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Date: Thu, 5 Aug 2010 21:37:22 -0400 (EDT)
From: =?UTF-8?Q?Jean-Baptiste_Onofr=C3=A9_=28JIRA=29?= <jira@apache.org>
To: dev@servicemix.apache.org
Subject: [jira] Assigned: (SMX4-571) servicemix-vfs NullPointerException
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     [ https://issues.apache.org/activemq/browse/SMX4-571?page=3Dcom.atlass=
ian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jean-Baptiste Onofr=C3=A9 reassigned SMX4-571:
-----------------------------------------

    Assignee: Jean-Baptiste Onofr=C3=A9

> servicemix-vfs NullPointerException
> -----------------------------------
>
>                 Key: SMX4-571
>                 URL: https://issues.apache.org/activemq/browse/SMX4-571
>             Project: ServiceMix 4
>          Issue Type: Bug
>          Components: Bundles
>    Affects Versions: 4.2.0
>         Environment: apache-servicemix-4.2.0-fuse-02-00
> Win7 64
> java version "1.6.0_21"
> Java(TM) SE Runtime Environment (build 1.6.0_21-b06)
> Java HotSpot(TM) 64-Bit Server VM (build 17.0-b16, mixed mode)
>            Reporter: Andrey Viktorov
>            Assignee: Jean-Baptiste Onofr=C3=A9
>
> servicemix-vfs fails with NullPointerException when sending.
> {noformat:title=3Dservicemix.log|borderStyle=3Dsolid}
> 23:33:02,649 | ERROR | ix-vfs-thread-53 | VFSComponent                   =
  | icemix.common.AsyncBaseLifeCycle  470 | Error processing exchange org.a=
pache.servicemix.jbi.runtime.impl.InOnlyImpl@6687ec13
> java.lang.NullPointerException
> =09at org.apache.servicemix.vfs.VFSSendingEndpoint.processInOnly(VFSSendi=
ngEndpoint.java:114)
> =09at org.apache.servicemix.common.endpoints.ProviderEndpoint.process(Pro=
viderEndpoint.java:102)
> =09at org.apache.servicemix.common.AsyncBaseLifeCycle.doProcess(AsyncBase=
LifeCycle.java:617)
> =09at org.apache.servicemix.common.AsyncBaseLifeCycle.processExchange(Asy=
ncBaseLifeCycle.java:571)
> =09at org.apache.servicemix.common.AsyncBaseLifeCycle.processExchangeInTx=
(AsyncBaseLifeCycle.java:468)
> =09at org.apache.servicemix.common.AsyncBaseLifeCycle$2.run(AsyncBaseLife=
Cycle.java:347)
> =09at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolEx=
ecutor.java:886)
> =09at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecut=
or.java:908)
> =09at java.lang.Thread.run(Thread.java:619)
> {noformat}=20
> To avoid this exception it would be better to check for null value tmpNam=
e variable=20
> {code:title=3Dorg.apache.servicemix.vfs.VFSSendingEndpoint.java|borderSty=
le=3Dsolid}
> if (name !=3D null && tmpName !=3D null && !name.equals(tmpName)) {
>     if (!tmpFile.canRenameTo(newFile)) {
>         throw new IOException("File " + tmpName + " could not be renamed =
to " + name);
>     } else {
>         tmpFile.moveTo(newFile);
>     }
> }
> {code}
> As discussed here http://servicemix.396122.n5.nabble.com/Exception-when-u=
sing-vsf-poller-with-sftp-ServiceMix-4-2-td417225.html#a417225
> it would be nice to add root exception information along with IOException=
.
> {code:title=3Dorg.apache.servicemix.vfs.FileObjectResolver.java|borderSty=
le=3Dsolid}
>     catch (FileSystemException e) {
>         throw new IOException("Failed to create folder: " + e, e);
>     }
> }
> catch (FileSystemException e) {
>     throw new IOException("Failed to initialize file system manager: " + =
e, e);
> }
> {code}
> Otherwise it is hard to track exceptions like this:
> {noformat}
> java.io.IOException: Failed to initialize file system manager: org.apache=
.commons.vfs.FileSystemException: Could not connect to SFTP server at "sftp=
://sab:sab@192.168.1.158/".
> =09at org.apache.servicemix.vfs.FileObjectResolver.resolveToFileObject(Fi=
leObjectResolver.java:74)
> =09at org.apache.servicemix.vfs.VFSPollingEndpoint.poll(VFSPollingEndpoin=
t.java:229)
> =09at org.apache.servicemix.common.endpoints.PollingEndpoint$PollSchedule=
rTask$1.run(PollingEndpoint.java:202)
> =09at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolEx=
ecutor.java:886)
> =09at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecut=
or.java:908)
> =09at java.lang.Thread.run(Thread.java:619)
> Caused by: org.apache.commons.vfs.FileSystemException: Could not connect =
to SFTP server at "sftp://sab:sab@192.168.1.158/".
> =09at org.apache.commons.vfs.provider.sftp.SftpFileProvider.doCreateFileS=
ystem(SftpFileProvider.java:99)
> =09at org.apache.commons.vfs.provider.AbstractOriginatingFileProvider.fin=
dFile(AbstractOriginatingFileProvider.java:81)
