fix gradle setup

Author: rubenhoenle

build.gradle

@@ -21,8 +21,10 @@ allprojects {
 		]
 	}
 
-	sourceCompatibility = JavaVersion.VERSION_1_8
-	targetCompatibility = JavaVersion.VERSION_1_8
+	java {
+		sourceCompatibility = JavaVersion.VERSION_1_8
+		targetCompatibility = JavaVersion.VERSION_1_8
+	}
 
 	tasks.withType(JavaCompile).configureEach {
 		options.encoding = 'UTF-8'
@@ -63,7 +65,6 @@ subprojects {
 	apply plugin: 'eclipse'
 
 	group = 'cloud.stackit'
-	version = 'SNAPSHOT'
 
 	afterEvaluate { project ->
 		// only apply to service sub-projects and core
@@ -75,9 +76,11 @@ subprojects {
 				try {
 					version = versionFile.text.trim()
 				} catch (IOException e) {
+					version = 'SNAPSHOT'
 					logger.error("Could not read VERSION file for project '${project.name}': ${e.message}")
 				}
 			} else {
+				version = 'SNAPSHOT'
 				logger.warn("VERSION file not found in project '${project.name}'. Skipping version setting.")
 			}
 
@@ -118,13 +121,13 @@ subprojects {
 				}
 			}
 		}
+	}
 
-		// only apply to example sub-projects
-		if (project.path.startsWith(':examples:')) {
-			task execute(type:JavaExec) {
-				main = System.getProperty('mainClass')
-				classpath = sourceSets.main.runtimeClasspath
-			}
+	// only apply to example sub-projects
+	if (project.path.startsWith(':examples:')) {
+		tasks.register('execute', JavaExec) {
+			mainClass = System.getProperty('mainClass')
+			classpath = sourceSets.main.runtimeClasspath
 		}
 	}
 

examples/iaas/src/main/java/cloud/stackit/sdk/iaas/examples/IaaSExample.java

@@ -4,7 +4,6 @@ ext {
 }
 
 dependencies {
-	implementation project (':core')
 	implementation "com.google.code.findbugs:jsr305:3.0.2"
 	implementation 'com.squareup.okhttp3:okhttp:4.12.0'
 	implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'

services/iaas/build.gradle

@@ -4,7 +4,6 @@ ext {
 }
 
 dependencies {
-	implementation project (':core')
 	implementation "com.google.code.findbugs:jsr305:3.0.2"
 	implementation 'com.squareup.okhttp3:okhttp:4.12.0'
 	implementation 'com.squareup.okhttp3:logging-interceptor:4.12.0'

services/resourcemanager/build.gradle

@@ -15,5 +15,3 @@ new File(rootDir, "examples").listFiles().each {
 		include ":examples:${it.name}"
 	}
 }
-
-include ":examples:iaas"