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解決eclipse載入已有maven工程時出現的fail to read artifact descriptor....問題

從一臺Fedora的電腦中拷過來一個project,在win10的Eclipse下選擇Import->Existing Maven Projects,載入時卻出現以下錯誤:

 

 

org.apache.maven.plugins:maven-resources-plugin:2.6 or one of its dependencies could not be resolved: Failed to collect dependencies for org.apache.maven.plugins:maven-resources-plugin:jar:2.6 () (org.apache.maven.plugins:maven-resources-plugin:2.6:resources:default-resources:process-resources)

 

 

這裡提示的是Maven的maven-resources-plugin外掛載入失敗,進入C:\Users\yourname\.m2\repository\org\apache\maven\plugins檔案下,找到maven-resources-plugin檔案,缺失maven-resources-plugin.jar檔案,於是笨拙地去官網下載了一個,重新整理projet,重啟Eclipse還是出現這樣的錯誤。

 

stackoverflow上找到了類似問題的解決方案,類似的,出現maven-compiler-plugin,maven-deploy-plugin,maven-clean-plugin等外掛提示錯誤的,都可以遵循以下原則解決

 

1.清空C:\Users\yourname\.m2\repository 資料夾

 

2.右鍵此projet,Maven->Update projects,快捷鍵為Alt+F5,此步會重新生成respository資料夾,裡邊的外掛自然會從官網自動下       載

 

3.關閉Eclipse,執行maven install

 

  • install:install is used to automatically install the project's main artifact (the JAR, WAR or EAR), its POM and any attached artifacts (sources, javadoc, etc) produced by a particular project.

 

4.再次開啟Eclipse,projec可以正常工作啦