package org.jboss.resteasy.util;

import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Set;

import jakarta.ws.rs.core.MultivaluedMap;

/**
 * {@link jakarta.ws.rs.core.MultivaluedMap} implementation that delegates to another instance.
 * Convenience class for {@link jakarta.ws.rs.core.MultivaluedMap} enhancements that don't want to implement all methods.
 *
 * @param <K> The type of keys in the map.
 * @param <V> The type of values in the lists in the map.
 */
public class DelegatingMultivaluedMap<K, V> implements MultivaluedMap<K, V> {

    private final MultivaluedMap<K, V> delegate;

    public DelegatingMultivaluedMap(final MultivaluedMap<K, V> delegate) {
        this.delegate = delegate;
    }

    @SuppressWarnings(value = "unchecked")
    @Override
    public void addAll(K key, V... newValues) {
        this.delegate.addAll(key, newValues);
    }

    @Override
    public void addAll(K key, List<V> valueList) {
        this.delegate.addAll(key, valueList);
    }

    @Override
    public void addFirst(K key, V value) {
        this.delegate.addFirst(key, value);
    }

    public void putSingle(K key, V value) {
        delegate.putSingle(key, value);
    }

    public void add(K key, V value) {
        delegate.add(key, value);
    }

    public V getFirst(K key) {
        return delegate.getFirst(key);
    }

    @Override
    public int size() {
        return delegate.size();
    }

    @Override
    public boolean isEmpty() {
        return delegate.isEmpty();
    }

    @Override
    public boolean containsKey(Object o) {
        return delegate.containsKey(o);
    }

    @Override
    public boolean containsValue(Object o) {
        return delegate.containsValue(o);
    }

    @Override
    public List<V> get(Object o) {
        return delegate.get(o);
    }

    public List<V> put(K k, List<V> vs) {
        return delegate.put(k, vs);
    }

    @Override
    public List<V> remove(Object o) {
        return delegate.remove(o);
    }

    public void putAll(Map<? extends K, ? extends List<V>> map) {
        delegate.putAll(map);
    }

    @Override
    public void clear() {
        delegate.clear();
    }

    @Override
    public Set<K> keySet() {
        return delegate.keySet();
    }

    @Override
    public Collection<List<V>> values() {
        return delegate.values();
    }

    @Override
    public Set<Entry<K, List<V>>> entrySet() {
        return delegate.entrySet();
    }

    @Override
    public boolean equals(Object o) {
        return delegate.equals(o);
    }

    @Override
    public int hashCode() {
        return delegate.hashCode();
    }

    public boolean equalsIgnoreValueOrder(MultivaluedMap<K, V> otherMap) {
        return delegate.equalsIgnoreValueOrder(otherMap);
    }
}
