common，dao，server useless code and chinese modify (#1199)

* add ConnectionFactoryTest and ConnectionFactory read datasource from appliction.yml

* .escheduler_env.sh to dolphinscheduler_env.sh

* dao yml assembly to conf directory

* table name modify

* entity title table  name modify

* logback log name modify

* running through the big process

* running through the big process error modify

* logback log name modify

* data_source.properties rename

* logback log name modify

* install.sh optimization

* install.sh optimization

* command count modify

* command state update

* countCommandState sql update

* countCommandState sql update

* remove application.yml file

* master.properties modify

* install.sh modify

* install.sh modify

* api server startup modify

* the current user quits and the session is completely emptied. bug fix

* remove pom package resources

* checkQueueNameExist method update

* checkQueueExist

* install.sh error output update

* signOut error update

* ProcessDao is null bug fix

* install.sh add mail.user

* request url variables replace

* process define import bug fix

* process define import export bug fix

* processdefine import export bug fix

* down log suffix format modify

* import export process define contains crontab error bug fix

* add Flink local mode

* ProcessDao is null bug fix

* loadAverage display problem bug fix

* MasterServer rename Server

* rollback .env

* rollback .env

* MasterServer rename Server

* the task is abnormal and task is running bug fix

* owners and administrators can delete

* dockerfile optimization

* dockerfile optimization

* dockerfile optimization

* remove application-alert.properties

* task log print worker log bug fix

* remove .escheduler_env.sh

* change dockerfile email address

* dockerfile dao application.properties and install.sh modify

* application.properties modify

* application.properties modify

* dockerfile startup.sh modify

* remove docs

* nginx conf modify

* dockerfile application.properties modify

* dockerfile email address change

* the alert module is modified in English.

* alert server comment and chinese modify

* api server useless code and chinese modify

* common，dao，server useless code and chinese modify

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/IStoppable.java

@@ -24,6 +24,6 @@ public interface IStoppable {
    * Stop this service.
    * @param cause why stopping
    */
-  public void stop(String cause);
+   void stop(String cause);
 
 }
\ No newline at end of file

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/enums/CommandType.java

@@ -29,7 +29,7 @@ public enum CommandType {
      * command types
      * 0 start a new process
      * 1 start a new process from current nodes
-     * 2  recover tolerance fault work flow
+     * 2 recover tolerance fault work flow
      * 3 start process from paused task nodes
      * 4 start process from failure task nodes
      * 5 complement data

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/enums/DependStrategy.java

-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.dolphinscheduler.common.enums;
-
-/**
- * depend strategy
- */
-public enum DependStrategy {
-
-    /**
-     * 0 none，1 all success 2 all failed 3 one success 4 one failed
-     */
-    NONE, ALL_SUCCESS, ALL_FAILED, ONE_SUCCESS, ONE_FAILED
-
-}

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/enums/SelfDependStrategy.java

-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.dolphinscheduler.common.enums;
-
-/**
- * self depency strategy
- */
-public enum SelfDependStrategy {
-
-  /**
-   * 0 donot depend the last cycle;
-   * 1 depend the last cycle
-   **/
-  NO_DEP_PRE, DEP_PRE
-}

dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/enums/ServerEnum.java

-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.dolphinscheduler.common.enums;
-
-/**
- * cycle enums
- */
-public enum ServerEnum {
-
-    /**
-     * master server , worker server
-     */
-    MASTER_SERVER,WORKER_SERVER
-
-}

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

-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.dolphinscheduler.common.utils;
-
-/**
- * enum field util
- */
-public class EnumFieldUtil {
-    /**
-     * Generate a string for the enums field
-     *
-     * @param field
-     * @param enumClass
-     * @return
-     */
-    public static String genFieldStr(String field, Class<?> enumClass) {
-        //TODO...
-        // delete this class when mybatisplus is ok
-        return "";
-//        return "#{" + field + ",javaType=" + enumClass.getName() + ",typeHandler=" + EnumOrdinalTypeHandler.class.getName() + "}";
-    }
-
-}

dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/graph/DAGTest.java

@@ -64,7 +64,7 @@ public class DAGTest {
       graph.addNode(i, "v(" + i + ")");
     }
 
-    // 构造边
+    // construction side
     assertTrue(graph.addEdge(1, 2));
 
     assertTrue(graph.addEdge(2, 5));
@@ -84,7 +84,7 @@ public class DAGTest {
 
 
   /**
-   * 测试增加顶点
+   * add node
    */
   @Test
   public void testAddNode() {
@@ -104,7 +104,7 @@ public class DAGTest {
 
 
   /**
-   * 添加边
+   * add edge
    */
   @Test
   public void testAddEdge() {
@@ -129,7 +129,7 @@ public class DAGTest {
 
 
   /**
-   * 测试后续结点
+   * add subsequent node
    */
   @Test
   public void testSubsequentNodes() {
@@ -141,7 +141,7 @@ public class DAGTest {
 
 
   /**
-   * 测试入度
+   * test indegree
    */
   @Test
   public void testIndegree() {
@@ -155,7 +155,7 @@ public class DAGTest {
 
 
   /**
-   * 测试起点
+   * test begin node
    */
   @Test
   public void testBeginNode() {
@@ -170,7 +170,7 @@ public class DAGTest {
 
 
   /**
-   * 测试终点
+   * test end node
    */
   @Test
   public void testEndNode() {
@@ -183,18 +183,18 @@ public class DAGTest {
 
 
   /**
-   * 测试环
+   * test cycle
    */
   @Test
   public void testCycle() {
     clear();
 
-    // 构造顶点
+
     for (int i = 1; i <= 5; ++i) {
       graph.addNode(i, "v(" + i + ")");
     }
 
-    // 构造边, 1->2, 2->3, 3->4
+    // construction side
     try {
       graph.addEdge(1, 2);
       graph.addEdge(2, 3);
@@ -208,9 +208,9 @@ public class DAGTest {
 
 
     try {
-      boolean addResult = graph.addEdge(4, 1);//有环，添加失败
+      boolean addResult = graph.addEdge(4, 1);
 
-      if(!addResult){//有环，添加失败
+      if(!addResult){
         assertTrue(true);
       }
 
@@ -222,15 +222,14 @@ public class DAGTest {
       fail();
     }
 
-    // 重新清空
     clear();
 
-    // 构造顶点
+    // construction node
     for (int i = 1; i <= 5; ++i) {
       graph.addNode(i, "v(" + i +")");
     }
 
-    // 构造边, 1->2, 2->3, 3->4
+    // construction side, 1->2, 2->3, 3->4
     try {
       graph.addEdge(1, 2);
       graph.addEdge(2, 3);
@@ -251,7 +250,8 @@ public class DAGTest {
     makeGraph();
 
     try {
-      List<Integer> topoList = new ArrayList<>();//一种拓扑结果是1 3 4 2 5 6 7
+      // topological result is : 1 3 4 2 5 6 7
+      List<Integer> topoList = new ArrayList<>();
       topoList.add(1);
       topoList.add(3);
       topoList.add(4);
@@ -276,10 +276,10 @@ public class DAGTest {
     graph.addEdge(2, 3, null, true);
     graph.addEdge(3, 4, null, true);
     graph.addEdge(4, 5, null, true);
-    graph.addEdge(5, 1, null, false); //因环会添加失败，ERROR级别日志输出
+    graph.addEdge(5, 1, null, false); //The loop will fail to add
 
     try {
-      List<Integer> topoList = new ArrayList<>();//拓扑结果是1 2 3 4 5
+      List<Integer> topoList = new ArrayList<>();// topological result is : 1 2 3 4 5
       topoList.add(1);
       topoList.add(2);
       topoList.add(3);
@@ -296,9 +296,6 @@ public class DAGTest {
   }
 
 
-  /**
-   *
-   */
   @Test
   public void testTopologicalSort3() throws Exception {
     clear();
@@ -316,7 +313,7 @@ public class DAGTest {
       graph.addNode(i, "v(" + i + ")");
     }
 
