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 ctx, String pakageName) {
    try {/*from   w w w.  ja  v a  2  s  .  co  m*/
        PackageInfo pInfo = ctx.getPackageManager().getPackageInfo(pakageName, 0);
        return pInfo.versionName;
    } catch (Exception e) {
        e.printStackTrace();
        return "";
    }
}

From source file:Main.java

/**
 * Gets the application version.//from w  ww.  j a v a2s .com
 *
 * @param context application context
 * @return application version
 */
@Nullable
public static String getAppVersion(final Context context) {
    try {
        return context.getPackageManager().getPackageInfo(context.getPackageName(), 0).versionName;
    } catch (final PackageManager.NameNotFoundException e) {
        return null;
    }
}

From source file:Main.java

public static int getVersionCode(Context ctx, String pakageName) {
    try {//from  w ww. j  av a  2 s  .  com
        PackageInfo pInfo = ctx.getPackageManager().getPackageInfo(pakageName, 0);
        return pInfo.versionCode;
    } catch (Exception e) {
        e.printStackTrace();
        return -1;
    }
}

From source file:Main.java

public static boolean isAppExists(Context context, String packageName) {
    PackageManager pm = context.getPackageManager();
    try {//w ww . j a v  a 2 s.  c om
        PackageInfo packageInfo = pm.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);
        if (packageInfo != null) {
            return true;
        }
    } catch (NameNotFoundException e) {
        return false;
    }

    return true;
}

From source file:Main.java

public static ActivityInfo tryGetActivity(Context context, ComponentName componentName) {
    try {//from ww  w.j  a v  a  2s .c  om
        return context.getPackageManager().getActivityInfo(componentName, 0);
    } catch (PackageManager.NameNotFoundException e) {
        return null;
    }
}

From source file:Main.java

public static int getAppVersionCode(Context context) {
    int result = -1;
    PackageManager pm = context.getPackageManager();
    PackageInfo info = null;/*from ww  w . ja  va 2s.  c  o m*/
    try {
        info = pm.getPackageInfo(context.getPackageName(), 0);
        result = info.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }
    return result;
}

From source file:Main.java

public static String getAppBuild(Context context) {

    try {/*from   w w  w.  ja v a  2  s . co m*/
        PackageInfo packageInfo = context.getPackageManager().getPackageInfo(context.getPackageName(),
                PackageManager.GET_META_DATA);
        return String.valueOf(packageInfo.versionCode);
    } catch (NameNotFoundException e) {
        return null;
    }

}

From source file:Main.java

public static int getVersionCode(Context context) {
    PackageManager p = context.getPackageManager();
    // GetPackageName () is your current class package name, 0 stands for is
    // to get version information
    PackageInfo packInfo;//from  w  ww . ja v  a 2 s. co m
    try {
        packInfo = p.getPackageInfo(context.getPackageName(), 0);

        return packInfo.versionCode;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
        return 0;
    }
}

From source file:Main.java

public static String getDexThumb(Context context) throws NameNotFoundException {
    PackageInfo packageInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
    int code = packageInfo.versionCode;
    long updateTime = packageInfo.lastUpdateTime;
    return String.valueOf(updateTime) + "-" + String.valueOf(code);
}