Adapting partial code(file name start with R) to the sonar cloud rule (#2243)

dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/controller/ResourcesController.java

@@ -144,7 +144,7 @@ public class ResourcesController extends BaseController{
                                      @RequestParam(value ="type") ResourceType type
     ){
         try{
-            logger.info("query resource list, login user:{}, resource type:{}", loginUser.getUserName(), type.toString());
+            logger.info("query resource list, login user:{}, resource type:{}", loginUser.getUserName(), type);
             Map<String, Object> result = resourceService.queryResourceList(loginUser, type);
             return returnDataList(result);
         }catch (Exception e){
@@ -180,7 +180,7 @@ public class ResourcesController extends BaseController{
     ){
         try{
             logger.info("query resource list, login user:{}, resource type:{}, search value:{}",
-                    loginUser.getUserName(), type.toString(), searchVal);
+                    loginUser.getUserName(), type, searchVal);
             Map<String, Object> result = checkPageParams(pageNo, pageSize);
             if(result.get(Constants.STATUS) != Status.SUCCESS){
                 return returnDataListPaging(result);
@@ -426,8 +426,6 @@ public class ResourcesController extends BaseController{
                                 @RequestParam(value = "resourceId") int resourceId) {
         logger.info("login user {}, create udf function, type: {},  funcName: {},argTypes: {} ,database: {},desc: {},resourceId: {}",
                 loginUser.getUserName(),type, funcName, argTypes,database,description, resourceId);
-        Result result = new Result();
-
         try {
             return udfFuncService.createUdfFunction(loginUser,funcName,className,argTypes,database,description,type,resourceId);
         } catch (Exception e) {
@@ -563,7 +561,7 @@ public class ResourcesController extends BaseController{
     public Result queryResourceList(@ApiIgnore @RequestAttribute(value = Constants.SESSION_USER) User loginUser,
                                     @RequestParam("type") UdfType type){
         try{
-            logger.info("query datasource list, user:{}, type:{}", loginUser.getUserName(), type.toString());
+            logger.info("query datasource list, user:{}, type:{}", loginUser.getUserName(), type);
             Map<String, Object> result = udfFuncService.queryResourceList(loginUser,type.ordinal());
             return returnDataList(result);
         }catch (Exception e){

dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/ResourcesService.java

@@ -24,10 +24,7 @@ import org.apache.dolphinscheduler.api.utils.PageInfo;
 import org.apache.dolphinscheduler.api.utils.Result;
 import org.apache.dolphinscheduler.common.Constants;
 import org.apache.dolphinscheduler.common.enums.ResourceType;
-import org.apache.dolphinscheduler.common.utils.FileUtils;
-import org.apache.dolphinscheduler.common.utils.HadoopUtils;
-import org.apache.dolphinscheduler.common.utils.PropertyUtils;
-import org.apache.dolphinscheduler.common.utils.StringUtils;
+import org.apache.dolphinscheduler.common.utils.*;
 import org.apache.dolphinscheduler.dao.entity.Resource;
 import org.apache.dolphinscheduler.dao.entity.Tenant;
 import org.apache.dolphinscheduler.dao.entity.UdfFunc;
@@ -141,7 +138,7 @@ public class ResourcesService extends BaseService {
 
             putMsg(result, Status.SUCCESS);
             Map<Object, Object> dataMap = new BeanMap(resource);
-            Map<String, Object> resultMap = new HashMap<String, Object>();
+            Map<String, Object> resultMap = new HashMap<>();
             for (Map.Entry<Object, Object> entry: dataMap.entrySet()) {
                 if (!"class".equalsIgnoreCase(entry.getKey().toString())) {
                     resultMap.put(entry.getKey().toString(), entry.getValue());
@@ -171,12 +168,8 @@ public class ResourcesService extends BaseService {
      * @return true if resource exists
      */
     private boolean checkResourceExists(String alias, int userId, int type ){
-
         List<Resource> resources = resourcesMapper.queryResourceList(alias, userId, type);
-        if (resources != null && resources.size() > 0) {
-            return true;
-        }
-        return false;
+        return CollectionUtils.isNotEmpty(resources);
     }
 
 
@@ -237,7 +230,7 @@ public class ResourcesService extends BaseService {
 
         //get the file suffix
         String originResourceName = resource.getAlias();
-        String suffix = originResourceName.substring(originResourceName.lastIndexOf("."));
+        String suffix = originResourceName.substring(originResourceName.lastIndexOf('.'));
 
         //if the name without suffix then add it ,else use the origin name
         String nameWithSuffix = name;
@@ -746,8 +739,7 @@ public class ResourcesService extends BaseService {
         logger.info("resource hdfs path is {} ", hdfsFileName);
 
         HadoopUtils.getInstance().copyHdfsToLocal(hdfsFileName, localFileName, false, true);
-        org.springframework.core.io.Resource file = org.apache.dolphinscheduler.api.utils.FileUtils.file2Resource(localFileName);
-        return file;
+        return org.apache.dolphinscheduler.api.utils.FileUtils.file2Resource(localFileName);
     }
 
 
@@ -766,7 +758,7 @@ public class ResourcesService extends BaseService {
         }
         List<Resource> resourceList = resourcesMapper.queryResourceExceptUserId(userId);
         List<Object> list ;
-        if (resourceList != null && resourceList.size() > 0) {
+        if (CollectionUtils.isNotEmpty(resourceList)) {
             Set<Resource> resourceSet = new HashSet<>(resourceList);
             List<Resource> authedResourceList = resourcesMapper.queryAuthorizedResourceList(userId);
 
@@ -801,7 +793,7 @@ public class ResourcesService extends BaseService {
         List<UdfFunc> udfFuncList = udfFunctionMapper.queryUdfFuncExceptUserId(userId);
         List<UdfFunc> resultList = new ArrayList<>();
         Set<UdfFunc> udfFuncSet = null;
-        if (udfFuncList != null && udfFuncList.size() > 0) {
+        if (CollectionUtils.isNotEmpty(udfFuncList)) {
             udfFuncSet = new HashSet<>(udfFuncList);
 
             List<UdfFunc> authedUDFFuncList = udfFunctionMapper.queryAuthedUdfFunc(userId);
@@ -897,10 +889,9 @@ public class ResourcesService extends BaseService {
      */
     private void getAuthorizedResourceList(Set<?> resourceSet, List<?> authedResourceList) {
         Set<?> authedResourceSet = null;
-        if (authedResourceList != null && authedResourceList.size() > 0) {
+        if (CollectionUtils.isNotEmpty(authedResourceList)) {
             authedResourceSet = new HashSet<>(authedResourceList);
             resourceSet.removeAll(authedResourceSet);
-
         }
     }
 

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/PropertyUtils.java

@@ -71,7 +71,7 @@ public class PropertyUtils {
      *
      * @return  judge whether resource upload startup
      */
-    public static Boolean getResUploadStartupState(){
+    public static boolean getResUploadStartupState(){
         String resUploadStartupType = PropertyUtils.getString(Constants.RES_UPLOAD_STARTUP_TYPE);
         ResUploadType resUploadType = ResUploadType.valueOf(resUploadStartupType);
         return resUploadType == ResUploadType.HDFS || resUploadType == ResUploadType.S3;

dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ResourceMapperTest.java

@@ -138,7 +138,7 @@ public class ResourceMapperTest {
         resource.setCreateTime(new Date());
         //update
         int update = resourceMapper.updateById(resource);
-        Assert.assertEquals(update, 1);
+        Assert.assertEquals(1, update);
         resourceMapper.deleteById(resource.getId());
     }
 
@@ -149,7 +149,7 @@ public class ResourceMapperTest {
     public void testDelete(){
         Resource resourceMap = insertOne();
         int delete = resourceMapper.deleteById(resourceMap.getId());
-        Assert.assertEquals(delete, 1);
+        Assert.assertEquals(1, delete);
     }
 
     /**
@@ -236,8 +236,8 @@ public class ResourceMapperTest {
 
         resourceUserMapper.deleteById(resourcesUser.getId());
         resourceMapper.deleteById(resource.getId());
-        Assert.assertEquals(resources.size(), 0);
-        Assert.assertNotEquals(resources1.size(), 0);
+        Assert.assertEquals(0, resources.size());
+        Assert.assertNotEquals(0, resources1.size());
 
     }
 
@@ -251,7 +251,7 @@ public class ResourceMapperTest {
         List<Resource> resources = resourceMapper.queryAuthorizedResourceList(resource.getUserId());
 
         resourceMapper.deleteById(resource.getId());
-        Assert.assertEquals(resources.size(), 0);
+        Assert.assertEquals(0, resources.size());
     }
 
     /**
@@ -293,7 +293,7 @@ public class ResourceMapperTest {
         );
 
 
-        Assert.assertEquals(resource1, "ut tenant code for resource");
+        Assert.assertEquals("ut tenant code for resource", resource1);
         resourceMapper.deleteById(resource.getId());
 
     }

dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/mapper/ResourceUserMapperTest.java

@@ -62,7 +62,7 @@ public class ResourceUserMapperTest {
         queue.setCreateTime(new Date());
         //update
         int update = resourceUserMapper.updateById(queue);
-        Assert.assertEquals(update, 1);
+        Assert.assertEquals(1, update);
         resourceUserMapper.deleteById(queue.getId());
     }
 
@@ -73,7 +73,7 @@ public class ResourceUserMapperTest {
     public void testDelete(){
         ResourcesUser queue = insertOne();
         int delete = resourceUserMapper.deleteById(queue.getId());
-        Assert.assertEquals(delete, 1);
+        Assert.assertEquals(1, delete);
     }
 
     /**

dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/future/ResponseFuture.java

@@ -32,9 +32,9 @@ import java.util.concurrent.*;
  */
 public class ResponseFuture {
 
-    private final static Logger LOGGER = LoggerFactory.getLogger(ResponseFuture.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(ResponseFuture.class);
 
-    private final static ConcurrentHashMap<Long,ResponseFuture> FUTURE_TABLE = new ConcurrentHashMap<>(256);
+    private static final ConcurrentHashMap<Long,ResponseFuture> FUTURE_TABLE = new ConcurrentHashMap<>(256);
 
     /**
      *  request unique identification
@@ -63,11 +63,11 @@ public class ResponseFuture {
     /**
      *  response command
      */
-    private volatile Command responseCommand;
+    private Command responseCommand;
 
     private volatile boolean sendOk = true;
 
-    private volatile Throwable cause;
+    private Throwable cause;
 
     public ResponseFuture(long opaque, long timeoutMillis, InvokeCallback invokeCallback, ReleaseSemaphore releaseSemaphore) {
         this.opaque = opaque;

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/utils/RemoveZKNode.java

@@ -28,7 +28,7 @@ import org.springframework.context.annotation.ComponentScan;
 @ComponentScan("org.apache.dolphinscheduler")
 public class RemoveZKNode implements CommandLineRunner {
 
-    private static Integer ARGS_LENGTH = 1;
+    private static final Integer ARGS_LENGTH = 1;
 
     private static final Logger logger = LoggerFactory.getLogger(RemoveZKNode.class);