hg: jdk/sandbox: 8240848: ArrayIndexOutOfBoundsException buf for TextCallbackHandler

[chris.hegarty at oracle.com]

Changeset: ed79f6aea385
Author:    weijun
Date:      2020-04-10 15:05 +0800
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/ed79f6aea385

8240848: ArrayIndexOutOfBoundsException buf for TextCallbackHandler
Reviewed-by: mullan

! src/java.base/share/classes/sun/security/util/ConsoleCallbackHandler.java
! test/jdk/com/sun/security/auth/callback/TextCallbackHandler/Confirm.java