Update README.md

README.md

@@ -1006,6 +1006,7 @@ com.vprisk.workflow.core.ProcessDefinitionService
 	ProcessDefinitionDto processDefinitionDto = ...;
     processDefinitionService.copyProcessDefinition(processDefinitionDto);
 
+
 ##### 4.1.4 流程参数接口
 
 	com.vprisk.workflow.core.VariableService
@@ -1028,28 +1029,25 @@ com.vprisk.workflow.core.ProcessDefinitionService
 
 **设置流程实例或任务实例共有参数**
 
-@Transactional
-
+    @Transactional
     public Object setVariable(String tartgetId，String variableName) 
 
 **设置流程实例或任务实例私有参数**
 
-@Transactional
-
+    @Transactional
     public Object setVariableLocal(String tartgetId，String variableName) 
 
 **删除流程实例或任务实例私有参数**
 
-@Transactional
-
+    @Transactional
     public Object removeVariableLocal(String tartgetId，String variableName) 
 
 **删除流程实例或任务实例共有参数**
 
-@Transactional
-
+    @Transactional
     public Object removeVariable(String tartgetId，String variableName) 
 
+
 ##4.2 历史查询服务接口
 
 历史查询服务提供了工作流的所有历史数据。 在执行流程时，引擎会保存很多数据，比如流程实例启动时间，任务的参与者， 完成任务的时间，每个流程实例的执行路径等等。 这个服务主要通过查询功能来获得这些数据。
@@ -1082,9 +1080,10 @@ com.vprisk.workflow.core.HistoricTaskInstanceService
 
 **4.2.1.1 查询流程参数**
 
-	Strubg processInstanceId = ...;
+    String processInstanceId = ...;
     Map<String, Object> map = historicTaskInstanceService.getVariablesByProcessInstanceId(processInstanceId);
 
+
 ###4.2.2 历史流程实例服务接口
 
 com.vprisk.workflow.core.HistoricProcessInstanceService 
@@ -1096,11 +1095,13 @@ com.vprisk.workflow.core.HistoricProcessInstanceService
 	@Autowired
 	public HistoricProcessInstanceService historicProcessInstanceService;
 
+
 **4.2.2.1 查询指定流程实例详细**
 
 	Strubg processInstanceId = ...;
     ProcessInstanceDto dto = historicProcessInstanceService.findProcessInstanceById(processInstanceId);
 
+
 **4.2.2.1 分页查询流程实例**
 
 	Pageable pageable = ...;
@@ -1111,6 +1112,7 @@ com.vprisk.workflow.core.HistoricProcessInstanceService
 
     Page<WorkflowTableDto> page = historicProcessInstanceService.pageProcess(pageable，params);
 
+
 ## 4.3 扩展服务接口
 
 ###4.3.1 触发器服务接口 ###
@@ -1124,6 +1126,7 @@ com.vprisk.workflow.core.ListenerService
 	@Autowired
 	public ListenerService listenerService;
 
+
 ###4.3.2 流程参与人服务接口 ###
 
 com.vprisk.workflow.core.ParticipantService
@@ -1133,6 +1136,7 @@ com.vprisk.workflow.core.ParticipantService
 	@Autowired
 	public ParticipantService participantService;  
 
+
 ###4.3.3 历史任务扩展服务接口 ###
 
 com.vprisk.workflow.core.TaskHistoryService 
@@ -1144,6 +1148,7 @@ com.vprisk.workflow.core.TaskHistoryService
 	@Autowired
 	public TaskHistoryService taskHistoryService;
 
+
 ###4.3.4 流程代理服务接口 ###
 
 com.vprisk.workflow.core.ProcessAgentService  
@@ -1156,6 +1161,7 @@ com.vprisk.workflow.core.ProcessAgentService
 	@Autowired
 	public ProcessAgentService processAgentService;
 
+
 ###4.3.5 任务定义扩展服务接口 ###
 
 com.vprisk.workflow.core.NodeVariableService