Upgrade to Gradle 9 for JDK 25 support, remove JDK 11 support

.github/workflows/ci-build-test.yml

@@ -3,14 +3,14 @@ on: [push, pull_request]
 jobs:
   check_java_latest:
     runs-on: ubuntu-latest
-    name: Java 17
+    name: Java 25
 
     steps:
       - uses: actions/checkout@v3
       - name: Set up JDK
         uses: actions/setup-java@v3
         with:
-          java-version: 17
+          java-version: 25
           distribution: 'zulu'
 
       - name: Gradle cache
@@ -19,23 +19,23 @@ jobs:
           path: |
             ~/.gradle/caches
             ~/.gradle/wrapper
-          key: ${{ runner.os }}-gradle-jdk17-${{ hashFiles('**/*.gradle*') }}
+          key: ${{ runner.os }}-gradle-jdk25-${{ hashFiles('**/*.gradle*') }}
           restore-keys: |
-            ${{ runner.os }}-gradle-jdk17
+            ${{ runner.os }}-gradle-jdk25
 
       - name: Compile with Gradle
         run: ./gradlew assemble
 
-  check_java11:
+  check_java_minimum:
     runs-on: ubuntu-latest
-    name: Java 11
+    name: Java 17
 
     steps:
       - uses: actions/checkout@v3
       - name: Set up JDK
         uses: actions/setup-java@v3
         with:
-          java-version: 11
+          java-version: 17
           distribution: 'zulu'
 
       - name: Gradle cache
@@ -44,9 +44,9 @@ jobs:
           path: |
             ~/.gradle/caches
             ~/.gradle/wrapper
-          key: ${{ runner.os }}-gradle-jdk11-${{ hashFiles('**/*.gradle*') }}
+          key: ${{ runner.os }}-gradle-jdk17-${{ hashFiles('**/*.gradle*') }}
           restore-keys: |
-            ${{ runner.os }}-gradle-jdk11
+            ${{ runner.os }}-gradle-jdk17
 
       - name: Compile with Gradle
         run: ./gradlew assemble

.github/workflows/deploy.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Set up JDK
         uses: actions/setup-java@v3
         with:
-          java-version: 11
+          java-version: 17
           distribution: 'zulu'
 
       - name: Gradle cache
@@ -21,9 +21,9 @@ jobs:
           path: |
             ~/.gradle/caches
             ~/.gradle/wrapper
-          key: ${{ runner.os }}-gradle-jdk11-${{ hashFiles('**/*.gradle*') }}
+          key: ${{ runner.os }}-gradle-jdk17-${{ hashFiles('**/*.gradle*') }}
           restore-keys: |
-            ${{ runner.os }}-gradle-jdk11
+            ${{ runner.os }}-gradle-jdk17
 
       - name: Create Artifacts
         run: |

README.md

@@ -27,7 +27,7 @@ These instructions are intended for those wishing to examine the Synthea source
 ### Installation
 
 **System Requirements:**
-Synthea<sup>TM</sup> requires Java JDK 11 or newer. We strongly recommend using a Long-Term Support (LTS) release of Java, 11 or 17, as issues may occur with more recent non-LTS versions.
+Synthea<sup>TM</sup> requires Java JDK 17 or newer. We strongly recommend using a Long-Term Support (LTS) release of Java, 17 or 25, as issues may occur with more recent non-LTS versions.
 
 To clone the Synthea<sup>TM</sup> repo, then build and run the test suite:
 ```

build.gradle

@@ -21,7 +21,7 @@ buildscript {
   }
   dependencies {
     // commons-io used in getting the version id below
-    classpath group: 'commons-io', name: 'commons-io', version: '2.5'
+    classpath 'commons-io:commons-io:2.5'
     // note that commons-io is already a dependency
     // of commons-csv in the primary dependencies above
   }
@@ -86,9 +86,9 @@ dependencies {
   implementation 'guru.nidi:graphviz-java:0.18.1'
   // JavaScript engine included for graphviz. It gets used
   // if someone does not have graphviz installed in their environment
-  implementation 'org.graalvm.js:js:22.3.3'
-  implementation 'org.graalvm.js:js-scriptengine:22.3.3'
-  implementation 'org.graalvm.sdk:graal-sdk:22.3.3'
+  implementation 'org.graalvm.js:js:25.0.1'
+  implementation 'org.graalvm.js:js-scriptengine:25.0.1'
+  implementation 'org.graalvm.sdk:graal-sdk:25.0.1'
 
   // CSV Stuff
   implementation 'org.apache.commons:commons-csv:1.9.0'

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.2.1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME