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Posted to issues@commons.apache.org by "Craig Skinfill (JIRA)" <ji...@apache.org> on 2012/07/11 21:48:33 UTC

[jira] [Created] (VFS-427) NPE on HttpFileObject.getContent().getContentInfo()

Craig Skinfill created VFS-427:
----------------------------------

             Summary: NPE on HttpFileObject.getContent().getContentInfo()
                 Key: VFS-427
                 URL: https://issues.apache.org/jira/browse/VFS-427
             Project: Commons VFS
          Issue Type: Bug
            Reporter: Craig Skinfill


It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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[jira] [Updated] (VFS-427) [HTTP] NPE on HttpFileObject.getContent().getContentInfo()

Posted by "Gary D. Gregory (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/VFS-427?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gary D. Gregory updated VFS-427:
--------------------------------

    Summary: [HTTP] NPE on HttpFileObject.getContent().getContentInfo()  (was: NPE on HttpFileObject.getContent().getContentInfo())
    
> [HTTP] NPE on HttpFileObject.getContent().getContentInfo()
> ----------------------------------------------------------
>
>                 Key: VFS-427
>                 URL: https://issues.apache.org/jira/browse/VFS-427
>             Project: Commons VFS
>          Issue Type: Bug
>            Reporter: Craig Skinfill
>
> It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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[jira] [Commented] (VFS-427) NPE on HttpFileObject.getContent().getContentInfo()

Posted by "Gary D. Gregory (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/VFS-427?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13415397#comment-13415397 ] 

Gary D. Gregory commented on VFS-427:
-------------------------------------

Ok, I can reproduce, will fix today or tomorrow...
                
> NPE on HttpFileObject.getContent().getContentInfo()
> ---------------------------------------------------
>
>                 Key: VFS-427
>                 URL: https://issues.apache.org/jira/browse/VFS-427
>             Project: Commons VFS
>          Issue Type: Bug
>            Reporter: Craig Skinfill
>
> It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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[jira] [Commented] (VFS-427) NPE on HttpFileObject.getContent().getContentInfo()

Posted by "Gary D. Gregory (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/VFS-427?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13412472#comment-13412472 ] 

Gary D. Gregory commented on VFS-427:
-------------------------------------

1) You did not reply to which version of VFS you are using.

2) Can you dupliicate this with trunk?

I added another test in trunk: org.apache.commons.vfs2.provider.http.test.HttpProviderTestCase.testGetContentInfo()

I can see where the code might cause an NPE, but I'd like to have a test case in trunk that breaks before I change any code.

                
> NPE on HttpFileObject.getContent().getContentInfo()
> ---------------------------------------------------
>
>                 Key: VFS-427
>                 URL: https://issues.apache.org/jira/browse/VFS-427
>             Project: Commons VFS
>          Issue Type: Bug
>            Reporter: Craig Skinfill
>
> It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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[jira] [Commented] (VFS-427) NPE on HttpFileObject.getContent().getContentInfo()

Posted by "Craig Skinfill (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/VFS-427?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13412494#comment-13412494 ] 

Craig Skinfill commented on VFS-427:
------------------------------------

1) I'm using version 2.0 from maven repo.

2) I haven't tried against trunk.  I'll try tomorrow.
                
> NPE on HttpFileObject.getContent().getContentInfo()
> ---------------------------------------------------
>
>                 Key: VFS-427
>                 URL: https://issues.apache.org/jira/browse/VFS-427
>             Project: Commons VFS
>          Issue Type: Bug
>            Reporter: Craig Skinfill
>
> It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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[jira] [Commented] (VFS-427) NPE on HttpFileObject.getContent().getContentInfo()

Posted by "Gary D. Gregory (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/VFS-427?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13411999#comment-13411999 ] 

Gary D. Gregory commented on VFS-427:
-------------------------------------

What version are you using?

Please get the latest from trunk and see:

org.apache.commons.vfs2.test.ProviderReadTests.testContentInfo()

Can you reproduce your problems there? Or provide reproducible test case in code?

Thank you,
Gary

                
> NPE on HttpFileObject.getContent().getContentInfo()
> ---------------------------------------------------
>
>                 Key: VFS-427
>                 URL: https://issues.apache.org/jira/browse/VFS-427
>             Project: Commons VFS
>          Issue Type: Bug
>            Reporter: Craig Skinfill
>
> It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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[jira] [Commented] (VFS-427) NPE on HttpFileObject.getContent().getContentInfo()

Posted by "Craig Skinfill (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/VFS-427?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13415374#comment-13415374 ] 

Craig Skinfill commented on VFS-427:
------------------------------------

I tried it against trunk, and it still threw the exception if i don't call fo.getType() first.
                
