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using System.Collections.Generic;
using System.Linq;
using Mammoth.Couscous.org.zwobble.mammoth.@internal.util;
using Mammoth.Couscous.java.lang;
namespace Mammoth.Couscous.java.util {
internal class HashMap<TKey, TValue> : Map<TKey, TValue> {
private readonly IDictionary<TKey, TValue> _dictionary;
internal HashMap() : this(new Dictionary<TKey, TValue>()) {
}
internal HashMap(IDictionary<TKey, TValue> dictionary) {
_dictionary = dictionary;
}
public void put(TKey key, TValue value) {
_dictionary[key] = value;
}
public bool containsKey(TKey key) {
return _dictionary.ContainsKey(key);
}
public Set<Map__Entry<TKey, TValue>> entrySet() {
return new EntrySet(_dictionary);
}
public Optional<TValue> _lookup(TKey key) {
if (_dictionary.ContainsKey(key)) {
return new Some<TValue>(_dictionary[key]);
} else {
return new None<TValue>();
}
}
public IDictionary<TKey, TValue> AsDictionary() {
return _dictionary;
}
internal class EntrySet : Set<Map__Entry<TKey, TValue>> {
private readonly IDictionary<TKey, TValue> _dictionary;
internal EntrySet(IDictionary<TKey, TValue> dictionary) {
_dictionary = dictionary;
}
public Iterator<Map__Entry<TKey, TValue>> iterator() {
return ToJava.EnumeratorToIterator(_dictionary.Select(entry => Maps.entry(entry.Key, entry.Value)).GetEnumerator());
}
public bool isEmpty() {
return _dictionary.Count == 0;
}
public int size() {
return _dictionary.Count;
}
public bool contains(object value) {
return value is TKey && _dictionary.ContainsKey((TKey) value);
}
public void add(Map__Entry<TKey, TValue> value) {
throw new UnsupportedOperationException();
}
}
}
}
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