chore: Update Gradle and standardize on Java 17 (#2306)

* chore: Update Gradle wrapper to version 8.8

Upgrades the Gradle wrapper files to version 8.8 to ensure compatibility with the latest features and performance improvements. This includes updating the wrapper JAR, properties, and shell scripts.

* chore: update gradle version

* chore: Standardize on Java 17

* Update gradle-wrapper.properties

* Update gradle-wrapper.properties

* Update gradle-wrapper.properties

* Update gradle-wrapper.properties

* Update gradle-wrapper.properties

* Update gradle-wrapper.properties

* Update gradle-wrapper.properties

* Update gradle-wrapper.properties

* Update gradle-wrapper.properties

---------

Co-authored-by: Enrique López-Mañas <eenriquelopez@gmail.com>

Author: dkhawk

ApiDemos/project/common-ui/build.gradle.kts

@@ -42,8 +42,8 @@ android {
         }
     }
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_11
-        targetCompatibility = JavaVersion.VERSION_11
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
     }
     kotlin {
         compilerOptions {

ApiDemos/project/gradle/wrapper/gradle-wrapper.jar

@@ -1,6 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
+distributionSha256Sum=a17ddd85a26b6a7f5ddb71ff8b05fc5104c0202c6e64782429790c933686c806
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.1.0-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

ApiDemos/project/gradle/wrapper/gradle-wrapper.properties

@@ -57,14 +57,16 @@ android {
     }
 
     namespace = "com.example.kotlindemos"
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
+    }
 }
 
 kotlin {
     compilerOptions {
-        jvmTarget.set(JvmTarget.JVM_21)
-    }
-    jvmToolchain(21) // Specify the JVM toolchain version
-    compilerOptions {
+        jvmTarget.set(JvmTarget.JVM_17)
         freeCompilerArgs.add("-Xopt-in=kotlin.RequiresOptIn")
     }
 }

ApiDemos/project/gradlew

@@ -1,6 +1,8 @@
-#Wed Jul 10 22:24:53 CEST 2024
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
+distributionSha256Sum=a17ddd85a26b6a7f5ddb71ff8b05fc5104c0202c6e64782429790c933686c806
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.1.0-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists