PM80259: AN ArrayIndexOutOfBoundsException might be thrown when building a JavaScript file

Rational Application Developer for WebSphere Software 9.0
Rational Software Architect 9.0
Rational Software Architect for WebSphere Software 9.0
Rational Application Developer for WebSphere Software Fix Pack 3 (8.0.4.3) for 8.0.4
Rational Application Developer Standard Edition Fix Pack 3 (8.0.4.3) for 8.0.4

APAR status

• Closed as program error.

Error description

• Abstract:
  
  Attempting to open a JavaScript File or building a JavaScript
  project might result in an ArrayIndexOutOfBoundsException in the
  method Parser#consumeEmptyStatement.
  
  Problem:
  
  Sometimes when you try to build a project that contains
  JavaScript code, an error message is shown in the workbench that
  indicates:
  ArrayIndexOutOfBoundsException
  In some scenario, attempting to open some JavaScript Files in
  JavaScript Editor also causes the same issue. If you look into
  your .log file in the .metadata directory or expand the error
  seen on the screen to view more details you may see similar
  stack trace:
  
  Internal validation error
  java.lang.ArrayIndexOutOfBoundsException: -2
  org.eclipse.wst.jsdt.internal.compiler.parser.Parser.consumeEmpt
  yStatement(unknown
  source)
  org.eclipse.wst.jsdt.internal.compiler.parser.Parser.consumeRule
  (unknown
  source)
  org.eclipse.wst.jsdt.internal.compiler.parser.Parser.parse(unkno
  wn
  source)
  org.eclipse.wst.jsdt.internal.compiler.parser.Parser.parse(unkno
  wn
  source)
  org.eclipse.wst.jsdt.internal.compiler.parser.Parser.parse(unkno
  wn
  source)
  
  
  Local fix:
  
  There is no known workaround at this time
  

Local fix

Problem summary

• An ArrayIndexOutOfBoundsException was being thrown in files
  starting with a blank line followed by an HTML style comment.
  

Problem conclusion

• Added a check to prevent the ArrayIndexOutOfBoundsException.
  
  The fix for this APAR is included in Rational Application
  Developer v8.0.4.3.
  

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

• R804 PSY

     UP