/// <summary>
/// 异常捕获日志
/// </summary>
/// <param name="ex">异常对象（必须为属性类）</param>
/// <param name="rmark">操作简要描述</param>
public static void LogWriter(Exception ex, string rmark="")
{
try
{
string logstr = "\r\n-----------------start----------------------\r\n";
MethodBase m = new StackTrace().GetFrame(1).GetMethod();
ParameterInfo[] pm = m.GetParameters();
string classname = m.DeclaringType.ToString();
string propertyName = m.Name;
logstr = logstr + "备注:" + rmark + "\r\n";
//写类名
logstr = logstr + "函数类名:" + classname + "\r\n";
//写函数方法
logstr = logstr + "函数名称为:" + propertyName + "\r\n";
for (int i = 0; i < pm.Length; i++)
{
logstr = logstr + "函数的参数有:" + pm[i].Name.ToString() + "\r\n";
}
logstr = logstr + "函数异常:" + ex.ToString() + "\r\n";
logstr += "--------------------end---------------------\r\n";
//写日志
logger.Info(logstr);
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// 备注日志
/// </summary>
/// <param name="dec">需要捕获的参数（必须为属性类）</param>
/// <param name="rmark">描述操作</param>
public static void LogWriter(string rmark = "", object dec = null)
{
try
{
string logstr = "\r\n-----------------start----------------------\r\n";
MethodBase m = new StackTrace().GetFrame(1).GetMethod();
ParameterInfo[] pm = m.GetParameters();
string classname = m.DeclaringType.ToString();
string propertyName = m.Name;
logstr = logstr + "备注:" + rmark + "\r\n";
//写类名
logstr = logstr + "函数类名:" + classname + "\r\n";
//写函数方法
logstr = logstr + "函数名称为:" + propertyName + "\r\n";
for (int i = 0; i < pm.Length; i++)
{
logstr = logstr + "函数的参数有:" + pm[i].Name.ToString() + "\r\n";
}
JavaScriptSerializer jsonSerializer = new JavaScriptSerializer();
logstr = logstr + "函数参数值:" + jsonSerializer.Serialize(dec) + "\r\n";
logstr += "--------------------end---------------------\r\n";
//写日志
logger.Info(logstr);
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// Writes the exception stack trace to the console/trace log
/// </summary>
/// <param name="msg"></param>
/// <param name="throwable">Exception to obtain information from</param>
/// <param name="reThrow"></param>
public static void StackTrace(string msg, Exception throwable, bool reThrow = true)
{
MethodBase mb = new System.Diagnostics.StackTrace().GetFrame(1).GetMethod();
ParameterInfo[] param = mb.GetParameters();
string funcParams = string.Empty;
for (int i = 0; i < param.Length; i++)
{
if (i < param.Length - 1)
{
funcParams += param[i].ParameterType.Name + ", ";
}
else
{
funcParams += param[i].ParameterType.Name;
}
}
Exception inner = throwable.InnerException;
Console.WriteLine("caught an unrecoverable exception! " + msg);
Console.WriteLine("---- TRACE SNIP ----");
Console.WriteLine(throwable.Message + (inner != null ? " (Inner: " + inner.Message + ")" : ""));
Console.WriteLine(throwable.GetType().ToString());
Console.WriteLine("<" + mb.ReflectedType.Name + "::" + mb.Name + "(" + funcParams + ")>");
Console.WriteLine(throwable.Source);
foreach (string str in throwable.StackTrace.Split(new string[] { Environment.NewLine }, StringSplitOptions.None))
{
Console.WriteLine(str);
}
if (inner != null)
{
foreach (string str in throwable.StackTrace.Split(new string[] { Environment.NewLine }, StringSplitOptions.None))
{
Console.WriteLine("inner trace: " + str);
}
}
