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Posted to issues@commons.apache.org by "Gary Gregory (JIRA)" <ji...@apache.org> on 2019/01/24 23:06:00 UTC

[jira] [Closed] (VFS-625) FileObject method moveTo throws NullPointerException on ram

     [ https://issues.apache.org/jira/browse/VFS-625?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gary Gregory closed VFS-625.
----------------------------
    Resolution: Cannot Reproduce

See new test {{org.apache.commons.vfs2.provider.ram.test.CustomRamProviderTest.testMoveFile()}}.

> FileObject method moveTo throws NullPointerException on ram 
> ------------------------------------------------------------
>
>                 Key: VFS-625
>                 URL: https://issues.apache.org/jira/browse/VFS-625
>             Project: Commons VFS
>          Issue Type: Bug
>    Affects Versions: 2.1
>         Environment: Windows 10, Intellij IDEA 2016.6.2.5
>            Reporter: Michele Scarpenti
>            Priority: Blocker
>
> My simple code:
> {code:title=SimpleMethod.java|borderStyle=solid}
>     private void moveFile(String source, String dest) throws FileSystemException {
>         FileObject fileSource = fsManager.resolveFile("ram://virtual/" + source);
>         FileObject fileDest = fsManager.resolveFile("ram://virtual/" + dest);
>         if (fileSource.canRenameTo(fileDest))
>             fileSource.moveTo(fileDest);
>     }
> {code}
> fileSource exist and canRenameTo return true, destination does'nt exist, and parenth folder doesn't exist too, when i try to "moveTo" it throws NullPointerException:
> {quote}
> java.lang.NullPointerException
> 	at org.apache.commons.vfs2.provider.ram.RamFileSystem.save(RamFileSystem.java:172)
> 	at org.apache.commons.vfs2.provider.ram.RamFileSystem.rename(RamFileSystem.java:204)
> 	at org.apache.commons.vfs2.provider.ram.RamFileObject.doRename(RamFileObject.java:188)
> 	at org.apache.commons.vfs2.provider.AbstractFileObject.moveTo(AbstractFileObject.java:1887)
> 	at biz.iconsulting.lago.working.wrappers.IrionInputFileHandler.moveFile(IrionInputFileHandler.java:149)
> 	at biz.iconsulting.lago.working.wrappers.IrionInputFileHandler.moveFilesToWorkingFolder(IrionInputFileHandler.java:110)
> 	at biz.iconsulting.lago.working.tests.wrappers.IrionInputFileHandlerTest.irionFileMoveTest(IrionInputFileHandlerTest.java:67)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.lang.reflect.Method.invoke(Method.java:497)
> 	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
> 	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> 	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
> 	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> 	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
> 	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
> 	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
> 	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
> 	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
> 	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
> 	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
> 	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
> 	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
> 	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
> 	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
> 	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:117)
> 	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:42)
> 	at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:262)
> 	at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:84)
> {quote}
> News:
> If I create the dest parent folder, the Exception is not thrown.



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