Main.java Source code

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//package com.java2s;
/*
 * Copyright 2016 IPCO 2012 Limited
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.net.Uri;

import android.support.annotation.NonNull;

public class Main {
    /**
     * Constant for Pay by Bank app (Zapp) custom scheme.
     */
    private static final String ZAPP_SCHEME = "zapp";

    /**
     * Checks if there is any Pay by Bank app enabled CFI App installed on the device.
     *
     * @param context The context to use.
     * @return True if there is at least one PBBA enabled CFI App available, false otherwise.
     * @see #openBankingApp(Context, String)
     */
    public static boolean isCFIAppAvailable(@NonNull final Context context) {

        //noinspection ConstantConditions
        if (context == null) {
            throw new IllegalArgumentException("context == null");
        }

        final Intent zappIntent = new Intent();
        zappIntent.setData(new Uri.Builder().scheme(ZAPP_SCHEME).build());
        zappIntent.setAction(Intent.ACTION_VIEW);
        final ResolveInfo resolveInfo = context.getPackageManager().resolveActivity(zappIntent,
                PackageManager.MATCH_DEFAULT_ONLY);
        return resolveInfo != null;
    }
}