【问题标题】:Eclipse maven plugin: Cannot run program "mvn" for WSO2 ESB SampleServicesEclipse maven 插件:无法为 WSO2 ESB SampleServices 运行程序“mvn”
【发布时间】:2017-05-18 00:24:11
【问题描述】:

如果我通过pre-packaged projectSampleServices 内的命令行使用mvn clean install,一切都很好。但是当我尝试通过 eclipse m2e mvn clean install 它时,它给了我这个错误

未能执行目标 org.codehaus.mojo:exec-maven-plugin:1.4.0:exec 项目 SampleServices 上的(包):命令执行失败。不能 运行程序“mvn”(在目录中 “/Users/johndoe/Project/ChickenEngine/SampleServices/target/capp”): error=2, 没有这样的文件或目录 -> [帮助 1]

我尝试使用位于/opt 的外部maven,但仍然没有成功。我关注this guide.

【问题讨论】:

  • maven 假设在 pom.xml 所在的目录中执行。您的消息说 Cannot run program "mvn" in ....../target/capp 。目标目录由 maven 创建,位于 basedir/target 中。 basedir 是 pom.xml 假设所在的目录
  • eclipse中的maven配置基础工作区是pom.xml所在的地方

标签: wso2 maven-3 wso2esb wso2ei


【解决方案1】:

最终找出要多注意的问题

SampleServices\pom.xml 配置 exec-maven-plugin。重要的部分是 maven 本身被称为可执行文件

<executable>mvn</executable>
    <workingDirectory>${project.build.directory}</workingDirectory>
    <arguments>....

这意味着 mvn.bat 必须在 PATH 中。使用变量 PATH 或从 cmd 运行 eclipse,但在应用程序启动之前执行

 set PATH=%PATH%;c:\path-to-maven-bin-directory\

只有这样

./eclipse.exe

你将进入 Eclipse 控制台

    [INFO] ------------------------------------------------------------------------
    [INFO] Reactor Summary:
    [INFO] 
    [INFO] QueryDoctorEP ...................................... SUCCESS [  2.855 s]
    [INFO] GrandOakEP ......................................... SUCCESS [  0.057 s]
    [INFO] ClemencyEP ......................................... SUCCESS [  0.064 s]
    [INFO] PineValleyEP ....................................... SUCCESS [  0.067 s]
    [INFO] ChannelingFeeEP .................................... SUCCESS [  0.044 s]
    [INFO] SettlePaymentEP .................................... SUCCESS [  0.051 s]
    [INFO] HealthcareAPI ...................................... SUCCESS [  0.776 s]
    [INFO] PaymentRequestMessageStore ......................... SUCCESS [  0.599 s]
    [INFO] PaymentRequestProcessingSequence ................... SUCCESS [  0.541 s]
    [INFO] PaymentRequestProcessor ............................ SUCCESS [  0.597 s]
    [INFO] SampleServices_module .............................. SUCCESS [  0.437 s]
    [INFO] ------------------------------------------------------------------------
    [INFO] BUILD SUCCESS
    [INFO] ------------------------------------------------------------------------
    [INFO] Total time: 7.829 s
    [INFO] Finished at: 2017-05-23T12:23:58+03:00
    [INFO] Final Memory: 17M/209M
    [INFO] ------------------------------------------------------------------------
    [INFO] ------------------------------------------------------------------------
    [INFO] BUILD SUCCESS
    [INFO] ------------------------------------------------------------------------
    [INFO] Total time: 23.775 s
    [INFO] Finished at: 2017-05-23T12:23:58+03:00
    [INFO] Final Memory: 12M/201M
    [INFO] ------------------------------------------------------------------------

【讨论】:

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