/**
* 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.core.impl.cmd;
import java.util.List;
import java.util.Map;
import com.founder.fix.fixflow.core.exception.FixFlowBizException;
import com.founder.fix.fixflow.core.exception.FixFlowException;
import com.founder.fix.fixflow.core.factory.ProcessObjectFactory;
import com.founder.fix.fixflow.core.impl.bpmn.behavior.ProcessDefinitionBehavior;
import com.founder.fix.fixflow.core.impl.bpmn.behavior.TaskCommandInst;
import com.founder.fix.fixflow.core.impl.bpmn.behavior.UserTaskBehavior;
import com.founder.fix.fixflow.core.impl.command.AbstractCustomExpandTaskCommand;
import com.founder.fix.fixflow.core.impl.command.ExpandTaskCommand;
import com.founder.fix.fixflow.core.impl.expression.ExpressionMgmt;
import com.founder.fix.fixflow.core.impl.filter.AbstractCommandFilter;
import com.founder.fix.fixflow.core.impl.identity.Authentication;
import com.founder.fix.fixflow.core.impl.interceptor.Command;
import com.founder.fix.fixflow.core.impl.interceptor.CommandContext;
import com.founder.fix.fixflow.core.impl.persistence.ProcessInstanceManager;
import com.founder.fix.fixflow.core.impl.persistence.TaskManager;
import com.founder.fix.fixflow.core.impl.runtime.ProcessInstanceEntity;
import com.founder.fix.fixflow.core.impl.runtime.TokenEntity;
import com.founder.fix.fixflow.core.impl.task.TaskInstanceEntity;
import com.founder.fix.fixflow.core.impl.util.StringUtil;
import com.founder.fix.fixflow.core.runtime.ExecutionContext;
import com.founder.fix.fixflow.core.task.TaskInstance;
public abstract class AbstractExpandTaskCmd<P extends AbstractCustomExpandTaskCommand, T> implements Command<T> {
/**
* 任务编号
*/
protected String taskId;
/**
* 任务命令类型
*/
protected String commandType;
/**
* 用户命令编号
*/
protected String userCommandId;
/**
* 任务意见
*/
protected String taskComment;
/**
* 瞬态流程实例变量Map
*/
protected Map<String, Object> transientVariables = null;
/**
* 持久化流程实例变量Map
*/
protected Map<String, Object> variables = null;
protected ExpandTaskCommand expandTaskCommand = null;
protected String businessKey;
protected String initiator;
protected String processDefinitionKey;
protected String agent;
protected String admin;
public AbstractExpandTaskCmd(P abstractCustomExpandTaskCommand) {
this.taskId = abstractCustomExpandTaskCommand.getExpandTaskCommand().getTaskId();
this.commandType = abstractCustomExpandTaskCommand.getExpandTaskCommand().getCommandType();
this.userCommandId = abstractCustomExpandTaskCommand.getExpandTaskCommand().getUserCommandId();
this.taskComment = abstractCustomExpandTaskCommand.getExpandTaskCommand().getTaskComment();
this.transientVariables = abstractCustomExpandTaskCommand.getExpandTaskCommand().getTransientVariables();
this.variables = abstractCustomExpandTaskCommand.getExpandTaskCommand().getVariables();
this.expandTaskCommand = abstractCustomExpandTaskCommand.getExpandTaskCommand();
this.initiator = abstractCustomExpandTaskCommand.getExpandTaskCommand().getInitiator();
this.processDefinitionKey = abstractCustomExpandTaskCommand.getExpandTaskCommand().getProcessDefinitionKey();
this.businessKey = abstractCustomExpandTaskCommand.getExpandTaskCommand().getBusinessKey();
this.agent = abstractCustomExpandTaskCommand.getExpandTaskCommand().getAgent();
this.admin = abstractCustomExpandTaskCommand.getExpandTaskCommand().getAdmin();
}
/**
* 流程执行上下文对象
*/
protected ExecutionContext executionContextAbstract;
/**
* 任务处理命名
*/
protected TaskCommandInst taskCommandInstAbstract;
/**
* 正在操作的任务的实体
*/
protected TaskInstanceEntity taskInstanceEntityAbstract;
/**
* 流程实例
*/
protected ProcessInstanceEntity processInstanceAbstract;
/**
* 加载流程相关参数
*/
protected void loadProcessParameter(CommandContext commandContext) {
if (this.taskId == null || this.taskId.equals("")) {
throw new FixFlowException("任务编号为空！");
}
// 获取任务管理器
TaskManager taskManager = commandContext.getTaskManager();
// 获取任务管理器
ProcessInstanceManager processInstanceManager = commandContext.getProcessInstanceManager();
// 根据指定id查询出任务的TO 不能做改变操作
TaskInstance taskInstanceQuery = taskManager.findTaskById(taskId);
if (taskInstanceQuery == null) {
throw new FixFlowBizException("未查询到指定的任务");
