/// <summary>Build a JSON entry from the parameters.</summary> /// <remarks>Build a JSON entry from the parameters. This is public for testing.</remarks> /// <param name="writer">destination</param> /// <param name="loggerName">logger name</param> /// <param name="timeStamp">time_t value</param> /// <param name="level">level string</param> /// <param name="threadName">name of the thread</param> /// <param name="message">rendered message</param> /// <param name="ti">nullable thrown information</param> /// <returns>the writer</returns> /// <exception cref="System.IO.IOException">on any problem</exception> public virtual TextWriter ToJson(TextWriter writer, string loggerName, long timeStamp , string level, string threadName, string message, ThrowableInformation ti) { JsonGenerator json = factory.CreateJsonGenerator(writer); json.WriteStartObject(); json.WriteStringField(Name, loggerName); json.WriteNumberField(Time, timeStamp); DateTime date = Extensions.CreateDate(timeStamp); json.WriteStringField(Date, dateFormat.Format(date)); json.WriteStringField(Level, level); json.WriteStringField(Thread, threadName); json.WriteStringField(Message, message); if (ti != null) { //there is some throwable info, but if the log event has been sent over the wire, //there may not be a throwable inside it, just a summary. Exception thrown = ti.GetThrowable(); string eclass = (thrown != null) ? thrown.GetType().FullName : string.Empty; json.WriteStringField(ExceptionClass, eclass); string[] stackTrace = ti.GetThrowableStrRep(); json.WriteArrayFieldStart(Stack); foreach (string row in stackTrace) { json.WriteString(row); } json.WriteEndArray(); } json.WriteEndObject(); json.Flush(); json.Close(); return(writer); }
/// <summary>Writes a JSON number field only if the value is defined.</summary> /// <param name="json">JsonGenerator to receive output</param> /// <param name="key">String key to put</param> /// <param name="value">long value to put</param> /// <exception cref="System.IO.IOException">if there is an I/O error</exception> private static void WriteNumberFieldIfDefined(JsonGenerator json, string key, long value) { if (value != long.MinValue) { json.WriteNumberField(key, value); } }