稍后我通过“dist 文件夹”中的 .jar 运行 javaFX 应用程序时遇到了问题,我通过 NetBeans 清理并构建了项目。
C:\NetBeansProjects\Gestore\dist>java -jar
Gestore.jar
log4j:ERROR Could not read configuration file [conf\log4j.properties].
java.io.FileNotFoundException: conf\log4j.properties (Impossibile trovare il per
corso specificato)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.<init>(Unknown Source)
at java.io.FileInputStream.<init>(Unknown Source)
at org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurato
r.java:372)
at org.apache.log4j.PropertyConfigurator.configure(PropertyConfigurator.
java:403)
at gestore.Gestore.<init>(Gestore.java:97)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Sou
rce)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherIm
pl.java:276)
at com.sun.javafx.application.LauncherImpl.access$000(LauncherImpl.java:
47)
at com.sun.javafx.application.LauncherImpl$1.run(LauncherImpl.java:115)
at java.lang.Thread.run(Unknown Source)
log4j:ERROR Ignoring configuration file [conf\log4j.properties].
log4j:WARN No appenders could be found for logger (gestore.Utility).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more in
fo.
Exception in Application start method
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.javafx.main.Main.launchApp(Main.java:642)
at com.javafx.main.Main.main(Main.java:805)
Caused by: java.lang.RuntimeException: Exception in Application start method
at com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherIm
pl.java:403)
at com.sun.javafx.application.LauncherImpl.access$000(LauncherImpl.java:
47)
at com.sun.javafx.application.LauncherImpl$1.run(LauncherImpl.java:115)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.SecurityException: class "javafx.scene.control.Dialogs"'s s
igner information does not match signer information of other classes in the same
package
at java.lang.ClassLoader.checkCerts(Unknown Source)
at java.lang.ClassLoader.preDefineClass(Unknown Source)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$100(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at gestore.Gestore.loadEserciziFromDB(Gestore.java:407)
at gestore.Gestore.start(Gestore.java:178)
at com.sun.javafx.application.LauncherImpl$5.run(LauncherImpl.java:319)
at com.sun.javafx.application.PlatformImpl$5.run(PlatformImpl.java:215)
at com.sun.javafx.application.PlatformImpl$4$1.run(PlatformImpl.java:179
)
at com.sun.javafx.application.PlatformImpl$4$1.run(PlatformImpl.java:176
)
at java.security.AccessController.doPrivileged(Native Method)
at com.sun.javafx.application.PlatformImpl$4.run(PlatformImpl.java:176)
at com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
at com.sun.glass.ui.win.WinApplication.access$100(WinApplication.java:29
)
at com.sun.glass.ui.win.WinApplication$3$1.run(WinApplication.java:73)
... 1 more
但是,如果我从 netBeans 运行项目,一切都会完美运行。如果我尝试(稍后在 NetBeans 中运行)从 dist 文件夹启动应用程序,一切都会完美运行。实际上
C:\NetBeansProjects\Gestore\dist>java -jar
Gestore.jar
log4j:ERROR Could not read configuration file [conf\log4j.properties].
java.io.FileNotFoundException: conf\log4j.properties (Impossibile trovare il per
corso specificato)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.<init>(Unknown Source)
at java.io.FileInputStream.<init>(Unknown Source)
at org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurato
r.java:372)
at org.apache.log4j.PropertyConfigurator.configure(PropertyConfigurator.
java:403)
at gestore.Gestore.<init>(Gestore.java:97)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Sou
rce)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherIm
pl.java:276)
at com.sun.javafx.application.LauncherImpl.access$000(LauncherImpl.java:
47)
at com.sun.javafx.application.LauncherImpl$1.run(LauncherImpl.java:115)
at java.lang.Thread.run(Unknown Source)
log4j:ERROR Ignoring configuration file [conf\log4j.properties].
log4j:WARN No appenders could be found for logger (gestore.Utility).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more in
fo.
所以我认为这个问题是由 Java.Lang.SecurityException 引起的(是的,我知道 log4j 属性有问题),也许这里有https://github.com/marcojakob/javafx-ui-sandbox/issues/5一个解决方案,但为什么?