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From Rick Hillegas <rick.hille...@gmail.com>
Subject Re: Derby 10.15.3.1 - Java 8?
Date Mon, 29 Apr 2019 18:11:19 GMT
That looks odd. I thought that line numbers would be included in 10.15 
stack traces. It's dying while trying to open a connection. What does 
your classpath look like?

On 4/29/19 9:05 AM, Oskar Z wrote:
> Hi Rick,
>
> As follow-up so we started running the ported fix for the 
> NullPointerException…. ("SQLSTATE: XJ001, SQLERRMC: 
> java.lang.NullPointerException XJ001.U”)/
>
> And now seeing a similar but different NullPointerException;
>
> Caused by:
> ERROR XJ001: DERBY SQL error: ERRORCODE: 0, SQLSTATE: XJ001, SQLERRMC: 
> java.lang.NullPointerExceptionXJ001.U
>    at 
> org.apache.derby.client.am.ClientConnection.completeSqlca(Unknown Source)
>    at 
> org.apache.derby.client.net.NetConnectionReply.parseRdbAccessFailed(Unknown 
> Source)
>    at 
> org.apache.derby.client.net.NetConnectionReply.parseAccessRdbError(Unknown 
> Source)
>    at 
> org.apache.derby.client.net.NetConnectionReply.parseACCRDBreply(Unknown 
> Source)
>    at 
> org.apache.derby.client.net.NetConnectionReply.readAccessDatabase(Unknown 
> Source)
>    at 
> org.apache.derby.client.net.NetConnection.readSecurityCheckAndAccessRdb(Unknown 
> Source)
>    at 
> org.apache.derby.client.net.NetConnection.flowSecurityCheckAndAccessRdb(Unknown 
> Source)
>    at 
> org.apache.derby.client.net.NetConnection.flowUSRIDPWDconnect(Unknown 
> Source)
>    at org.apache.derby.client.net.NetConnection.flowConnect(Unknown 
> Source)
>    at org.apache.derby.client.net.NetConnection.<init>(Unknown Source)
>    at 
> org.apache.derby.client.net.ClientJDBCObjectFactoryImpl.newNetConnection(Unknown 
> Source)
>    ... 11 more
>
> Any ideas here?
>
> Thanks,
> Oskar
>
>
>> On Apr 11, 2019, at 7:02 PM, Rick Hillegas <rick.hillegas@gmail.com 
>> <mailto:rick.hillegas@gmail.com>> wrote:
>>
>> On 4/11/19 7:36 AM, Oskar Z wrote:
>>> By engine jar, you mean “derby.jar” itself, correct?
>> Yes, that's right.
>>>
>>>> On Apr 11, 2019, at 10:22 AM, Rick Hillegas 
>>>> <rick.hillegas@gmail.com <mailto:rick.hillegas@gmail.com>> wrote:
>>>>
>>>> Hi Oskar,
>>>>
>>>> Glad to hear that. If you applied the fix, then it should be in the 
>>>> engine jar. Have you taken it for a test-drive? That's the real proof.
>>>>
>>>> Cheers,
>>>> -Rick
>>>>
>>>> On 4/11/19 7:04 AM, Oskar Z wrote:
>>>>> Hi Rick,
>>>>>
>>>>> Thanks for the information!
>>>>>
>>>>> I was able to download and build, and add the fix. I was able to 
>>>>> generate the jars.
>>>>>
>>>>> So this fix is part of derby.jar, correct?
>>>>>
>>>>> Thanks,
>>>>> Oskar
>>>>>
>>>>>> On Apr 5, 2019, at 9:43 AM, Rick Hillegas 
>>>>>> <rick.hillegas@gmail.com <mailto:rick.hillegas@gmail.com>>
wrote:
>>>>>>
>>>>>> Hi Oskar,
>>>>>>
>>>>>> Some responses inline...
>>>>>>
>>>>>> On 4/4/19 4:47 PM, Oskar Zinger wrote:
>>>>>>> Hi Rick,
>>>>>>>
>>>>>>> Thanks for a quick reply. So I could potentially port the fix
to 
>>>>>>> 10.14.2.0 release without any issues?
>>>>>> It's easy to do. See the instructions below.
>>>>>>>
>>>>>>> I actually never compiled the sources of Derby, so not sure how

