关于CLR Binder

CLRBinder内存管理
org.springframework.boot.context.properties.bind.BindException: Failed to bind properties under 'logging.level.pattern.console' to org.springframework.boot.logging.LogLevel at org.springframework.boot.context.properties.bind.Binder.handleBindError(Binder.java:384) at org.springframework.boot.context.properties.bind.Binder.bind(Binder.java:344) at org.springframework.boot.context.properties.bind.Binder.lambda$null$1(Binder.java:432) at org.springframework.boot.context.properties.bind.Binder$Context.withSource(Binder.java:558) at org.springframework.boot.context.properties.bind.Binder$Context.access$700(Binder.java:534) at org.springframework.boot.context.properties.bind.Binder.lambda$bindAggregate$2(Binder.java:433) at org.springframework.boot.context.properties.bind.AggregateElementBinder.bind(AggregateElementBinder.java:39) at org.springframework.boot.context.properties.bind.MapBinder$EntryBinder.lambda$bindEntries$0(MapBinder.java:157) at java.base/java.util.HashMap.computeIfAbsent(HashMap.java:1220) at org.springframework.boot.context.properties.bind.MapBinder$EntryBinder.bindEntries(MapBinder.java:157) at org.springframework.boot.context.properties.bind.MapBinder.bindAggregate(MapBinder.java:68) at org.springframework.boot.context.properties.bind.AggregateBinder.bind(AggregateBinder.java:56) at org.springframework.boot.context.properties.bind.Binder.lambda$bindAggregate$3(Binder.java:435) at org.springframework.boot.context.properties.bind.Binder$Context.withIncreasedDepth(Binder.java:587) at org.springframework.boot.context.properties.bind.Binder$Context.access$100(Binder.java:534) at org.springframework.boot.context.properties.bind.Binder.bindAggregate(Binder.java:435) at org.springframework.boot.context.properties.bind.Binder.bindObject(Binder.java:396) at org.springframework.boot.context.properties.bind.Binder.bind(Binder.java:340) at org.springframework.boot.context.properties.bind.Binder.bind(Binder.java:329) at org.springframework.boot.context.properties.bind.Binder.bind(Binder.java:259) at org.springframework.boot.context.properties.bind.Binder.bind(Binder.java:233) at org.springframework.boot.context.logging.LoggingApplicationListener.setLogLevels(LoggingApplicationListener.java:374) at org.springframework.boot.context.logging.LoggingApplicationListener.initializeFinalLoggingLevels(LoggingApplicationListener.java:341) at org.springframework.boot.context.logging.LoggingApplicationListener.initialize(LoggingApplicationListener.java:283) at org.springframework.boot.context.logging.LoggingApplicationListener.onApplicationEnvironmentPreparedEvent(LoggingApplicationListener.java:240) at org.springframework.boot.context.logging.LoggingApplicationListener.onApplicationEvent(LoggingApplicationListener.java:216) at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:176) at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:169) at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:143) at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:131) at org.springframework.boot.context.event.EventPublishingRunListener.environmentPrepared(EventPublishingRunListener.java:85) at org.springframework.boot.SpringApplicationRunListeners.lambda$environmentPrepared$2(SpringApplicationRunListeners.java:66) at java.base/java.util.ArrayList.forEach(ArrayList.java:1511) at org.springframework.boot.SpringApplicationRunListeners.doWithListeners(SpringApplicationRunListeners.java:120) at org.springframework.boot.SpringApplicationRunListeners.doWithListeners(SpringApplicationRunListeners.java:114) at org.springframework.boot.SpringApplicationRunListeners.environmentPrepared(SpringApplicationRunListeners.java:65) at org.springframework.boot.SpringApplication.prepareEnvironment(SpringApplication.java:339) at org.springframework.boot.SpringApplication.run(SpringApplication.java:297) at org.springframework.boot.builder.SpringApplicationBuilder.run(SpringApplicationBuilder.java:164) at org.springframework.cloud.bootstrap.BootstrapApplicationListener.bootstrapServiceContext(BootstrapApplicationListener.java:195) at org.springframework.cloud.bootstrap.BootstrapApplicationListener.onApplicationEvent(BootstrapApplicationListener.java:114) at org.springframework.cloud.bootstrap.BootstrapApplicationListener.onApplicationEvent(BootstrapApplicationListener.java:77) at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:176) at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:169) at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:143) at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:131) at