Revise annotation spelling errors & Enhanced code robustness (#3042)

* revise annotation spelling errors & enhanced code robustness

* revise annotation spelling errors & enhanced code robustness
Co-authored-by: Nsunchaohe <sunzhaohe@linklogis.com>
Co-authored-by: Ndailidong <dailidong66@gmail.com>
Co-authored-by: Nqiaozhanwei <qiaozhanwei@outlook.com>

dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/utils/CheckUtils.java

@@ -115,7 +115,7 @@ public class CheckUtils {
    *
    * @param parameter parameter
    * @param taskType task type
-   * @return true if taks node parameters are valid, otherwise return false
+   * @return true if task node parameters are valid, otherwise return false
    */
   public static boolean checkTaskNodeParameters(String parameter, String taskType) {
     AbstractParameters abstractParameters = TaskParametersUtils.getParameters(taskType, parameter);

dolphinscheduler-remote/src/main/java/org/apache/dolphinscheduler/remote/command/TaskInfo.java

@@ -34,7 +34,7 @@ public class TaskInfo implements Serializable{
 
 
     /**
-     *  taks name
+     *  task name
      */
     private String taskName;
 

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/entity/TaskExecutionContext.java

@@ -39,7 +39,7 @@ public class TaskExecutionContext implements Serializable{
 
 
     /**
-     *  taks name
+     *  task name
      */
     private String taskName;
 

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/NettyRemoteChannel.java

@@ -34,7 +34,7 @@ public class NettyRemoteChannel {
     private final Channel channel;
 
     /**
-     *  equest unique identification
+     *  request unique identification
      */
     private final long opaque;
 

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/TaskCallbackService.java

@@ -17,7 +17,6 @@
 
 package org.apache.dolphinscheduler.server.worker.processor;
 
-
 import io.netty.channel.Channel;
 import io.netty.channel.ChannelFuture;
 import io.netty.channel.ChannelFutureListener;
@@ -33,14 +32,12 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
-
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
-
 import static org.apache.dolphinscheduler.common.Constants.SLEEP_TIME_MILLIS;
 
 /**
- *  taks callback service
+ *  task callback service
  */
 @Service
 public class TaskCallbackService {

dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/worker/processor/TaskExecuteProcessor.java

@@ -51,7 +51,6 @@ public class TaskExecuteProcessor implements NettyRequestProcessor {
 
     private final Logger logger = LoggerFactory.getLogger(TaskExecuteProcessor.class);
 
-
     /**
      *  thread executor service
      */
@@ -83,9 +82,18 @@ public class TaskExecuteProcessor implements NettyRequestProcessor {
 
         logger.info("received command : {}", taskRequestCommand);
 
-        String contextJson = taskRequestCommand.getTaskExecutionContext();
+        if(taskRequestCommand == null){
+            logger.error("task execute request command is null");
+            return;
+        }
 
+        String contextJson = taskRequestCommand.getTaskExecutionContext();
         TaskExecutionContext taskExecutionContext = JSONUtils.parseObject(contextJson, TaskExecutionContext.class);
+        if(taskExecutionContext == null){
+            logger.error("task execution context is null");
+            return;
+        }
+
         taskExecutionContext.setHost(OSUtils.getHost() + ":" + workerConfig.getListenPort());
 
         // local execute path
@@ -102,7 +110,7 @@ public class TaskExecuteProcessor implements NettyRequestProcessor {
 
         // tell master that task is in executing
         final Command ackCommand = buildAckCommand(taskExecutionContext).convert2Command();
-        
+
         try {
             RetryerUtils.retryCall(() -> {
                 taskCallbackService.sendAck(taskExecutionContext.getTaskInstanceId(),ackCommand);

dolphinscheduler-server/src/test/java/org/apache/dolphinscheduler/server/worker/processor/TaskCallbackServiceTest.java

