/**
* Copyright 1996-2013 Founder International Co.,Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @author kenshin
*/
package com.founder.fix.fixflow.expand.cmd;
import org.eclipse.bpmn2.impl.FlowNodeImpl;
import com.founder.fix.fixflow.core.event.BaseElementEvent;
import com.founder.fix.fixflow.core.exception.FixFlowException;
import com.founder.fix.fixflow.core.impl.Context;
import com.founder.fix.fixflow.core.impl.bpmn.behavior.TaskCommandInst;
import com.founder.fix.fixflow.core.impl.cmd.AbstractExpandTaskCmd;
import com.founder.fix.fixflow.core.impl.interceptor.CommandContext;
import com.founder.fix.fixflow.core.impl.runtime.ProcessInstanceEntity;
import com.founder.fix.fixflow.core.impl.task.TaskInstanceEntity;
import com.founder.fix.fixflow.core.impl.util.ClockUtil;
import com.founder.fix.fixflow.core.impl.util.GuidUtil;
import com.founder.fix.fixflow.core.runtime.ExecutionContext;
import com.founder.fix.fixflow.core.task.DelegationState;
import com.founder.fix.fixflow.expand.command.PendingTaskCommand;
public class PendingDifFormTaskCmd extends AbstractExpandTaskCmd<PendingTaskCommand, Void> {
/**
* 转办的任务编号
*/
protected String pendingTaskId;
public PendingDifFormTaskCmd(PendingTaskCommand pendingTaskCommand) {
super(pendingTaskCommand);
this.pendingTaskId = pendingTaskCommand.getPendingTaskId();
}
public Void execute(CommandContext commandContext) {
if (pendingTaskId == null || pendingTaskId.equals("")) {
throw new FixFlowException("转办的任务不能为空");
}
TaskInstanceEntity pendingTask = Context.getCommandContext().getTaskManager().findTaskById(pendingTaskId);
// 初始化任务命令执行所需要的常用对象
loadProcessParameter(commandContext);
// 将外部变量注册到流程实例运行环境中
addVariable();
// 执行处理命令中的开发人员设置的表达式
runCommandExpression();
// 获取当前正在操作的任务对象
TaskInstanceEntity taskInstance = getTaskInstanceEntity();
// 获取当前正在操作的任务命令
TaskCommandInst taskCommand = getTaskCommandInst();
// 结束当前任务,但是不驱动令牌继续向下
taskInstance.customEnd(taskCommand, taskComment);
// 获取当前任务的处理者
String assigneeId = taskInstance.getAssignee();
// 将当前任务的设置为转办状态
taskInstance.setDelegationState(DelegationState.PENDING);
// 拷贝出一个新的任务
TaskInstanceEntity taskInstanceNew = taskInstance.clone();
// 设置新任务的GUID
taskInstanceNew.setId(GuidUtil.CreateGuid());
// 将新任务的处理者设置为需要转办的人
taskInstanceNew.setAssignee(pendingTask.getAssignee());
// 重置任务的创建时间
taskInstanceNew.setCreateTime(ClockUtil.getCurrentTime());
// 设置任务的原始拥有者,以便在还回的时候找到原始处理者
taskInstanceNew.setOwner(assigneeId);
// 将任务设置为还回状态
taskInstanceNew.setDelegationState(DelegationState.RESOLVED);
// 将新任务的结束时间设置为空
taskInstanceNew.setEndTime(null);
// 将新任务的任务命令的编号设置为空
taskInstanceNew.setCommandId(null);
// 将新任务的任务命令类型设置为空
taskInstanceNew.setCommandType(null);
// 将新任务的任务命令文本设置为空
taskInstanceNew.setCommandMessage(null);
// 将新任务的意见设置为空
taskInstanceNew.setTaskComment(null);
// 将新任务的代理人设置为空
taskInstanceNew.setAgent(null);
// 将新任务的管理员设置为空
taskInstanceNew.setAdmin(null);
//将新任务的表单设置为转办任务的表单
taskInstanceNew.setFormUri(pendingTask.getFormUri());
//将新任务的浏览表单设置为转办任务的浏览表单
taskInstanceNew.setFormUriView(pendingTask.getFormUriView());
// 获取当前正在操作的流程实例对象
ProcessInstanceEntity processInstance = getProcessInstance();
// 将新创建的出的任务插入任务管理器中
processInstance.getTaskMgmtInstance().addTaskInstanceEntity(taskInstanceNew);
// 获取流程上下文
ExecutionContext executionContext = getExecutionContext();
// 触发节点的任务分配事件
((FlowNodeImpl) executionContext.getToken().getFlowNode()).fireEvent(BaseElementEvent.EVENTTYPE_TASK_ASSIGN, executionContext, taskInstanceNew);
saveProcessInstance(commandContext);
return null;
}
}