[英]vaadin Add On csvalidation Failed to collect dependencies
I'm trying to understand how Add On on Vaadin works;我正在尝试了解 Add On on Vaadin 的工作原理; So in the following link:
所以在下面的链接中:
https://github.com/magi42/csvalidation https://github.com/magi42/csvalidation
There is written that to see an example is enough to有文说看个例子就够了
$ git clone https://github.com/magi42/csvalidation
$ mvn clean install
$ cd demo
$ mvn jetty:run
But I get:但我得到:
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project csvalidation-demo: Could not resolve dependencies for project org.vaadin.addons:csvalidation-demo:war:0.5.5: Failed to collect dependencies at org.vaadin.addons:csvalidation:jar:0.5.5: Failed to read artifact descriptor for org.vaadin.addons:csvalidation:jar:0.5.5: Could not transfer artifact org.vaadin.addons:csvalidation:pom:0.5.5 from/to maven-default-http-blocker (http://0.0.0.0/): Blocked mirror for repositories: [vaadin-addons (http://maven.vaadin.com/vaadin-addons, default, releases+snapshots)] -> [Help 1]
[ERROR]
There is something wrong.!!!有什么问题。!!! But I cannot figure out what.
但我不知道是什么。
Try changing the artifact id in your pom.xml to just csvalidation, instead of csvalidation-demo.尝试将 pom.xml 中的工件 ID 更改为 csvalidation,而不是 csvalidation-demo。
the problem was on the newest version of maven that not allow to download if the repository is not the "standard";问题出在最新版本的 maven 上,如果存储库不是“标准”,则不允许下载; in settings.xml change from:
在 settings.xml 更改为:
<mirror>
<id>maven-default-http-blocker</id>
<mirrorOf>external:http:*</mirrorOf>
<name>Pseudo repository to mirror external repositories initially using HTTP.</name>
<url>http://0.0.0.0/</url>
<blocked>true</blocked>
</mirror>
to至
<mirror>
<id>releases-java-net-http-unblocker</id>
<mirrorOf>releases.java.net</mirrorOf>
<name>releases.java.net</name>
<url>http://maven.java.net/content/repositories/releases/</url>
<blocked>false</blocked>
</mirror>
and it works!!!它有效! as indicated in Maven Build Failure -- DependencyResolutionException
如Maven 中所示构建失败 -- DependencyResolutionException
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