@@ -18,14 +18,17 @@ package org.apache.dolphinscheduler.server.worker.processor;
 
 import io.netty.channel.Channel;
 import org.apache.dolphinscheduler.common.thread.Stopper;
+import org.apache.dolphinscheduler.common.utils.JSONUtils;
 import org.apache.dolphinscheduler.remote.NettyRemotingClient;
 import org.apache.dolphinscheduler.remote.NettyRemotingServer;
 import org.apache.dolphinscheduler.remote.command.CommandType;
 import org.apache.dolphinscheduler.remote.command.TaskExecuteAckCommand;
+import org.apache.dolphinscheduler.remote.command.TaskExecuteRequestCommand;
 import org.apache.dolphinscheduler.remote.command.TaskExecuteResponseCommand;
 import org.apache.dolphinscheduler.remote.config.NettyClientConfig;
 import org.apache.dolphinscheduler.remote.config.NettyServerConfig;
 import org.apache.dolphinscheduler.remote.utils.Host;
+import org.apache.dolphinscheduler.server.entity.TaskExecutionContext;
 import org.apache.dolphinscheduler.server.master.config.MasterConfig;
 import org.apache.dolphinscheduler.server.master.processor.TaskAckProcessor;
 import org.apache.dolphinscheduler.server.master.processor.TaskResponseProcessor;
@@ -52,10 +55,23 @@ import java.util.Date;
  * test task call back service
  */
 @RunWith(SpringJUnit4ClassRunner.class)
-@ContextConfiguration(classes={TaskCallbackServiceTestConfig.class, SpringZKServer.class, SpringApplicationContext.class, MasterRegistry.class, WorkerRegistry.class,
-        ZookeeperRegistryCenter.class, MasterConfig.class, WorkerConfig.class,
-        ZookeeperCachedOperator.class, ZookeeperConfig.class, ZookeeperNodeManager.class, TaskCallbackService.class,
-        TaskResponseService.class, TaskAckProcessor.class,TaskResponseProcessor.class})
+@ContextConfiguration(classes={
+        TaskCallbackServiceTestConfig.class,
+        SpringZKServer.class,
+        SpringApplicationContext.class,
+        MasterRegistry.class,
+        WorkerRegistry.class,
+        ZookeeperRegistryCenter.class,
+        MasterConfig.class,
+        WorkerConfig.class,
+        ZookeeperCachedOperator.class,
+        ZookeeperConfig.class,
+        ZookeeperNodeManager.class,
+        TaskCallbackService.class,
+        TaskResponseService.class,
+        TaskAckProcessor.class,
+        TaskResponseProcessor.class,
+        TaskExecuteProcessor.class})
 public class TaskCallbackServiceTest {
 
     @Autowired
@@ -70,6 +86,9 @@ public class TaskCallbackServiceTest {
     @Autowired
     private TaskResponseProcessor taskResponseProcessor;
 
+    @Autowired
+    private TaskExecuteProcessor taskExecuteProcessor;
+
     /**
      * send ack test
      * @throws Exception
@@ -176,6 +195,35 @@ public class TaskCallbackServiceTest {
         }
     }
 
+    @Test
+    public void testTaskExecuteProcessor() throws Exception{
+        final NettyServerConfig serverConfig = new NettyServerConfig();
+        serverConfig.setListenPort(30000);
+        NettyRemotingServer nettyRemotingServer = new NettyRemotingServer(serverConfig);
+        nettyRemotingServer.registerProcessor(CommandType.TASK_EXECUTE_REQUEST, taskExecuteProcessor);
+        nettyRemotingServer.start();
+
+        final NettyClientConfig clientConfig = new NettyClientConfig();
+        NettyRemotingClient nettyRemotingClient = new NettyRemotingClient(clientConfig);
+
+        TaskExecuteRequestCommand taskExecuteRequestCommand = new TaskExecuteRequestCommand();
+
+        nettyRemotingClient.send(new Host("localhost",30000),taskExecuteRequestCommand.convert2Command());
+
+        taskExecuteRequestCommand.setTaskExecutionContext(JSONUtils.toJsonString(new TaskExecutionContext()));
+
+        nettyRemotingClient.send(new Host("localhost",30000),taskExecuteRequestCommand.convert2Command());
+
+        Thread.sleep(5000);
+
+        Stopper.stop();
+
+        Thread.sleep(5000);
+
+        nettyRemotingServer.close();
+        nettyRemotingClient.close();
+    }
+
 //    @Test(expected = IllegalStateException.class)
 //    public void testSendAckWithIllegalStateException2(){
 //        masterRegistry.registry();