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

/**
 * check if assign package is installed in system
 * *///from w ww .  ja va 2  s . c om
public static boolean isPackageInstalled(String packagename, Context context) {
    PackageManager pm = context.getPackageManager();
    try {
        pm.getPackageInfo(packagename, PackageManager.GET_ACTIVITIES);
        return true;
    } catch (NameNotFoundException e) {
        return false;
    }
}

From source file:Main.java

private static boolean appInstalledOrNot(String uri, Context context) {

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

From source file:Main.java

private static PackageInfo getApkInfo(Context context, String path) {
    PackageManager pm = context.getPackageManager();
    PackageInfo info = pm.getPackageArchiveInfo(path, PackageManager.GET_ACTIVITIES);
    if (info != null) {
        return info;
    }/*from   ww w.j  av  a  2 s.  com*/
    return null;
}

From source file:Main.java

public static String getPackageNameByUid(Context context, int uid) {

    PackageManager pm = context.getPackageManager();
    String[] packageName = pm.getPackagesForUid(uid);
    if (packageName != null && packageName.length == 1) {
        return packageName[0];
    }/*from  w  ww  . ja v  a  2s .c  o m*/

    return "Null";
}

From source file:Main.java

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

From source file:Main.java

public static String getAppVersionName(Context context) {
    PackageManager manager = context.getPackageManager();
    PackageInfo info;//from w w w . j a va  2  s  .c  o  m
    String versionName = null;
    try {
        info = manager.getPackageInfo(context.getPackageName(), 0);
        versionName = info.versionName;
    } catch (PackageManager.NameNotFoundException e1) {
        e1.printStackTrace();
    }
    return versionName;
}

From source file:Main.java

public static boolean hasCamera(Context context) {
    if (context == null || context.getPackageManager() == null) {
        throw new IllegalArgumentException("Context and package manager must not be null");
    }// ww  w.  ja v a  2 s .  c  o m
    PackageManager pm = context.getPackageManager();
    if (pm.hasSystemFeature(PackageManager.FEATURE_CAMERA)) {
        return true;
    } else if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
        return pm.hasSystemFeature(PackageManager.FEATURE_CAMERA_FRONT);
    } else {
        return false;
    }
}

From source file:Main.java

public static boolean isMyServiceInstalled(Context ctx, Intent intent) {
    final PackageManager mgr = ctx.getPackageManager();
    List<ResolveInfo> list = mgr.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);
    return list.size() > 0;
}

From source file:Main.java

public static boolean isApplicationInstalled(Context context, String packageName) {
    try {/* ww w .j  a  v a2  s .  com*/
        context.getPackageManager().getApplicationInfo(packageName, 0);
        return true;
    } catch (PackageManager.NameNotFoundException e) {
        return false;
    }
}

From source file:Main.java

public static String getApkFilePackage(Context context, File apkFile) {
    PackageManager pm = context.getPackageManager();
    PackageInfo info = pm.getPackageArchiveInfo(apkFile.getPath(), PackageManager.GET_ACTIVITIES);
    if (info != null) {
        return info.applicationInfo.packageName;
    }/*  w  w  w .  jav  a2s . co  m*/
    return null;
}