com.github.robozonky.common.state.StateStorage Maven / Gradle / Ivy

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/*
 * Copyright 2018 The RoboZonky Project
 *
 * 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 com.github.robozonky.common.state;

import java.util.Optional;
import java.util.stream.Stream;

interface StateStorage {

    Optional getValue(final String section, final String key);

    Stream getKeys(final String section);

    Stream getSections();

    void setValue(final String section, final String key, final String value);

    void unsetValue(final String section, final String key);

    void unsetValues(final String section);

    boolean store();
}