io.smallrye.config.MapBackedConfigValueConfigSource Maven / Gradle / Ivy

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package io.smallrye.config;

import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Set;

import org.eclipse.microprofile.config.spi.ConfigSource;

import io.smallrye.config.common.AbstractConfigSource;
import io.smallrye.config.common.utils.ConfigSourceUtil;

public abstract class MapBackedConfigValueConfigSource extends AbstractConfigSource implements ConfigValueConfigSource {
    private static final long serialVersionUID = -4619155951589529987L;

    private final Map properties;

    public MapBackedConfigValueConfigSource(String name, Map propertyMap) {
        this(name, propertyMap, ConfigSource.DEFAULT_ORDINAL);
    }

    /**
     * Construct a new instance. The config source will use a default ordinal of {@code 100} and
     * will use a copy of the given map if {@code copy} is {@code true}.
     *
     * @param name the config source name
     * @param propertyMap the map to use
     * @param copy {@code true} to copy the given map, {@code false} otherwise
     */
    public MapBackedConfigValueConfigSource(String name, Map propertyMap, boolean copy) {
        this(name, propertyMap, ConfigSource.DEFAULT_ORDINAL, copy);
    }

    public MapBackedConfigValueConfigSource(String name, Map propertyMap, int defaultOrdinal) {
        super(name, ConfigSourceUtil.getOrdinalFromMap(new ConfigValueMapView(propertyMap), defaultOrdinal));
        properties = Collections.unmodifiableMap(propertyMap);
    }

    /**
     * Construct a new instance. The config source will use the given default ordinal, and
     * will use a copy of the given map if {@code copy} is {@code true}.
     *
     * @param name the config source name
     * @param propertyMap the map to use
     * @param defaultOrdinal the default ordinal to use if one is not given in the map
     * @param copy {@code true} to copy the given map, {@code false} otherwise
     */
    public MapBackedConfigValueConfigSource(String name, Map propertyMap, int defaultOrdinal,
            boolean copy) {
        this(name, copy ? new LinkedHashMap<>(propertyMap) : propertyMap, defaultOrdinal);
    }

    @Override
    public Set getPropertyNames() {
        return properties.keySet();
    }

    @Override
    public ConfigValue getConfigValue(final String propertyName) {
        return properties.get(propertyName);
    }

    @Override
    public Map getConfigValueProperties() {
        return properties;
    }
}