-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathTextFileTest.java
More file actions
146 lines (119 loc) · 3.43 KB
/
TextFileTest.java
File metadata and controls
146 lines (119 loc) · 3.43 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
package TwoChapter1StreamFile;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Scanner;
/*
* 写入写出文本文件
*
* 定义数组，写到employee.txt中---
* 得到输出流
* */
public class TextFileTest {
public static void main(String[] args) {
Employee[] staff=new Employee[4];
staff[0]=new Employee("tom",6000.0,new Date());
staff[1]=new Employee("jack",7000.0,new Date());
staff[2]=new Employee("rose",8000.0,new Date());
staff[3]=new Employee("hanse",9000.0,new Date());
try(PrintWriter out=new PrintWriter(new FileWriter("src\\employee.txt"))){
//写到文本文件中
writeEmployee(staff,out);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
//从文本文件输出到数组
try(Scanner in=new Scanner(new FileInputStream("src\\employee.txt"))){
Employee[] newStaff =readTextFile(in);
System.out.println("newStaff Length::"+newStaff.length);
for(int i=0;i<newStaff.length;i++){
System.out.println(newStaff[i].toString());
}
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
private static void writeEmployee(Employee[] staff,PrintWriter out){
out.println("The number 0f stuff:"+staff.length);
for(Employee employee:staff){
GregorianCalendar calendar=new GregorianCalendar();
calendar.setTime(employee.getHireday());
out.println(employee.getName()+"|"
+employee.getSalary()+"|"
+calendar.get(Calendar.YEAR)+"|"
+calendar.get(Calendar.MONTH)+"|"
+calendar.get(Calendar.DAY_OF_MONTH));
}
}
public static Employee[] readTextFile(Scanner in){
String str=in.nextLine();
String[] str2=str.split(":");
int length=Integer.parseInt(str2[1]);
System.out.println("length:"+length);
Employee[] staff=new Employee[length];
for(int i=0;i<length;i++){
staff[i]=readEmployee(in);
System.out.println("第"+i+"个:"+staff[i]);
}
System.out.println("------------------------");
for(Employee emp:staff){
emp.toString();
}
System.out.println("--------------------------");
return staff;
}
public static Employee readEmployee(Scanner in){
String emp=in.nextLine();
String[] empAll=emp.split("\\|");
String name=empAll[0];
double salary=Double.parseDouble(empAll[1]);
Date date=new Date(Integer.parseInt(empAll[2]),
Integer.parseInt(empAll[3]),
Integer.parseInt(empAll[4]));
Employee employee=new Employee(name,salary,date);
System.out.println(employee.toString());
return employee;
}
}
class Employee{
private String name;
private Double salary;
private Date hireday;
public Employee(String name, Double salary, Date hireday) {
super();
this.name = name;
this.salary = salary;
this.hireday = hireday;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Double getSalary() {
return salary;
}
public void setSalary(Double salary) {
this.salary = salary;
}
public Date getHireday() {
return hireday;
}
public void setHireday(Date hireday) {
this.hireday = hireday;
}
@Override
public String toString() {
return "Employee [name=" + name + ", salary=" + salary + ", hireday=" + hireday + "]";
}
}