public static object[] PopulateParameterListWithServiceProvider(MethodInfo methodInfo, IServiceProvider serviceProvider, params object[] args)
{
var parameters = methodInfo.GetParameters();
var parameterValues = new object[parameters.Length];
var argsLength = args.Length;
if (argsLength > 0)
{
args.CopyTo(parameterValues, 0);
}
for (int i = argsLength, length = parameterValues.Length; i < length; i++)
{
var parameterType = parameters[i].ParameterType;
var parameterValue = serviceProvider?.GetService(parameterType);
if (parameterValue == null)
{
parameterValues[i] = DependencyInjectionUtils.GetDefaultValueOfType(parameterType);
continue;
}
parameterValues[i] = parameterValue;
}
return(parameterValues);
}
public static object CallMethodInfoWithServiceProvider(MethodInfo methodInfo, object instance, IServiceProvider serviceProvider, params object[] args)
{
var parameterValues = DependencyInjectionUtils.PopulateParameterListWithServiceProvider(methodInfo, serviceProvider, args);
var returnValue = methodInfo.Invoke(instance, parameterValues);
return(returnValue);
}
public static (string methodName, object returnValue) CallMethodWithServiceProvider(object instance, IEnumerable <string> methodNames, IServiceProvider serviceProvider, params object[] args)
{
var instanceType = instance.GetType();
foreach (var methodName in methodNames)
{
var methodInfo = instanceType.GetMethod(methodName);
if (methodInfo == null)
{
continue;
}
var returnValue = DependencyInjectionUtils.CallMethodInfoWithServiceProvider(methodInfo, instance, serviceProvider, args);
return(methodName, returnValue);
}
return(null, null);
}