Example usage for android.content Context getPackageManager

Introduction

In this page you can find the example usage for android.content Context getPackageManager.

Prototype

public abstract PackageManager getPackageManager();

Source Link

Document

Return PackageManager instance to find global package information.

Usage

From source file:Main.java

public static String getVersionName(Context context) {
    try {//from  w w w.  j av  a 2 s  . c o m
        PackageInfo pInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return pInfo.versionName;
    } catch (NameNotFoundException nnfe) {
        Log.e(TAG, "Error finding version code: " + nnfe);
    }
    return "";
}

From source file:Main.java

public static String getAppNameFromPkg(Context context, String pkg) {
    final PackageManager pm = context.getPackageManager();
    ApplicationInfo ai;//from  ww w .j av  a  2  s  . co m
    try {
        ai = pm.getApplicationInfo(pkg, 0);
    } catch (final PackageManager.NameNotFoundException e) {
        ai = null;
    }
    String applicationName = (String) (ai != null ? pm.getApplicationLabel(ai) : pkg);
    return applicationName;
}

From source file:Main.java

public static boolean isBLESupportedOnDevice(Context context) {
    return Build.VERSION.SDK_INT >= 19
            && context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH_LE);
}

From source file:Main.java

public static boolean isAppInstalled(Context context, String packageName) {
    PackageManager pm = context.getPackageManager();
    boolean app_installed;
    try {//from  w w w.j av a  2  s .c  om
        pm.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);
        app_installed = true;
    } catch (PackageManager.NameNotFoundException e) {
        app_installed = false;
    }
    return app_installed;
}

From source file:Main.java

private static boolean isIntentAvailable(Context context, Intent intent) {
    PackageManager packageManager = context.getPackageManager();
    List<ResolveInfo> list = packageManager.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);
    return list.size() > 0;
}

From source file:Main.java

private static int getAppVersion(Context context) {
    try {/*w w  w.j a v  a 2 s.c om*/
        PackageInfo packageInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return packageInfo.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        throw new RuntimeException("Could not get package name: " + e);
    }
}

From source file:Main.java

public static Drawable getAppIconByPkgName(Context context, String packageName) {
    PackageManager pm = context.getPackageManager();
    Drawable drawable = null;/*  ww  w  .  ja  v  a2 s  .c o  m*/
    try {
        drawable = pm.getApplicationIcon(packageName);
    } catch (PackageManager.NameNotFoundException mE) {
        mE.printStackTrace();
    }
    return drawable;
}

From source file:Main.java

public static String getAppVersionString(Context ctx, String packageName) {
    List<PackageInfo> pkgs = ctx.getPackageManager().getInstalledPackages(0);
    for (PackageInfo pi : pkgs) {
        if (pi.packageName.equals(packageName)) {
            return pi.versionName;
        }/*w  ww  .  j av a 2  s  .c  om*/
    }
    return null;
}

From source file:Main.java

public static boolean isIntentSafe(Context context, Intent intent) {
    PackageManager packageManager = context.getPackageManager();
    List<ResolveInfo> activities = packageManager.queryIntentActivities(intent, 0);
    return activities.size() > 0;
}

From source file:Main.java

public static boolean isAppInstalled(Context context, String packageName) {
    PackageManager pm = context.getPackageManager();
    boolean installed;
    try {//from   w  w w.j a v a 2  s  .c  o  m
        pm.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);
        installed = true;
    } catch (PackageManager.NameNotFoundException e) {
        installed = false;
    }
    return installed;
}