userbean.java

JSF实现的一个增删查改 工具：MyEclipse

package com.softeem.jsf.bean;

import java.util.List;

import javax.faces.model.DataModel;
import javax.faces.model.ListDataModel;

import com.softeem.jsf.model.UserDTO;

public class UserBean {

	private DataModel userInfo;
	private UserDTO dto;
	UserService us = new UserService();

	public DataModel getUserInfo() {
		if (userInfo == null) {
			userInfo = new ListDataModel();
		}
		List<UserDTO> list = us.findAll();
		userInfo.setWrappedData(list);
		return userInfo;
	}

	public void setUserInfo(DataModel userInfo) {
		this.userInfo = userInfo;
	}

	public UserDTO getDto() {
		return dto;
	}

	public void setDto(UserDTO dto) {
		this.dto = dto;
	}

	public String list() {
		return "list:ok";
	}

	public String preAdd() {
		this.setDto(new UserDTO());
		return "preAdd:ok";
	}

	public String add() {
		us.insert(this.getDto());
		return "add:ok";

	}

	public String preEdit() {
		this.dto = (UserDTO) userInfo.getRowData();
		dto = us.getByid(dto.getId());
		return "preEdit:ok";
	}

	public String edit() {
		us.update(this.getDto());
		return "edit:ok";
	}

	public String del() {
		this.dto = (UserDTO) userInfo.getRowData();
		us.delete(dto.getId());
		return "del:ok";
	}

}