[Style] Add curly braces after `if` statements

apollo-adminservice/src/main/java/com/ctrip/framework/apollo/adminservice/controller/NamespaceController.java

@@ -47,8 +47,10 @@ public class NamespaceController {
                      @PathVariable("clusterName") String clusterName,
                      @PathVariable("namespaceName") String namespaceName, @RequestParam String operator) {
     Namespace entity = namespaceService.findOne(appId, clusterName, namespaceName);
-    if (entity == null) throw new NotFoundException(
+    if (entity == null) {
+        throw new NotFoundException(
                 String.format("namespace not found for %s %s %s", appId, clusterName, namespaceName));
+    }
 
     namespaceService.deleteNamespace(entity, operator);
   }
@@ -63,8 +65,9 @@ public class NamespaceController {
   @GetMapping("/namespaces/{namespaceId}")
   public NamespaceDTO get(@PathVariable("namespaceId") Long namespaceId) {
     Namespace namespace = namespaceService.findOne(namespaceId);
-    if (namespace == null)
+    if (namespace == null) {
         throw new NotFoundException(String.format("namespace not found for %s", namespaceId));
+    }
     return BeanUtils.transform(NamespaceDTO.class, namespace);
   }
 
@@ -73,8 +76,10 @@ public class NamespaceController {
                           @PathVariable("clusterName") String clusterName,
                           @PathVariable("namespaceName") String namespaceName) {
     Namespace namespace = namespaceService.findOne(appId, clusterName, namespaceName);
-    if (namespace == null) throw new NotFoundException(
+    if (namespace == null) {
+        throw new NotFoundException(
                 String.format("namespace not found for %s %s %s", appId, clusterName, namespaceName));
+    }
     return BeanUtils.transform(NamespaceDTO.class, namespace);
   }
 

apollo-common/src/main/java/com/ctrip/framework/apollo/common/entity/BaseEntity.java

@@ -90,8 +90,12 @@ public abstract class BaseEntity {
 
   @PrePersist
   protected void prePersist() {
-    if (this.dataChangeCreatedTime == null) dataChangeCreatedTime = new Date();
-    if (this.dataChangeLastModifiedTime == null) dataChangeLastModifiedTime = new Date();
+    if (this.dataChangeCreatedTime == null) {
+        dataChangeCreatedTime = new Date();
+    }
+    if (this.dataChangeLastModifiedTime == null) {
+        dataChangeLastModifiedTime = new Date();
+    }
   }
 
   @PreUpdate

apollo-common/src/main/java/com/ctrip/framework/apollo/common/utils/BeanUtils.java

@@ -66,7 +66,9 @@ public class BeanUtils {
     Set<String> emptyNames = new HashSet<>();
     for (PropertyDescriptor pd : pds) {
       Object srcValue = src.getPropertyValue(pd.getName());
-      if (srcValue == null) emptyNames.add(pd.getName());
+      if (srcValue == null) {
+          emptyNames.add(pd.getName());
+      }
     }
     String[] result = new String[emptyNames.size()];
     return emptyNames.toArray(result);
@@ -91,7 +93,9 @@ public class BeanUtils {
     try {
       Class<?> clazz = list.get(0).getClass();
       Field field = deepFindField(clazz, key);
-      if (field == null) throw new IllegalArgumentException("Could not find the key");
+      if (field == null) {
+          throw new IllegalArgumentException("Could not find the key");
+      }
       field.setAccessible(true);
       for (Object o : list) {
         map.put((K) field.get(o), (V) o);
@@ -119,7 +123,9 @@ public class BeanUtils {
     try {
       Class<?> clazz = list.get(0).getClass();
       Field field = deepFindField(clazz, key);
-      if (field == null) throw new IllegalArgumentException("Could not find the key");
+      if (field == null) {
+          throw new IllegalArgumentException("Could not find the key");
+      }
       field.setAccessible(true);
       for (Object o : list) {
         K k = (K) field.get(o);
@@ -149,7 +155,9 @@ public class BeanUtils {
     try {
       Class<?> clazz = list.get(0).getClass();
       Field field = deepFindField(clazz, key);
-      if (field == null) throw new IllegalArgumentException("Could not find the key");
+      if (field == null) {
+          throw new IllegalArgumentException("Could not find the key");
+      }
       field.setAccessible(true);
       for (Object o : list) {
         set.add((K)field.get(o));

apollo-configservice/src/main/java/com/ctrip/framework/apollo/configservice/util/InstanceConfigAuditUtil.java

@@ -242,8 +242,12 @@ public class InstanceConfigAuditUtil implements InitializingBean {
 
     @Override
     public boolean equals(Object o) {
-      if (this == o) return true;
-      if (o == null || getClass() != o.getClass()) return false;
+      if (this == o) {
+          return true;
+      }
+      if (o == null || getClass() != o.getClass()) {
+          return false;
+      }
       InstanceConfigAuditModel model = (InstanceConfigAuditModel) o;
       return Objects.equals(appId, model.appId) &&
           Objects.equals(clusterName, model.clusterName) &&