Java 使用Maven创建基本项目时出错?
我们的机器上有Maven。我们正在使用Maven 2.2.1和CentOS 6.0。当我们使用以下命令创建基础项目时 mvn原型:create-e-DarchetypeGroupId=com.jivesoftware.maven -DarchetypeArtifactId=maven jive插件原型-DarchetypeVersion=5.0.2-SNAPSHOT-DgroupId=com.demo-DartifactId=jiveDemo 我们收到以下错误消息:-Java 使用Maven创建基本项目时出错?,java,maven-2,Java,Maven 2,我们的机器上有Maven。我们正在使用Maven 2.2.1和CentOS 6.0。当我们使用以下命令创建基础项目时 mvn原型:create-e-DarchetypeGroupId=com.jivesoftware.maven -DarchetypeArtifactId=maven jive插件原型-DarchetypeVersion=5.0.2-SNAPSHOT-DgroupId=com.demo-DartifactId=jiveDemo 我们收到以下错误消息:- Warning: JAVA
Warning: JAVA_HOME environment variable is not set.
+ Error stacktraces are turned on.
[INFO] Scanning for projects...
[INFO] Searching repository for plugin with prefix: 'archetype'.
[INFO] org.apache.maven.plugins: checking for updates from central
[WARNING] repository metadata for: 'org.apache.maven.plugins' could not be retrieved from repository: central due to an error: Error transferring file: repo1.maven.org
[INFO] Repository 'central' will be blacklisted
[INFO] ------------------------------------------------------------------------
[ERROR] BUILD ERROR
[INFO] ------------------------------------------------------------------------
[INFO] The plugin 'org.apache.maven.plugins:maven-archetype-plugin' does not exist or no valid version could be found
[INFO] ------------------------------------------------------------------------
[INFO] Trace
org.apache.maven.lifecycle.LifecycleExecutionException: The plugin 'org.apache.maven.plugins:maven-archetype-plugin' does not exist or no valid version could be found
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.verifyPlugin(DefaultLifecycleExecutor.java:1569)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.getMojoDescriptor(DefaultLifecycleExecutor.java:1851)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.segmentTaskListByAggregationNeeds(DefaultLifecycleExecutor.java:462)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:175)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:328)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:138)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:362)
at org.apache.maven.cli.compat.CompatibleMain.main(CompatibleMain.java:60)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
at org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
Caused by: org.apache.maven.plugin.version.PluginVersionNotFoundException: The plugin 'org.apache.maven.plugins:maven-archetype-plugin' does not exist or no valid version could be found
at org.apache.maven.plugin.version.DefaultPluginVersionManager.resolvePluginVersion(DefaultPluginVersionManager.java:229)
at org.apache.maven.plugin.version.DefaultPluginVersionManager.resolvePluginVersion(DefaultPluginVersionManager.java:91)
at org.apache.maven.plugin.DefaultPluginManager.verifyPlugin(DefaultPluginManager.java:179)
at org.apache.maven.plugin.DefaultPluginManager.loadPluginDescriptor(DefaultPluginManager.java:1642)
at org.apache.maven.lifecycle.DefaultLifecycleExecutor.verifyPlugin(DefaultLifecycleExecutor.java:1540)
... 15 more
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 28 seconds
[INFO] Finished at: Tue Sep 18 13:39:38 IST 2012
[INFO] Final Memory: 2M/29M
[INFO] ------------------------------------------------------------------------
我们的服务器在防火墙后面。原因和解决办法是什么?是关于什么的
Warning: JAVA_HOME environment variable is not set.
这么复杂?这意味着只需在Java安装中定义它。此外,我建议从Maven 3.0.4开始,而不是从2.2.1开始
除此之外,您还没有配置使用代理配置来访问maven central。最好的解决方案是使用存储库管理器