The dependency of POM file is invalid when idea imports external projects. Solution

1. Problem description

stay Intellij Idea Import external in maven Project time , The following happened ：

Put the mouse on it and it will show as follows ：

Failed to read artifact descriptor for org.springframework.boot: spring-boot-starter-data-jpa:jar:2.3.1.RELEASE

So in their own maven Under the installation package Repository Find this under the package jar package , Find out jar Package import failed , Online access to relevant materials , Some say the network is unstable , Download failed .

There was a situation before ：pom Add dependency in , see maven The warehouse of ,jar The package is also downloaded , But just like the above tips , Check the solution online ： Delete maven The corresponding package in the warehouse , Then download again , Still can't solve the problem . So try to change jar The package version is not good .

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2. Problem solving

Download by yourself jar package , Then import maven Warehouse , And add dependencies .

1. download jar package

website ：https://mvnrepository.com

Search the search box for the corresponding jar The name of the bag , Click on the search ：

Click on the red line , Choose the right version ：

Click... On the page jar You can download .

After downloading jar Put the bag on the desktop ,WIN + R function cmd,Windows Enter the command under the platform ：

mvn install:install-file 
-Dfile=C:\Users\DossS\Desktop\touch-sms-api.jar
-DgroupId=com.wondersgroup.frame.common.touch-sms-api     
-DartifactId=touch-sms-api     
-Dversion=1.0
-DgeneratePom=true
-Dpackaging=jar

Be careful ： Here is a line feed for easy viewing , There is no line break in the command line .

-Dfile：jar The path of the package
-DgroupId： Select Download jar Package time corresponding to groupId( The selected part in the above figure )
-DartifactId： Select Download jar Package time corresponding to artifactId( The selected part in the above figure )
-Dversion： Select Download jar Package time corresponding to version

appear BUILD SUCCESS, Description of successful operation ！

Check the warehouse and find many things

Download yourself jar The dependency of the page is copied to pom.xml. Reopen the project , You can see that it's ready .

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