trainsubjectmanagebean.java

HR系统模拟企业对内部职员的管理

/*$Id: TrainSubjectManageBean.java,v 1.1 2008/07/15 03:38:23 liqi Exp $
 *--------------------------------------
 * Apusic (Kingdee Middleware)
 *---------------------------------------
 * Copyright By Apusic ,All right Reserved
 * author   date   comment
 * chenhongxin  2008-4-14  Created
*/
package org.operamasks.example.ejb.hr.litebean.module;

import java.util.ArrayList;
import java.util.List;
import java.util.UUID;

import javax.faces.model.SelectItem;

import org.operamasks.example.ejb.hr.entity.TrainSubject;
import org.operamasks.example.ejb.hr.entity.TrainType;
import org.operamasks.example.ejb.hr.service.ServiceBean;
import org.operamasks.faces.annotation.Accessible;
import org.operamasks.faces.annotation.Action;
import org.operamasks.faces.annotation.Bind;
import org.operamasks.faces.annotation.DataModel;
import org.operamasks.faces.annotation.ManagedBean;
import org.operamasks.faces.annotation.ManagedBeanScope;
import org.operamasks.faces.annotation.ManagedProperty;
import org.operamasks.faces.annotation.Required;
import org.operamasks.faces.annotation.SelectItems;
import org.operamasks.faces.component.grid.impl.UIDataGrid;
import org.operamasks.faces.component.layout.impl.UIWindow;

/**
 * 培训项目管理页面的托管Bean
 * @author chenhongxin
 */
@ManagedBean(name="module.trainSubjectManageBean", scope=ManagedBeanScope.SESSION)
public class TrainSubjectManageBean extends BeforeRenderBaseBean {
	
	/**
	 * 操作记录标识
	 */
	private Operation curOperation = Operation.NOTHING;
	
	/**
	 * 注入服务提供Bean，该Bean提供各种的业务操作对象
	 */
	@ManagedProperty("#{serviceBean}")
	private ServiceBean service;
	
	/**
	 * 绑定页面的DataGrid组件
	 */
	@Bind(id="trainSubjectDataGrid", attribute="binding")
	private UIDataGrid trainSubjectDataGrid;

	/**
	 * 绑定页面的Window组件
	 */
	@Bind(id="detailDialog", attribute="binding")
	private UIWindow detailDialog;
	
	/**
	 * 绑定明细编辑框里的培训项目名称输入域，并指定Required验证失败的提示信息
	 */
	@Bind(id="trainSubjectName", attribute="value")
	@Required(message = "#{this.getMessages().get('required')}")
	private String trainSubjectName;
	
	/**
	 * 培训类别Combo下拉的子项
	 */
	@Accessible
	private SelectItem[] items = new SelectItem[0];
	
	/**
	 * 绑定培训类别Combo，指定下拉子项为items和Required验证失败的错误提示
	 */
	@Bind(id="trainTypeCombo")
	@SelectItems(source="#{this.items}")
	@Required(message = "#{this.getMessages().get('required')}")
	private String trainTypeCombo;
	
	/**
	 * DataGrid绑定数据的获取
	 * @return 绑定数据的List集合
	 */
	@DataModel(id="trainSubjectDataGrid")
	private List<TrainSubject> getTrainSubjectDataGridValues() {
		return service.getTrainSubjectService().listTrainSubject();
	}
	
	/**
	 * 初始化TrainTypeCombo
	 */
	private void initCombo() {
		List<TrainType> types = service.getTrainTypeService().listTrainType();
		List<SelectItem> tmpList = new ArrayList<SelectItem>();
		for(TrainType type : types) {
			tmpList.add(new SelectItem(type.getId(), type.getName()));
		}
		items = tmpList.toArray(new SelectItem[0]);
	}
	
	/**
	 * 绑定添加按钮的点击击事件
	 */
	@Action(id="add")
	public void add() {
		initCombo();
		curOperation = Operation.ADD;
		detailDialog.show();
	}
	
	/**
	 * 绑定修改按钮的点击事件
	 */
	@Action(id="modify")
	public void modify() {
		TrainSubject selectedTrainSubject = (TrainSubject)trainSubjectDataGrid.getSelectedRowData();
		if(selectedTrainSubject != null) {
			initCombo();
			trainSubjectName = selectedTrainSubject.getName();
			trainTypeCombo = selectedTrainSubject.getTrainType().getId();
			curOperation = Operation.MODIFY;
			detailDialog.show();
		}
	}
	
	/**
	 * 绑定删除按钮的点击事件
	 */
	@Action(id="del")
	public void del() {
		TrainSubject selectedTrainSubject = (TrainSubject)trainSubjectDataGrid.getSelectedRowData();
		if(selectedTrainSubject != null) {
			service.getTrainSubjectService().removeTrainSubject(selectedTrainSubject);
			trainSubjectDataGrid.reload();
		}
		curOperation = Operation.NOTHING;
	}
	
	/**
	 * 绑定取消按钮的点击事件，使用immediate=true跳过数据验证
	 */
	@Action(id="cancel", immediate=true)
	public void cancel() {
		trainSubjectName = "";
		trainTypeCombo = "";
		items = new SelectItem[0];
		curOperation = Operation.NOTHING;
		detailDialog.close();
	}

	/**
	 * 绑定确定按钮的点击事件
	 */
	@Action(id="ok")
	public void ok(){
		TrainType type = service.getTrainTypeService().findById(trainTypeCombo);
		if(type != null) {
			if(curOperation == Operation.ADD) {
				TrainSubject newOne = new TrainSubject();
				newOne.setId(UUID.randomUUID().toString());
				newOne.setName(trainSubjectName);
				newOne.setTrainType(type);
				service.getTrainSubjectService().createTrainSubject(newOne);
				trainSubjectDataGrid.reload();
			} else if(curOperation == Operation.MODIFY) {
				TrainSubject selectedTrainSubject = (TrainSubject)trainSubjectDataGrid.getSelectedRowData();
				if(selectedTrainSubject != null) {
					selectedTrainSubject.setName(trainSubjectName);
					selectedTrainSubject.setTrainType(type);
					service.getTrainSubjectService().modifyTrainSubject(selectedTrainSubject);
					trainSubjectDataGrid.reload();
				}
			}
		}
		
		cancel();
	}
}