package com.google.code.lightssh.project.workflow.service;
import java.util.Map;
import javax.annotation.Resource;
import org.activiti.engine.delegate.DelegateExecution;
import org.activiti.engine.delegate.ExecutionListener;
import org.activiti.engine.repository.ProcessDefinition;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import com.google.code.lightssh.project.util.constant.WorkflowConstant;
import com.google.code.lightssh.project.workflow.model.ExecutionType;
/**
*
* @author Aspen
* @date 2013-8-28
*
*/
@Component("businessHookHandler")
public class BusinessHookHandler implements ExecutionListener{
private static final long serialVersionUID = -600379525468276973L;
private static Logger log = LoggerFactory.getLogger(BusinessHookHandler.class);
@Resource(name="workflowManager")
private WorkflowManager workflowManager;
/**
* 工作流业务实现Map
*/
@Resource(name="workflowBizHookMap")
private Map<String,BusinessManager> workflowBizHookMap;
/**
* 获取业务处理类
*/
protected BusinessManager getBizManager( String procDefKey ){
if( workflowBizHookMap == null ){
log.warn("工作流业务处理类为空！");
return null;
}
BusinessManager mgr = workflowBizHookMap.get(procDefKey);
if( mgr == null )
log.warn("工作流[{}]业务处理类未定义！",procDefKey);
return mgr;
}
@Override
public void notify(DelegateExecution execution) throws Exception {
String procDefId = execution.getProcessDefinitionId();
String procInstId = execution.getProcessInstanceId();
String bizKey = execution.getProcessBusinessKey();
log.debug("流程挂钩业务处理,流程定义Id[{}],业务关联Key[{}]",procDefId,bizKey);
ProcessDefinition procDef = workflowManager.getProcessDefinition(procDefId);
if( procDef == null ){
log.error("工作流定义[{}]不存在！",procDefId);
return;
}
String procDefKey = procDef.getKey(); //流程定义Key
BusinessManager bizMgr = getBizManager( procDefKey );
Object motion = execution.getVariable(
WorkflowConstant.TASK_ACTIOIN_VARIABLE_NAME );
log.debug("流程挂钩业务处理,流程实例Id[{}],业务Key[{}],Activity名称[{}],参数[{}]=[{}]",
new Object[]{procInstId,bizKey,execution.getCurrentActivityName()
,WorkflowConstant.TASK_ACTIOIN_VARIABLE_NAME,motion});
ExecutionType type = null;
if( motion != null )
type = ExecutionType.valueOf(motion.toString());
if( bizMgr != null )
bizMgr.process(type,procDefKey,procInstId,bizKey);
}
}