hg: jigsaw/jigsaw/jdk: Check path arguments before use

[dalibor.topic at sun.com]

Changeset: 87ea0cc3df51
Author:    robilad
Date:      2010-05-05 18:35 +0200
URL:       http://hg.openjdk.java.net/jigsaw/jigsaw/jdk/rev/87ea0cc3df51

Check path arguments before use

! src/share/classes/org/openjdk/jigsaw/ModuleFileFormat.java