java书店系统毕业设计 用户模块（2）

package cn.hncu.bookStore.user.common;public enum UserTypeEnum { AdMIN(1,"超级管理员"),BOOK(2,"图书管理员"),IN(3,"进货管理员"),OUT(4,"销售管理员"),STOCK(5,"库存管理员"); private final int type; private final String name; UserTypeEnum(int type,String name){//默认private  this.name =name;  this.type=type; } public int getType() {  return type; } public String getName() {  return name; } public static int getTypeByName(String name){  for(UserTypeEnum utm:UserTypeEnum.values()){   if(utm.getName().equals(name.trim())){    return utm.getType();   }  }  throw new IllegalArgumentException("没有该/""+name+"/"对应的用户类型");//非法参数异常 } public static String getNameByType(int type){  for(UserTypeEnum utm:UserTypeEnum.values()){   if(utm.getType()==type){    return utm.getName();   }  }  throw new IllegalArgumentException("没有该/""+type+"/"对应的用户类型");//非法参数异常 }}

package cn.hncu.bookStore.user.vo;import java.io.Serializable;import cn.hncu.bookStore.user.common.UserTypeEnum;/** *  *@author<a href="mailto:2402201666@qq.com">xzm</a> */public class UserModel implements Serializable{ private static final long serialVersionUID = 1L; private String uuid,name,pwd;//用户编号，用户名称，用户密码 private int type;//用户类型 public UserModel() { } public String getUuid() {  return uuid; } public void setUuid(String uuid) {  this.uuid = uuid; } public String getName() {  return name; } public void setName(String name) {  this.name = name; } public String getPwd() {  return pwd; } public void setPwd(String pwd) {  this.pwd = pwd; } public int getType() {  return type; } public void setType(int type) {  this.type = type; } @Override public int hashCode() {  final int prime = 31;  int result = 1;  result = prime * result + ((uuid == null) ? 0 : uuid.hashCode());  return result; } @Override public boolean equals(Object obj) {  if (this == obj)   return true;  if (obj == null)   return false;  if (getClass() != obj.getClass())   return false;  UserModel other = (UserModel) obj;  if (uuid == null) {   if (other.uuid != null)    return false;  } else if (!uuid.equals(other.uuid))   return false;  return true; } @Override public String toString() {  return uuid + "," + name +"," + UserTypeEnum.getNameByType(type); }}

package cn.hncu.bookStore.user.vo;public class UserQueryModel extends UserModel{ private static final long serialVersionUID = 1L;}

package cn.hncu.bookStore.user.dao.dao;import java.util.List;import cn.hncu.bookStore.user.vo.UserModel;import cn.hncu.bookStore.user.vo.UserQueryModel;public interface UserDAo { /**  * 注册一个新用户，如果该用户存在，则不能创建  * @param user  * 待创建的用户  * @return  * 如果创建成功，则返回true，否则返回false  */ public boolean create(UserModel user); /**  * 删除一个用户，如果该用户不存在，则删除失败  * @param uuid  * 待删除用户的uuid  * @return  * 如果删除成功则返回true，否则返回false  */ public boolean delete(String uuid); /**  * 更新用户信息，如果用户不存在，则不能更新  * @param user  * 待更新信息的用户  * @return  * 如果更新成功返回true，否则返回false  */ public boolean update(UserModel user); /**  * 查询一个用户的数据  * @param uuid  * 待查询信息的用户编号  * @return  * 如果用户存在，返回指定 uuid的用户对象，否则返回null  */ public UserModel getSingle(String uuid); /**  * 根据查询值对象约束的条件，返回所有满足user的用户对象集合  * @param user  * 查询值对象  * @return  * 如果有满足查询值对象约束的条件的用户，则返回用户对象集合，否则返回空集合  */ public List<UserModel> getByCondition(UserQueryModel user); /**  * 获取文件中所有用户对象  * @return  * 返回文件中所有用户对象  */ public List<UserModel> getAll();}

