/// <summary>
/// Convert <see cref="Expression"/> into the <see cref="ActivationData"/> instance.
/// </summary>
/// <param name="action">The <see cref="Expression"/> instance.</param>
/// <returns>The <see cref="ActivationData"/> instance.</returns>
/// <exception cref="ArgumentNullException"><paramref name="action"/> is <see langword="null" />.</exception>
/// <exception cref="ArgumentException">Expression body should be of type `MethodCallExpression`</exception>
/// <exception cref="InvalidOperationException">Expression object should be not null.</exception>
public ActivationData Convert(Expression <Action> action)
{
logger.Trace("Converting Expression<Action> into the ActivationData...");
if (action == null)
{
throw new ArgumentNullException("action");
}
MethodCallExpression callExpression = action.Body as MethodCallExpression;
if (callExpression == null)
{
throw new ArgumentException("Expression body should be of type `MethodCallExpression`", "action");
}
Type instanceType;
if (callExpression.Object != null)
{
var objectValue = cachedExpressionCompiler.GetValue(callExpression.Object);
if (objectValue == null)
{
throw new InvalidOperationException("Expression object should be not null.");
}
instanceType = objectValue.GetType();
}
else
{
instanceType = callExpression.Method.DeclaringType;
}
MethodInfo method = callExpression.Method;
object[] arguments = ExtractArguments(callExpression.Arguments);
Type[] argumentTypes = method.GetParameters().Select(x => x.ParameterType).ToArray();
ActivationData result = new ActivationData(instanceType, method, arguments, argumentTypes);
logger.Trace("Converting Expression<Action> into the TaskActivationDetailsModel has been successfully completed.");
return(result);
}
/// <summary>
/// <c>Convert</c> <c>object</c> into the JSON.
/// </summary>
/// <param name="data">Data.</param>
/// <returns>JSON.</returns>
/// <exception cref="ArgumentNullException"><paramref name="data"/> is <see langword="null" />.</exception>
public string ConvertToJson(object data)
{
logger.Trace("Converting {0} into JSON...", data);
if (data == null)
{
throw new ArgumentNullException("data");
}
string result = JsonConvert.SerializeObject(data, jsonSerializerSettings);
logger.Trace("The {0} has been converted into JSON: {1}", data, result);
return(result);
}