//-----------------------------------------------------------------------------
// <copyright file="DefaultTraceContext.cs" company="Amazon.com">
//      Copyright 2016 Amazon.com, Inc. or its affiliates. All Rights Reserved.
//
//      Licensed under the Apache License, Version 2.0 (the "License").
//      You may not use this file except in compliance with the License.
//      A copy of the License is located at
//
//      http://aws.amazon.com/apache2.0
//
//      or in the "license" file accompanying this file. This file is distributed
//      on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
//      express or implied. See the License for the specific language governing
//      permissions and limitations under the License.
// </copyright>
//-----------------------------------------------------------------------------

namespace Amazon.XRay.Recorder.Core.Internal.Context
{
    public static class DefaultTraceContext
    {
        /// <summary>
        /// Gets default instance of <see cref="ITraceContext"/>.
        /// </summary>
        /// <returns>default instance of <see cref="ITraceContext"/></returns>
        public static ITraceContext GetTraceContext()
        {
#if NETFRAMEWORK
            return new CallContextContainer();
#else
            if (AWSXRayRecorder.IsLambda())
            {
                return new LambdaContextContainer();
            }
            else
            {
                return new AsyncLocalContextContainer();
            }
#endif
        }
    }
}