Java：使用ant脚本构建后程序崩溃

Question

我喜欢将我的javafx应用程序构建到jar中。我使用以下ant脚本，它主要是从fxbuild生成的。我可以构建jar，但程序立即崩溃。它找不到我的一个库（见下文）。有人知道，为什么不包括罐子？

<?xml version="1.0" encoding="UTF-8"?>
<project name="App" default="do-deploy" basedir="."  xmlns:fx="javafx:com.sun.javafx.tools.ant">
<target name="init-fx-tasks">
    <path id="fxant">
        <filelist>
            <file name="${java.home}\..\lib\ant-javafx.jar"/>
            <file name="${java.home}\lib\jfxrt.jar"/>
        </filelist>
    </path>
    <taskdef resource="com/sun/javafx/tools/ant/antlib.xml"      
        uri="javafx:com.sun.javafx.tools.ant"
        classpathref="fxant"/>
</target>
<target name="setup-staging-area">
    <delete dir="externalLibs" />
    <delete dir="project" />
    <delete dir="projectRefs" />

    <mkdir dir="externalLibs" />

    <copy todir="externalLibs">
        <fileset dir="/path/to/repository/App/lib">
            <filename name="controlsfx-8.20.8.jar"/>    
        </fileset>
    </copy>
    <copy todir="externalLibs">
        <fileset dir="/path/to/repository/App/lib">
            <filename name="org.eclipse.jgit-3.5.1.201410131835-r.jar"/>    
        </fileset>
    </copy>
    <copy todir="externalLibs">
        <fileset dir="/path/to/repository/App/lib">
            <filename name="openjfx-dialogs-1.0.2.jar"/>    
        </fileset>
    </copy>
    <copy todir="externalLibs">
        <fileset dir="/path/to/repository/App/lib">
            <filename name="jsch-0.1.51.jar"/>  
        </fileset>
    </copy>

    <mkdir dir="project" />
    <copy todir="project">
        <fileset dir="/path/to/repository/App">
            <include name="src/**" />
        </fileset>
    </copy>

    <mkdir dir="projectRefs" />
</target>
<target name='do-compile'>
    <delete dir="build" />
    <mkdir dir="build/src" />
    <mkdir dir="build/libs" />
    <mkdir dir="build/classes" />

    <!-- Copy project-libs references -->
    <copy todir="build/libs">
        <fileset dir="externalLibs">
            <include name="org.eclipse.jgit-3.5.1.201410131835-r.jar"/>
            <include name="controlsfx-8.20.8.jar"/>
            <include name="openjfx-dialogs-1.0.2.jar"/>
            <include name="jsch-0.1.51.jar"/>
        </fileset>
    </copy>
    <!-- Copy project references -->
    <!-- Copy project sources itself -->
    <copy todir="build/src">
        <fileset dir="project/src">
            <include name="**/*"/>
        </fileset>
    </copy>
    <javac includeantruntime="false" source="1.8" target="1.8" srcdir="build/src" destdir="build/classes" encoding="UTF-8">
        <classpath>
            <fileset dir="build/libs">
                <include name="*"/>
            </fileset>
        </classpath>
    </javac>

    <!-- Copy over none Java-Files -->
    <copy todir="build/classes">
    <fileset dir="project/src">
        <exclude name="**/*.java"/>
    </fileset>
    </copy>
</target>
<target name="do-deploy" depends="setup-staging-area, do-compile, init-fx-tasks">
    <delete file="dist"/>
    <delete file="deploy" />
    <mkdir dir="dist" />
    <mkdir dir="dist/libs" />
    <copy todir="dist/libs">
        <fileset dir="externalLibs">
            <include name="*" />
        </fileset>
    </copy>
    <fx:resources id="appRes">
        <fx:fileset dir="dist" includes="App.jar"/>
        <fx:fileset dir="dist" includes="libs/*"/>
    </fx:resources> 
    <fx:application id="fxApplication"
        name="App"
        mainClass="com.company.app.Main"
        toolkit="fx"
    />
    <mkdir dir="build/classes/META-INF" />
    <fx:jar destfile="dist/App.jar">
        <fx:application refid="fxApplication"/>
        <fileset dir="build/classes">
        </fileset>
        <fx:resources refid="appRes"/>
        <manifest>
            <attribute name="Implementation-Vendor" value="Company"/>
            <attribute name="Implementation-Title" value="App"/>
            <attribute name="Implementation-Version" value="2.0"/>
            <attribute name="JavaFX-Feature-Proxy" value="None"/>
        </manifest>
    </fx:jar>
    <mkdir dir="deploy" />
    <fx:deploy
        embedJNLP="false"
        extension="false"
        includeDT="false"
        offlineAllowed="true"
        outdir="${basedir}/deploy"
        outfile="App" nativeBundles="all"
        updatemode="background" >

        <fx:info title="App" vendor="Company"/>
        <fx:application refId="fxApplication"/>
        <fx:resources refid="appRes"/>
    </fx:deploy>
</target>

Caused by: java.lang.ClassNotFoundException: org.eclipse.jgit.api.errors.GitAPIException
at java.net.URLClassLoader$1.run(URLClassLoader.java:372)
at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:360)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 25 more