[Java] add exitActor API for java (#10496)

src/ray/core_worker/lib/java/io_ray_runtime_RayNativeRuntime.cc

@@ -145,6 +145,13 @@ JNIEXPORT void JNICALL Java_io_ray_runtime_RayNativeRuntime_nativeInitialize(
         jobject java_return_objects =
             env->CallObjectMethod(java_task_executor, java_task_executor_execute,
                                   ray_function_array_list, args_array_list);
+        // Check whether the exception is `IntentionalSystemExit`.
+        jthrowable throwable = env->ExceptionOccurred();
+        if (throwable &&
+            env->IsInstanceOf(throwable,
+                              java_ray_intentional_system_exit_exception_class)) {
+          return ray::Status::IntentionalSystemExit();
+        }
         RAY_CHECK_JAVA_EXCEPTION(env);
 
         // Process return objects.

src/ray/core_worker/lib/java/jni_init.cc

@@ -54,6 +54,7 @@ jclass java_system_class;
 jmethodID java_system_gc;
 
 jclass java_ray_exception_class;
+jclass java_ray_intentional_system_exit_exception_class;
 
 jclass java_jni_exception_util_class;
 jmethodID java_jni_exception_util_get_stack_trace;
@@ -171,6 +172,8 @@ jint JNI_OnLoad(JavaVM *vm, void *reserved) {
   java_system_gc = env->GetStaticMethodID(java_system_class, "gc", "()V");
 
   java_ray_exception_class = LoadClass(env, "io/ray/runtime/exception/RayException");
+  java_ray_intentional_system_exit_exception_class =
+      LoadClass(env, "io/ray/runtime/exception/RayIntentionalSystemExitException");
 
   java_jni_exception_util_class = LoadClass(env, "io/ray/runtime/util/JniExceptionUtil");
   java_jni_exception_util_get_stack_trace = env->GetStaticMethodID(
@@ -272,6 +275,7 @@ void JNI_OnUnload(JavaVM *vm, void *reserved) {
   env->DeleteGlobalRef(java_map_entry_class);
   env->DeleteGlobalRef(java_system_class);
   env->DeleteGlobalRef(java_ray_exception_class);
+  env->DeleteGlobalRef(java_ray_intentional_system_exit_exception_class);
   env->DeleteGlobalRef(java_jni_exception_util_class);
   env->DeleteGlobalRef(java_base_id_class);
   env->DeleteGlobalRef(java_function_descriptor_class);

src/ray/core_worker/lib/java/jni_utils.h

@@ -94,6 +94,9 @@ extern jmethodID java_system_gc;
 /// RayException class
 extern jclass java_ray_exception_class;
 
+/// RayIntentionalSystemExitException class
+extern jclass java_ray_intentional_system_exit_exception_class;
+
 /// JniExceptionUtil class
 extern jclass java_jni_exception_util_class;
 /// getStackTrace method of JniExceptionUtil class