MapConfigSource.java

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package dev.rafex.ether.config.sources;
 
/*-
 * #%L
 * ether-config
 * %%
 * Copyright (C) 2025 - 2026 Raúl Eduardo González Argote
 * %%
 * 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.
 * #L%
 */
 
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
 
public class MapConfigSource implements ConfigSource {
 
    private final String name;
    private final Map<String, String> values;
 
    public MapConfigSource(final String name, final Map<String, String> values) {
        this.name = Objects.requireNonNull(name, "name");
        this.values = Map.copyOf(new LinkedHashMap<>(Objects.requireNonNull(values, "values")));
    }
 
    @Override
    public String name() {
        return name;
    }
 
    @Override
    public Optional<String> get(final String key) {
        return Optional.ofNullable(values.get(key));
    }
 
    @Override
    public Map<String, String> entries() {
        return values;
    }
}