package com.mossle.bpm.listener;
import java.util.Collections;
import java.util.List;
import com.mossle.api.org.OrgConnector;
import com.mossle.api.user.UserConnector;
import com.mossle.bpm.cmd.CompleteTaskWithCommentCmd;
import com.mossle.bpm.persistence.domain.BpmConfRule;
import com.mossle.bpm.persistence.manager.BpmConfRuleManager;
import com.mossle.bpm.support.DefaultTaskListener;
import com.mossle.bpm.support.MapVariableScope;
import com.mossle.core.spring.ApplicationContextHelper;
import org.activiti.engine.delegate.DelegateTask;
import org.activiti.engine.impl.context.Context;
import org.activiti.engine.impl.el.ExpressionManager;
import org.activiti.engine.impl.persistence.entity.HistoricProcessInstanceEntity;
import org.activiti.engine.impl.persistence.entity.HistoricTaskInstanceEntity;
import org.activiti.engine.impl.persistence.entity.ProcessDefinitionEntity;
import org.activiti.engine.impl.pvm.PvmActivity;
import org.activiti.engine.impl.pvm.PvmTransition;
import org.activiti.engine.impl.pvm.process.ActivityImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.jdbc.core.JdbcTemplate;
public class SkipTaskListener extends DefaultTaskListener {
private static Logger logger = LoggerFactory
.getLogger(SkipTaskListener.class);
@Override
public void onCreate(DelegateTask delegateTask) throws Exception {
String taskDefinitionKey = delegateTask.getTaskDefinitionKey();
String processDefinitionId = delegateTask.getProcessDefinitionId();
String processInstanceId = delegateTask.getProcessInstanceId();
HistoricProcessInstanceEntity historicProcessInstanceEntity = Context
.getCommandContext().getHistoricProcessInstanceEntityManager()
.findHistoricProcessInstance(processInstanceId);
List<BpmConfRule> bpmConfRules = ApplicationContextHelper
.getBean(BpmConfRuleManager.class)
.find("from BpmConfRule where bpmConfNode.bpmConfBase.processDefinitionId=? and bpmConfNode.code=?",
processDefinitionId, taskDefinitionKey);
logger.debug("delegateTask.getId : {}", delegateTask.getId());
logger.debug("taskDefinitionKey : {}", taskDefinitionKey);
logger.debug("processDefinitionId : {}", processDefinitionId);
logger.debug("processInstanceId : {}", processInstanceId);
logger.debug("bpmConfRules : {}", bpmConfRules);
for (BpmConfRule bpmConfRule : bpmConfRules) {
String value = bpmConfRule.getValue();
if ("职位".equals(value) || "高级职位自动跳过".equals(value)) {
this.processPosition(delegateTask, value);
} else if ("相邻相同人员自动跳过".equals(value)) {
this.processNeighbor(delegateTask, value);
} else {
this.processExpression(delegateTask, value);
}
}
}
public void processPosition(DelegateTask delegateTask, String value) {
String processInstanceId = delegateTask.getProcessInstanceId();
HistoricProcessInstanceEntity historicProcessInstanceEntity = Context
.getCommandContext().getHistoricProcessInstanceEntityManager()
.findHistoricProcessInstance(processInstanceId);
String initiator = historicProcessInstanceEntity.getStartUserId();
OrgConnector orgConnector = (OrgConnector) ApplicationContextHelper
.getBean(OrgConnector.class);
// 获得发起人的职位
int initiatorLevel = orgConnector.getJobLevelByUserId(initiator);
// 获得审批人的职位
int assigneeLevel = orgConnector.getJobLevelByUserId(delegateTask
.getAssignee());
// 比较
if (initiatorLevel >= assigneeLevel) {
logger.info("skip task : {}", delegateTask.getId());
logger.info("initiatorLevel : {}, assigneeLevel : {}",
initiatorLevel, assigneeLevel);
new CompleteTaskWithCommentCmd(delegateTask.getId(),
Collections.<String, Object> emptyMap(), "高级职位自动跳过")
.execute(Context.getCommandContext());
}
}
public void processNeighbor(DelegateTask delegateTask, String value) {
String processDefinitionId = delegateTask.getProcessDefinitionId();
ProcessDefinitionEntity processDefinitionEntity = Context
.getProcessEngineConfiguration().getProcessDefinitionCache()
.get(processDefinitionId);
ActivityImpl activityImpl = processDefinitionEntity
.findActivity(delegateTask.getTaskDefinitionKey());
PvmTransition pvmTransition = activityImpl.getIncomingTransitions()
.iterator().next();
PvmActivity pvmActivity = pvmTransition.getSource();
if (!"userTask".equals(pvmActivity.getProperty("type"))) {
logger.info("previous {} {} not userTask, just skip",
pvmActivity.getId(), pvmActivity.getProperty("type"));
return;
}
String targetActivityId = pvmActivity.getId();
/*
* JdbcTemplate jdbcTemplate = ApplicationContextHelper .getBean(JdbcTemplate.class); String previousAssignee =
* jdbcTemplate .queryForObject(
* "select ASSIGNEE_ from ACT_HI_TASKINST where ACT_ID_=? order by END_TIME_ desc", String.class,
* targetActivityId);
*/
List<HistoricTaskInstanceEntity> historicTaskInstanceEntities = Context
.getCommandContext().getDbSqlSession()
.findInCache(HistoricTaskInstanceEntity.class);
logger.info("{}", historicTaskInstanceEntities);
String previousAssignee = null;
for (HistoricTaskInstanceEntity historicTaskInstanceEntity : historicTaskInstanceEntities) {
if (targetActivityId.equals(historicTaskInstanceEntity
.getTaskDefinitionKey())) {
previousAssignee = historicTaskInstanceEntity.getAssignee();
break;
}
}
if (previousAssignee == null) {
logger.info("cannot previous assignee, skip");
return;
}
logger.info("previousAssignee : {}", previousAssignee);
logger.info("delegateTask.getAssignee() : {}",
delegateTask.getAssignee());
if (previousAssignee.equals(delegateTask.getAssignee())) {
logger.info("skip");
new CompleteTaskWithCommentCmd(delegateTask.getId(),
Collections.<String, Object> emptyMap(), "相邻相同人员自动跳过")
.execute(Context.getCommandContext());
}
}
public void processExpression(DelegateTask delegateTask, String value) {
UserConnector userConnector = ApplicationContextHelper
.getBean(UserConnector.class);
ExpressionManager expressionManager = Context
.getProcessEngineConfiguration().getExpressionManager();
String processInstanceId = delegateTask.getProcessInstanceId();
HistoricProcessInstanceEntity historicProcessInstanceEntity = Context
.getCommandContext().getHistoricProcessInstanceEntityManager()
.findHistoricProcessInstance(processInstanceId);
String initiator = historicProcessInstanceEntity.getStartUserId();
MapVariableScope mapVariableScope = new MapVariableScope();
mapVariableScope.setVariable("initiator",
userConnector.findById(initiator));
Object objectResult = expressionManager.createExpression(value)
.getValue(mapVariableScope);
if ((objectResult == null) || (!(objectResult instanceof Boolean))) {
logger.error("{} is not Boolean, just return", objectResult);
return;
}
Boolean result = (Boolean) objectResult;
logger.info("value : {}, result : {}", value, result);
if (result) {
logger.info("skip task : {}", delegateTask.getId());
new CompleteTaskWithCommentCmd(delegateTask.getId(),
Collections.<String, Object> emptyMap(), "跳过")
.execute(Context.getCommandContext());
}
}
}