Java debugging

Andrew Haley aph at redhat.com
Wed Apr 30 15:57:33 UTC 2008


Les Mikesell wrote:
> Andrew Haley wrote:
>> Jerry James wrote:
>>> On Wed, Apr 30, 2008 at 3:07 AM, Andrew Haley <aph at redhat.com> wrote:
>>>>  I take your point.  Does simply rebuilding that RPM fix this problem?
>>> Rebuilding that RPM fails:
>>>
>>>     [javac]
>>> /home/jamesjer/rpmbuild/BUILD/axis-1_2_1/src/org/apache/axis/i18n/ProjectResourceBundle.java:363:
>>>
>>> clearCache() in org.apache.axis.i18n.ProjectResourceBundle cannot
>>> override clearCache() in java.util.ResourceBundle; overridden method
>>> is static final
>>>     [javac]     public static void clearCache()
>>>     [javac]                        ^
>>
>> Oh, great.  :-(
>>
>> That's an incompatible change from Java 1.5 to 1.6.
>>
>> Java 1.6 has a final method clearCache(), 1.5 doesn't:
>>
>> http://java.sun.com/j2se/1.5.0/docs/api/java/util/ResourceBundle.html
>> http://java.sun.com/javase/6/docs/api/java/util/ResourceBundle.html
> 
> So someone has noticed that shipping a 1.6'ish JVM isn't necessarily
> going to work for everyone who needs to run current java applications?

They'll work; they're binary compatible, not source compatible.

ecj/gcj should still be able to build them, since that's 1.5.

Andrew.




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