44 lines
1.7 KiB
C#
44 lines
1.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Text.Json;
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using System.Text.Json.Serialization;
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using System.Threading.Tasks;
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namespace IpcLibrary.Serialization {
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/// <summary>
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/// Exception异常的JSON转换器
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/// </summary>
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public class ExceptionConverter : JsonConverter<Exception> {
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public override Exception Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options) {
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using var doc = JsonDocument.ParseValue(ref reader);
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var root = doc.RootElement;
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var message = root.TryGetProperty("message", out var msgElement) ? msgElement.GetString() : "Unknown error";
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var typeName = root.TryGetProperty("type", out var typeElement) ? typeElement.GetString() : null;
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if (!string.IsNullOrEmpty(typeName)) {
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var exceptionType = Type.GetType(typeName);
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if (exceptionType != null && typeof(Exception).IsAssignableFrom(exceptionType)) {
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try {
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return (Exception)Activator.CreateInstance(exceptionType, message);
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} catch {
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// 如果创建特定异常类型失败，返回通用异常
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}
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}
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}
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return new Exception(message);
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}
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public override void Write(Utf8JsonWriter writer, Exception value, JsonSerializerOptions options) {
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writer.WriteStartObject();
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writer.WriteString("type", value.GetType().AssemblyQualifiedName);
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writer.WriteString("message", value.Message);
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writer.WriteString("stackTrace", value.StackTrace);
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writer.WriteEndObject();
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}
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}
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}
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