JavaIO文件处理习题

题目：

“人才管理系统”

类描述：

人才信息，属性：姓名，性别，年龄，专业，毕业学校，掌握技能（list集合）

个人简历，继承人才信息，属性：个人简介

猎头公司，属性：公司名称，地址

接口描述：

1、增加人才信息

2、查询人才信息

3、根据年龄向控制台查询人才信息

4、根据专业向控制台查询人才信息

5、查询出技能中掌握java的人才信息

6、猎头公司可以查看人才系统所有人才

7、猎头公司根据选择的人才查看个人的简介

要求：

1、创建三个包，一个包为entity，存放类；一个包为service，存放所有属性接口；一个包为controller，存放测试类

2、增加人才信息时，每个人才信息创建一个文件夹单独存放，文件夹名称为姓名，文件夹内容为个人信息txt和个人介绍txt

3、循环展示人才管理系统的文件夹，通过判断控制台输入内容，查询到相应的人才文件夹，读取文件夹中txt内容，在控制台展示

4、所有输出语句均写在测试类中，方法只做业务操作

5、类名要求按照帕斯卡命名法，首字母大写，其余单词字母均大写，例如：Student（学生类）；属性要求按照匈牙利命名法命名，属性名=数据类型+描述，例如strName（姓名），intAge（年龄）；方法名要求按照驼峰命名法命名，首字母小写，其余单词首字母大写，例如addStudent（新增学生）

 

解答：

 

package entity;

import java.util.List;

public class Consume extends Information{
    private String consume;

    public Consume(String name, String sex, String age, String aim, String school, String list, String consume) {
        super(name, sex, age, aim, school, list);
        this.consume = consume;
    }

    /**
     * @return the consume
     */
    public final String getConsume() {
        return consume;
    }

    /**
     * @param consume the consume to set
     */
    public final void setConsume(String consume) {
        this.consume = consume;
    }

    

    /* (non-Javadoc)
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        return "Consume [name=" + super.getName() + ", sex=" + super.getSex() + ", age=" + super.getAge() + ", aim=" + super.getAim() + ", school=" + super.getSchool()
                + ", list=" + super.getList() + ", consume=" + consume + "]";
    }
    
}
package entity;

import java.awt.Frame;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Scanner;

import javax.annotation.processing.Filer;

import service.JieKou;

public class Hunter implements JieKou {
    ArrayList<Consume> hunterlist = new ArrayList<Consume>();
    private String name;
    private String address;

    public Hunter(String name, String address) {
        this.name = name;
        this.address = address;
    }

    /**
     * @return the name
     */
    public final String getName() {
        return name;
    }

    /**
     * @param name
     *            the name to set
     */
    public final void setName(String name) {
        this.name = name;
    }

    /**
     * @return the address
     */
    public final String getAddress() {
        return address;
    }

    /**
     * @param address
     *            the address to set
     */
    public final void setAddress(String address) {
        this.address = address;
    }

    /*
     * (non-Javadoc)
     * 
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        return "Hunter  [name=" + name + ", address=" + address + "]";
    }

    @Override
    public void addInformation(String name, String sex, String age, String aim, String school, String list,
            String consume) {
        Consume c = new Consume(name, sex, age, aim, school, list, consume);
        hunterlist.add(c);

        File f = new File("D:\\RCGLXT\\" + name);
        f.mkdir();
        f = new File("D:\\RCGLXT\\" + name + "\\个人信息.txt");
        try {
            f.createNewFile();
        } catch (IOException e) {
            e.printStackTrace();
        }
        try {
            FileWriter fw = new FileWriter("D:\\RCGLXT\\" + name + "\\个人信息.txt");
            fw.write(c.toString());
            fw.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        f = new File("D:\\RCGLXT\\" + name + "\\个人介绍.txt");
        try {
            FileWriter fw2 = new FileWriter(f);
            fw2.write(c.getConsume());
            fw2.close();
        } catch (IOException e) {
            e.printStackTrace();
        }


    }

    @Override
    public String findInformation() {
        String str = "";
        File f = new File("D:\\RCGLXT");
        File[] filelist = f.listFiles();
        for (File file : filelist) {
            try {
                FileReader fr = new FileReader(file + "\\个人信息.txt");
                int i = 0;
                try {
                    while ((i = fr.read()) != -1) {
                        str += (char) i;
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
                try {
                    fr.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            } catch (FileNotFoundException e) {
                e.printStackTrace();
            }
            str += "\n";

        }
        return str;
    }

    @Override
    public String findByage(String age) {
        String str = "";
        File f = new File("D:\\RCGLXT\\");
        File[] namelist = f.listFiles();
        for (File file : namelist) {
            String s = "";
            try {
                FileReader fr = new FileReader(file + "\\个人信息.txt");
                int i = 0;
                try {
                    while ((i = fr.read()) != -1) {
                        s += ((char) i);
                    }
                    if (s.indexOf(age) != -1) {
                        str += s;
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
                try {
                    fr.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            } catch (FileNotFoundException e) {
                e.printStackTrace();
            }