>>>>>>> complicated it is.
>>>>>>>
>>>>>>> What would happen if I simply recompiled 10.15.3.1 in Java 8?
>>>>>>
>>>>>> It will fail immediately because the 10.15.1.3 build script 
>>>>>> requires a compiler at level Java 9 or higher. The 10.15 code 
>>>>>> makes use of features which are only available from Java 9 onward.
>>>>>>
>>>>>> Your other option is to upgrade your installation to the latest 
>>>>>> Open JDK version (https://jdk.java.net/11/) and then upgrade to 
>>>>>> Derby 10.15.1.3.
>>>>>>
>>>>>> Here are instructions for patching and building your own 10.14 
>>>>>> release:
>>>>>>
>>>>>> * Unpack the source code from the db-derby-10.14.2.0-src.zip at 
>>>>>> http://db.apache.org/derby/releases/release-10.14.2.0.cgi
>>>>>>
>>>>>> * Then follow the instructions at 
>>>>>> https://svn.apache.org/repos/asf/db/derby/code/branches/10.14/BUILDING.html
>>>>>>
>>>>>> Once you're confident that you can build the source, you should 
>>>>>> apply the patch and re-build. The patch is patch1.diff at 
>>>>>> https://issues.apache.org/jira/browse/DERBY-6981. Excluding the 
>>>>>> regression test, it's a 1 line patch. You can use the svn 
>>>>>> code-management tool to do this or you can do it by hand. You 
>>>>>> will be updating the following file:
>>>>>>
>>>>>> java/engine/org/apache/derby/impl/sql/execute/TableScanResultSet.java
>>>>>>
>>>>>> You will add one line to the following stanza at line 625...
>>>>>>
>>>>>>              if (past2FutureTbl != null)
>>>>>>              {
>>>>>>                  past2FutureTbl.close();
>>>>>>              }
>>>>>>
>>>>>>
>>>>>> ...so that it ends up looking like this:
>>>>>>
>>>>>>              if (past2FutureTbl != null)
>>>>>>              {
>>>>>>                  past2FutureTbl.close();
>>>>>>                  past2FutureTbl = null;
>>>>>>              }
>>>>>>
>>>>>>
>>>>>> Hope this helps,
>>>>>>
>>>>>> -Rick
>>>>>>
>>>>>>
>>>>>>
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Oskar
>>>>>>>
>>>>>>> Sent from my iPhone
>>>>>>>
>>>>>>> On Apr 4, 2019, at 7:39 PM, Rick Hillegas 
>>>>>>> <rick.hillegas@gmail.com <mailto:rick.hillegas@gmail.com>>
wrote:
>>>>>>>
>>>>>>>> Hi Oskar,
>>>>>>>>
>>>>>>>> The fix has not been ported to any earlier branches and no-one

>>>>>>>> has volunteered to manage a new release on those older 
>>>>>>>> branches. You are correct that 10.15.1.3 requires Java 9
or 
>>>>>>>> higher. The fix does not look complicated--it's only one
line, 
>>>>>>>> excluding the regression test. You could patch your own 
>>>>>>>> workspace for your preferred older branch and build your
own 
>>>>>>>> jars with little risk.
>>>>>>>>
>>>>>>>> Hope this helps,
>>>>>>>> -Rick
>>>>>>>>
>>>>>>>> On 4/4/19 9:56 AM, Oskar Z wrote:
>>>>>>>>> I’m looking to get the following Defect for Derby which
is 
>>>>>>>>> available in 10.15.3.1
>>>>>>>>>
>>>>>>>>> DERBY-6981 <https://issues.apache.org/jira/browse/DERBY-6981>

>>>>>>>>> "SQLSTATE: XJ001, SQLERRMC: java.lang.NullPointerException

>>>>>>>>> XJ001.U"
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> But it is available only in 10.15.3.1 and only run in
Java 9.
>>>>>>>>>
>>>>>>>>> Is it possible to get the same fix for Java 8? Is it
a hard 
>>>>>>>>> requirement to run in Java 9?
>>>>>>>>>
>>>>>>>>> We could also try and get the source, and re-compile
with Java 
>>>>>>>>> 8, but not sure if there would be any issues.
>>>>>>>>>
>>>>>>>>> Thanks,
>>>>>>>>> Oskar
>>>>>>>>
>>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>


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