> =09at org.apache.commons.vfs.provider.AbstractOriginatingFileProvider.fin=
dFile(AbstractOriginatingFileProvider.java:62)
> =09at org.apache.commons.vfs.impl.DefaultFileSystemManager.resolveFile(De=
faultFileSystemManager.java:641)
> =09at org.apache.commons.vfs.impl.DefaultFileSystemManager.resolveFile(De=
faultFileSystemManager.java:602)
> =09at org.apache.commons.vfs.impl.DefaultFileSystemManager.resolveFile(De=
faultFileSystemManager.java:570)
> =09at org.apache.servicemix.vfs.FileObjectResolver.resolveToFileObject(Fi=
leObjectResolver.java:55)
> =09... 5 more
> Caused by: org.apache.commons.vfs.FileSystemException: Could not connect =
to SFTP server at "192.168.1.158".
> =09at org.apache.commons.vfs.provider.sftp.SftpClientFactory.createConnec=
tion(SftpClientFactory.java:214)
> =09at org.apache.commons.vfs.provider.sftp.SftpFileProvider.doCreateFileS=
ystem(SftpFileProvider.java:90)
> =09... 11 more
> Caused by: com.jcraft.jsch.JSchException: UnknownHostKey: 192.168.1.158. =
RSA key fingerprint is 59:8f:eb:89:ef:ce:b2:8f:4d:ed:79:90:d1:1e:52:b4
> =09at com.jcraft.jsch.Session.checkHost(Session.java:712)
> =09at com.jcraft.jsch.Session.connect(Session.java:309)
> =09at com.jcraft.jsch.Session.connect(Session.java:145)
> =09at org.apache.commons.vfs.provider.sftp.SftpClientFactory.createConnec=
tion(SftpClientFactory.java:210)
> {noformat}
> {noformat}
> java.io.IOException: Failed to initialize file system manager: org.apache=
.commons.vfs.FileSystemException: Could not connect to SFTP server at "sftp=
://sab:sab@192.168.1.159/".
> =09at org.apache.servicemix.vfs.FileObjectResolver.resolveToFileObject(Fi=
leObjectResolver.java:74)
> =09at org.apache.servicemix.vfs.VFSPollingEndpoint.poll(VFSPollingEndpoin=
t.java:229)
> =09at org.apache.servicemix.common.endpoints.PollingEndpoint$PollSchedule=
rTask$1.run(PollingEndpoint.java:202)
> =09at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolEx=
ecutor.java:886)
> =09at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecut=
or.java:908)
> =09at java.lang.Thread.run(Thread.java:619)
> Caused by: org.apache.commons.vfs.FileSystemException: Could not connect =
to SFTP server at "sftp://sab:sab@192.168.1.159/".
> =09at org.apache.commons.vfs.provider.sftp.SftpFileProvider.doCreateFileS=
ystem(SftpFileProvider.java:99)
> =09at org.apache.commons.vfs.provider.AbstractOriginatingFileProvider.fin=
dFile(AbstractOriginatingFileProvider.java:81)
> =09at org.apache.commons.vfs.provider.AbstractOriginatingFileProvider.fin=
dFile(AbstractOriginatingFileProvider.java:62)
> =09at org.apache.commons.vfs.impl.DefaultFileSystemManager.resolveFile(De=
faultFileSystemManager.java:641)
> =09at org.apache.commons.vfs.impl.DefaultFileSystemManager.resolveFile(De=
faultFileSystemManager.java:602)
> =09at org.apache.commons.vfs.impl.DefaultFileSystemManager.resolveFile(De=
faultFileSystemManager.java:570)
> =09at org.apache.servicemix.vfs.FileObjectResolver.resolveToFileObject(Fi=
leObjectResolver.java:55)
> =09... 5 more
> Caused by: org.apache.commons.vfs.FileSystemException: Could not connect =
to SFTP server at "192.168.1.159".
> =09at org.apache.commons.vfs.provider.sftp.SftpClientFactory.createConnec=
tion(SftpClientFactory.java:214)
> =09at org.apache.commons.vfs.provider.sftp.SftpFileProvider.doCreateFileS=
ystem(SftpFileProvider.java:90)
> =09... 11 more
> Caused by: com.jcraft.jsch.JSchException: java.net.ConnectException: Conn=
ection timed out: connect
> =09at com.jcraft.jsch.Util.createSocket(Util.java:258)
> =09at com.jcraft.jsch.Session.connect(Session.java:186)
> =09at com.jcraft.jsch.Session.connect(Session.java:145)
> =09at org.apache.commons.vfs.provider.sftp.SftpClientFactory.createConnec=
tion(SftpClientFactory.java:210)
> =09... 12 more
> Caused by: java.net.ConnectException: Connection timed out: connect
> =09at java.net.PlainSocketImpl.socketConnect(Native Method)
> =09at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)
> =09at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)
> =09at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)
> =09at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)
> =09at java.net.Socket.connect(Socket.java:529)
> =09at java.net.Socket.connect(Socket.java:478)
> =09at java.net.Socket.<init>(Socket.java:375)
> =09at java.net.Socket.<init>(Socket.java:189)
> =09at com.jcraft.jsch.Util.createSocket(Util.java:252)
> =09... 15 more
> {noformat}

--=20
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