org.yaml.snakeyaml.parser.ParserException: while parsing a block mapping

本文详细解析了YML配置文件的格式要求及常见错误,通过一个具体的SpringBoot+Mybatis+Mysql的YML配置示例,帮助读者理解如何正确设置数据库连接参数。

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org.yaml.snakeyaml.parser.ParserException: while parsing a block mapping  

原因:yml文件格式错误,此文件要求严格要求格式

如节点没有对齐,将Mybatis节点与Spring节点对齐,下面是SpringBoot2.0+Mybatis+Mysql的yml配置文件

server:
  port: 8080
spring:
  datasource:
           name: daducha
           type: com.alibaba.druid.pool.DruidDataSource
           druid:
                url: jdbc:mysql://127.0.0.1:3306/daducha
                username: root
                password: root
                maxActive: 20
                initialSize: 1
                maxWait: 60000
                minIdle: 1
                timeBetweenEvictionRunsMillis: 60000
                minEvictableIdleTimeMillis: 300000
                testWhileIdle: true
                testOnBorrow: false
                testOnReturn: false
                poolPreparedStatements: true
                maxOpenPreparedStatements: 20
                driver-class-name: com.mysql.jdbc.Driver
mybatis:
  mapper-locations: classpath:mapping/*.xml
  type-aliases-package: com.wuji.entity.po

 

转载于:https://www.cnblogs.com/javajiuyangzhenjing/p/10210587.html

[main] ERROR org.springframework.boot.SpringApplication - Application run failed org.yaml.snakeyaml.parser.ParserException: while parsing a block mapping in 'reader', line 19, column 9: master: ^ expected <block end>, but found '<block mapping start>' in 'reader', line 22, column 11: username: sif ^ at org.yaml.snakeyaml.parser.ParserImpl$ParseBlockMappingKey.produce(ParserImpl.java:649) at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:165) at org.yaml.snakeyaml.comments.CommentEventsCollector$1.peek(CommentEventsCollector.java:59) at org.yaml.snakeyaml.comments.CommentEventsCollector$1.peek(CommentEventsCollector.java:45) at org.yaml.snakeyaml.comments.CommentEventsCollector.collectEvents(CommentEventsCollector.java:140) at org.yaml.snakeyaml.comments.CommentEventsCollector.collectEvents(CommentEventsCollector.java:119) at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:293) at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:188) at org.yaml.snakeyaml.composer.Composer.composeValueNode(Composer.java:314) at org.yaml.snakeyaml.composer.Composer.composeMappingChildren(Composer.java:305) at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:286) at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:188) at org.yaml.snakeyaml.composer.Composer.composeValueNode(Composer.java:314) at org.yaml.snakeyaml.composer.Composer.composeMappingChildren(Composer.java:305) at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:286) at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:188) at org.yaml.snakeyaml.composer.Composer.composeValueNode(Composer.java:314) at org.yaml.snakeyaml.composer.Composer.composeMappingChildren(Composer.java:305) at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:286) at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:188) at o
最新发布
06-13
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