Console.WriteLine("---- TRACE SNIP ----");
if (reThrow)
{
throw throwable;
}
}
public static void LogMethodSignatureAndValues(this Logger logger, params string[] values)
{
var method = new StackTrace().GetFrame(1).GetMethod();
var parameters = method.GetParameters();
var stringBuilder = new StringBuilder();
for (int i = 0; i < parameters.Length; i++)
{
stringBuilder.Append(String.Format("{0}: {1}", parameters[i].Name, values[i] ?? "Null"));
}
logger.Trace("{0}({1})",
method.Name,
stringBuilder.ToString()
);
}
public static void LogMethodSignatureTypesAndValues(this Logger logger, params object[] values)
{
var method = new StackTrace().GetFrame(1).GetMethod();
var parameters = method.GetParameters();
var stringBuilder = new StringBuilder();
for (int i = 0; i < parameters.Length; i++)
{
stringBuilder.Append(String.Format("{0} {1}: {2}, ", parameters[i].ParameterType.Name, parameters[i].Name, values[i] ?? "Null"));
}
stringBuilder.Length = stringBuilder.Length - 2; // Remove the last ", "
logger.Trace("{0}({1})",
method.Name,
stringBuilder.ToString()
);
}
/// <summary>
/// 呼び出し元のメソッド・プロパティ・インデクサ・コンストラクタのパラメーターが NULL かどうかを検証します。
/// </summary>
/// <param name="arguments">呼び出し元のパラメーター</param>
/// <remarks>
/// <![CDATA[
/// 呼び出し元メソッド・プロパティ・インデクサ・コンストラクタのパラメーターに RequireAttribute の指定がある引数のみ NULL かどうかを確認します。
/// 呼び出し元メソッド・プロパティ・インデクサ・コンストラクタのパラメーターの順序、数は一致するように指定してください。
/// ]]>
/// </remarks>
/// <example>
/// [Require]
/// public void Hoge(string arg1, string arg2, string arg3)
/// {
/// //throw new ArgumentNullException("arg1");
/// RequireAttribute.Validate(arg1, arg2, arg3);
/// }
/// public void Hoge([Require]string arg1, string arg2, [Require]string arg3)
/// {
/// //throw new ArgumentNullException("arg1");
/// RequireAttribute.Validate(arg1, arg2, arg3);
/// }
/// [Require]
/// public string Hoge
/// {
/// get
/// {
/// return this._hoge;
/// }
/// set
/// {
/// //throw new ArgumentNullException("value");
/// RequireAttribute.Validate(value);
/// }
/// }
/// [Require]
/// public int this[int index]
/// {
/// get
/// {
/// return this._hoge[index];
/// }
/// set
/// {
/// //throw new ArgumentNullException("index");
/// RequireAttribute.Validate(index, value);
/// }
/// }
/// public class Hoge
/// {
/// [Require]
/// public Hoge(string arg1, string arg2, string arg3)
/// {
/// //throw new ArgumentNullException("arg1");
/// RequireAttribute.Validate(index, value);
/// }
/// }
/// </example>
/// <exception cref="System.ArgumentException">引数の数が一致しません。</exception>
public static void Validate(params object[] arguments)
{
var call = new StackTrace()
.GetFrame(1)
.GetMethod();
var parameters = call.GetParameters();
if (parameters.Length != arguments.Length)
{
throw new ArgumentException("引数の数が一致しません。");
}
var attributeType = typeof(RequireAttribute);
var isMethodAllCheck = call.IsSpecialName;
if (isMethodAllCheck == false)
{
isMethodAllCheck = call.GetCustomAttributes(attributeType, true).Any();
}
for (var i = 0; i < parameters.Length; i++)
{
var parameter = parameters[i];
if (isMethodAllCheck == false && parameter.GetCustomAttributes(attributeType, true).Any() == false)
{
continue;
}
if (arguments.ElementAtOrDefault(i) != null)
{
continue;
}
throw new ArgumentNullException(parameters[i].Name);
}
}
