[LOG4J2-2637] log4j-over-slf4j.jar and slf4j-log4j12.jar

• Type: Question
• Status: Closed
• Priority: Blocker
• Resolution: Invalid
• Component/s: Build

Environment

jdk:

java version "1.8.0_181"
Java(TM) SE Runtime Environment (build 1.8.0_181-b13)
Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode)

OS:CentOS

CPU:x86

 

 

• Assignee: Unassigned
• Reporter: james601232
• Created: 21/Jun/19 10:15
• Updated: 21/Jun/19 13:27
• Resolved: 21/Jun/19 12:07

Description

I have a spring boot application and dependency log4j package.  slf4j-api-1.7.25.jar slf4j-log4j12-1.7.25.jar packages exists in lib directory.  make me so puzzeld that the application worked fine. why? l browser site and  found  slf4j-api-1.7.25.jar and  slf4j-log4j12-1.7.25.jar can't simultaneously exists. but why my application worked fine