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Do you still worry about the slow download of jar package? Maven configures alicloud image

Maven Configure alicloud image

Why we download jar So slowly

maven By default, it will be downloaded from the central warehouse jar package , The warehouse is abroad , And people all over the world will download it from here , So the download speed must be very slow .

The solution uses mirrors

What is mirror image ?

When you look in the mirror, the person in the mirror is the mirror image

The mirror image is a copy of the central warehouse , The content is exactly the same as the central warehouse , At present, there are many domestic mirror images , Among them, Alibaba cloud is relatively stable , At the same time, it can guarantee the download speed .
In fact, we can simply understand what mirror image is :
If the warehouse A Can provide warehouse B Everything stored , Then we can think of A yes B A mirror image of . let me put it another way , Any one can come from the warehouse Y Acquired components , It's hard to get from its mirror image .
there A Namely : Alibaba cloud image ( In fact, there are other images OSChina), and B Namely :Maven The central warehouse

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stay maven Of setting.xml Middle configuration

Configuration code

<mirrors>
    <mirror>
      <id>alimaven</id>
      <name>aliyun maven</name>
      <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
      <mirrorOf>central</mirrorOf>        
    </mirror>
  </mirrors>

It just needs to be locally maven Under the installation position conf Under folder setting.xml Medium Add the above image of the central warehouse to the image collection to solve the problem maven The problem of slow download dependence .

The above steps are related to alicloud image configuration , If you can help, please also like to pay attention to support , If you have any questions, please comment , This blog focuses on data structure, algorithms and java Development , operating system , computer network , Friends who think my article is helpful can pay attention to me , If you have any questions, please comment on your personal message , Meeting is fate , See you from high

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