Unlock newer Java versions in CI eventually

Author: mkurz

.github/workflows/ci.yml

@@ -24,7 +24,12 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
         scala: [2.13.17, 2.12.20, 3.3.7]
-        java: [temurin@8, temurin@11]
+        java:
+          - temurin@8
+          - temurin@11
+          - temurin@17
+          - temurin@21
+          - temurin@25
         exclude:
           - java: temurin@8
             os: macos-latest
@@ -64,6 +69,30 @@ jobs:
           java-version: 11
           cache: sbt
 
+      - name: Setup Java (temurin@17)
+        if: matrix.java == 'temurin@17'
+        uses: actions/setup-java@v5
+        with:
+          distribution: temurin
+          java-version: 17
+          cache: sbt
+
+      - name: Setup Java (temurin@21)
+        if: matrix.java == 'temurin@21'
+        uses: actions/setup-java@v5
+        with:
+          distribution: temurin
+          java-version: 21
+          cache: sbt
+
+      - name: Setup Java (temurin@25)
+        if: matrix.java == 'temurin@25'
+        uses: actions/setup-java@v5
+        with:
+          distribution: temurin
+          java-version: 25
+          cache: sbt
+
       - name: Setup sbt
         uses: sbt/setup-sbt@v1
 
@@ -133,6 +162,30 @@ jobs:
           java-version: 11
           cache: sbt
 
+      - name: Setup Java (temurin@17)
+        if: matrix.java == 'temurin@17'
+        uses: actions/setup-java@v5
+        with:
+          distribution: temurin
+          java-version: 17
+          cache: sbt
+
+      - name: Setup Java (temurin@21)
+        if: matrix.java == 'temurin@21'
+        uses: actions/setup-java@v5
+        with:
+          distribution: temurin
+          java-version: 21
+          cache: sbt
+
+      - name: Setup Java (temurin@25)
+        if: matrix.java == 'temurin@25'
+        uses: actions/setup-java@v5
+        with:
+          distribution: temurin
+          java-version: 25
+          cache: sbt
+
       - name: Setup sbt
         uses: sbt/setup-sbt@v1
 

build.sbt

@@ -202,9 +202,9 @@ ThisBuild / githubWorkflowOSes := Seq("ubuntu-latest", "macos-latest", "windows-
 ThisBuild / githubWorkflowJavaVersions := Seq(
   JavaSpec.temurin("8"),
   JavaSpec.temurin("11"),
-  // JavaSpec.temurin("17"), // can't test currently because until we drop usage of sun.security.x509.*
-  // JavaSpec.temurin("21"),
-  // JavaSpec.temurin("25"),
+  JavaSpec.temurin("17"),
+  JavaSpec.temurin("21"),
+  JavaSpec.temurin("25"),
 )
 
 ThisBuild / githubWorkflowBuildMatrixExclusions += MatrixExclude(Map("java" -> "temurin@8", "os" -> "macos-latest"))