-    // 构造边
+    // construction node
     assertTrue(graph.addEdge(1, 2));
 
     assertTrue(graph.addEdge(1, 3));
@@ -345,9 +342,6 @@ public class DAGTest {
 
       logger.info(i + " subsequentNodes : " + graph.getSubsequentNodes(i));
     }
-
-//    assertArrayEquals(expectedList.toArray(),graph.topologicalSort().toArray());
-
     logger.info(6 + "  previousNodesb: " + graph.getPreviousNodes(6));
     assertEquals(5, graph.getSubsequentNodes(2).toArray()[0]);
 

dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/os/OSUtilsTest.java

@@ -33,8 +33,6 @@ import java.text.DecimalFormat;
 public class OSUtilsTest {
 
     private static Logger logger = LoggerFactory.getLogger(OSUtilsTest.class);
-//    static SystemInfo si = new SystemInfo();
-//    static HardwareAbstractionLayer hal = si.getHardware();
 
 
     @Test
@@ -46,7 +44,6 @@ public class OSUtilsTest {
     @Test
     public void memoryUsage() {
         logger.info("memoryUsage : {}", OSUtils.memoryUsage());// 0.3361799418926239
-//        printMemory(hal.getMemory());// 35 %
     }
 
     @Test
@@ -81,66 +78,4 @@ public class OSUtilsTest {
 
         logger.info("cpuUsage1 : {}", df.format(cpuUsage));
     }
-
-
-//
-//    @Test
-//    public void getUserList() {
-//        logger.info("getUserList : {}", OSUtils.getUserList());
-//    }
-//
-//
-//    @Test
-//    public void getGroup() throws Exception {
-//        logger.info("getGroup : {}", OSUtils.getGroup());
-//        logger.info("getGroup : {}", OSUtils.exeShell("groups"));
-//
-//
-//    }
-//
-//
-//    @Test
-//    public void getProcessID() {
-//        logger.info("getProcessID : {}", OSUtils.getProcessID());
-//    }
-//
-//
-//    @Test
-//    public void getHost() {
-//        logger.info("getHost : {}", OSUtils.getHost());
-//    }
-//
-//
-//
-//    @Test
-//    public void anotherGetOsInfoTest() throws InterruptedException {
-//        OperatingSystemMXBean os = ManagementFactory.getPlatformMXBean(OperatingSystemMXBean.class);
-//        final MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
-//
-//        MemoryUsage memoryUsage = memoryMXBean.getHeapMemoryUsage();
-//        double usage = (double)memoryUsage.getUsed() / (double)memoryUsage.getCommitted();
-//        logger.info("memory usage : {}",usage);
-//
-//        if (os instanceof UnixOperatingSystemMXBean) {
-//            UnixOperatingSystemMXBean unixOs = (UnixOperatingSystemMXBean) os;
-//            logger.info("getMaxFileDescriptorCount : {}" ,unixOs.getMaxFileDescriptorCount()); //10240
-//            logger.info("getOpenFileDescriptorCount : {}",unixOs.getOpenFileDescriptorCount()); //241
-//            logger.info("getAvailableProcessors : {}",unixOs.getAvailableProcessors()); //8
-//
-//            logger.info("getSystemLoadAverage : {}",unixOs.getSystemLoadAverage()); //1.36083984375
-//
-//            logger.info("getFreePhysicalMemorySize : {}",unixOs.getFreePhysicalMemorySize()); //209768448
-//
-//            logger.info("getTotalPhysicalMemorySize : {}",unixOs.getTotalPhysicalMemorySize()); //17179869184  16G
-//
-//            for(int i = 0; i < 3; i++) {
-//                logger.info("getSystemCpuLoad : {}", unixOs.getSystemCpuLoad()); //0.0
-//
-//                logger.info("getProcessCpuLoad : {}", unixOs.getProcessCpuLoad() * 10); //0.0
-//                Thread.sleep(1000l);
-//            }
-//        }
-//    }
-//
-
 }

dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/shell/ShellExecutorTest.java

@@ -24,6 +24,9 @@ import org.slf4j.LoggerFactory;
 import java.io.IOException;
 import java.util.concurrent.CountDownLatch;
 
+/**
+ * SHELL Taks Test
+ */
 public class ShellExecutorTest {
     private static final Logger logger = LoggerFactory.getLogger(ShellExecutorTest.class);
 

dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/threadutils/ThreadPoolExecutorsTest.java