package cn.hncu.bookStore.user.dao.impl;import java.util.ArrayList;import java.util.List;import cn.hncu.bookStore.user.dao.dao.UserDAo;import cn.hncu.bookStore.user.vo.UserModel;import cn.hncu.bookStore.user.vo.UserQueryModel;import cn.hncu.bookStore.utils.FileIOUtil;public class UserDAOFileImpl implements UserDAo { private final static String FILE_NAME="a.txt"; @Override public boolean create(UserModel user) {  if(user==null){//如果待注册的用户信息为null，则不能注册，返回false   return false;  }  List<UserModel> list=getAll();//获取文件中已存在的所有用户对象  for(UserModel u:list){//遍历   if(u.getUuid().equals(user.getUuid())){//如果此用户已存在，则不能注册    return false;   }  }  //经过上面的遍历，说明user不存在，则可以注册  list.add(user);  return FileIOUtil.writeToFile(list, FILE_NAME); } @Override public boolean delete(String uuid) {  List<UserModel> list=getAll();  for(int i=0;i<list.size();i++){//遍历   UserModel u=list.get(i);   if(u.getUuid().equals(uuid)){    list.remove(i);//删除    return FileIOUtil.writeToFile(list, FILE_NAME);   }  }  return false; } @Override public boolean update(UserModel user) {  List<UserModel> list=getAll();  for(int i=0;i<list.size();i++){   UserModel u=list.get(i);   if(u.getUuid().equals(user.getUuid())){    list.set(i, user);//重置编号为user.getUuid()的用户    return FileIOUtil.writeToFile(list, FILE_NAME);   }  }  return false; } @Override public UserModel getSingle(String uuid) {  List<UserModel> list=getAll();  for(UserModel u:list){   if(u.getUuid().equals(uuid)){    return u;   }  }  return null; } @Override public List<UserModel> getByCondition(UserQueryModel user) {  List<UserModel> list=getAll();  List<UserModel> reslist=new ArrayList<UserModel>();  for(UserModel u:list){   if(user.getUuid()!=null && user.getUuid().trim().length()>0){    if(!user.getUuid().trim().equals(u.getUuid())){     continue;    }   }   if(user.getName()!=null && user.getName().trim().length()>0){    if(u.getName().indexOf(user.getName())==-1){     continue;    }   }   if(user.getType()>0){    if(u.getType()!=user.getType()){     continue;    }   }   reslist.add(u);  }  return reslist; } @Override public List<UserModel> getAll() {  return FileIOUtil.readFromFile(FILE_NAME); }}

package cn.hncu.bookStore.user.dao.factory;import cn.hncu.bookStore.user.dao.dao.UserDAo;import cn.hncu.bookStore.user.dao.impl.UserDAOFileImpl;public class UserDAOFactory { private UserDAOFactory(){ } public static UserDAo getUserDAo(){  return new UserDAOFileImpl(); }}

package cn.hncu.bookStore.user.business.ebi;import java.util.List;import cn.hncu.bookStore.user.vo.UserModel;import cn.hncu.bookStore.user.vo.UserQueryModel;public interface UserEbi { public boolean create(UserModel user); public boolean delete(String uuid); public boolean update(UserModel user); public UserModel getSingle(String uuid); public List<UserModel> getByCondition(UserQueryModel user); public List<UserModel> getAll(); public abstract List<UserModel> getAllIn(); public List<UserModel> getAllOut();}

package cn.hncu.bookStore.user.business.ebo;import java.util.List;import cn.hncu.bookStore.common.uuidModelConstance;import cn.hncu.bookStore.common.uuid.dao.factory.uuidDAOFactory;import cn.hncu.bookStore.user.business.ebi.UserEbi;import cn.hncu.bookStore.user.common.UserTypeEnum;import cn.hncu.bookStore.user.dao.dao.UserDAo;import cn.hncu.bookStore.user.dao.factory.UserDAOFactory;import cn.hncu.bookStore.user.vo.UserModel;import cn.hncu.bookStore.user.vo.UserQueryModel;public class UserEbo implements UserEbi { //注入 UserDAo dao = UserDAOFactory.getUserDAo(); @Override public boolean create(UserModel user) {  String uuid=uuidDAOFactory.getUuidDAO().getNextNum(uuidModelConstance.User);  user.setUuid(uuid);  return dao.create(user); } @Override public boolean delete(String uuid) {  return dao.delete(uuid); } @Override public boolean update(UserModel user) {  return dao.update(user); } @Override public UserModel getSingle(String uuid) {  return dao.getSingle(uuid); } @Override public List<UserModel> getByCondition(UserQueryModel user) {  return dao.getByCondition(user); } @Override public List<UserModel> getAll() {  return dao.getAll(); } @Override public List<UserModel> getAllIn() {  UserQueryModel user=new UserQueryModel();  user.setType(UserTypeEnum.IN.getType());  return dao.getByCondition(user); } public List<UserModel> getAllOut() {  UserQueryModel user=new UserQueryModel();  user.setType(UserTypeEnum.OUT.getType());  return dao.getByCondition(user); }}

package cn.hncu.bookStore.user.business.factory;import cn.hncu.bookStore.user.business.ebi.UserEbi;import cn.hncu.bookStore.user.business.ebo.UserEbo;public class UserEbiFactory { private UserEbiFactory() { } public static UserEbi getUserEbi(){  return new UserEbo(); }}