Merge pull request #6662 from eed3si9n/wip/jdk17

JDK 17

.github/workflows/ci.yml

@@ -10,31 +10,31 @@ jobs:
       matrix:
         include:
           - os: ubuntu-latest
-            java: 11
+            java: "17.0-custom=tgz+https://download.java.net/java/GA/jdk17/0d483333a00540d886896bac774ff48b/35/GPL/openjdk-17_linux-x64_bin.tar.gz"
             jobtype: 1
           - os: ubuntu-latest
-            java: 11
+            java: "17.0-custom=tgz+https://download.java.net/java/GA/jdk17/0d483333a00540d886896bac774ff48b/35/GPL/openjdk-17_linux-x64_bin.tar.gz"
             jobtype: 2
           - os: ubuntu-latest
-            java: 11
+            java: "17.0-custom=tgz+https://download.java.net/java/GA/jdk17/0d483333a00540d886896bac774ff48b/35/GPL/openjdk-17_linux-x64_bin.tar.gz"
             jobtype: 3
           - os: ubuntu-latest
-            java: 11
+            java: "17.0-custom=tgz+https://download.java.net/java/GA/jdk17/0d483333a00540d886896bac774ff48b/35/GPL/openjdk-17_linux-x64_bin.tar.gz"
             jobtype: 4
           - os: ubuntu-latest
-            java: 11
+            java: "17-custom=tgz+https://download.java.net/java/GA/jdk17/0d483333a00540d886896bac774ff48b/35/GPL/openjdk-17_linux-x64_bin.tar.gz"
             jobtype: 5
           - os: ubuntu-latest
-            java: 8
+            java: "adopt@1.8"
             jobtype: 6
           - os: ubuntu-latest
-            java: 8
+            java: "adopt@1.8"
             jobtype: 7
           - os: macos-latest
-            java: 8
+            java: "adopt@1.8"
             jobtype: 8
           - os: windows-latest
-            java: 8
+            java: "adopt@1.8"
             jobtype: 9
     runs-on: ${{ matrix.os }}
     env:
@@ -72,7 +72,7 @@ jobs:
     - name: Setup
       uses: olafurpg/setup-scala@v13
       with:
-        java-version: "adopt@1.${{ matrix.java }}"
+        java-version: "${{ matrix.java }}"
     - name: Set up Python 3.7
       uses: actions/setup-python@v2
       with:

run/src/main/scala/sbt/TrapExit.scala

@@ -7,6 +7,7 @@
 
 package sbt
 
+import scala.annotation.nowarn
 import scala.reflect.Manifest
 import scala.collection.concurrent.TrieMap
 import java.lang.ref.WeakReference
@@ -32,6 +33,7 @@ import TrapExit._
  * do not terminate, or if concurrent AWT applications are run.
  * This category of code should only be called by forking a new JVM.
  */
+@nowarn
 object TrapExit {
 
   /**
@@ -144,6 +146,7 @@ object TrapExit {
  * It also allows disposing AWT windows if the application created any.
  * Only one AWT application is supported at a time, however.
  */
+@nowarn
 private final class TrapExit(delegateManager: SecurityManager) extends SecurityManager {
 
   /** Tracks the number of running applications in order to short-cut SecurityManager checks when no applications are active.*/

sbt-app/src/sbt-test/compiler-project/run-test/build.sbt

@@ -1,4 +1,4 @@
-scalaVersion in ThisBuild := "2.12.3"
+ThisBuild / scalaVersion := "2.12.15"
 
 libraryDependencies ++= Seq(
 	"com.novocode" % "junit-interface" % "0.5" % Test,

sbt-app/src/sbt-test/dependency-graph/ignoreScalaLibrary/build.sbt

@@ -1,4 +1,4 @@
-scalaVersion := "2.9.2"
+ThisBuild / scalaVersion := "2.12.15"
 
 libraryDependencies ++= Seq(
   "org.slf4j" % "slf4j-api" % "1.7.2",

sbt-app/src/sbt-test/dependency-graph/toFileSubTask/build.sbt

@@ -1,5 +1,5 @@
 // ThisBuild / useCoursier := false
-ThisBuild / scalaVersion := "2.12.6"
+ThisBuild / scalaVersion := "2.12.15"
 ThisBuild / organization := "org.example"
 ThisBuild / version := "0.1"
 

sbt-app/src/sbt-test/project/unified/build.sbt

@@ -1,3 +1,5 @@
+ThisBuild / scalaVersion := "2.12.15"
+
 import sbt.internal.CommandStrings.{ inspectBrief, inspectDetailed }
 import sbt.internal.Inspect
 import sjsonnew._, BasicJsonProtocol._
@@ -11,8 +13,6 @@ val buildInfo = taskKey[Seq[File]]("The task that generates the build info.")
 
 lazy val root = (project in file("."))
   .settings(
-    Global / cancelable := true,
-    ThisBuild / scalaVersion := "2.12.3",
     console / scalacOptions += "-deprecation",
     Compile / console / scalacOptions += "-Ywarn-numeric-widen",
     projA / Compile / console / scalacOptions += "-feature",