[英]My app has successfully been installed on Android, but crashes as soon as it loads
[英]How to know if an app has been installed successfully in android
我怎么知道一個應用程序是否已經在android中成功安裝? 我正在使用以下方法安裝apk文件。
Intent intent = new Intent();
intent.setAction(Intent.ACTION_VIEW);
intent.setDataAndType(Uri.fromFile(file), "application/vnd.android.package-archive");
startActivity(intent);
您可以查詢已安裝軟件包的列表,並查找剛剛安裝的軟件包:
List pkgAppsList = context.getPackageManager().getInstalledPackages();
private boolean isAppInstalled(String uri) {
PackageManager pm = getPackageManager();
boolean installed = false;
try {
pm.getPackageInfo(uri, PackageManager.GET_ACTIVITIES);
installed = true;
} catch (PackageManager.NameNotFoundException e) {
installed = false;
}
return installed;
}
只需通過傳遞您需要檢查的應用程序的程序包名稱來調用該方法。
if(isAppInstalled("com.yourpackage.package")){
//app installed
}
else{
//app not installed
}
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