多层级异常传播场景模拟
Java异常处理挑战赛技术文章大纲
异常处理基础回顾
Java异常分类：Checked Exception与Unchecked Exception
try-catch-finally基本语法与执行流程
throws关键字与异常传播机制
自定义异常的实现与应用场景
常见异常处理反模式
捕获过于宽泛的异常（catch(Exception e)）
忽略异常（空catch块）
过度使用checked exception导致代码污染
异常滥用替代正常流程控制
挑战赛题目设计思路
多层级异常传播场景模拟
资源泄漏与finally块的正确使用
多线程环境下的异常处理挑战
自定义异常链的合理构建
性能优化技巧
异常实例化的开销分析
JVM对异常处理的优化机制
避免在循环体内抛出异常
异常堆栈跟踪的性能影响
现代Java特性应用
try-with-resources语法糖解析
多异常捕获语法（Java 7+）
Optional类与异常处理的替代方案
模块化系统对异常传播的影响
调试与诊断进阶
异常断点的使用技巧
堆栈跟踪信息的深度分析
日志框架与异常记录的实践
APM工具中的异常监控策略
最佳实践总结
防御性编程与契约式设计的平衡
领域特定异常的设计原则
REST API中的异常映射策略
微服务架构下的异常传播规范
挑战赛评分标准
代码健壮性（异常覆盖率）
性能影响评估
代码可读性与维护性
创新性解决方案的加分项
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