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

From source file:Main.java

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

From source file:Main.java

public static final String getApplicationVersionName(Context context) {
    try {//from   w  ww.j av a 2  s .co m
        final PackageInfo pInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return pInfo.versionName;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
        return null;
    }
}

From source file:Main.java

/**
 * Check if application with specific package name is installed on device*/
public static boolean isAppInstalled(Context context, String packageName) {
    PackageManager pm = context.getPackageManager();
    try {//from  www  . j a  va 2s .  c  o m
        pm.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);
        return true;
    } catch (PackageManager.NameNotFoundException e) {
        return false;
    }
}

From source file:Main.java

/**
 * Checks whether any version of messenger is installed.
 *
 * @param context an android context//  ww  w .j av a  2 s  .  c o m
 * @return whether any version of messenger is installed
 */
public static boolean hasMessengerInstalled(Context context) {
    try {
        context.getPackageManager().getPackageInfo(PACKAGE_NAME, 0);
        return true;
    } catch (PackageManager.NameNotFoundException e) {
        return false;
    }
}

From source file:Main.java

public static int getAppVersionCode(Context c) {
    try {//from  ww  w.  j a  v  a 2  s.  c  o  m
        PackageManager manager = c.getPackageManager();
        PackageInfo info = manager.getPackageInfo(c.getPackageName(), 0);
        return info.versionCode;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return 0;
}

From source file:Main.java

public static PackageInfo getPackageInfo(Context context, String packageName) {
    PackageManager pm = context.getPackageManager();
    try {/*from   www .ja  v a2 s.c  o m*/
        return pm.getPackageInfo(packageName, 0);
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static String getApkPackageName(Context context, String apkPath) {
    PackageManager pm = context.getPackageManager();
    PackageInfo info = pm.getPackageArchiveInfo(apkPath, PackageManager.GET_ACTIVITIES);
    if (info != null) {
        ApplicationInfo appInfo = info.applicationInfo;
        appInfo.sourceDir = apkPath;// w  ww  .  j  a v a  2  s.  c  o  m
        appInfo.publicSourceDir = apkPath;
        return appInfo.packageName;
    }
    return "";
}

From source file:Main.java

public static String getAppVersionName(Context context) {
    try {//from  w  w  w .j  av a2s  .  c o  m
        PackageInfo packageInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        return packageInfo.versionName;
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static String getVersionName(Context context) {
    try {/*from   www .  j av a2s .c o  m*/
        PackageInfo info = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        if (info != null) {
            return info.versionName;
        }
    } catch (Exception e) {

    }
    return "";
}