@@ -21,6 +21,9 @@ import org.junit.Test;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+/**
+ * Thread Pool Executor Test
+ */
 public class ThreadPoolExecutorsTest {
 
     private static final Logger logger = LoggerFactory.getLogger(ThreadPoolExecutors.class);

dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/HadoopUtilsTest.java

@@ -48,9 +48,7 @@ public class HadoopUtilsTest {
     public void readFileTest(){
         try {
             byte[] bytes = HadoopUtils.getInstance().catFile("/dolphinscheduler/hdfs/resources/35435.sh");
-            logger.info("------------------start");
             logger.info(new String(bytes));
-            logger.info("---------------------end");
         } catch (Exception e) {
 
         }

dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/zk/StandaloneZKServerForTest.java

@@ -48,9 +48,7 @@ public class StandaloneZKServerForTest {
 
                 //delete zk data dir ?
                 File zkFile = new File(System.getProperty("java.io.tmpdir"), "zookeeper");
-//                if(zkFile.exists()){
-//                    zkFile.delete();
-//                }
+
                 startStandaloneServer("2000", zkFile.getAbsolutePath(), "2181", "10", "5");
             }
         });

dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/DaoFactory.java

@@ -36,10 +36,10 @@ public class DaoFactory {
   }
 
   /**
-   * 获取 Dao 实例
+   * get dao instance
    *
    * @param clazz
-   * @return Dao实例
+   * @return  dao instance
    */
   @SuppressWarnings("unchecked")
   public static <T extends AbstractBaseDao> T getDaoInstance(Class<T> clazz) {
@@ -47,9 +47,8 @@ public class DaoFactory {
     synchronized (daoMap) {
       if (!daoMap.containsKey(className)) {
         try {
-//          T t = BeanContext.getBean(clazz);
           T t = clazz.getConstructor().newInstance();
-          // 实例初始化
+          // init
           t.init();
           daoMap.put(className, t);
         } catch (Exception e) {

dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/MonitorDBDao.java

@@ -43,7 +43,7 @@ public class MonitorDBDao {
     public static final String VARIABLE_NAME = "variable_name";
 
     /**
-     * 加载配置文件
+     * load conf
      */
     private static Configuration conf;
 

dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/ProcessDao.java

@@ -59,7 +59,6 @@ public class ProcessDao extends AbstractBaseDao {
     private final int[] stateArray = new int[]{ExecutionStatus.SUBMITTED_SUCCESS.ordinal(),
             ExecutionStatus.RUNNING_EXEUTION.ordinal(),
             ExecutionStatus.READY_PAUSE.ordinal(),
-//            ExecutionStatus.NEED_FAULT_TOLERANCE.ordinal(),
             ExecutionStatus.READY_STOP.ordinal()};
 
     @Autowired
@@ -1017,9 +1016,6 @@ public class ProcessDao extends AbstractBaseDao {
      * ${processInstancePriority}_${processInstanceId}_${taskInstancePriority}_${taskId}_${task executed by ip1},${ip2}...
      *
      * The tasks with the highest priority are selected by comparing the priorities of the above four levels from high to low.
-     *
-     * 流程实例优先级_流程实例id_任务优先级_任务id_任务执行机器ip1，ip2...          high <- low
-     *
      * @param taskInstance
      * @return
      */
@@ -1167,7 +1163,6 @@ public class ProcessDao extends AbstractBaseDao {
             logger.error("save error, process instance is null!");
             return ;
         }
-        //创建流程实例
         if(workProcessInstance.getId() != 0){
             processInstanceMapper.updateById(workProcessInstance);
         }else{
@@ -1602,7 +1597,7 @@ public class ProcessDao extends AbstractBaseDao {
         Cron depCron;
         List<Date> list;
         List<Schedule> schedules = this.selectAllByProcessDefineId(ids);
-        // 遍历所有的调度信息
+        // for all scheduling info
         for(Schedule depSchedule:schedules){
             strCrontab = depSchedule.getCrontab();
             depCronExpression = CronUtils.parse2CronExpression(strCrontab);

dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/TaskRecordDao.java

@@ -43,7 +43,7 @@ public class TaskRecordDao {
     private static Logger logger = LoggerFactory.getLogger(TaskRecordDao.class.getName());
 
