现象：

采样springboot 2.3.11.RELEASE + liqubase 是报错

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'liquibase' defined in class path resource [org/springframework/boot/autoconfigure/liquibase/LiquibaseAutoConfiguration$LiquibaseConfiguration.class]: Invocation of init method failed; nested exception is liquibase.exception.LockException: java.lang.ClassCastException: class java.time.LocalDateTime cannot be cast to class java.util.Date (java.time.LocalDateTime and java.util.Date are in module java.base of loader 'bootstrap')
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1786)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:602)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:524)
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:322)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208)
	at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1154)
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:908)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583)
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:769)
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:761)
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:426)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:326)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1313)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1302)
	at net.iconomi.core.IconomiCoreApplication.main(IconomiCoreApplication.java:39)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:49)
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:107)
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:58)
	at org.springframework.boot.loader.JarLauncher.main(JarLauncher.java:88)
Caused by: liquibase.exception.LockException: java.lang.ClassCastException: class java.time.LocalDateTime cannot be cast to class java.util.Date (java.time.LocalDateTime and java.util.Date are in module java.base of loader 'bootstrap')
	at liquibase.lockservice.StandardLockService.listLocks(StandardLockService.java:404)
	at liquibase.lockservice.StandardLockService.waitForLock(StandardLockService.java:225)
	at liquibase.Liquibase.lambda$update$1(Liquibase.java:220)
	at liquibase.Scope.lambda$child$0(Scope.java:160)
	at liquibase.Scope.child(Scope.java:169)
	at liquibase.Scope.child(Scope.java:159)
	at liquibase.Scope.child(Scope.java:138)
	at liquibase.Liquibase.runInScope(Liquibase.java:2370)
	at liquibase.Liquibase.update(Liquibase.java:217)
	at liquibase.Liquibase.update(Liquibase.java:203)
	at liquibase.integration.spring.SpringLiquibase.performUpdate(SpringLiquibase.java:321)
	at liquibase.integration.spring.SpringLiquibase.afterPropertiesSet(SpringLiquibase.java:275)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1845)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1782)
	... 26 common frames omitted
Caused by: java.lang.ClassCastException: class java.time.LocalDateTime cannot be cast to class java.util.Date (java.time.LocalDateTime and java.util.Date are in module java.base of loader 'bootstrap')
	at liquibase.lockservice.StandardLockService.listLocks(StandardLockService.java:396)
	... 39 common frames omitted

原因

DATEEXECUTED字段在数据库中为timestemp类型,当使用的数据库驱动包版本较新时(这里使用的是8.0.23)返回的类型为LocalDateTime,强转为string导致报错.

解决方案一

修改驱动包版本到8.0.19,服务正常启动

			<dependency>
                <groupId>mysql</groupId>
                <artifactId>mysql-connector-java</artifactId>
                <version>8.0.19</version>
                <exclusions>
                    <exclusion>
                        <groupId>com.google.protobuf</groupId>
                        <artifactId>protobuf-java</artifactId>
                    </exclusion>
                </exclusions>
            </dependency>

解决方案二

将liqubase版本升级值4.3.2以上