hg: jdk6/jdk6/jdk: 6854795: Miscellaneous improvements to "jar"; ...

[martinrb at google.com]

Changeset: b35f1e5075a4
Author:    martin
Date:      2009-07-06 13:53 -0700
URL:       http://hg.openjdk.java.net/jdk6/jdk6/jdk/rev/b35f1e5075a4

6854795: Miscellaneous improvements to "jar"
6834805: Improve jar -C performance
6332094: "jar t" and "jar x" should use ZipFile, not ZipInputStream
6496274: jar seems to use more CPU than it should
Summary: backport jdk7 jar command (remove use of nio2)
Reviewed-by: sherman, darcy

! src/share/classes/sun/tools/jar/Main.java
! test/tools/jar/index/MetaInf.java