     /**
-     * 加载配置文件
+     * load conf
      */
     private static Configuration conf;
 

dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/entity/Dependency.java

-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.dolphinscheduler.dao.entity;
-
-import org.apache.dolphinscheduler.common.enums.SelfDependStrategy;
-
-/**
- * dependency
- */
-public class Dependency {
-
-    /**
-     * self depend strategy
-     */
-    private SelfDependStrategy self;
-
-    /**
-     * outer dependency string
-     */
-    private String outer;
-
-
-    public Dependency(){}
-
-    public Dependency(String outer, SelfDependStrategy self){
-
-        this.outer = outer;
-        this.self = self;
-
-    }
-
-
-    public SelfDependStrategy getSelf() {
-        return self;
-    }
-
-    public void setSelf(SelfDependStrategy self) {
-        this.self = self;
-    }
-
-    public String getOuter() {
-        return outer;
-    }
-
-    public void setOuter(String outer) {
-        this.outer = outer;
-    }
-}

dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/utils/DagHelper.java

@@ -44,7 +44,6 @@ public class DagHelper {
     /**
      * generate flow node relation list by task node list;
      * Edges that are not in the task Node List will not be added to the result
-     * 根据task Node List生成node关系列表,不在task Node List中的边不会被添加到结果中
      *
      * @param taskNodeList
      * @return
@@ -67,7 +66,6 @@ public class DagHelper {
 
     /**
      * generate task nodes needed by dag
-     * 生成dag需要的task nodes
      *
      * @param taskNodeList
      * @param taskDependType
@@ -119,7 +117,6 @@ public class DagHelper {
 
     /**
      * find all the nodes that depended on the start node
-     * 找到所有依赖start node的node
      *
      * @param startNode
      * @param taskNodeList
@@ -142,7 +139,6 @@ public class DagHelper {
 
     /**
      * find all nodes that start nodes depend on.
-     * 找到所有start node依赖的node
      *
      * @param startNode
      * @param taskNodeList
@@ -170,7 +166,6 @@ public class DagHelper {
 
     /**
      * generate dag by start nodes and recovery nodes
-     * 根据start nodes 和 recovery nodes 生成dag
      * @param processDefinitionJson
      * @param startNodeNameList
      * @param recoveryNodeNameList
@@ -217,7 +212,6 @@ public class DagHelper {
 
     /**
      * find node by node name
-     * 通过 name 获取节点
      * @param nodeDetails
      * @param nodeName
      * @return

dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/utils/cron/CycleLinks.java

@@ -23,7 +23,7 @@ import java.util.ArrayList;
 import java.util.List;
 
 /**
- * 链接判断工具
+ * DAG Cycle judge
  */
 public class CycleLinks extends AbstractCycle {
   private final List<AbstractCycle> cycleList = new ArrayList<>();

dolphinscheduler-dao/src/test/java/org/apache/dolphinscheduler/dao/utils/DagHelperTest.java

@@ -96,7 +96,6 @@ public class DagHelperTest {
         TaskNode node4 = new TaskNode();
         node4.setId("4");
         node4.setName("4");
-//        node4.setRunFlag(Constants.FLOWNODE_RUN_FLAG_FORBIDDEN);
         taskNodeList.add(node4);
 
         TaskNode node3 = new TaskNode();

dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/zk/StandaloneZKServerForTest.java

@@ -50,9 +50,7 @@ public class StandaloneZKServerForTest {
 
                 //delete zk data dir ?
                 File zkFile = new File(System.getProperty("java.io.tmpdir"), "zookeeper");
-//                if(zkFile.exists()){
-//                    zkFile.delete();
-//                }
+
                 startStandaloneServer("2000", zkFile.getAbsolutePath(), "2181", "10", "5");
             }
         });

dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/zk/ZKWorkerClientTest.java

-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.dolphinscheduler.server.zk;
-
-import org.junit.Assert;
-import org.junit.Test;
-
-import java.util.Arrays;
-import java.util.List;
-
-/**
- *
- */
-public class ZKWorkerClientTest {
-
-    @Test
-    public void getZKWorkerClient() throws Exception {
-
-
-//        ZKWorkerClient zkWorkerClient = ZKWorkerClient.getZKWorkerClient();
-//        zkWorkerClient.removeDeadServerByHost("127.0.0.1", Constants.WORKER_PREFIX);
-
-
-    }
-
-    @Test
-    public void test(){
-        String ips = "";
-
-        List<String> ipList = Arrays.asList(ips.split(","));
-
-
-        Assert.assertEquals(1, ipList.size());
-    }
-}
\ No newline at end of file