It appears lambdas are not triggered from items being pushed to SQS if [SendMessageBatch](https://docs.aws.amazon.com/AWSSimpleQueueService/latest/APIReference/API_SendMessageBatch.html) is used instead of [SendMessage](https://docs.aws.amazon.com/AWSSimpleQueueService/latest/APIReference/API_SendMessage.html)
zip_file=cls.test_java_zip,
            runtime=LAMBDA_RUNTIME_JAVA8,
            handler='cloud.localstack.sample.SerializedInputLambdaHandler'
        )
    @classmethod
    def tearDownClass(cls):
        
        testutil.delete_lambda_function(TEST_LAMBDA_NAME_JAVA)
        testutil.delete_lambda_function(TEST_LAMBDA_NAME_JAVA_STREAM)
        testutil.delete_lambda_function(TEST_LAMBDA_NAME_JAVA_SERIALIZABLE)
    def test_java_runtime(self):
        self.assertIsNotNone(self.test_java_jar)
        result = self.lambda_client.invoke(
            FunctionName=TEST_LAMBDA_NAME_JAVA, Payload=b'{}')
        result_data = result['Payload'].read()
        self.assertEqual(result['StatusCode'], 200)
        self.assertIn('LinkedHashMap', to_str(result_data))
    def test_java_runtime_with_lib(self):
        java_jar_with_lib = load_file(TEST_LAMBDA_JAVA_WITH_LIB, mode='rb')
        
        jar_dir = new_tmp_dir()
        zip_dir = new_tmp_dir()
        unzip(TEST_LAMBDA_JAVA_WITH_LIB, jar_dir)
        shutil.move(os.path.join(jar_dir, 'lib'), os.path.join(zip_dir, 'lib'))
        jar_without_libs_file = testutil.create_zip_file(jar_dir)
        shutil.copy(jar_without_libs_file, os.path.join(zip_dir, 'lib', 'lambda.jar'))
        java_zip_with_lib = testutil.create_zip_file(zip_dir, get_content=True)
        for archive in [java_jar_with_lib, java_zip_with_lib]:
            lambda_name = 'test-%s' % short_uid()
            testutil.create_lambda_function(func_name=lambda_name,