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Building WPF Applications with Self-Tracking Entity Generator and Visual Studio 2012 - Project Setup

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17 Mar 2013CPOL8 min read 68K   3.5K   44  
This article describes the project setup of building a WPF sample application with Self-Tracking Entity Generator and Visual Studio 2012.
// -----------------------------------------------------------------------
// Copyright (c) Microsoft Corporation.  All rights reserved.
// -----------------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Microsoft.ComponentModel.Composition.Hosting
{
    class ConcurrentCache<TKey, TValue>
    {
        IDictionary<TKey, TValue> _cache = new Dictionary<TKey, TValue>();
        object _synchRoot = new object();

        public TValue GetOrCreate(TKey key, Func<TValue> valueCreator)
        {
            lock (_synchRoot)
            {
                TValue value;
                if (!_cache.TryGetValue(key, out value))
                    _cache[key] = value = valueCreator();

                return value;
            }
        }

        public IEnumerable<TValue> Values
        {
            get
            {
                lock (_synchRoot)
                    return _cache.Values.ToArray();
            }
        }
    }
}

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Software Developer (Senior)
United States United States
Weidong has been an information system professional since 1990. He has a Master's degree in Computer Science, and is currently a MCSD .NET

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