pl.touk.tscreload.impl.Reloadable1 Maven / Gradle / Ivy

Go to download
/*
 * Copyright 2015 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 pl.touk.tscreload.impl;

import javaslang.Function2;
import pl.touk.tscreload.Reloadable;

import java.util.Optional;

public class Reloadable1 extends Reloadable implements Observer {

    private final Function2, C> transform;

    public Reloadable1(P currentParentValue, Function2, C> transform) {
        super(transform.apply(currentParentValue, Optional.empty()));
        this.transform = transform;
    }

    @Override
    public void notifyChanged(P changedParentValue) {
        updateCurrentValue(transform.apply(changedParentValue));
    }

}