Example usage for android.content.pm PackageManager queryBroadcastReceivers

Introduction

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

Prototype

public abstract List<ResolveInfo> queryBroadcastReceivers(Intent intent, @ResolveInfoFlags int flags);

Source Link

Document

Retrieve all receivers that can handle a broadcast of the given intent.

Usage

From source file:Main.java

public static boolean canResolveBroadcast(Context context, Intent intent) {
    PackageManager packageManager = context.getPackageManager();
    List<ResolveInfo> receivers = packageManager.queryBroadcastReceivers(intent, 0);
    return receivers != null && receivers.size() > 0;
}

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From source file:Main.java

static Pair<String, Resources> findSystemApk(String action, PackageManager pm) {
    final Intent intent = new Intent(action);
    for (ResolveInfo info : pm.queryBroadcastReceivers(intent, 0)) {
        if (info.activityInfo != null
                && (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
            final String packageName = info.activityInfo.packageName;
            try {
                final Resources res = pm.getResourcesForApplication(packageName);
                return Pair.create(packageName, res);
            } catch (NameNotFoundException e) {
                Log.w(TAG, "Failed to find resources for " + packageName);
            }//  w w  w  .j  a va  2s .  c  o  m
        }
    }
    return null;
}

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From source file:Main.java

/**
 * Utility method to check if a shortcut can be added to the homescreen.
 * @param context Context used to get the package manager.
 * @return if a shortcut can be added to the homescreen under the current profile.
 *///w  w  w .ja va2s  . co  m
public static boolean isAddToHomeIntentSupported(Context context) {
    PackageManager pm = context.getPackageManager();
    Intent i = new Intent(INSTALL_SHORTCUT);
    List<ResolveInfo> receivers = pm.queryBroadcastReceivers(i, PackageManager.GET_INTENT_FILTERS);
    return !receivers.isEmpty();
}

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From source file:Main.java

/**
 * Utility method to check if a shortcut can be added to the home screen.
 * @param context Context used to get the package manager.
 * @return if a shortcut can be added to the home screen under the current profile.
 *///from  w  w  w .j ava 2s. co  m
// TODO(crbug.com/635567): Fix this properly.
@SuppressLint("WrongConstant")
public static boolean isAddToHomeIntentSupported(Context context) {
    PackageManager pm = context.getPackageManager();
    Intent i = new Intent(INSTALL_SHORTCUT);
    List<ResolveInfo> receivers = pm.queryBroadcastReceivers(i, PackageManager.GET_INTENT_FILTERS);
    return !receivers.isEmpty();
}

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From source file:com.commonsware.android.broadcast.fanout.MainActivity.java

private static void sendImplicitBroadcast(Context ctxt, Intent i) {
    PackageManager pm = ctxt.getPackageManager();
    List<ResolveInfo> matches = pm.queryBroadcastReceivers(i, 0);

    for (ResolveInfo resolveInfo : matches) {
        Intent explicit = new Intent(i);
        ComponentName cn = new ComponentName(resolveInfo.activityInfo.applicationInfo.packageName,
                resolveInfo.activityInfo.name);

        explicit.setComponent(cn);/*from  w w  w.  j  a v  a2  s  .co m*/
        ctxt.sendBroadcast(explicit);
    }
}

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From source file:Main.java

@NonNull
private static String prepareCheckReceiverReport(@NonNull final Context context,
        @Nullable final String exceptionMessage, @Nullable final String receiverName,
        @NonNull final Intent broadcastIntent) {
    final StringBuilder reportBuilder = new StringBuilder("checkReceiver error").append(LINE_SEPARATOR)
            .append("Exception message : ").append(exceptionMessage).append(LINE_SEPARATOR)
            .append("Expected receiverName : ").append(receiverName).append(LINE_SEPARATOR)
            .append("Intent action : ").append(broadcastIntent.getAction());

    final PackageManager packageManager = context.getPackageManager();
    final List<ResolveInfo> receivers = packageManager.queryBroadcastReceivers(broadcastIntent,
            PackageManager.GET_INTENT_FILTERS);
    if (receivers == null) {
        reportBuilder.append(LINE_SEPARATOR).append("queryBroadcastReceivers returns null");
    } else if (receivers.isEmpty()) {
        reportBuilder.append(LINE_SEPARATOR).append("queryBroadcastReceivers returns empty list");
    } else {//from   w w  w.j av a  2s .co m
        reportBuilder.append(LINE_SEPARATOR)
                .append("queryBroadcastReceivers returns not empty list. List size : ").append(receivers.size())
                .append(LINE_SEPARATOR).append("PackageName : ").append(context.getPackageName());

        int emptyPackageNameCounter = 0;
        int emptyReceiverNameCounter = 0;
        for (ResolveInfo receiver : receivers) {
            if (TextUtils.isEmpty(receiver.activityInfo.packageName)) {
                ++emptyPackageNameCounter;
            } else if (receiver.activityInfo.packageName.equals(context.getPackageName())) {
                reportBuilder.append(LINE_SEPARATOR).append("Receiver with right package : ")
                        .append(receiver.activityInfo.name);
            }
            if (TextUtils.isEmpty(receiver.activityInfo.name)) {
                ++emptyReceiverNameCounter;
            } else if (receiver.activityInfo.name.equals(receiverName)) {
                reportBuilder.append(LINE_SEPARATOR).append("Receiver with right name has package : ")
                        .append(receiver.activityInfo.packageName);
            }
        }

