content: package com.alibaba.smart.framework.engine.instance.storage;
  
  import java.util.List;
  
  import com.alibaba.smart.framework.engine.configuration.ProcessEngineConfiguration;
  import com.alibaba.smart.framework.engine.model.instance.ActivityInstance;
  import com.alibaba.smart.framework.engine.model.instance.Instance;
  
  public interface ActivityInstanceStorage {
  
      void insert(ActivityInstance activityInstance,
                  ProcessEngineConfiguration processEngineConfiguration);
  
      ActivityInstance update(ActivityInstance activityInstance,
                              ProcessEngineConfiguration processEngineConfiguration);
  
      ActivityInstance find(String activityInstanceId,String tenantId,
                            ProcessEngineConfiguration processEngineConfiguration);
  
      ActivityInstance findWithShading(String processInstanceId, String activityInstanceId,String tenantId,
              ProcessEngineConfiguration processEngineConfiguration);
  
      void remove(String activityInstanceId,String tenantId,
                  ProcessEngineConfiguration processEngineConfiguration);
  
      List<ActivityInstance> findAll(String processInstanceId,String tenantId,
                                     ProcessEngineConfiguration processEngineConfiguration);
  
  }
  