RFR: 8169713: jimage fails with StringIndexOutOfBoundsException when path to the inspected image is an empty string

[Jim Laskey (Oracle)]

+1 

> On Feb 23, 2017, at 1:34 PM, Claes Redestad <claes.redestad at oracle.com> wrote:
> 
> Hi,
> 
> please review this fix to make the jimage tool work correctly
> for empty string:
> 
> diff -r b2661d26e556 src/jdk.jlink/share/classes/jdk/tools/jlink/internal/TaskHelper.java
> --- a/src/jdk.jlink/share/classes/jdk/tools/jlink/internal/TaskHelper.java Wed Feb 22 14:12:01 2017 -0800
> +++ b/src/jdk.jlink/share/classes/jdk/tools/jlink/internal/TaskHelper.java Thu Feb 23 18:27:48 2017 +0100
> @@ -524,7 +524,7 @@
>             List<String> rest = collectUnhandled? new ArrayList<>() : null;
>             // process options
>             for (int i = 0; i < args.length; i++) {
> -                if (args[i].charAt(0) == '-') {
> +                if (args[i].startsWith("-")) {
>                     String name = args[i];
>                     PluginOption pluginOption = null;
>                     Option<T> option = getOption(name);
> 
> /Claes