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websocket-sharp/LogData.cs

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+#region License
+/*
+ * LogData.cs
+ *
+ * The MIT License
+ *
+ * Copyright (c) 2013-2015 sta.blockhead
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#endregion
+
+using System;
+using System.Diagnostics;
+using System.Text;
+
+namespace WebSocketSharp
+{
+  /// <summary>
+  /// Represents a log data used by the <see cref="Logger"/> class.
+  /// </summary>
+  public class LogData
+  {
+    #region Private Fields
+
+    private StackFrame _caller;
+    private DateTime   _date;
+    private LogLevel   _level;
+    private string     _message;
+
+    #endregion
+
+    #region Internal Constructors
+
+    internal LogData (LogLevel level, StackFrame caller, string message)
+    {
+      _level = level;
+      _caller = caller;
+      _message = message ?? String.Empty;
+      _date = DateTime.Now;
+    }
+
+    #endregion
+
+    #region Public Properties
+
+    /// <summary>
+    /// Gets the information of the logging method caller.
+    /// </summary>
+    /// <value>
+    /// A <see cref="StackFrame"/> that provides the information of the logging method caller.
+    /// </value>
+    public StackFrame Caller {
+      get {
+        return _caller;
+      }
+    }
+
+    /// <summary>
+    /// Gets the date and time when the log data was created.
+    /// </summary>
+    /// <value>
+    /// A <see cref="DateTime"/> that represents the date and time when the log data was created.
+    /// </value>
+    public DateTime Date {
+      get {
+        return _date;
+      }
+    }
+
+    /// <summary>
+    /// Gets the logging level of the log data.
+    /// </summary>
+    /// <value>
+    /// One of the <see cref="LogLevel"/> enum values, indicates the logging level of the log data.
+    /// </value>
+    public LogLevel Level {
+      get {
+        return _level;
+      }
+    }
+
+    /// <summary>
+    /// Gets the message of the log data.
+    /// </summary>
+    /// <value>
+    /// A <see cref="string"/> that represents the message of the log data.
+    /// </value>
+    public string Message {
+      get {
+        return _message;
+      }
+    }
+
+    #endregion
+
+    #region Public Methods
+
+    /// <summary>
+    /// Returns a <see cref="string"/> that represents the current <see cref="LogData"/>.
+    /// </summary>
+    /// <returns>
+    /// A <see cref="string"/> that represents the current <see cref="LogData"/>.
+    /// </returns>
+    public override string ToString ()
+    {
+      var header = String.Format ("{0}|{1,-5}|", _date, _level);
+      var method = _caller.GetMethod ();
+      var type = method.DeclaringType;
+#if DEBUG
+      var lineNum = _caller.GetFileLineNumber ();
+      var headerAndCaller =
+        String.Format ("{0}{1}.{2}:{3}|", header, type.Name, method.Name, lineNum);
+#else
+      var headerAndCaller = String.Format ("{0}{1}.{2}|", header, type.Name, method.Name);
+#endif
+      var msgs = _message.Replace ("\r\n", "\n").TrimEnd ('\n').Split ('\n');
+      if (msgs.Length <= 1)
+        return String.Format ("{0}{1}", headerAndCaller, _message);
+
+      var buff = new StringBuilder (String.Format ("{0}{1}\n", headerAndCaller, msgs[0]), 64);
+
+      var fmt = String.Format ("{{0,{0}}}{{1}}\n", header.Length);
+      for (var i = 1; i < msgs.Length; i++)
+        buff.AppendFormat (fmt, "", msgs[i]);
+
+      buff.Length--;
+      return buff.ToString ();
+    }
+
+    #endregion
+  }
+}