IDEA2020.2 版本，运行SpringBoot项目时，报yml语法错误。

Z时代
2024-03-15
分类：IT

同样的一个Springboot项目，在IDEA 2019.3版本运行没问题，在IDEA 2020.2版本，点击运行，报以下错误：

022-04-28 09:37:09.737 ERROR --- [main] o.s.boot.SpringApplication : Application run failed org.yaml.snakeyaml.error.YAMLException: java.nio.charset.MalformedInputException: Input length = 1 at org.yaml.snakeyaml.reader.StreamReader.update(StreamReader.java:218) at org.yaml.snakeyaml.reader.StreamReader.ensureEnoughData(StreamReader.java:176) at org.yaml.snakeyaml.reader.StreamReader.ensureEnoughData(StreamReader.java:171) at org.yaml.snakeyaml.reader.StreamReader.peek(StreamReader.java:126) at org.yaml.snakeyaml.scanner.ScannerImpl.scanToNextToken(ScannerImpl.java:1198) at org.yaml.snakeyaml.scanner.ScannerImpl.fetchMoreTokens(ScannerImpl.java:308) at org.yaml.snakeyaml.scanner.ScannerImpl.checkToken(ScannerImpl.java:248) at org.yaml.snakeyaml.parser.ParserImpl$ParseImplicitDocumentStart.produce(ParserImpl.java:213) at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:165) at org.yaml.snakeyaml.parser.ParserImpl.checkEvent(ParserImpl.java:155) at org.yaml.snakeyaml.composer.Composer.checkNode(Composer.java:93) at org.yaml.snakeyaml.constructor.BaseConstructor.checkData(BaseConstructor.java:124) at org.yaml.snakeyaml.Yaml$1.hasNext(Yaml.java:509) at org.springframework.beans.factory.config.YamlProcessor.process(YamlProcessor.java:198) at org.springframework.beans.factory.config.YamlProcessor.process(YamlProcessor.java:166) at org.springframework.boot.env.OriginTrackedYamlLoader.load(OriginTrackedYamlLoader.java:84) at org.springframework.boot.env.YamlPropertySourceLoader.load(YamlPropertySourceLoader.java:50) at org.springframework.boot.context.config.StandardConfigDataLoader.load(StandardConfigDataLoader.java:54) at org.springframework.boot.context.config.StandardConfigDataLoader.load(StandardConfigDataLoader.java:36) at org.springframework.boot.context.config.ConfigDataLoaders.load(ConfigDataLoaders.java:107) at org.springframework.boot.context.config.ConfigDataImporter.load(ConfigDataImporter.java:128) at org.springframework.boot.context.config.ConfigDataImporter.resolveAndLoad(ConfigDataImporter.java:86) at org.springframework.boot.context.config.ConfigDataEnvironmentContributors.withProcessedImports(ConfigDataEnvironmentContributors.java:116) at org.springframework.boot.context.config.ConfigDataEnvironment.processInitial(ConfigDataEnvironment.java:240) at org.springframework.boot.context.config.ConfigDataEnvironment.processAndApply(ConfigDataEnvironment.java:227) at org.springframework.boot.context.config.ConfigDataEnvironmentPostProcessor.postProcessEnvironment(ConfigDataEnvironmentPostProcessor.java:102) at org.springframework.boot.context.config.ConfigDataEnvironmentPostProcessor.postProcessEnvironment(ConfigDataEnvironmentPostProcessor.java:94) at org.springframework.boot.env.EnvironmentPostProcessorApplicationListener.onApplicationEnvironmentPreparedEvent(EnvironmentPostProcessorApplicationListener.java:102) at org.springframework.boot.env.EnvironmentPostProcessorApplicationListener.onApplicationEvent(EnvironmentPostProcessorApplicationListener.java:87) 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.util.ArrayList.forEach(ArrayList.java:1257) 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 co.yixiang.AppRun.main(AppRun.java:35) Caused by: java.nio.charset.MalformedInputException: Input length = 1 at java.nio.charset.CoderResult.throwException(CoderResult.java:281) at sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:339) at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:178) at java.io.InputStreamReader.read(InputStreamReader.java:184) at org.yaml.snakeyaml.reader.UnicodeReader.read(UnicodeReader.java:125) at org.yaml.snakeyaml.reader.StreamReader.update(StreamReader.java:183) ... 43 common frames omitted

Process finished with exit code 1

我可以保证只修改了application-dev.yml中的数据库链接信息，其余没改：

application-dev.yml:

#配置数据源 spring: application: name: yshop-admin datasource: druid: type: com.alibaba.druid.pool.DruidDataSource driverClassName: com.mysql.cj.jdbc.Driver url: jdbc:mysql://localhost:3306/xiquefc_new?serverTimezone=Asia/Shanghai&characterEncoding=utf8&useSSL=false&zeroDateTimeBehavior=convertToNull&allowPublicKeyRetrieval=true username: root password: root # 初始化配置 initial-size: 3 # 最小连接数 min-idle: 3 # 最大连接数 max-active: 15 # 获取连接超时时间 max-wait: 5000 # 连接有效性检测时间 time-between-eviction-runs-millis: 90000 # 最大空闲时间 min-evictable-idle-time-millis: 1800000 test-while-idle: true test-on-borrow: false test-on-return: false validation-query: select 1 # 配置监控统计拦截的filters filters: stat stat-view-servlet: url-pattern: /druid/* reset-enable: false web-stat-filter: url-pattern: /* exclusions: "*.js,*.gif,*.jpg,*.bmp,*.jpg,*.css,*.ico,/druid/*" redis: # 地址 host: 127.0.0.1 # 端口，默认为6379 port: 6379 # 数据库索引 database: 13 # 密码 password: # 连接超时时间 timeout: 5000 # 是否限制单用户登录 single: login: false #jwt jwt: header: Authorization # 令牌前缀 token-start-with: Bearer secret: k09BQnaF # 必须使用最少88位的Base64对该令牌进行编码 base64-secret: ZmQ0ZGI5NjQ0MDQwY2I4MjMxY2Y3ZmI3MjdhN2ZmMjNhODViOTg1ZGE0NTBjMGM4NDA5NzYxMjdjOWMwYWRmZTBlZjlhNGY3ZTg4Y2U3YTE1ODVkZDU5Y2Y3OGYwZWE1NzUzNWQ2YjFjZDc0NGMxZWU2MmQ3MjY1NzJmNTE0MzI= # 令牌过期时间此处单位/毫秒，默认4小时，可在此网站生成 https://www.convertworld.com/zh-hans/time/milliseconds.html token-validity-in-seconds: 14400000 # 在线用户key online-key: online-token # 验证码 code-key: code-key #是否允许生成代码，生产环境设置为false generator: enabled: true #是否开启 swagger-ui swagger: enabled: true title: yshop商城管理后台API serverUrl: version: 2.3 # 文件存储路径 # 1.localUrl为空的话上传文件会走七牛云，请转向文档看七牛云配置 # 2.如果想文件存在本地，并通过本地代理出去请填写localUrl： http://127.0.0.1:8000为本服务的ip+端口号 # 线上的地址就是你通过nginx代理http://127.0.0.1:8000出来的地址。鉴于群里很多问的这里做个说明不在赘述 file: path: D:\yshop\file\ avatar: D:\yshop\avatar\ # 文件大小 /M maxSize: 100 avatarMaxSize: 5

localUrl: http://127.0.0.1:8000

跪求大佬翻牌。