luke
/
sbt
mirror of https://github.com/sbt/sbt.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Reduce latency of InputStream polling 

Calling InputStream.available has low overhead so there is no need to
have such a long input latency.
This commit is contained in:
Ethan Atkins 2019-03-27 16:51:26 -07:00
parent ae85d691b8
commit 447ab5011c
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
internal/util-complete/src/main/scala/sbt/internal/util/LineReader.scala
View File

@ -9,9 +9,11 @@ package sbt.internal.util
import jline.console.ConsoleReader
import jline.console.history.{ FileHistory, MemoryHistory }
import java.io.{ File, InputStream, FileInputStream, FileDescriptor, FilterInputStream }
import java.io.{ File, FileDescriptor, FileInputStream, FilterInputStream, InputStream }
import complete.Parser
import scala.concurrent.duration.Duration
import scala.concurrent.duration._
import scala.annotation.tailrec
abstract class JLine extends LineReader {
@ -120,7 +122,7 @@ private[sbt] object JLine {
protected[this] val originalIn = new FileInputStream(FileDescriptor.in)
private[sbt] def makeInputStream(injectThreadSleep: Boolean): InputStream =
if (injectThreadSleep) new InputStreamWrapper(originalIn, Duration("50 ms"))
if (injectThreadSleep) new InputStreamWrapper(originalIn, 2.milliseconds)
else originalIn
// When calling this, ensure that enableEcho has been or will be called.