3

这是构建文件：

<exec executable="python" failonerror="true">
  <arg line="${installer.izpack.dir}/utils/wrappers/izpack2exe/izpack2exe.py"/>
  <arg line="--file=${basedir}/installer/EasyIT-installer.jar"/>
  <arg line="--output=${basedir}/installer/EasyIT-installer.exe"/>
  <arg line="--no-upx"/>
</exec>

和输出：

BUILD FAILED
E:\Java Projects\Spark Projects\EastIT - Copy\build\build.xml:873: Execute failed: java.io.IOException: Cannot run program "python" (in directory "E:\Java Projects\Spark Projects\EastIT - Copy"): CreateProcess error=2, The system cannot find the file specified
        at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029)
        at java.lang.Runtime.exec(Runtime.java:615)
        at org.apache.tools.ant.taskdefs.Execute$Java13CommandLauncher.exec(Execute.java:8 62)
        at org.apache.tools.ant.taskdefs.Execute.launch(Execute.java:481)
        at org.apache.tools.ant.taskdefs.Execute.execute(Execute.java:495)
        at org.apache.tools.ant.taskdefs.ExecTask.runExecute(ExecTask.java:631)
        at org.apache.tools.ant.taskdefs.ExecTask.runExec(ExecTask.java:672)
        at org.apache.tools.ant.taskdefs.ExecTask.execute(ExecTask.java:498)
        at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
        at sun.reflect.GeneratedMethodAccessor15.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.ja va:43)
        at java.lang.reflect.Method.invoke(Method.java:601)
        at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
        at org.apache.tools.ant.Task.perform(Task.java:348)
        at org.apache.tools.ant.Target.execute(Target.java:392)
        at org.apache.tools.ant.Target.performTasks(Target.java:413)
        at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1399)
        at org.apache.tools.ant.Project.executeTarget(Project.java:1368)
        at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java :41)
        at org.apache.tools.ant.Project.executeTargets(Project.java:1251)
        at org.apache.tools.ant.Main.runBuild(Main.java:811)
        at org.apache.tools.ant.Main.startAnt(Main.java:217)
        at org.apache.tools.ant.launch.Launcher.run(Launcher.java:280)
        at org.apache.tools.ant.launch.Launcher.main(Launcher.java:109)
Caused by: java.io.IOException: CreateProcess error=2, The system cannot find the file specified
        at java.lang.ProcessImpl.create(Native Method)
        at java.lang.ProcessImpl.<init>(ProcessImpl.java:189)
        at java.lang.ProcessImpl.start(ProcessImpl.java:133)
        at java.lang.ProcessBuilder.start(ProcessBuilder.java:1021)
        ... 23 more


Total time: 50 seconds
4

1 回答 1

10

确保它python位于运行构建的 PATH 中，或者在exec任务中指定 python 可执行文件的绝对路径。

查看exec 任务的文档，了解有关使用 windows 与非 windows 的任何具体说明。请注意，那里提到了您的具体错误：

一个常见的问题是 PATH 上没有可执行文件。如果您收到错误消息无法运行程序“...”：CreateProcess 错误=2。该系统找不到指定的路径。看看你的 PATH 变量。只需直接在命令行上键入命令，如果 Windows 找到它，Ant 也应该这样做。（否则请在用户邮件列表中寻求帮助。）如果 Windows 无法执行程序，请将程序的目录添加到 PATH（设置 PATH=%PATH%;dirOfProgram）或在构建文件的可执行属性中指定绝对路径。

于 2012-06-11T18:00:05.817 回答