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[model obfuscator] error while saving obfuscated model [message #1632973]

Tue, 24 February 2015 15:51

Stephane Bouchet

Messages: 280
Registered: July 2009

Senior Member

Hi,

i'm trying the model obfuscator on some examples and get this error[1].

i'm using eclipse 3.8.2, emf 2.9 .

thanks !

[1]
eclipse.buildId=201412121920
java.version=1.7.0_40
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
Command-line arguments: -os win32 -ws win32 -arch x86_64

Error
Tue Feb 24 16:47:21 CET 2015
Unhandled event loop exception

java.lang.NoClassDefFoundError: com/google/common/io/BaseEncoding
at org.eclipse.viatra.modelobfuscator.util.StringObfuscator.obfuscateData(StringObfuscator.java:44)
at org.eclipse.viatra.modelobfuscator.emf.simple.SimpleEMFModelObfuscator.modifyData(SimpleEMFModelObfuscator.java:172)
at org.eclipse.viatra.modelobfuscator.emf.simple.SimpleEMFModelObfuscator$2$1$2.apply(SimpleEMFModelObfuscator.java:148)
at org.eclipse.viatra.modelobfuscator.emf.simple.SimpleEMFModelObfuscator$2$1$2.apply(SimpleEMFModelObfuscator.java:1)
at org.eclipse.xtext.xbase.lib.IterableExtensions.forEach(IterableExtensions.java:399)
at org.eclipse.viatra.modelobfuscator.emf.simple.SimpleEMFModelObfuscator$2$1.apply(SimpleEMFModelObfuscator.java:153)
at org.eclipse.viatra.modelobfuscator.emf.simple.SimpleEMFModelObfuscator$2$1.apply(SimpleEMFModelObfuscator.java:1)
at org.eclipse.xtext.xbase.lib.IteratorExtensions.forEach(IteratorExtensions.java:354)
at org.eclipse.viatra.modelobfuscator.emf.simple.SimpleEMFModelObfuscator$2.apply(SimpleEMFModelObfuscator.java:156)
at org.eclipse.viatra.modelobfuscator.emf.simple.SimpleEMFModelObfuscator$2.apply(SimpleEMFModelObfuscator.java:1)
at org.eclipse.xtext.xbase.lib.IterableExtensions.forEach(IterableExtensions.java:399)
at org.eclipse.viatra.modelobfuscator.emf.simple.SimpleEMFModelObfuscator.modifyModel(SimpleEMFModelObfuscator.java:159)
at org.eclipse.viatra.modelobfuscator.emf.simple.SimpleEMFModelObfuscator.obfuscate(SimpleEMFModelObfuscator.java:62)
at org.eclipse.viatra.modelobfuscator.ui.handlers.EMFModelObfuscatorHandler$2.execute(EMFModelObfuscatorHandler.java:91)
at org.eclipse.emf.common.command.BasicCommandStack.execute(BasicCommandStack.java:78)
at org.eclipse.viatra.modelobfuscator.ui.handlers.EMFModelObfuscatorHandler.execute(EMFModelObfuscatorHandler.java:100)
at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:290)
at org.eclipse.core.commands.Command.executeWithChecks(Command.java:499)
at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)
at org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerService.java:169)
at org.eclipse.ui.internal.handlers.SlaveHandlerService.executeCommand(SlaveHandlerService.java:241)
at org.eclipse.ui.internal.handlers.SlaveHandlerService.executeCommand(SlaveHandlerService.java:241)
at org.eclipse.ui.menus.CommandContributionItem.handleWidgetSelection(CommandContributionItem.java:829)
at org.eclipse.ui.menus.CommandContributionItem.access$19(CommandContributionItem.java:815)
at org.eclipse.ui.menus.CommandContributionItem$5.handleEvent(CommandContributionItem.java:805)
at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1053)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4169)
at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3758)
at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2701)
at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2665)
at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2499)
at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:679)
at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:668)
at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
at Application.start(Application.java:70)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:353)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:180)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:629)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:584)
at org.eclipse.equinox.launcher.Main.run(Main.java:1438)
Caused by: java.lang.ClassNotFoundException: com.google.common.io.BaseEncoding
at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:501)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:421)
at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:412)
at org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:107)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 50 more

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Re: [model obfuscator] error while saving obfuscated model [message #1634288 is a reply to message #1632973]

Wed, 25 February 2015 07:34

Abel Hegedus

Messages: 197
Registered: September 2015

Senior Member

Hi,

can you check if you have Google Guava as a plug-in in the Help -> Installation Details -> Plug-ins window? If you have, what version is it?

If you don't have, install for example the Xtend SDK, that should include it.

Did you install from the update site or run from source?

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