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

@Deprecated
public static int getApkVersion(Context context) {
    int i = 0;/*w w w . j a v a  2  s  .c om*/
    try {
        return context.getPackageManager().getPackageInfo("com.google.android.gms", 0).versionCode;
    } catch (NameNotFoundException e) {
        Log.w("GooglePlayServicesUtil", "Google Play services is missing.");
        return i;
    }
}

From source file:Main.java

/**
 * get version code of this app//w  w w  . j a  v  a  2  s . c o m
 * @param context context
 * @return version code
 */
public static int getVersionCode(Context context) {
    if (pm == null) {
        pm = context.getPackageManager();
    }
    try {
        return pm.getPackageInfo(context.getPackageName(), 0).versionCode;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return -1;
}

From source file:Main.java

/**
 * get version name of this app/*from   w w w.j ava 2s. co m*/
 * @param context context
 * @return version name
 */
public static String getVersionName(Context context) {
    if (pm == null) {
        pm = context.getPackageManager();
    }
    try {
        return pm.getPackageInfo(context.getPackageName(), 0).versionName;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

/**
 * @return Application's version code from the {@code PackageManager}.
 *///  w  w w.j  a v  a2 s  . c  o m
public static int getAppVersion(Context context) {
    try {
        PackageInfo packageInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return packageInfo.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        // should never happen
        throw new RuntimeException("Could not get package name: " + e);
    }
}

From source file:Main.java

/**
 * Check if BerryMotes app is installed 
 * /*from   w w  w . j  a  v a2  s.  c  o m*/
 * @param context Android context
 * @return true if BerryMotes is installed
 */
public static boolean isBerryMotesInstalled(Context context) {
    PackageManager pm = context.getPackageManager();
    try {
        pm.getPackageInfo(BERRYMOTES_NAME, PackageManager.GET_ACTIVITIES);
        return true;
    } catch (PackageManager.NameNotFoundException e) {
        return false;
    }
}

From source file:Main.java

public static int getVersionCode(Context context) {
    try {/*from w w w . j a  va2  s.com*/
        PackageManager manager = context.getPackageManager();
        PackageInfo info = manager.getPackageInfo(context.getPackageName(), 0);
        return info.versionCode;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return 0;
}

From source file:Main.java

public static boolean isInstalled(Context context, String packageName) {
    PackageManager manager = context.getPackageManager();
    try {//  w w w  .j a  va 2  s  .c o  m
        manager.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);

        return true;
    } catch (NameNotFoundException e) {
        return false;
    }
}

From source file:Main.java

public static void launchApp(Context context, String packageName) {
    PackageManager packageManager = context.getPackageManager();
    Intent intent = packageManager.getLaunchIntentForPackage(packageName);
    if (intent != null) {
        context.startActivity(intent);/*from   w w w .  j  ava  2s  .  com*/
    }
}

From source file:Main.java

public static int getVersionCode(Context context) {
    try {//w  ww.j a  v  a2 s  . c  om
        final PackageInfo packInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return packInfo.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }
    return 1;
}

From source file:Main.java

public static int getVersionCode(Context context) {
    PackageManager packageManager = context.getPackageManager();
    PackageInfo packageInfo = null;//  ww  w .j a va2s .  com
    try {
        packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0);
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }
    return packageInfo.versionCode;
}