Bundles.java

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2015 NBCO Yandex.Money LLC
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package ru.yandex.money.android.utils;

import android.os.Bundle;
import android.support.annotation.NonNull;

import java.util.HashMap;
import java.util.Map;

/**
 * Helper class to work with {@link Bundle}s.
 */
public final class Bundles {

    private Bundles() {
    }

    /**
     * Creates a {@link Bundle} and writes string {@link Map} as key-value pairs.
     *
     * @param map string map
     * @return bundle
     */
    @NonNull
    public static Bundle writeStringMapToBundle(@NonNull Map<String, String> map) {
        Bundle bundle = new Bundle();
        for (String key : map.keySet()) {
            bundle.putString(key, map.get(key));
        }
        return bundle;
    }

    /**
     * Creates string {@link Map} from a {@link Bundle}.
     *
     * @param bundle bundle
     * @return string map
     */
    @NonNull
    public static Map<String, String> readStringMapFromBundle(@NonNull Bundle bundle) {
        Map<String, String> map = new HashMap<>();
        for (String key : bundle.keySet()) {
            map.put(key, bundle.getString(key));
        }
        return map;
    }
}