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/*
 * SPDX-License-Identifier: Apache-2.0
 *
 * Copyright 2008-2018 the original author or authors.
 *
 * 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.
 */
package griffon.javafx.collections;

import javafx.collections.ObservableMap;

import javax.annotation.Nonnull;
import java.util.Collections;
import java.util.List;
import java.util.stream.Stream;

/**
 * @author Andres Almiray
 * @since 2.13.0
 */
class MapObservableStream extends AbstractObservableStream {
    MapObservableStream(@Nonnull ObservableMap list) {
        this(list, Collections.emptyList());
    }

    private MapObservableStream(@Nonnull ObservableMap list, @Nonnull List operations) {
        super(list, operations);
    }

    @Nonnull
    @Override
    protected  ObservableStream createInstance(@Nonnull List operations) {
        return new MapObservableStream<>((ObservableMap) observable, operations);
    }

    @Nonnull
    @Override
    protected Stream createStream() {
        return ((ObservableMap) observable).values().stream();
    }
}