Fix mvn exec:java ClassNotFoundException

.github/workflows/maven.yml

@@ -61,6 +61,10 @@ jobs:
       - name: Compile with Maven
         run: mvn -B compile test-compile --file pom.xml
 
+      - name: Test exec plugin
+        run: |
+          mvn exec:java -P sqlite -Dexec.args="-b noop -c config/sqlite/sample_noop_config.xml --create=true --load=true --execute=true"
+
       - name: Test with Maven
         run: mvn -B test --file pom.xml
 

src/main/java/com/oltpbenchmark/api/BenchmarkModule.java

@@ -62,15 +62,15 @@ public BenchmarkModule(WorkloadConfiguration workConf) {
     this.workConf = workConf;
     this.dialects = new StatementDialects(workConf);
     // setClassLoader();
-    this.classLoader = ClassLoader.getSystemClassLoader();
+    this.classLoader = Thread.currentThread().getContextClassLoader();
   }
 
   /**
    * Instantiates the classLoader variable, needs to be overwritten if benchmark uses a custom
    * implementation.
    */
   protected void setClassLoader() {
-    this.classLoader = ClassLoader.getSystemClassLoader();
+    this.classLoader = Thread.currentThread().getContextClassLoader();
   }
 
   // --------------------------------------------------------------------------

src/main/java/com/oltpbenchmark/util/ClassUtil.java

@@ -184,7 +184,7 @@ public static <T> Constructor<T> getConstructor(Class<T> target_class, Class<?>.
    * @return
    */
   public static Class<?> getClass(String class_name) {
-    return getClass(ClassLoader.getSystemClassLoader(), class_name);
+    return getClass(Thread.currentThread().getContextClassLoader(), class_name);
   }
 
   /**