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我試圖從通過JWS啓動的jar獲取用戶主文件夾。將廣口簽名和我的JNLP有這樣從JWS簽署的jar獲取用戶主文件夾

<property name="homeFolder" value="@user.home" /> 

一個線,但我想,當:

System.getProperty("homeFolder"); 

我得到一個安全異常:

java.security.AccessControlException: access denied (java.util.PropertyPermission homeFolder read) 
    at java.security.AccessControlContext.checkPermission(AccessControlContext.java:374) 
    at java.security.AccessController.checkPermission(AccessController.java:546) 
    at java.lang.SecurityManager.checkPermission(SecurityManager.java:532) 
    at java.lang.SecurityManager.checkPropertyAccess(SecurityManager.java:1285) 
    at java.lang.System.getProperty(System.java:667) 
    at com.mimecast.searcher.jws.Main.main(Main.java:62) 
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) 
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 
    at java.lang.reflect.Method.invoke(Method.java:597) 
    at com.sun.javaws.Launcher.executeApplication(Launcher.java:1919) 
    at com.sun.javaws.Launcher.executeMainClass(Launcher.java:1852) 
    at com.sun.javaws.Launcher.doLaunchApp(Launcher.java:1614) 
    at com.sun.javaws.Launcher.run(Launcher.java:139) 
    at java.lang.Thread.run(Thread.java:680) 

有沒有得到任何方式JWS/JNLP啓動JAR的主文件夾?

回答

1

嘗試添加以下到您的JNLP文件

<security> 
    <all-permissions/> 
</security> 
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謝謝利亞姆。我會接受這個答案,因爲它解決了錯誤。我會打開一個新帖子,因爲我看不到價值。 – ldepablo