lifejwang11 opened a new issue, #27431:
URL: https://github.com/apache/shardingsphere/issues/27431
### Which version of ShardingSphere did you use?
5.4.0
### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
ShardingSphere-Proxy
### Expected behavior
i use
**examples/shardingsphere-proxy-example/shardingsphere-proxy-boot-mybatis-example/src/mian/resources/conf/***.yaml**
### Actual behavior
### Reason analyze (If you can)
### Steps to reproduce the behavior, such as: SQL to execute, sharding rule
configuration, when exception occur etc.
i copy **conf** to **sharding-proxy/config**,i start by **/bin/start.sh**
`Exception in thread "main" Cannot create property=rules for
JavaBean=org.apache.shardingsphere.proxy.backend.config.yaml.YamlProxyDatabaseConfiguration@212bf671
in 'reader', line 113, column 1:
databaseName: sharding_db
^
No single argument constructor found for interface
org.apache.shardingsphere.infra.yaml.config.pojo.rule.YamlRuleConfiguration
in 'reader', line 136, column 2:
tables:
^
at
org.yaml.snakeyaml.constructor.Constructor$ConstructMapping.constructJavaBean2ndStep(Constructor.java:321)
at
org.yaml.snakeyaml.constructor.Constructor$ConstructMapping.construct(Constructor.java:207)
at
org.yaml.snakeyaml.constructor.Constructor$ConstructYamlObject.construct(Constructor.java:358)
at
org.yaml.snakeyaml.constructor.BaseConstructor.constructObjectNoCheck(BaseConstructor.java:270)
at
org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:253)
at
org.yaml.snakeyaml.constructor.BaseConstructor.constructDocument(BaseConstructor.java:207)
at
org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:191)
at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:477)
at org.yaml.snakeyaml.Yaml.loadAs(Yaml.java:443)
at
org.apache.shardingsphere.infra.util.yaml.YamlEngine.unmarshal(YamlEngine.java:54)
at
org.apache.shardingsphere.proxy.backend.config.ProxyConfigurationLoader.loadDatabaseConfiguration(ProxyConfigurationLoader.java:127)
at
org.apache.shardingsphere.proxy.backend.config.ProxyConfigurationLoader.loadDatabaseConfigurations(ProxyConfigurationLoader.java:118)
at
org.apache.shardingsphere.proxy.backend.config.ProxyConfigurationLoader.load(ProxyConfigurationLoader.java:68)
at org.apache.shardingsphere.proxy.Bootstrap.main(Bootstrap.java:52)
Caused by: org.yaml.snakeyaml.error.YAMLException: No single argument
constructor found for interface
org.apache.shardingsphere.infra.yaml.config.pojo.rule.YamlRuleConfiguration
at
org.yaml.snakeyaml.constructor.Constructor$ConstructScalar.construct(Constructor.java:417)
at
org.yaml.snakeyaml.constructor.BaseConstructor.constructObjectNoCheck(BaseConstructor.java:270)
at
org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:253)
at
org.yaml.snakeyaml.constructor.SafeConstructor.processDuplicateKeys(SafeConstructor.java:108)
at
org.yaml.snakeyaml.constructor.SafeConstructor.flattenMapping(SafeConstructor.java:81)
at
org.yaml.snakeyaml.constructor.SafeConstructor.flattenMapping(SafeConstructor.java:76)
at
org.yaml.snakeyaml.constructor.SafeConstructor.constructSet2ndStep(SafeConstructor.java:218)
at
org.yaml.snakeyaml.constructor.BaseConstructor.constructSet(BaseConstructor.java:545)
at
org.yaml.snakeyaml.constructor.Constructor$ConstructMapping.construct(Constructor.java:199)
at
org.yaml.snakeyaml.constructor.BaseConstructor.constructObjectNoCheck(BaseConstructor.java:270)
at
org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:253)
at
org.yaml.snakeyaml.constructor.Constructor$ConstructMapping.newInstance(Constructor.java:333)
at
org.yaml.snakeyaml.constructor.Constructor$ConstructMapping.constructJavaBean2ndStep(Constructor.java:298)
... 13 more
`
### Example codes for reproduce this issue (such as a github link)
[conf](https://github.com/lifejwang11/shardingproxy-issuse)
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