《Springboot极简教程》问题解决：Idea解决Gradle库依赖冲突问题:Detected both log4j-over-slf4j.jar AND slf4j-log4j12.jar on
错误日志
Caused by: java.lang.IllegalStateException: Detected both log4j-over-slf4j.jar AND bound slf4j-log4j12.jar on the class path, preempting StackOverflowError. See also http://www.slf4j.org/codes.html#log4jDelegationLoop for more details.
at org.slf4j.impl.Log4jLoggerFactory.<clinit>(Log4jLoggerFactory.java:54)
... 11 more
:bootRun FAILEDDetected both log4j-over-slf4j.jar AND bound slf4j-log4j12.jar on the class path
classpath jar包冲突
gradle -q app:dependencies
依赖树分析
参考： https://docs.gradle.org/current/userguide/userguide_single.html#sec:listing_dependencies
解决方案
排除冲突的依赖：
Maven：
<exclusions>
<exclusion> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId></exclusion>
<exclusion> <groupId>log4j</groupId> <artifactId>log4j</artifactId> </exclusion>
</exclusions> Gradle：
compile('org.raml:raml-parser:0.8.12'){
exclude module: 'slf4j-log4j12'
exclude module: 'log4j'
}举报
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