/**
* Copyright 2007-2008 非也
* All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation。
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses. *
*/
package org.fireflow.engine.taskinstance;
import java.util.List;
import org.fireflow.engine.EngineException;
import org.fireflow.engine.ITaskInstance;
import org.fireflow.engine.IWorkItem;
import org.fireflow.engine.impl.TaskInstance;
import org.fireflow.kernel.KernelException;
import org.fireflow.model.FormTask;
/**
* 动态任务分配句柄，用于指定后续环节的操作员。
* @author 非也,nychen2000@163.com
*/
public class DynamicAssignmentHandler implements IAssignmentHandler{
/**
* 工作项是否需要签收
*/
boolean needClaim = false;
/**
* 操作员Id列表
*/
List<String> actorIdsList = null;
public void assign(IAssignable asignable, String performerName) throws EngineException, KernelException {
if (actorIdsList==null || actorIdsList.size()==0){
TaskInstance taskInstance = (TaskInstance)asignable;
throw new EngineException(taskInstance.getProcessInstanceId(),taskInstance.getWorkflowProcess(),
taskInstance.getTaskId(),"actorIdsList can not be empty");
}
List<IWorkItem> workItems = asignable.assignToActors(actorIdsList);
ITaskInstance taskInst = (ITaskInstance)asignable;
//如果不需要签收，这里自动进行签收，（FormTask的strategy="all"或者=any并且工作项数量为1）
if (!needClaim){
if (FormTask.ALL.equals(taskInst.getAssignmentStrategy()) ||
(FormTask.ANY.equals(taskInst.getAssignmentStrategy()) && actorIdsList.size()==1)){
for (int i=0;i<workItems.size();i++){
IWorkItem wi = workItems.get(i);
wi.claim();
}
}
}
}
public List<String> getActorIdsList() {
return actorIdsList;
}
public void setActorIdsList(List<String> actorIdsList) {
this.actorIdsList = actorIdsList;
}
public boolean isNeedClaim() {
return needClaim;
}
public void setNeedClaim(boolean needSign) {
this.needClaim = needSign;
}
}