Example usage for android.content.pm PackageManager getPackageInfo

Introduction

In this page you can find the example usage for android.content.pm PackageManager getPackageInfo.

Prototype

public abstract PackageInfo getPackageInfo(VersionedPackage versionedPackage, @PackageInfoFlags int flags)
        throws NameNotFoundException;

Source Link

Document

Retrieve overall information about an application package that is installed on the system.

Usage

From source file:Main.java

public static int getVersionCode(Context context) {
    PackageManager pm = context.getPackageManager();
    int versionCode = 0;
    try {/* ww w . j  av a2s  . co m*/
        PackageInfo packageInfo = pm.getPackageInfo(context.getPackageName(), 0);
        versionCode = packageInfo.versionCode;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return versionCode;
}

From source file:Main.java

public static boolean isInstalledOnSdCard(Context context) {
    // check for API level 8 and higher
    if (isCompatible(8)) {
        PackageManager pm = context.getPackageManager();
        try {//from   w ww .  ja v  a  2s  .  c om
            PackageInfo pi = pm.getPackageInfo(context.getPackageName(), 0);
            ApplicationInfo ai = pi.applicationInfo;
            return (ai.flags & 0x00040000 /*
                                           * ApplicationInfo.
                                           * FLAG_EXTERNAL_STORAGE
                                           */) == 0x00040000 /*
                                                              * ApplicationInfo.
                                                              * FLAG_EXTERNAL_STORAGE
                                                              */;
        } catch (NameNotFoundException e) {
            // ignore
        }
    }

    // check for API level 7 - check files dir
    try {
        String filesDir = context.getFilesDir().getAbsolutePath();
        if (filesDir.startsWith("/data/")) {
            return false;
        } else if (filesDir.contains(Environment.getExternalStorageDirectory().getPath())) {
            return true;
        }
    } catch (Throwable e) {
        // ignore
    }

    return false;
}

From source file:Main.java

public static String getVersionName(Context context) {
    PackageManager pm = context.getPackageManager();
    String versionName = "";
    try {//w  w w  .j  av a2 s. com
        PackageInfo packageInfo = pm.getPackageInfo(context.getPackageName(), 0);
        versionName = packageInfo.versionName;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return versionName;
}

From source file:Main.java

public static String getAppVersionName(Context context) {
    PackageManager manager = context.getPackageManager();
    PackageInfo info;//from   w  w  w  . j  a v a 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 Intent getDefaultClockIntent(Context context) {
    PackageManager pm = context.getPackageManager();
    for (String packageName : CLOCK_PACKAGES) {
        try {//from  w ww  .  jav a 2 s. c  om
            pm.getPackageInfo(packageName, 0);
            return pm.getLaunchIntentForPackage(packageName);
        } catch (PackageManager.NameNotFoundException ignored) {
        }
    }
    return null;
}

From source file:Main.java

public static boolean checkSignature(Context ctx, String packageName, String srcSignature) {

    PackageManager pm = ctx.getPackageManager();
    try {//  w w w.ja va 2s  .c om
        PackageInfo pack = pm.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
        Signature[] signatures = pack.signatures;
        String destSignature = getApkSignatureMD5String(signatures[0]);
        return destSignature.equalsIgnoreCase(srcSignature);
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return false;
}

From source file:Main.java

public static int getVersionCode(Context context) {
    PackageManager packageManager = context.getPackageManager();
    PackageInfo packageInfo = null;//from  w  w  w  .  j av a2  s. c  o  m
    try {
        packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0);
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }
    return packageInfo.versionCode;
}

From source file:Main.java

public static PackageInfo getPackageInfo(Context context) {
    PackageManager packageManager = context.getPackageManager();
    PackageInfo packageInfo = null;/*from   ww w  .  ja va2  s.c  om*/
    try {
        packageInfo = packageManager.getPackageInfo(context.getPackageName(), 0);
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }
    return packageInfo;
}

From source file:Main.java

public static void runApp(Context context, String paramString) {
    PackageManager localPackageManager = context.getPackageManager();
    try {//  w  w  w .  ja va2s  .c  om
        PackageInfo localPackageInfo = localPackageManager.getPackageInfo(paramString, 0);
        Intent localIntent1 = new Intent("android.intent.action.MAIN", null);
        localIntent1.setPackage(localPackageInfo.packageName);
        ResolveInfo localResolveInfo = (ResolveInfo) localPackageManager.queryIntentActivities(localIntent1, 0)
                .iterator().next();
        if (localResolveInfo != null) {
            String str1 = localResolveInfo.activityInfo.packageName;
            String str2 = localResolveInfo.activityInfo.name;
            Intent localIntent2 = new Intent("android.intent.action.MAIN");
            localIntent2.setComponent(new ComponentName(str1, str2));
            context.startActivity(localIntent2);
        }
    } catch (PackageManager.NameNotFoundException localNameNotFoundException) {
        localNameNotFoundException.printStackTrace();
    }
}

From source file:Main.java

/**
 * Checks if an App is Installed./*from ww w.j a  va  2s . c  om*/
 *
 * @return true if installed false otherwise
 */
public static boolean isAppInstalled(Context context, String packageName) {

    if (context == null)
        return false;

    PackageManager pm = context.getApplicationContext().getPackageManager();
    boolean isAppInstalled = false;
    try {

        pm.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);
        isAppInstalled = true;

    } catch (PackageManager.NameNotFoundException e) {
        isAppInstalled = false;
    }

    return isAppInstalled;
}