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 int getVersionCode(Context context) {
    PackageManager manager = context.getPackageManager();
    try {//ww w.  j  a v a2 s .  c  om
        PackageInfo info = manager.getPackageInfo(context.getPackageName(), 0);
        return info.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }

    return 0;
}

From source file:Main.java

public static String getVersion(Context context) {
    PackageManager manager = context.getPackageManager();
    try {/* w  ww.java2 s.  c o  m*/
        PackageInfo packageInfo = manager.getPackageInfo(context.getPackageName(), 0);
        return packageInfo.versionName;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return "";
}

From source file:Main.java

public static void runApp(Context context, String appPackageName) {
    Intent intent = context.getPackageManager().getLaunchIntentForPackage(appPackageName);
    context.startActivity(intent);//from w  ww.  j  ava2  s. c o  m
}

From source file:Main.java

public static String getSDKVersion(Context context) {
    PackageManager pm = context.getPackageManager();
    String pkgName = context.getPackageName();
    PackageInfo pkgInfo = null;//w w  w .ja  v a  2s. c om
    String ret = "";
    try {
        pkgInfo = pm.getPackageInfo(pkgName, PackageManager.GET_CONFIGURATIONS);
        ret = pkgInfo.versionName;
    } catch (NameNotFoundException ex) {

    }
    return ret;
}

From source file:Main.java

public static boolean hasCamera(Context context) {
    PackageManager packageManager = context.getPackageManager();
    if (!packageManager.hasSystemFeature(PackageManager.FEATURE_CAMERA_ANY)) {
        return false;
    }//from w w  w.  j  a  va 2 s. com

    return true;
}

From source file:Main.java

/**
 * Function to check if the device has a camera or not.
 * @param context context of class.//from  ww w .j  ava2 s.  c  om
 * @return true if the camera is present and false otherwise.
 */
public static boolean isCameraPresent(Context context) {
    PackageManager packageManager = context.getPackageManager();
    return packageManager.hasSystemFeature(PackageManager.FEATURE_CAMERA)
            || packageManager.hasSystemFeature(PackageManager.FEATURE_CAMERA_FRONT);
}

From source file:Main.java

public static boolean isMIUIRom(final Context context) {
    try {//from   w  w  w  .  ja  va  2  s. com
        return context.getPackageManager().getPackageInfo("com.miui.cloudservice",
                PackageManager.GET_CONFIGURATIONS) != null;
    } catch (final NameNotFoundException e) {
        return false;
    }
}

From source file:Main.java

private static int getUid(Context context) {
    try {//from  ww w . ja  va 2  s .co m
        int uid = context.getPackageManager().getApplicationInfo(context.getPackageName(),
                PackageManager.GET_META_DATA).uid;
        return uid;
    } catch (Exception e) {

    }
    return 0;
}

From source file:Main.java

public static int getAppIconResId(Context app) {
    PackageManager pm = app.getPackageManager();
    String packageName = app.getPackageName();
    try {//from   ww  w.  j  av a 2  s.  c  om
        ApplicationInfo ai = pm.getApplicationInfo(packageName, 0);
        return ai.icon;
    } catch (Exception e) {
        e.printStackTrace();
        try {
            return app.getResources().getIdentifier("sym_def_app_icon", "mipmap", "android");
        } catch (Exception e1) {
            e1.printStackTrace();
            return 0;
        }
    }
}

From source file:Main.java

public static boolean isAppInstalled(String uri, Context context) {
    PackageManager pm = context.getPackageManager();
    boolean app_installed;

    try {//from  www.j  av  a2s  .  c om
        pm.getPackageInfo(uri, PackageManager.GET_ACTIVITIES);
        app_installed = true;
    } catch (NameNotFoundException e) {
        app_installed = false;
    }

    return app_installed;
}