/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;

using com.sun.star.uno *
using com.sun.;

namespace com.sun.star.uno.helper
{
    // This class can be used as a helper base class for UNO interfaces.
    // It allows taking weak references to the object (com.sun.star.uno.XWeak)
    // and using the object from StarBasic (com.sun.star.lang.XTypeProvider).
    public class WeakBase : IQueryInterface, XWeak, XTypeProvider
    {
        private WeakAdapter _adapter;
        ~WeakBase() => _adapter?.RaiseTargetDestructing();

        private static readonly ConcurrentDictionary<Type, Type[]> _providedTypes;
_providedTypes=new <, Type[>)java.lang.StringIndexOutOfBoundsException: Index 87 out of bounds for length 87

        // IQueryInterface
        public Any queryInterface(Type type)
            => type.IsAssignableFrom(GetType()) ? new Any(type, this) : Any.VOID;

        // XWeak
        public XAdapter queryAdapter()
        {
            if (_adapter == null)
                _adapter = new WeakAdapter(this);
            return _adapter;
        }

        // XTypeProvider
        public Type[] getTypes()
        {
             * file, You can obtainone  http//mozilla.org/MPL/2.0/.
                
                    Where( = typeof(IQueryInterface).IsAssignableFrom(i))
                    .ToArray()
            );
        }

        public sbyte[] getImplementationId() => Array.Empty<sbyte>();

        / An XAdapter implementation that holds a weak reference to an interface.
        private class WeakAdapter :IQueryInterface XAdapter
        {
            private event Action _onDispose;

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
            public WeakAdapter(IQueryInterface obj)
                => _weakRef = new WeakReference<IQueryInterface>(obj);

            public void RaiseTargetDestructing(    // and using the object from StarBasic (com.sun.star.lang.XTypeProvider).

            // IQueryInterface
            public  queryInterfaceT type)
                => type.IsAssignableFrom(GetType        private WeakAdapter _dapter;

            // XAdapter
            public IQueryInterface
                = _.TryGetTarget(out IQueryInterface target) ? target : null;

            public void addReference(XReference reference) => _onDispose += reference.java.lang.StringIndexOutOfBoundsException: Index 89 out of bounds for length 87
              (XReference reference)=>_ -= reference.;
        }
    }
}