invoke(tm, sim).toString();
            } else {
                Class<?> clazz = Class.forName("com.android.internal.telephony.IPhoneSubInfo");
                Method subInfoMethod = TelephonyManager.class.getDeclaredMethod("getSubscriberInfo");
                subInfoMethod.setAccessible(true);
                Object subInfo = subInfoMethod.invoke(tm);
                Method method = clazz.getDeclaredMethod("getDeviceId");
                return method.invoke(subInfo).toString();
            }
        } catch (Throwable e) {

        }
        return "";
    }


    public static String getIp(){

        Runtime runtime = Runtime.getRuntime();
        String command = "netcfg";
        Process proc = null;        //这句话就是shell与高级语言间的调用
        try {
            proc = runtime.exec(command);

            // 如果有参数的话可以用另外一个被重载的exec方法
            // 实际上这样执行时启动了一个子进程,它没有父进程的控制台
            // 也就看不到输出,所以我们需要用输出流来得到shell执行后的输出
            InputStream inputstream = proc.getInputStream();
            InputStreamReader inputstreamreader = new InputStreamReader(inputstream);
            BufferedReader bufferedreader = new BufferedReader(inputstreamreader);
            // read the ls output
            String line = "";
            StringBuilder sb = new StringBuilder(line);
            while ((line = bufferedreader.readLine()) != null) {
                //System.out.println(line);
                sb.append(line);
            }
            return sb.toString();
        } catch (IOException e) {
            return "";
        }

    }


}