Hi Alan,

On 9/11/18 5:24 AM, Alan Bateman wrote:
On 10/09/2018 21:55, Roger Riggs wrote:
Nope! there's quoting on Windows that gets short changed with that work around.

Other opinions?, Suggestions?
One suggestion is reduce this down to one method that returns a stream rather than a collection. It could work lazily if you want. Something like:

  Stream<String> splitSearchPath(String input)

is a lot more flexible (in my view) and the places where we use Path objects can use .map(Path::of).

Streams are fine and easy to get from a List; but overall are a much higher overhead than the list itself. And they can't be stored or re-used. Which would mean re-parsing the string again.

In passing, I see the current patch changes the UCP constructor that is used for supporting -Xbootclasspath/a. That that will to be checked to see if it has any impact on startup.
It uses the internal api that returns a String[] and and should have the same performance profile as the current impl.  This is definately a place where a Stream impl would have a negative impact.

Thanks, Roger


-Alan


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