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从Web开始启动Runnable Jar

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从Web开始启动Runnable Jar,jar,java-web-start,jnlp,Jar,Java Web Start,Jnlp,这是我第一次尝试使用WebStart，我正在尝试启动我的runnable jar。当我点击链接启动jar时，我从我的网页上得到以下错误。有人能帮我吗？教程中的记事本示例在测试页面上的另一个链接（JNLP和jar也在同一个文件夹中）中运行良好。jar和jnlp肯定在同一个文件夹中，但是找不到jar。提前谢谢 文件夹结构： /MyApp /MyApp/MyApp.jnlp /MyApp/MyApp.jar JNLP文件： <?xml version="1.0" encoding="utf-8

这是我第一次尝试使用WebStart，我正在尝试启动我的runnable jar。当我点击链接启动jar时，我从我的网页上得到以下错误。有人能帮我吗？教程中的记事本示例在测试页面上的另一个链接（JNLP和jar也在同一个文件夹中）中运行良好。jar和jnlp肯定在同一个文件夹中，但是找不到jar。提前谢谢

文件夹结构：

/MyApp
/MyApp/MyApp.jnlp
/MyApp/MyApp.jar
JNLP文件：

<?xml version="1.0" encoding="utf-8"?>
<jnlp spec="1.0+" codebase="http://localhost/MyApp" href="MyApp.jnlp">
   <information>
      <title>MyApp Demo</title>
      <vendor>Company Name</vendor>
   </information>
   <resources>     
    <jar href="MyApp.jar"/>   
    <j2se version="1.5+" href="http://java.sun.com/products/autodl/j2se"/>
   </resources>
   <application-desc main-class="MyAppMain"> 
    <argument>arg1</argument> 
    <argument>arg2</argument> 
  </application-desc>
</jnlp>
包装异常：

com.sun.deploy.net.FailedDownloadException: Unable to load resource: http://localhost/MyApp/MyApp.jar
    at com.sun.deploy.net.DownloadEngine.actionDownload(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getCacheEntry(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getCacheEntry(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getResourceCacheEntry(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getResourceCacheEntry(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getResource(Unknown Source)
    at com.sun.javaws.LaunchDownload.downloadJarFiles(Unknown Source)
    at com.sun.javaws.LaunchDownload.downloadEagerorAll(Unknown Source)
    at com.sun.javaws.Launcher.downloadResources(Unknown Source)
    at com.sun.javaws.Launcher.prepareLaunchFile(Unknown Source)
    at com.sun.javaws.Launcher.prepareToLaunch(Unknown Source)
    at com.sun.javaws.Launcher.prepareToLaunch(Unknown Source)
    at com.sun.javaws.Launcher.launch(Unknown Source)
    at com.sun.javaws.Main.launchApp(Unknown Source)
    at com.sun.javaws.Main.continueInSecureThread(Unknown Source)
    at com.sun.javaws.Main$1.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)

java.io.FileNotFoundException: http://localhost/MyApp/MyApp.jar
    at sun.reflect.GeneratedConstructorAccessor2.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    at java.lang.reflect.Constructor.newInstance(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection$6.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.net.www.protocol.http.HttpURLConnection.getChainedException(Unknown Source)
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at com.sun.deploy.net.BasicHttpRequest.doRequest(Unknown Source)
    at com.sun.deploy.net.BasicHttpRequest.doRequest(Unknown Source)
    at com.sun.deploy.net.BasicHttpRequest.doGetRequest(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.actionDownload(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getCacheEntry(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getCacheEntry(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getResourceCacheEntry(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getResourceCacheEntry(Unknown Source)
    at com.sun.deploy.net.DownloadEngine.getResource(Unknown Source)
    at com.sun.javaws.LaunchDownload.downloadJarFiles(Unknown Source)
    at com.sun.javaws.LaunchDownload.downloadEagerorAll(Unknown Source)
    at com.sun.javaws.Launcher.downloadResources(Unknown Source)
    at com.sun.javaws.Launcher.prepareLaunchFile(Unknown Source)
    at com.sun.javaws.Launcher.prepareToLaunch(Unknown Source)
    at com.sun.javaws.Launcher.prepareToLaunch(Unknown Source)
    at com.sun.javaws.Launcher.launch(Unknown Source)
    at com.sun.javaws.Main.launchApp(Unknown Source)
    at com.sun.javaws.Main.continueInSecureThread(Unknown Source)
    at com.sun.javaws.Main$1.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)
Caused by: java.io.FileNotFoundException: http://localhost/MyApp/MyApp.jar
    at sun.net.www.protocol.http.HttpURLConnection.getInputStream(Unknown Source)
    at java.net.HttpURLConnection.getResponseCode(Unknown Source)
    ... 20 more
控制台：

Java Web Start 1.6.0_15
Using JRE version 1.6.0_15-b03 Java HotSpot(TM) Client VM
User home directory = C:\Documents and Settings\username
----------------------------------------------------
c:   clear console window
f:   finalize objects on finalization queue
g:   garbage collect
h:   display this help message
m:   print memory usage
o:   trigger logging
p:   reload proxy configuration
q:   hide console
r:   reload policy configuration
s:   dump system and deployment properties
t:   dump thread list
v:   dump thread stack
0-5: set trace level to <n>
----------------------------------------------------
#### Java Web Start Error:
#### Unable to load resource: http://localhost/MyApp/MyApp.jar

JavaWebStart 1.6.0\u 15
使用JRE版本1.6.0_15-b03 Java HotSpot（TM）客户端虚拟机
用户主目录=C:\Documents and Settings\username
----------------------------------------------------
c:清除控制台窗口
f：在终结队列上终结对象
g:垃圾收集
h:显示此帮助消息
m：打印内存使用情况
o：触发日志记录
p：重新加载代理配置
q：隐藏控制台
r:重新加载策略配置
s：转储系统和部署属性
t：转储线程列表
v：转储线程堆栈
0-5：将跟踪级别设置为
----------------------------------------------------
####Java Web启动错误：
####无法加载资源：http://localhost/MyApp/MyApp.jar
我找到了无法加载此文件的原因。这是一个权限错误。试图访问JAR文件的帐户没有windows权限。我从Eclipse创建了JAR并将其导出到我的桌面，然后将其复制到JNLP目录中。复制/粘贴后，没有更改JAR的这些权限