regeditaction.java

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package com.mymvc.action;

import java.util.HashMap;

import com.gd.action.Action;

public class RegeditAction implements Action {

	public HashMap doAction(HashMap infoIn) {
		String action = (infoIn.get("action") == null) ? "" : (String)infoIn.get("action");
		HashMap infoOut = new HashMap();
		if (action.equals(""))                      	infoOut = this.doInit(infoIn);
		else if (action.equals("regedit"))  			infoOut = this.doRegedit(infoIn);
		else if (action.equals("query"))  				infoOut = this.doQuery(infoIn);
		else if (action.equals("update"))  				infoOut = this.doUpdate(infoIn);
		else if (action.equals("delete"))  				infoOut = this.doDelete(infoIn);
		return infoOut;
	}
	/**该方法用来实现没有传入动作时要处理的内容
	* @param infoIn
	* @return HashMap
	*/

	private HashMap doInit(HashMap infoIn) {
		HashMap infoOut = infoIn;
		try {
			infoOut.put("msg", "请输入用户名和密码");
		} catch(Exception e) {
			e.printStackTrace();
		} finally {
			return infoOut;
		}
  	}
	
	/**该方法用来实现注册
	* @param infoIn
	* @return HashMap
	*/

	private HashMap doRegedit(HashMap infoIn) {
		HashMap infoOut = infoIn;
		String username = (infoIn.get("username") == null) ? "" : (String)infoIn.get("username");
		String password = (infoIn.get("password") == null) ? "" : (String)infoIn.get("password");
		try {
			if ("gd".equals(username) && "123456".equals(password)) {
				infoOut.put("forwardJsp", "success");
				infoOut.put("msg", "注册成功");
			} else if ("".equals(username) || "".equals(password)) {
				infoOut.put("msg", "请输入用户名或密码");
			}
		} catch(Exception e) {
			e.printStackTrace();
		} finally {
			return infoOut;
		}
  	}
	
	/**该方法用来实现查询
	* @param infoIn
	* @return HashMap
	*/

	private HashMap doQuery(HashMap infoIn) {
		HashMap infoOut = infoIn;
		String username = (infoIn.get("username") == null) ? "" : (String)infoIn.get("username");
		String password = (infoIn.get("password") == null) ? "" : (String)infoIn.get("password");
		try {
			if ("gd".equals(username) && "123456".equals(password)) {
				infoOut.put("msg", "登录成功");
			} else if ("gd".equals(username) && !"123456".equals(password)) {
				infoOut.put("msg", "密码错误");
			} else if (!"gd".equals(username) && "123456".equals(password)) {
				infoOut.put("msg", "用户名错误");
			}  else if (!"gd".equals(username) && !"123456".equals(password)) {
				infoOut.put("msg", "用户名和密码都输入错误");
			} else if ("".equals(username) && "".equals(password)) {
				infoOut.put("msg", "请输入用户名和密码");
			}
		} catch(Exception e) {
			e.printStackTrace();
		} finally {
			return infoOut;
		}
  	}
	
	/**该方法用来实现修改
	* @param infoIn
	* @return HashMap
	*/

	private HashMap doUpdate(HashMap infoIn) {
		HashMap infoOut = infoIn;
		String username = (infoIn.get("username") == null) ? "" : (String)infoIn.get("username");
		String password = (infoIn.get("password") == null) ? "" : (String)infoIn.get("password");
		try {
			if ("gd".equals(username) && "123456".equals(password)) {
				infoOut.put("msg", "修改成功");
			} else if ("gd".equals(username) && !"123456".equals(password)) {
				infoOut.put("msg", "密码错误");
			} else if (!"gd".equals(username) && "123456".equals(password)) {
				infoOut.put("msg", "用户名错误");
			}  else if (!"gd".equals(username) && !"123456".equals(password)) {
				infoOut.put("msg", "用户名和密码都输入错误");
			} else if ("".equals(username) && "".equals(password)) {
				infoOut.put("msg", "请输入用户名和密码");
			}
		} catch(Exception e) {
			e.printStackTrace();
		} finally {
			return infoOut;
		}
  	}
	
	/**该方法用来实现删除
	* @param infoIn
	* @return HashMap
	*/

	private HashMap doDelete(HashMap infoIn) {
		HashMap infoOut = infoIn;
		String username = (infoIn.get("username") == null) ? "" : (String)infoIn.get("username");
		String password = (infoIn.get("password") == null) ? "" : (String)infoIn.get("password");
		try {
			if ("gd".equals(username) && "123456".equals(password)) {
				infoOut.put("msg", "删除成功");
			} else if (!"gd".equals(username)) {
				infoOut.put("msg", "删除失败，请填写正确的用户名");
			}
		} catch(Exception e) {
			e.printStackTrace();
		} finally {
			return infoOut;
		}
  	}
}