hg: jigsaw/jake/langtools: A build failure hotfix - a directory may be created while javac is running, and when a stale cached isDirectory==false is used, the path is considered to be a zip/jar file, opening of which will crash javac.

[jan.lahoda at oracle.com]

Changeset: 88a030b2b4b0
Author:    jlahoda
Date:      2016-01-11 13:19 +0100
URL:       http://hg.openjdk.java.net/jigsaw/jake/langtools/rev/88a030b2b4b0

A build failure hotfix - a directory may be created while javac is running, and when a stale cached isDirectory==false is used, the path is considered to be a zip/jar file, opening of which will crash javac.

! src/jdk.compiler/share/classes/com/sun/tools/javac/file/JavacFileManager.java