PM07949: ClassCastException:j2ee.application.internal.impl.ApplicationImp l incompatible with javaee.application.Application

Rational Application Developer for WebSphere Software, Version 7.5.5.1

APAR status

• Closed as program error.

Error description

• IBM Rational Application Developer v 7.5.3, 7.5.4 and 7.5.5.
  If an EAR project is using J2EE 1.4 while it contains a J2EE 5 a
  pplication deployment descriptor.
  The error:
  Exception in thread 'Annotation JobManager Checker' java.lang.Cl
  assCastException: org.eclipse.jst.j2ee.application.internal.impl
  .ApplicationImpl incompatible with org.eclipse.jst.javaee.applic
  ation.Application
  is thrown when opening or building the project.
  
  Steps to reproduce:
  Create an EAR project which is set to use J2EE 1.4 while it cont
  ains a J2EE 5 application deployment descriptor.
  (org.eclipse.wst.common.project.facet.core.xml with a   ?install
  ed facet='jst.ear' version='1.4' /? instead
  of   ?installed facet='jst.ear' version='5.0' /?
  This will cause the following entries in the .log:
  
  !ENTRY org.eclipse.core.resources 4 2 2010-02-18 12:56:02.581
  !MESSAGE Problems occurred when invoking code from plug-in: 'org
  .eclipse.core.resources'.
  !STACK 0
  java.lang.ClassCastException: org.eclipse.jst.j2ee.application.i
  nternal.impl.ApplicationImpl
  incompatible with org.eclipse.jst.javaee.application.Application
   at org.eclipse.jst.j2ee.internal.common.classpath.J2EEComponent
  ClasspathUpdater.isEARLibraryDirectory(Unknown Source)
   at org.eclipse.jst.j2ee.internal.common.classpath.J2EEComponent
  ClasspathUpdater.visit(Unknown Source)
  ...
  
  !ENTRY org.eclipse.jst.j2ee 4 2 2010-02-18 12:56:03.003
  !MESSAGE Problems occurred when invoking code from plug-in: 'org
  .eclipse.jst.j2ee'.
  !STACK 0
  java.lang.ClassCastException: org.eclipse.jst.j2ee.application.i
  nternal.impl.ApplicationImpl
  incompatible with org.eclipse.jst.javaee.application.Application
   at org.eclipse.jst.j2ee.internal.common.classpath.J2EEComponent
  ClasspathContainer.getEARLibDir(Unknown Source)
   at org.eclipse.jst.j2ee.internal.common.classpath.J2EEComponent
  ClasspathContainer.getBaseEARLibRefs(Unknown Source)
  ..
  
  !ENTRY org.eclipse.jst.j2ee 4 0 2010-02-18 12:56:03.128
  !MESSAGE Exception thrown.
  !STACK 0
  java.lang.ClassCastException: org.eclipse.jst.j2ee.application.i
  nternal.impl.ApplicationImpl
  incompatible with org.eclipse.jst.javaee.application.Application
   at org.eclipse.jst.j2ee.internal.common.classpath.J2EEComponent
  ClasspathContainer.getEARLibDir(Unknown Source)
   at org.eclipse.jst.j2ee.internal.common.classpath.J2EEComponent
  ClasspathContainer.getBaseEARLibRefs(Unknown Source)
   at org.eclipse.jst.j2ee.internal.common.classpath.J2EEComponent
  ClasspathContainer.requiresUpdate(Unknown Source)
   at org.eclipse.jst.j2ee.internal.common.classpath.J2EEComponent
  ClasspathContainer.refresh(Unknown Source)
  ...
  

Local fix

Problem summary

• We were not checking the facet version in addition to the
  project version leading to the classcast exception in
  scenarios such as the customer's.
  

Problem conclusion

• We were not checking the facet version in addition to the
  project version leading to the classcast exception in
  scenarios such as this.
  Fix delivered in Rational Application Developer V7.5.51
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  RATL APP DEV WI

• Fixed component ID

  5724J1901

Applicable component levels

• R753 PSN

     UP