我尝试使用JAR从命令行构建BUILD FAILED
MyApp/build.xml:73: The <classpath> or <modulepath> for <junit> must include junit.jar if not in Ant's own classpath
文件，但我一直收到以下错误消息：
.
├── bin
| └── packageOne
| └── packageTwo
| └── packageThree
├── dist
├── docs
| ├── [All Generated Java Docs]
├── lib
| ├── junit-4.11.jar
| └── org.hamcrest.core_1.3.jar
├── src
| ├── [All Source Files In Their Package]
├── test
| ├── [All JUnit Tests in One Package]
├── testreport
| ├── [Would like test report to be created here]
├── build.xml
目录结构如下：
build.xml
<?xml version="1.0"?>
<project name="MyApp" default="main" basedir=".">
<!-- Sets variables which can later be used. -->
<!-- The value of a property is accessed via ${} -->
<property name="src.dir" location="src" />
<property name="build.dir" location="bin" />
<property name="dist.dir" location="dist" />
<property name="docs.dir" location="docs" />
<property name="lib.dir" location="lib" />
<!-- Variables used for JUnit testing -->
<property name="test.dir" location="test" />
<property name="test.report.dir" location="testreport" />
<!-- Deletes the existing build, docs and dist directory -->
<target name="clean">
<delete dir="${build.dir}" />
<delete dir="${docs.dir}" />
<delete dir="${dist.dir}" />
<delete dir="${test.report.dir}" />
</target>
<!-- Creates the build, docs and dist directory -->
<target name="makedir">
<mkdir dir="${build.dir}" />
<mkdir dir="${docs.dir}" />
<mkdir dir="${dist.dir}" />
<mkdir dir="${test.report.dir}" />
</target>
<!-- Create a classpath container which can be later used in the ant task -->
<path id="build.classpath">
<fileset dir="${lib.dir}">
<include name="**/*.jar" />
</fileset>
</path>
<!-- Compiles the java code (including the usage of library for JUnit -->
<target name="compile" depends="clean, makedir">
<javac srcdir="${src.dir}" destdir="${build.dir}">
<classpath refid="junit.class.path" />
</javac>
</target>
<!-- Creates Javadoc -->
<target name="docs" depends="compile">
<javadoc packagenames="src" sourcepath="${src.dir}" destdir="${docs.dir}">
<!-- Define which files / directory should get included, we include all -->
<fileset dir="${src.dir}">
<include name="**" />
</fileset>
</javadoc>
</target>
<!-- Define the classpath which includes the junit.jar and the classes after compiling -->
<path id="junit.class.path">
<pathelement location="lib/junit-4.11.jar" />
<pathelement location="${build.dir}" />
</path>
<!-- Run the JUnit Tests -->
<!-- Output is XML, could also be plain -->
<target name="junit" depends="compile">
<junit printsummary="on" fork="true" haltonfailure="yes">
<classpath refid="junit.class.path" />
<formatter type="xml" />
<batchtest todir="${test.report.dir}">
<fileset dir="${src.dir}">
<include name="**/*Test*.java" />
</fileset>
</batchtest>
</junit>
</target>
<!-- Creates the deployable jar file -->
<target name="jar" depends="compile">
<jar destfile="${dist.dir}\MyApp.jar" basedir="${build.dir}">
<manifest>
<attribute name="Main-Class" value="MyApp.Main" />
</manifest>
</jar>
</target>
<target name="main" depends="compile, docs, junit, jar">
<description>Main target</description>
</target>
</project>
的内容如下：
build.xml我一直在关注Apache Ant tutorial，其中包含JUnit .jar的示例，但无论我将JUnit build.xml:64: The <classpath> or <modulepath> for <junit> must include junit.jar if not in Ant's own classpath
at org.apache.tools.ant.taskdefs.optional.junit.JUnitTask.createMirror(JUnitTask.java:785)
at org.apache.tools.ant.taskdefs.optional.junit.JUnitTask.setupJUnitDelegate(JUnitTask.java:832)
at org.apache.tools.ant.taskdefs.optional.junit.JUnitTask.execute(JUnitTask.java:845)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:292)
at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:346)
at org.apache.tools.ant.Target.execute(Target.java:448)
at org.apache.tools.ant.Target.performTasks(Target.java:469)
at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1399)
at org.apache.tools.ant.Project.executeTarget(Project.java:1370)
at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
at org.apache.tools.ant.Project.executeTargets(Project.java:1260)
at org.apache.tools.ant.Main.runBuild(Main.java:849)
at org.apache.tools.ant.Main.startAnt(Main.java:228)
at org.apache.tools.ant.launch.Launcher.run(Launcher.java:283)
at org.apache.tools.ant.launch.Launcher.main(Launcher.java:101)
Caused by: java.lang.ClassNotFoundException: junit.framework.Test
at org.apache.tools.ant.AntClassLoader.findClassInComponents(AntClassLoader.java:1385)
at org.apache.tools.ant.AntClassLoader.findClass(AntClassLoader.java:1334)
at org.apache.tools.ant.AntClassLoader.loadClass(AntClassLoader.java:1089)
at org.apache.tools.ant.util.SplitClassLoader.loadClass(SplitClassLoader.java:62)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at org.apache.tools.ant.taskdefs.optional.junit.JUnitTask.createMirror(JUnitTask.java:780)
... 18 more
Total time: 1 second
文件放在何处，我仍会收到相同的错误。
此外，我发现了多个SO答案，表明我的build.xml存在问题，例如here和here。
完整的详细错误消息是：
{{1}}