}
String processInstanceId = taskInstanceQuery.getProcessInstanceId();
String tokenId = taskInstanceQuery.getTokenId();
String nodeId = taskInstanceQuery.getNodeId();
this.processInstanceAbstract = processInstanceManager.findProcessInstanceById(processInstanceId);
TokenEntity tokenEntity = this.processInstanceAbstract.getTokenMap().get(tokenId);
this.executionContextAbstract = ProcessObjectFactory.FACTORYINSTANCE.createExecutionContext(tokenEntity);
ProcessDefinitionBehavior processDefinition = this.processInstanceAbstract.getProcessDefinition();
// 获取任务所在节点对象
UserTaskBehavior userTask = (UserTaskBehavior) processDefinition.getDefinitions().getElement(nodeId);
String taskCommandTypeString = expandTaskCommand.getCommandType();
if (StringUtil.isNotEmpty(this.admin) && StringUtil.isEmpty(this.userCommandId) && StringUtil.isNotEmpty(taskCommandTypeString)) {
String taskCommandName = commandContext.getProcessEngineConfigurationImpl().getTaskCommandDefMap().get(taskCommandTypeString).getName();
this.taskCommandInstAbstract = new TaskCommandInst(taskCommandTypeString, taskCommandName, null, taskCommandTypeString, true);
} else {
this.taskCommandInstAbstract = userTask.getTaskCommandsMap().get(this.userCommandId);
}
// 获取任务管理器
List<TaskInstanceEntity> taskInstances = this.processInstanceAbstract.getTaskMgmtInstance().getTaskInstanceEntitys();
for (TaskInstanceEntity taskInstance : taskInstances) {
if (taskInstance.getId().equals(this.taskId)) {
this.taskInstanceEntityAbstract = taskInstance;
break;
}
}
if (AbstractCommandFilter.isAutoClaim()) {
this.taskInstanceEntityAbstract.setAssignee(Authentication.getAuthenticatedUserId());
}
if (this.taskInstanceEntityAbstract.getAssignee() == null) {
if (StringUtil.isNotEmpty(this.admin)) {
this.taskInstanceEntityAbstract.setAssignee(this.admin);
} else {
if(this.taskCommandInstAbstract!=null&&this.taskCommandInstAbstract.getTaskCommandDefType()!=null){
if(!this.taskCommandInstAbstract.getTaskCommandDefType().equals("processInstanceInfo")){
throw new FixFlowException("任务 " + taskId + " 无代理人!");
}
}else{
throw new FixFlowException("任务 " + taskId + " 无代理人!");
}
}
}
if (StringUtil.isNotEmpty(agent)) {
this.taskInstanceEntityAbstract.setAgent(Authentication.getAuthenticatedUserId());
if (StringUtil.isEmpty(this.taskInstanceEntityAbstract.getAssignee())) {
this.taskInstanceEntityAbstract.setAssignee(this.agent);
}
} else {
if (StringUtil.isEmpty(this.taskInstanceEntityAbstract.getAssignee())) {
this.taskInstanceEntityAbstract.setAssignee(Authentication.getAuthenticatedUserId());
}
this.taskInstanceEntityAbstract.setAgent(null);
}
if (StringUtil.isNotEmpty(admin)) {
this.taskInstanceEntityAbstract.setAdmin(admin);
}
this.executionContextAbstract.setTaskInstance(this.taskInstanceEntityAbstract);
}
protected void addVariable() {
// 放置当前点击的按钮ID
this.processInstanceAbstract.getContextInstance().addTransientVariable("fixVariable_userCommand", this.userCommandId);
// 放置持久化变量
this.processInstanceAbstract.getContextInstance().setVariableMap(this.variables);
// 放置瞬态变量
this.processInstanceAbstract.getContextInstance().setTransientVariableMap(this.transientVariables);
}
protected void runCommandExpression() {
this.executionContextAbstract.setTaskInstance(this.taskInstanceEntityAbstract);
if (this.taskCommandInstAbstract != null && this.taskCommandInstAbstract.getExpression() != null) {
try {
ExpressionMgmt.execute(this.taskCommandInstAbstract.getExpression(), this.executionContextAbstract);
} catch (Exception e) {
throw new FixFlowException("用户命令表达式执行异常!", e);
}
}
}
protected void saveProcessInstance(CommandContext commandContext) {
try {
commandContext.getProcessInstanceManager().saveProcessInstance(getProcessInstance());
} catch (Exception e) {
throw new FixFlowException("流程实例持久化失败!", e);
}
}
public ExecutionContext getExecutionContext() {
return executionContextAbstract;
}
public TaskCommandInst getTaskCommandInst() {
return taskCommandInstAbstract;
}
public TaskInstanceEntity getTaskInstanceEntity() {
return taskInstanceEntityAbstract;
}
public ProcessInstanceEntity getProcessInstance() {
return processInstanceAbstract;
}
}