> NPE on HttpFileObject.getContent().getContentInfo()
> ---------------------------------------------------
>
>                 Key: VFS-427
>                 URL: https://issues.apache.org/jira/browse/VFS-427
>             Project: Commons VFS
>          Issue Type: Bug
>            Reporter: Craig Skinfill
>
> It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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[jira] [Commented] (VFS-427) NPE on HttpFileObject.getContent().getContentInfo()

Posted by "Gary D. Gregory (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/VFS-427?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13415366#comment-13415366 ] 

Gary D. Gregory commented on VFS-427:
-------------------------------------

Any more info?
                
> NPE on HttpFileObject.getContent().getContentInfo()
> ---------------------------------------------------
>
>                 Key: VFS-427
>                 URL: https://issues.apache.org/jira/browse/VFS-427
>             Project: Commons VFS
>          Issue Type: Bug
>            Reporter: Craig Skinfill
>
> It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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[jira] [Commented] (VFS-427) NPE on HttpFileObject.getContent().getContentInfo()

Posted by "Craig Skinfill (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/VFS-427?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13412015#comment-13412015 ] 

Craig Skinfill commented on VFS-427:
------------------------------------

Here's what I'm seeing


FileSystemManager fsManager = VFS.getManager();
FileObject fo = fsManager.resolveFile("http://www.google.com/images/logos/ps_logo2.png");
FileContent content = fo.getContent();
content.getContentInfo();
			
java.lang.NullPointerException
	at org.apache.commons.vfs2.provider.http.HttpFileContentInfoFactory.create(HttpFileContentInfoFactory.java:43)
	at org.apache.commons.vfs2.provider.DefaultFileContent.getContentInfo(DefaultFileContent.java:731)
	

However, it appears to work fine if I put
FileObject fo = fsManager.resolveFile(uri2use);
fo.getType();
FileContent content = fo.getContent();
content.getContentInfo();

or if I do
FileObject fo = fsManager.resolveFile(uri2use);
FileContent content = fo.getContent();
content.getSize();
content.getContentInfo();

In those two cases it works properly (no NPE).  Looks like the headMethod in the HttpFileObject needs to be initialized earlier?
                
> NPE on HttpFileObject.getContent().getContentInfo()
> ---------------------------------------------------
>
>                 Key: VFS-427
>                 URL: https://issues.apache.org/jira/browse/VFS-427
>             Project: Commons VFS
>          Issue Type: Bug
>            Reporter: Craig Skinfill
>
> It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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[jira] [Resolved] (VFS-427) [HTTP] NPE on HttpFileObject.getContent().getContentInfo()

Posted by "Gary D. Gregory (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/VFS-427?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gary D. Gregory resolved VFS-427.
---------------------------------

       Resolution: Fixed
    Fix Version/s: 2.1

commit -m "[VFS-427][HTTP] NPE on HttpFileObject.getContent().getContentInfo()." (7 paths specified)
    Sending        C:/svn/org/apache/commons/trunks-proper/vfs/core/src/main/java/org/apache/commons/vfs2/provider/http/HttpFileContentInfoFactory.java
    Sending        C:/svn/org/apache/commons/trunks-proper/vfs/core/src/main/java/org/apache/commons/vfs2/provider/http/HttpFileObject.java
    Adding         C:/svn/org/apache/commons/trunks-proper/vfs/core/src/test/java/org/apache/commons/vfs2/provider/http/test/GetContentInfoFunctionalTest.java
    Adding         C:/svn/org/apache/commons/trunks-proper/vfs/core/src/test/java/org/apache/commons/vfs2/provider/https
    Adding         C:/svn/org/apache/commons/trunks-proper/vfs/core/src/test/java/org/apache/commons/vfs2/provider/https/test
    Adding         C:/svn/org/apache/commons/trunks-proper/vfs/core/src/test/java/org/apache/commons/vfs2/provider/https/test/GetContentInfoFunctionalTest.java
    Sending        C:/svn/org/apache/commons/trunks-proper/vfs/src/changes/changes.xml
    Transmitting file data ...
    Committed revision 1362235.
                
> [HTTP] NPE on HttpFileObject.getContent().getContentInfo()
> ----------------------------------------------------------
>
>                 Key: VFS-427
>                 URL: https://issues.apache.org/jira/browse/VFS-427
>             Project: Commons VFS
>          Issue Type: Bug
>            Reporter: Craig Skinfill
>             Fix For: 2.1
>
>
> It looks like the "head" httpMethod is getting set to null, but is used in the getContentInfo() call.

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