SquirrelJME/SquirrelJME

// -*- Mode: Java; indent-tabs-mode: t; tab-width: 4 -*-
// ---------------------------------------------------------------------------
// SquirrelJME
//     Copyright (C) Stephanie Gawroriski <xer@multiphasicapps.net>
// ---------------------------------------------------------------------------
// SquirrelJME is under the Mozilla Public License Version 2.0.
// See license.mkd for licensing and copyright information.
// ---------------------------------------------------------------------------

package cc.squirreljme.runtime.cldc.util;

import java.util.AbstractSet;
import java.util.Iterator;
import java.util.Map;

/**
 * This represents the entry set of the map.
 *
 * @param <K> The keys to use.
 * @param <V> The values to use.
 * @since 2016/09/07
 */
final class __SortedTreeEntrySet__<K, V>
    extends AbstractSet<Map.Entry<K, V>>
{
    /** The owning map. */
    private final SortedTreeMap<K, V> _map;
    
    /**
     * Initializes the entry set.
     *
     * @param __m The owning map.
     * @throws NullPointerException On null arguments.
     * @since 2016/09/07
     */
    __SortedTreeEntrySet__(SortedTreeMap<K, V> __m)
        throws NullPointerException
    {
        // Check
        if (__m == null)
            throw new NullPointerException("NARG");
        
        // Set
        this._map = __m;
    }
    
    /**
     * {@inheritDoc}
     * @since 2016/09/07
     */
    @Override
    public Iterator<Map.Entry<K, V>> iterator()
    {
        return new __SortedTreeIterator__<K, V>(this._map);
    }
    
    /**
     * {@inheritDoc}
     * @since 2016/09/07
     */
    @Override
    public int size()
    {
        return this._map.size();
    }
}