org.springframework.boot.context.event.EventPublishingRunListener.environmentPrepared(EventPublishingRunListener.java:85) at org.springframework.boot.SpringApplicationRunListeners.lambda$environmentPrepared$2(SpringApplicationRunListeners.java:66) at java.base/java.util.ArrayList.forEach(ArrayList.java:1511) at org.springframework.boot.SpringApplicationRunListeners.doWithListeners(SpringApplicationRunListeners.java:120) at org.springframework.boot.SpringApplicationRunListeners.doWithListeners(SpringApplicationRunListeners.java:114) at org.springframework.boot.SpringApplicationRunListeners.environmentPrepared(SpringApplicationRunListeners.java:65) at org.springframework.boot.SpringApplication.prepareEnvironment(SpringApplication.java:339) at org.springframework.boot.SpringApplication.run(SpringApplication.java:297) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1312) at org.springframework.boot.SpringApplication.run(SpringApplication.java:1301) at com.aspirecn.amall.goods.web.WebOmcApplication.main(WebOmcApplication.java:42) Caused by: org.springframework.core.convert.ConversionFailedException: Failed to convert from type [java.lang.String] to type [org.springframework.boot.logging.LogLevel] for value '%clr(%d{yyyy-MM-dd HH:mm:ss.SSS}){faint} %clr(%5p) %clr(16820){magenta} %clr(---){faint} %clr([%15.15t]){faint} %clr(%-40.40logger{39}){cyan} %clr(:){faint} %m%n%wEx'; nested exception is java.lang.IllegalArgumentException: No enum constant org.springframework.boot.logging.LogLevel.%clr(%d{yyyy-MM-dd HH:mm:ss.SSS}){faint} %clr(%5p) %clr(16820){magenta} %clr(---){faint} %clr([%15.15t]){faint} %clr(%-40.40logger{39}){cyan} %clr(:){faint} %m%n%wEx at org.springframework.core.convert.support.ConversionUtils.invokeConverter(ConversionUtils.java:47) at org.springframework.core.convert.support.GenericConversionService.convert(GenericConversionService.java:192) at org.springframework.boot.context.properties.bind.BindConverter.convert(BindConverter.java:109) at org.springframework.boot.context.properties.bind.BindConverter.convert(BindConverter.java:100) at org.springframework.boot.context.properties.bind.BindConverter.convert(BindConverter.java:92) at org.springframework.boot.context.properties.bind.Binder.bindProperty(Binder.java:456) at org.springframework.boot.context.properties.bind.Binder.bindObject(Binder.java:400) at org.springframework.boot.context.properties.bind.Binder.bind(Binder.java:340) ... 55 more Caused by: java.lang.IllegalArgumentException: No enum constant org.springframework.boot.logging.LogLevel.%clr(%d{yyyy-MM-dd HH:mm:ss.SSS}){faint} %clr(%5p) %clr(16820){magenta} %clr(---){faint} %clr([%15.15t]){faint} %clr(%-40.40logger{39}){cyan} %clr(:){faint} %m%n%wEx at org.springframework.boot.convert.LenientObjectToEnumConverterFactory$LenientToEnumConverter.findEnum(LenientObjectToEnumConverterFactory.java:93) at org.springframework.boot.convert.LenientObjectToEnumConverterFactory$LenientToEnumConverter.convert(LenientObjectToEnumConverterFactory.java:80) at org.springframework.boot.convert.LenientObjectToEnumConverterFactory$LenientToEnumConverter.convert(LenientObjectToEnumConverterFactory.java:61) at org.springframework.core.convert.support.GenericConversionService$ConverterFactoryAdapter.convert(GenericConversionService.java:437) at org.springframework.core.convert.support.ConversionUtils.invokeConverter(ConversionUtils.java:41)
07-24
采用PyQt5框架与Python编程语言构建图书信息管理平台 本项目基于Python编程环境,结合PyQt5图形界面开发库,设计实现了一套完整的图书信息管理解决方案。该系统主要面向图书馆、书店等机构的日常运营需求,通过模块化设计实现了图书信息的标准化管理流程。 系统架构采用典型的三层设计模式,包含数据存储层、业务逻辑层和用户界面层。数据持久化方案支持SQLite轻量级数据库与MySQL企业级数据库的双重配置选项,通过统一的数据库操作接口实现数据存取隔离。在数据建模方面,设计了包含图书基本信息、读者档案、借阅记录等核心数据实体,各实体间通过主外键约束建立关联关系。 核心功能模块包含六大子系统: 1. 图书编目管理:支持国际标准书号、中国图书馆分类法等专业元数据的规范化著录,提供批量导入与单条录入两种数据采集方式 2. 库存动态监控:实时追踪在架数量、借出状态、预约队列等流通指标,设置库存预警阈值自动提醒补货 3. 读者服务管理:建立完整的读者信用评价体系,记录借阅历史与违规行为,实施差异化借阅权限管理 4. 流通业务处理:涵盖借书登记、归还处理、续借申请、逾期计算等标准业务流程,支持射频识别技术设备集成 5. 统计报表生成:按日/月/年周期自动生成流通统计、热门图书排行、读者活跃度等多维度分析图表 6. 系统维护配置:提供用户权限分级管理、数据备份恢复、操作日志审计等管理功能 在技术实现层面,界面设计遵循Material Design设计规范,采用QSS样式表实现视觉定制化。通过信号槽机制实现前后端数据双向绑定,运用多线程处理技术保障界面响应流畅度。数据验证机制包含前端格式校验与后端业务规则双重保障,关键操作均设有二次确认流程。 该系统适用于中小型图书管理场景,通过可扩展的插件架构支持功能模块的灵活组合。开发过程中特别注重代码的可维护性,采用面向对象编程范式实现高内聚低耦合的组件设计,为后续功能迭代奠定技术基础。 资源来源于网络分享,仅用于学习交流使用,请勿用于商业,如有侵权请联系我删除!
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