        }
        return str;
    }

    @Override
    public String findByaim(String aim) {
        String str = "";
        File f = new File("D:\\RCGLXT\\");
        File[] namelist = f.listFiles();
        for (File file : namelist) {
            String s = "";
            try {
                FileReader fr = new FileReader(file + "\\个人信息.txt");
                int i = 0;
                try {
                    while ((i = fr.read()) != -1) {
                        s += ((char) i);
                    }
                    if (s.indexOf(aim) != -1) {
                        str += s;
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
                try {
                    fr.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            } catch (FileNotFoundException e) {
                e.printStackTrace();
            }

        }
        return str;
    }

    @Override
    public String findListJava() {
        String str = "";
        File f = new File("D:\\RCGLXT\\");
        File[] namelist = f.listFiles();
        for (File file : namelist) {
            String s = "";
            try {
                FileReader fr = new FileReader(file + "\\个人信息.txt");
                int i = 0;
                try {
                    while ((i = fr.read()) != -1) {
                        s += ((char) i);
                    }
                    if (s.indexOf("java") != -1) {
                        str += s;
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
                try {
                    fr.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            } catch (FileNotFoundException e) {
                e.printStackTrace();
            }

        }
        return str;
    }

package entity;

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

public class Information {
    private String name;
    private String sex;
    private String age;
    private String aim;
    private String school;
    private String list;
    public Information(String name, String sex, String age, String aim, String school, String list) {
        super();
        this.name = name;
        this.sex = sex;
        this.age = age;
        this.aim = aim;
        this.school = school;
        this.list = list;
    }
    /**
     * @return the name
     */
    public final String getName() {
        return name;
    }
    /**
     * @param name the name to set
     */
    public final void setName(String name) {
        this.name = name;
    }
    /**
     * @return the sex
     */
    public final String getSex() {
        return sex;
    }
    /**
     * @param sex the sex to set
     */
    public final void setSex(String sex) {
        this.sex = sex;
    }
    /**
     * @return the age
     */
    public final String getAge() {
        return age;
    }
    /**
     * @param age the age to set
     */
    public final void setAge(String age) {
        this.age = age;
    }
    /**
     * @return the aim
     */
    public final String getAim() {
        return aim;
    }
    /**
     * @param aim the aim to set
     */
    public final void setAim(String aim) {
        this.aim = aim;
    }
    /**
     * @return the school
     */
    public final String getSchool() {
        return school;
    }
    /**
     * @param school the school to set
     */
    public final void setSchool(String school) {
        this.school = school;
    }
    /**
     * @return the list
     */
    public final String getList() {
        return list;
    }
    /**
     * @param list the list to set
     */
    public final void setList(String list) {
        this.list = list;
    }
    /* (non-Javadoc)
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        return "Information [name=" + name + ", sex=" + sex + ", age=" + age + ", aim=" + aim + ", school=" + school
                + ", list=" + list + "]";
    }
    
    
}
package service;


public interface JieKou {
    public void addInformation(String name, String sex, String age, String aim, String school, String list, String consume);
    public String findInformation();
    public String findByage(String age);
    public String findByaim(String aim);
    public String findListJava();
    public String findConsume(String name);
    
}
package controller;

import java.util.ArrayList;

import entity.Consume;
import entity.Hunter;

public class Test {

    public static void main(String[] args) {
        ArrayList<Consume> informations=new ArrayList<Consume>();
        Hunter hunter=new Hunter("京东", "北京");
        hunter.addInformation("张三", "女", "12", "计算机", "清华", "java", "简历1");
        hunter.addInformation("李四", "男", "22", "会计", "北大", "c", "简历2");
        System.out.println("查询全部信息：\n"+hunter.findInformation());
        System.out.println();
        System.out.println("根据年龄查询：\n"+hunter.findByage("12"));
        System.out.println();
        System.out.println("根据专业查询：\n"+hunter.findByaim("会计"));
        System.out.println();
        System.out.println("技能是Java查询：\n"+hunter.findListJava());
        System.out.println();
        System.out.println("查询人物简历：\n"+hunter.findConsume("李四"));
        
        
    }

}
    public String findConsume(String name) {
        String str = "";
        File f = new File("D:\\RCGLXT\\");
        File[] namelist = f.listFiles();
        for (File file : namelist) {
            if (file.getName().equals(name)) {
                try {
                    FileReader fr = new FileReader("D:\\RCGLXT\\" + name + "\\个人介绍.txt");
                    String s = "";
                    int i = 0;
                    try {
                        while ((i = fr.read()) != -1) {
                            s += (char) i;
                        }
                        str += s;

                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                } catch (FileNotFoundException e) {
                    e.printStackTrace();
                }
            }
        }
        return str;
    }

}