hg: jdk/jdk: 8196823: jarsigner should not create a signed jar if the signing fails

[weijun.wang at oracle.com]

Changeset: 25725c11c296
Author:    weijun
Date:      2018-02-08 11:44 +0800
URL:       http://hg.openjdk.java.net/jdk/jdk/rev/25725c11c296

8196823: jarsigner should not create a signed jar if the signing fails
Reviewed-by: mullan, alanb

! src/jdk.jartool/share/classes/jdk/security/jarsigner/JarSigner.java
! src/jdk.jartool/share/classes/sun/security/tools/jarsigner/Main.java
+ test/jdk/sun/security/tools/jarsigner/FailedSigning.java