-
Notifications
You must be signed in to change notification settings - Fork 0
/
EmailApp.java
206 lines (185 loc) · 6.33 KB
/
EmailApp.java
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
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
import java.util.*;
import java.io.*;
class Email
{
//Scanner class global
public Scanner s = new Scanner(System.in);
//Setting variables as private to not give access directly
private String fname;
private String lname;
private String dept;
private String email;
private String password;
private int mailCapacity = 500;
private String alterEmail;
//Constructor to receive firstname ,lastname
public Email(String fname,String lname)
{
this.fname = fname;
this.lname=lname;
System.out.println("New Employee:"+ this.fname+" "+ this.lname);
//calling methods
this.dept = this.setDept(); //department
this.password = this.generatePassword(8); //password
this.email = this.generateEmail();//email generation
}
//Asking for dept method
private String setDept()
{
System.out.println("Department codes \n1. For sales \n2. For Development \n3. For Accounting \n4. None");
boolean flag = false;
do
{
System.out.println("Enter Department code");
int choice = s.nextInt();
switch(choice)
{
case 1 :
return "Sales";
case 2 :
return "Development";
case 3 :
return "Accounting";
case 4 :
return "None";
default:
System.out.println("Invalid choice please choose it again");
}
}while(!flag);
return null;
}
//Generate Random password method
private String generatePassword(int length)
{
Random r = new Random();
String CapitalChars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
String SmallChars = "abcdefghijklmnopqrstuvwxyz";
String numbers = "0123456789";
String symbols = "!@#$%&?";
String values = CapitalChars+SmallChars+numbers+symbols;
String password="";
for(int i=0;i<length;i++)
{
password = password+values.charAt(r.nextInt(values.length()));
}
return password;
}
//Generate mail method
private String generateEmail()
{
return this.fname.toLowerCase()+"."+this.lname.toLowerCase()+"@"+this.dept.toLowerCase()+".com";
}
//Change password method
public void setPassword()
{
boolean flag = false;
do
{
System.out.println("Do you want to change your password!(Y/N)");
char choice = s.next().charAt(0);
if(choice == 'Y' || choice == 'y')
{
flag = true;
System.out.println("Enter the current password");
String temp = s.next();
if(temp.equals(this.password))
{
System.out.println("Enter new password:");
this.password = s.next();
System.out.println("Password changed successfully");
}
else
{
System.out.println("Incorrect password");
System.out.println("Enter the current password");
String temp1 = s.next();
if(temp1.equals(this.password))
{
System.out.println("Enter new password:");
this.password = s.next();
System.out.println("Password changed successfully");
}
else
{
System.out.println("Incorrect password");
}
}
}
else if(choice == 'N' || choice == 'n')
{
flag = true;
System.out.println("password changed option cancelled!");
}
else
{
System.out.println("Enter valid choice");
}
}while(!flag);
}
//set mailbox capacity method
public void setMailCap()
{
System.out.println("Current capacity ="+this.mailCapacity+"mb");
System.out.println("Enter new mailbox capacity:");
this.mailCapacity = s.nextInt();
System.out.println("Mailbox Capacity is successfully changed");
}
// set alternate email method
public void alternateEmail()
{
System.out.println("Enter new alternate mail:");
this.alterEmail = s.next();
System.out.println("Alternate email is set");
}
//Display user information method
public void getInfo()
{
System.out.println("New Employee:"+ this.fname+ " "+ this.lname);
System.out.println("Department:"+ this.dept);
System.out.println("Email:" + this.email);
System.out.println("Password:"+ this.password);
System.out.println("Mailbox Capacity:"+ this.mailCapacity+"mb");
System.out.println("Alternate e-mail:"+ this.alterEmail);
}
}
public class EmailApp
{
public static void main(String[] args)
{
Scanner s1 = new Scanner(System.in);
//User ifo
System.out.print("Enter first name : ");
String f_name = s1.next();
System.out.print("Enter last name : ") ;
String l_name = s1.next();
//creating object for email class
Email em1 = new Email(f_name,l_name);
int choice = -1;
do
{
System.out.println("\n**********************\nEnter your choice \n1. Show Information \n2. Change password \n3. Change mailbox capacity \n4. Set alternate email \n5. Exit");
choice = s1.nextInt();
switch(choice)
{
case 1 :
em1.getInfo();
break;
case 2 :
em1.setPassword();
break;
case 3 :
em1.setMailCap();
break;
case 4 :
em1.alternateEmail();
break;
case 5 :
System.out.println("Thank You for using Email Application");
break;
default:
System.out.println("Invalid choice!!\n Enter proper choice again..");
break;
}
}while(choice!=5);
}
}