Example usage for android.content.pm PackageManager getPackageInfo

List of usage examples for android.content.pm PackageManager getPackageInfo

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  6. 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:com.facebook.Settings.java

public static String getApplicationSignature(Context context) {
    if (context == null) {
        return null;
    }//from  w ww  .  j a  v  a  2s . c  o  m
    PackageManager packageManager = context.getPackageManager();
    if (packageManager == null) {
        return null;
    }

    String packageName = context.getPackageName();
    PackageInfo pInfo;
    try {
        pInfo = packageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
    } catch (PackageManager.NameNotFoundException e) {
        return null;
    }

    Signature[] signatures = pInfo.signatures;
    if (signatures == null || signatures.length == 0) {
        return null;
    }

    MessageDigest md;
    try {
        md = MessageDigest.getInstance("SHA-1");
    } catch (NoSuchAlgorithmException e) {
        return null;
    }

    md.update(pInfo.signatures[0].toByteArray());
    return Base64.encodeToString(md.digest(), Base64.URL_SAFE | Base64.NO_PADDING);
}

From source file:com.apptentive.android.sdk.util.Util.java

public static String getAppVersionName(Context appContext) {
    try {//  w w  w .jav  a2 s .  c  o m
        PackageManager packageManager = appContext.getPackageManager();
        PackageInfo packageInfo = packageManager.getPackageInfo(appContext.getPackageName(), 0);
        return packageInfo.versionName;
    } catch (PackageManager.NameNotFoundException e) {
        ApptentiveLog.e("Error getting app version name.", e);
    }
    return null;
}

From source file:com.apptentive.android.sdk.util.Util.java

public static int getAppVersionCode(Context appContext) {
    try {//from w  w  w.j  a v  a 2s  .  co m
        PackageManager packageManager = appContext.getPackageManager();
        PackageInfo packageInfo = packageManager.getPackageInfo(appContext.getPackageName(), 0);
        return packageInfo.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        ApptentiveLog.e("Error getting app version code.", e);
    }
    return -1;
}

From source file:com.facebook.FacebookSdk.java

/**
 * Internal call please don't use directly.
 * @param context The application context.
 * @return The application signature.// w ww.  ja  v a  2 s  . com
 */
public static String getApplicationSignature(Context context) {
    Validate.sdkInitialized();
    if (context == null) {
        return null;
    }
    PackageManager packageManager = context.getPackageManager();
    if (packageManager == null) {
        return null;
    }

    String packageName = context.getPackageName();
    PackageInfo pInfo;
    try {
        pInfo = packageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
    } catch (PackageManager.NameNotFoundException e) {
        return null;
    }

    Signature[] signatures = pInfo.signatures;
    if (signatures == null || signatures.length == 0) {
        return null;
    }

    MessageDigest md;
    try {
        md = MessageDigest.getInstance("SHA-1");
    } catch (NoSuchAlgorithmException e) {
        return null;
    }

    md.update(pInfo.signatures[0].toByteArray());
    return Base64.encodeToString(md.digest(), Base64.URL_SAFE | Base64.NO_PADDING);
}

From source file:com.google.android.gcm.GCMRegistrar.java

/**
 * Checks that the application manifest is properly configured.
 * <p>/*from  w  w  w.  j  a  v  a2  s  .  com*/
 * A proper configuration means:
 * <ol>
 *    <li>It creates a custom permission called
 *      {@code PACKAGE_NAME.permission.C2D_MESSAGE}.
 *    <li>It defines at least one {@link BroadcastReceiver} with category
 *      {@code PACKAGE_NAME}.
 *    <li>The {@link BroadcastReceiver}(s) uses the
 *      {@value GCMConstants#PERMISSION_GCM_INTENTS} permission.
 *    <li>The {@link BroadcastReceiver}(s) handles the 3 GCM intents
 *      ({@value GCMConstants#INTENT_FROM_GCM_MESSAGE},
 *      {@value GCMConstants#INTENT_FROM_GCM_REGISTRATION_CALLBACK},
 *      and {@value GCMConstants#INTENT_FROM_GCM_LIBRARY_RETRY}).
 * </ol>
 * ...where {@code PACKAGE_NAME} is the application package.
 * <p>
 * This method should be used during development time to verify that the
 * manifest is properly set up, but it doesn't need to be called once the
 * application is deployed to the users' devices.
 *
 * @param context application context.
 * @throws IllegalStateException if any of the conditions above is not met.
 */
public static void checkManifest(Context context) {
    PackageManager packageManager = context.getPackageManager();
    String packageName = context.getPackageName();
    String permissionName = packageName + ".permission.C2D_MESSAGE";
    // check permission
    try {
        packageManager.getPermissionInfo(permissionName, PackageManager.GET_PERMISSIONS);
    } catch (NameNotFoundException e) {
        throw new IllegalStateException("Application does not define permission " + permissionName);
    }
    // check receivers
    PackageInfo receiversInfo;
    try {
        receiversInfo = packageManager.getPackageInfo(packageName, PackageManager.GET_RECEIVERS);
    } catch (NameNotFoundException e) {
        throw new IllegalStateException("Could not get receivers for package " + packageName);
    }
    ActivityInfo[] receivers = receiversInfo.receivers;
    if (receivers == null || receivers.length == 0) {
        throw new IllegalStateException("No receiver for package " + packageName);
    }
    if (Log.isLoggable(TAG, Log.VERBOSE)) {
        Log.v(TAG, "number of receivers for " + packageName + ": " + receivers.length);
    }
    Set<String> allowedReceivers = new HashSet<String>();
    for (ActivityInfo receiver : receivers) {
        if (GCMConstants.PERMISSION_GCM_INTENTS.equals(receiver.permission)) {
            allowedReceivers.add(receiver.name);
        }
    }
    if (allowedReceivers.isEmpty()) {
        throw new IllegalStateException(
                "No receiver allowed to receive " + GCMConstants.PERMISSION_GCM_INTENTS);
    }
    checkReceiver(context, allowedReceivers, GCMConstants.INTENT_FROM_GCM_REGISTRATION_CALLBACK);
    checkReceiver(context, allowedReceivers, GCMConstants.INTENT_FROM_GCM_MESSAGE);
}

