整合springboot+redis，⼀直失败，发现是common-pool2版本
问题。
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2022-03-10 08:30:59.330 ERROR 26904 --- [          main] o.s.b.d.LoggingFailureAnalysisReporter  :
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APPLICATION FAILED TO START
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Description:
An attempt was made to call a method that does not exist. The attempt was made from the following location:
org.springframework.boot.dis.PoolConfig(LettuceCon
The following method did not exist:
org.apachemons.pool2.impl.GenericObjectPoolConfig.setMaxWait(Ljava/time/Duration;)V
The calling method's class,
org.springframework.boot.dis.LettuceConnectionConfiguration$PoolBuilderFactory, was loaded from
the following location:
jar:file:/C:/Users/Hoga/.m2/repository/org/springframework/boot/spring-boot-autoconfigure/2.6.4/spring-boot-
autoconfigure-
2.6.4.jar!/org/springframework/boot/autoconfigure/data/redis/LettuceConnectionConfiguration$PoolBuilderFactory.class
The called method's class, org.apachemons.pool2.impl.GenericObjectPoolConfig, is available fr
om the following
locations:
jar:file:/C:/Users/Hoga/.m2/repository/org/apache/commons/commons-pool2/2.6.0/commons-pool2-
spring boot是啥2.6.0.jar!/org/apache/commons/pool2/impl/GenericObjectPoolConfig.class
The called method's class hierarchy was loaded from the following locations:
org.apachemons.pool2.impl.GenericObjectPoolConfig:
file:/C:/Users/Hoga/.m2/repository/org/apache/commons/commons-pool2/2.6.0/commons-pool2-2.6.0.jar
org.apachemons.pool2.impl.BaseObjectPoolConfig:
file:/C:/Users/Hoga/.m2/repository/org/apache/commons/commons-pool2/2.6.0/commons-pool2-2.6.0.jar
org.apachemons.pool2.BaseObject: file:/C:/Users/Hoga/.m2/repository/org/apache/commons/co
mmons-
pool2/2.6.0/commons-pool2-2.6.0.jar
Action:
Correct the classpath of your application so that it contains compatible versions of the classes
org.springframework.boot.dis.LettuceConnectionConfiguration$PoolBuilderFactory and
org.apachemons.pool2.impl.GenericObjectPoolConfig
引⼊spring2.X集成redis所需common-pool2依赖中，把version删了。
修改完成重新启动：不报错
访问成功
附上redis所需的依赖
<!-- redis -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-redis</artifactId>        </dependency>
<!-- spring2.X集成redis所需common-pool2-->
<dependency>
<groupId>org.apachemons</groupId>
<artifactId>commons-pool2</artifactId>
</dependency>

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