usermanageaction.java

这是一个webwork的一个demo程序

package com.easyjf.webwork.action;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import com.easyjf.example.business.IUser;
import com.easyjf.example.business.IUserService;
import com.easyjf.util.CommUtil;
import com.easyjf.web.tools.IPageList;
import com.easyjf.web.tools.ListQuery;
import com.easyjf.web.tools.PageList;
import com.opensymphony.webwork.interceptor.ParameterAware;
import com.opensymphony.xwork.ActionSupport;
import com.opensymphony.xwork.Preparable;
public class UserManageAction extends ActionSupport implements ParameterAware,Preparable {
private List allUser;
private IUserService userService;	
private IUser user;
private Map parameters;
public IUserService getUserService() {
	return userService;
}
public List getAllUser() {
	return allUser;
}
public IUser getUser() {
	return user;
}
public void setUser(IUser user) {
	this.user = user;
}
public void setUserService(IUserService userService)
{
	this.userService=userService;
}
public void setParameters(Map parameters) {
	this.parameters=parameters;
}
public Map getParameters() {
	return parameters;
}
public void prepare() throws Exception {
	this.form2Obj();
}
//用户查询
public String query() throws Exception {	
	String[] temp=(String[])parameters.get("page");
	int currentPage=CommUtil.null2Int(temp!=null?temp[0]:"0");
	temp=(String[])parameters.get("pageSize");
	int pageSize=CommUtil.null2Int(temp!=null?temp[0]:"0");
	if(currentPage<1)currentPage=1;
	if(pageSize<1)pageSize=15;
	String scope="1=1";
	Collection paras=new ArrayList();
	temp=(String[])parameters.get("orderType");
	String orderType=CommUtil.null2String(temp!=null?temp[0]:"");	
	temp=(String[])parameters.get("orderField");
	String orderField=CommUtil.null2String(temp!=null?temp[0]:"");
	temp=(String[])parameters.get("queryUserName");
	String userName=CommUtil.null2String(temp!=null?temp[0]:"");
	temp=(String[])parameters.get("queryTel");
	String tel=CommUtil.null2String(temp!=null?temp[0]:"");				
	if(!userName.equals(""))
	{
		scope+=" and userName like ?";
		paras.add("%"+userName+"%");
	}
	if(!tel.equals(""))
	{
		scope+=" and tel like ?";
		paras.add("%"+tel+"%");
	}		
	if(orderField.equals(""))//默认按用户名排序
	{
	orderField="userName";
	orderType="desc";				
	}	
	if(!orderField.equals(""))
	{
	scope +=" order by "+orderField;
	if(!orderType.equals(""))scope+=" "+orderType;
	}
	IPageList pList=new PageList(new ListQuery(userService.query(scope,paras)));
	pList.doList(pageSize,currentPage,"","");
	if(pList!=null){
		this.parameters.put("list",pList.getResult());
		this.parameters.put("pages",new Integer(pList.getPages()));
		this.parameters.put("rows",new Integer(pList.getRowCount()));
		this.parameters.put("page",new Integer(pList.getCurrentPage()));		
		this.parameters.put("gotoPageHTML",CommUtil.showPageHtml(pList.getCurrentPage(),pList.getPages()));
		}
	this.parameters.put("orderType",orderType);
	this.parameters.put("orderField",orderField);
    this.allUser = userService.query(scope,paras);
    return execute();
}
//添加或修改用户
public String  edit() throws Exception 
{	
	return execute();
}
//删除用户
public String  del() throws Exception 
{	
    if(user!=null && userService.del(this.user))
    {
    	this.parameters.put("msg","数据删除成功！");	    	
    }
    else
    {
    	this.parameters.put("msg","数据修改失败");	
    }
	return query();
}
//保存用户信息
public String  save() throws Exception 
{
	IUser  obj=this.getUser();
	boolean ret=false;
	if(obj!=null){
	if((obj.getCid()!=null)&&(!obj.getCid().equals("")))ret=userService.update(user);
	else ret=userService.save(user);
	}
    if(ret)
    {
    	this.parameters.put("msg","数据操作成功！");	    	
    }
    else
    {
    	this.parameters.put("msg","数据操作失败");	
    }
	return query();
}
//根据页面参数创建IUser对象
private void form2Obj() {
	String[] temp=(String[])parameters.get("cid");
	String cid=temp!=null?temp[0]:"";
	IUser user=null;
	if(cid!=null && (!cid.equals("")))user=userService.read(cid);
	if(user==null)user=userService.newUser();
	setUser(user);
}	
}