From source file:android_network.hetnet.vpn_service.Util.java

public static boolean isSystem(String packageName, Context context) {
    try {//from  w w w. j a  va 2s . c o m
        PackageManager pm = context.getPackageManager();
        PackageInfo info = pm.getPackageInfo(packageName, 0);
        return ((info.applicationInfo.flags
                & (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_UPDATED_SYSTEM_APP)) != 0);
        /*
        PackageInfo pkg = pm.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
        PackageInfo sys = pm.getPackageInfo("android", PackageManager.GET_SIGNATURES);
        return (pkg != null && pkg.signatures != null && pkg.signatures.length > 0 &&
            sys.signatures.length > 0 && sys.signatures[0].equals(pkg.signatures[0]));
        */
    } catch (PackageManager.NameNotFoundException ignore) {
        return false;
    }
}

From source file:android_network.hetnet.vpn_service.Util.java

public static String getFingerprint(Context context) {
    try {/*w  w  w  .  j av a  2  s . co  m*/
        PackageManager pm = context.getPackageManager();
        String pkg = context.getPackageName();
        PackageInfo info = pm.getPackageInfo(pkg, PackageManager.GET_SIGNATURES);
        byte[] cert = info.signatures[0].toByteArray();
        MessageDigest digest = MessageDigest.getInstance("SHA1");
        byte[] bytes = digest.digest(cert);
        StringBuilder sb = new StringBuilder();
        for (byte b : bytes)
            sb.append(Integer.toString(b & 0xff, 16).toLowerCase());
        return sb.toString();
    } catch (Throwable ex) {
        Log.e(TAG, ex.toString() + "\n" + Log.getStackTraceString(ex));
        return null;
    }
}

From source file:it.evilsocket.dsploit.core.System.java

public static String getAppVersionName() {
    try {/*from  www. j  av  a  2 s .  c  o  m*/
        PackageManager manager = mContext.getPackageManager();
        PackageInfo info = manager.getPackageInfo(mContext.getPackageName(), 0);

        return info.versionName;
    } catch (NameNotFoundException e) {
        errorLogging(TAG, e);
    }

    return "?";
}

From source file:am.roadpolice.roadpolice.AboutUsDialogFragment.java

@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
    View dialogView = getActivity().getLayoutInflater().inflate(R.layout.dialog_about_us, null);
    TextView tvVersion = (TextView) dialogView.findViewById(R.id.tvAboutUsVersion);
    try {/*ww  w.  j  a v  a2  s. c om*/
        PackageManager manager = getActivity().getPackageManager();
        PackageInfo info = manager.getPackageInfo(getActivity().getPackageName(), 0);
        tvVersion.setText(tvVersion.getText() + " " + info.versionName);

    } catch (PackageManager.NameNotFoundException e) {
        tvVersion.setVisibility(View.GONE);
    }

    // Makes the link in the text view clickable.
    TextView t2 = (TextView) dialogView.findViewById(R.id.tvAboutUsDeveloper);
    t2.setMovementMethod(LinkMovementMethod.getInstance());

    // Creates About Us Alert dialog which extends from DialogFragment.
    return new AlertDialog.Builder(getActivity()).setTitle(R.string.txtAboutUs)
            .setNeutralButton(R.string.about_us_close, null).setView(dialogView).create();
}

From source file:com.apptentive.android.sdk.module.engagement.interaction.fragment.UpgradeMessageFragment.java

private Drawable getIconDrawableResourceId() {
    try {//  w  w w .  j  ava 2 s  .  c o  m
        Context context = getContext();
        PackageManager pm = context.getPackageManager();
        PackageInfo pi = pm.getPackageInfo(context.getPackageName(), 0);
        return ContextCompat.getDrawable(getContext(), pi.applicationInfo.icon);
    } catch (Exception e) {
        ApptentiveLog.e("Error loading app icon.", e);
    }
    return null;
}