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获取APP版本信息

获取APP版本信息

作者: 剧透下 | 来源:发表于2019-04-27 11:40 被阅读0次

package cn.sesone.workerclient.Util;

import android.content.Context;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager;

import android.graphics.Bitmap;

import android.graphics.drawable.BitmapDrawable;

import android.graphics.drawable.Drawable;

/**

* @author ZhangChengBo

* Created by Android Studio.

* @description:

* 跟App相关的辅助类

* @date :2019/11/28 15:08

*/

public class AppUtils {

/**

* 获取应用程序名称

*/

    public static synchronized String getAppName(Context context) {

try {

PackageManager packageManager =context.getPackageManager();

            PackageInfo packageInfo =packageManager.getPackageInfo(

context.getPackageName(), 0);

            int labelRes =packageInfo.applicationInfo.labelRes;

            return context.getResources().getString(labelRes);

        }catch (Exception e) {

e.printStackTrace();

        }

return null;

    }

/**

* [获取应用程序版本名称信息]

    * @param context

    * @return 当前应用的版本名称

*/

    public static synchronized String getVersionName(Context context) {

try {

PackageManager packageManager =context.getPackageManager();

            PackageInfo packageInfo =packageManager.getPackageInfo(

context.getPackageName(), 0);

            return packageInfo.versionName;

        }catch (Exception e) {

e.printStackTrace();

        }

return null;

    }

/**

* [获取应用程序版本名称信息]

    * @param context

    * @return 当前应用的版本名称

*/

    public static synchronized int getVersionCode(Context context) {

try {

PackageManager packageManager =context.getPackageManager();

            PackageInfo packageInfo =packageManager.getPackageInfo(

context.getPackageName(), 0);

            return packageInfo.versionCode;

        }catch (Exception e) {

e.printStackTrace();

        }

return 0;

    }

/**

* [获取应用程序版本名称信息]

    * @param context

    * @return 当前应用的版本名称

*/

    public static synchronized String getPackageName(Context context) {

try {

PackageManager packageManager =context.getPackageManager();

            PackageInfo packageInfo =packageManager.getPackageInfo(

context.getPackageName(), 0);

            return packageInfo.packageName;

        }catch (Exception e) {

e.printStackTrace();

        }

return null;

    }

/**

* 获取图标 bitmap

    * @param context

    */

    public static synchronized Bitmap getBitmap(Context context) {

PackageManager packageManager =null;

        ApplicationInfo applicationInfo =null;

        try {

packageManager =context.getApplicationContext()

.getPackageManager();

            applicationInfo = packageManager.getApplicationInfo(

context.getPackageName(), 0);

        }catch (PackageManager.NameNotFoundException e) {

applicationInfo =null;

        }

Drawable d = packageManager.getApplicationIcon(applicationInfo); //xxx根据自己的情况获取drawable

        BitmapDrawable bd = (BitmapDrawable)d;

        Bitmap bm =bd.getBitmap();

        return bm;

    }

}

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