Optimized code

Author: lvyahui8

spring-boot-data-aggregator-autoconfigure/src/main/java/io/github/lvyahui8/spring/autoconfigure/BeanAggregateAutoConfiguration.java

@@ -94,6 +94,7 @@ private void scanProviders(DataProviderRepository repository) {
     private void dealProvideMethod(DataProviderRepository repository, Method method) {
         DataProvideDefinition provider = new DataProvideDefinition();
         DataProvider beanProvider = AnnotationUtils.findAnnotation(method, DataProvider.class);
+        @SuppressWarnings("ConstantConditions")
         String dataId = beanProvider.id();
         Assert.isTrue(Modifier.isPublic(method.getModifiers()),"data provider method must be public");
         Assert.isTrue(! StringUtils.isEmpty(dataId),"data id must be not null!");

spring-boot-data-aggregator-example/src/main/java/io/github/lvyahui8/spring/example/ExampleApplication.java

@@ -21,7 +21,7 @@
 @Slf4j
 public class ExampleApplication {
 
-    public static final int NUM = 100;
+    private static final int NUM = 100;
 
     public static void main(String[] args) throws Exception {
         ConfigurableApplicationContext context = SpringApplication.run(ExampleApplication.class);