Activiti Custom Process Spring Consolidation Activiti-modeler Instance (ix): Historical task Query

1. All tasks completed, the process is over, query history task or historical process to operate Act_hi_taskinst table, with the Historyservice to invoke the relevant methods.
This section samples query history tasks, and the history process no longer specializes in examples.


2. Background business code,
(1) custom Task entity classes
[Java]  View Plain  copy   package model;   import java.util.date;       public class histaskmodel {       private String  id;       private String name;        private string assignee;       private String  processinstanceid;       private Date startTime;        private Date endTime;       private String  cause;       private String content;        private String taskType;          public string  getcause ()  {           return cause;        }          public void setcause (string cause)  {            this.cause = cause;        }          public string getcontent ()  {            return content;        }          public void setcontent (string content)  {           this.content = content;        }          public String  Gettasktype ()  {           return taskType;        }          public void  Settasktype (string tAsktype)  {           this.taskType = taskType;        }          public String  GetId ()  {           return id;        }          public void setid (string id)  {           this.id = id;        }          public string getname ()  {            return name;        }