        reportBuilder.append(LINE_SEPARATOR).append("Receivers with empty package name : ")
                .append(emptyPackageNameCounter).append(LINE_SEPARATOR).append("Receivers with empty name : ")
                .append(emptyReceiverNameCounter);
    }

    return reportBuilder.toString();
}

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From source file:Main.java

static List<Pair<String, Resources>> findSystemApks(String action, PackageManager pm) {
    final Intent intent = new Intent(action);
    List<Pair<String, Resources>> systemApks = new ArrayList<Pair<String, Resources>>();
    for (ResolveInfo info : pm.queryBroadcastReceivers(intent, 0)) {
        if (info.activityInfo != null
                && (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
            final String packageName = info.activityInfo.packageName;
            try {
                final Resources res = pm.getResourcesForApplication(packageName);
                systemApks.add(Pair.create(packageName, res));
            } catch (NameNotFoundException e) {
                Log.w(TAG, "Failed to find resources for " + packageName);
            }//  w  w w. j  a v  a  2s .co m
        }
    }
    return systemApks;
}

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From source file:util.mediamanager.PlaylistUtils.java

public static void ListMediaButtonReceivers(Context context, String query) {

    try {/*from  www .jav  a2  s  . co  m*/

        final Intent mediaButtonIntent = new Intent(Intent.ACTION_MEDIA_BUTTON);
        PackageManager packageManager = context.getPackageManager();

        List<ResolveInfo> mediaReceivers = packageManager.queryBroadcastReceivers(mediaButtonIntent,
                PackageManager.GET_INTENT_FILTERS | PackageManager.GET_RESOLVED_FILTER);

        for (int i = mediaReceivers.size() - 1; i >= 0; i--) {
            ResolveInfo mediaReceiverResolveInfo = mediaReceivers.get(i);
            String name = mediaReceiverResolveInfo.activityInfo.applicationInfo.sourceDir + ", "
                    + mediaReceiverResolveInfo.activityInfo.name;
            String cn = mediaReceiverResolveInfo.resolvePackageName;
            String cn1 = mediaReceiverResolveInfo.activityInfo.toString();
            Log.d(Constants.APP.TAG, "resolvePackageName media receivers = " + cn);
            Log.d(Constants.APP.TAG, "activityInfo = " + cn1);
        }

        mediaButtonIntent.setAction(MediaStore.INTENT_ACTION_MEDIA_PLAY_FROM_SEARCH);
        //mediaButtonIntent.setComponent(new ComponentName("com.spotify.music", "com.spotify.music.MainActivity"));
        mediaButtonIntent.putExtra(SearchManager.QUERY, "GM1");
        mediaButtonIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
        context.startActivity(mediaButtonIntent);
    } catch (ActivityNotFoundException e) {
        Log.e(Constants.APP.TAG, "Error searching Spotify w/ query '" + query + "'");
        //Toast.makeText(mRideManager.mAppContext, String.format("Error parsing query \"%s\"", query), Toast.LENGTH_SHORT).show();
        e.printStackTrace();
    }
}

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From source file:androidx.media.session.MediaButtonReceiver.java

/**
 * @hide//from   w ww .j  av a2s  .  co  m
 */
@RestrictTo(LIBRARY)
public static ComponentName getMediaButtonReceiverComponent(Context context) {
    Intent queryIntent = new Intent(Intent.ACTION_MEDIA_BUTTON);
    queryIntent.setPackage(context.getPackageName());
    PackageManager pm = context.getPackageManager();
    List<ResolveInfo> resolveInfos = pm.queryBroadcastReceivers(queryIntent, 0);
    if (resolveInfos.size() == 1) {
        ResolveInfo resolveInfo = resolveInfos.get(0);
        return new ComponentName(resolveInfo.activityInfo.packageName, resolveInfo.activityInfo.name);
    } else if (resolveInfos.size() > 1) {
        Log.w(TAG, "More than one BroadcastReceiver that handles " + Intent.ACTION_MEDIA_BUTTON
                + " was found, returning null.");
    }
    return null;
}

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

private static void checkReceiver(Context context, Set<String> allowedReceivers, String action) {
    PackageManager pm = context.getPackageManager();
    String packageName = context.getPackageName();
    Intent intent = new Intent(action);
    intent.setPackage(packageName);/*from ww  w .j a va  2s  .c  om*/
    List<ResolveInfo> receivers = pm.queryBroadcastReceivers(intent, PackageManager.GET_INTENT_FILTERS);
    if (receivers.isEmpty()) {
        throw new IllegalStateException("No receivers for action " + action);
    }
    if (Log.isLoggable(TAG, Log.VERBOSE)) {
        Log.v(TAG, "Found " + receivers.size() + " receivers for action " + action);
    }
    // make sure receivers match
    for (ResolveInfo receiver : receivers) {
        String name = receiver.activityInfo.name;
        if (!allowedReceivers.contains(name)) {
            throw new IllegalStateException(
                    "Receiver " + name + " is not set with permission " + GCMConstants.PERMISSION_GCM_INTENTS);
        }
    }
}

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