[jira] [Updated] (HADOOP-8895) TokenRenewer should be an interface, it is currently a fully abstract class

2012-10-09 Thread Karthik Kambatla (JIRA)

 [ 
https://issues.apache.org/jira/browse/HADOOP-8895?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Karthik Kambatla updated HADOOP-8895:
-

Resolution: Won't Fix
Status: Resolved  (was: Patch Available)

 TokenRenewer should be an interface, it is currently a fully abstract class
 ---

 Key: HADOOP-8895
 URL: https://issues.apache.org/jira/browse/HADOOP-8895
 Project: Hadoop Common
  Issue Type: Bug
Affects Versions: 2.0.1-alpha
Reporter: Karthik Kambatla
Assignee: Karthik Kambatla
Priority: Minor
 Attachments: HADOOP-8895.patch


 TokenRenewer is a fully abstract class. Making it an interface will allow 
 classes extending other classes to implement the interface.

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[jira] [Updated] (HADOOP-8895) TokenRenewer should be an interface, it is currently a fully abstract class

2012-10-08 Thread Karthik Kambatla (JIRA)

 [ 
https://issues.apache.org/jira/browse/HADOOP-8895?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Karthik Kambatla updated HADOOP-8895:
-

Attachment: HADOOP-8895.patch

Daryn,

Thanks for your input. 

Though it is not absolutely necessary for {{TokenRenewer}} to be an interface, 
I felt it would make things simpler when working on HDFS-4009.

For instance, if a {{WebHdfsFileSystem}} could implement {{TokenRenewer}}, we 
might not need  {{DelegationTokenRenewer.Renewable}}. Now that we are removing 
{{DelegationTokenRenewer}} completely - {{HADOOP-8891}} - it won't be 
immediately applicable. However, I was not sure why it should be an abstract 
class.

Do you think we should leave it as is? Is there an advantage of abstract class 
over interface?

I am uploading a patch with my proposed changes.

 TokenRenewer should be an interface, it is currently a fully abstract class
 ---

 Key: HADOOP-8895
 URL: https://issues.apache.org/jira/browse/HADOOP-8895
 Project: Hadoop Common
  Issue Type: Bug
Affects Versions: 2.0.1-alpha
Reporter: Karthik Kambatla
Assignee: Karthik Kambatla
Priority: Minor
 Attachments: HADOOP-8895.patch


 TokenRenewer is a fully abstract class. Making it an interface will allow 
 classes extending other classes to implement the interface.

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[jira] [Updated] (HADOOP-8895) TokenRenewer should be an interface, it is currently a fully abstract class

2012-10-08 Thread Karthik Kambatla (JIRA)

 [ 
https://issues.apache.org/jira/browse/HADOOP-8895?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Karthik Kambatla updated HADOOP-8895:
-

Status: Patch Available  (was: Open)

 TokenRenewer should be an interface, it is currently a fully abstract class
 ---

 Key: HADOOP-8895
 URL: https://issues.apache.org/jira/browse/HADOOP-8895
 Project: Hadoop Common
  Issue Type: Bug
Reporter: Karthik Kambatla
Assignee: Karthik Kambatla
Priority: Minor
 Attachments: HADOOP-8895.patch


 TokenRenewer is a fully abstract class. Making it an interface will allow 
 classes extending other classes to implement the interface.

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[jira] [Updated] (HADOOP-8895) TokenRenewer should be an interface, it is currently a fully abstract class

2012-10-08 Thread Karthik Kambatla (JIRA)

 [ 
https://issues.apache.org/jira/browse/HADOOP-8895?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Karthik Kambatla updated HADOOP-8895:
-

Affects Version/s: 2.0.1-alpha

 TokenRenewer should be an interface, it is currently a fully abstract class
 ---

 Key: HADOOP-8895
 URL: https://issues.apache.org/jira/browse/HADOOP-8895
 Project: Hadoop Common
  Issue Type: Bug
Affects Versions: 2.0.1-alpha
Reporter: Karthik Kambatla
Assignee: Karthik Kambatla
Priority: Minor
 Attachments: HADOOP-8895.patch


 TokenRenewer is a fully abstract class. Making it an interface will allow 
 classes extending other classes to implement the interface.

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