FilesExpand file tree

 master

/

User.java

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

172 lines (145 loc) · 3.05 KB

 master

/

User.java

Copy path

Top

File metadata and controls

• Code
• Blame

172 lines (145 loc) · 3.05 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

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

//I will override the address output

import java.util.*;

public class User

{

private String firstName;

public String lastName;

static void log(Object o)

{

System.out.print(o);

}

static void logln(Object o)

{

System.out.println(o);

}

public String getFullName()

{

return getFirstName() + " " + lastName.toUpperCase();

}

public String output()

{

return "Hi, my name is "+ getFirstName() + " " + getLastName() + ".";

}

//Now I will overload output

public String output(boolean nice)

{

if(nice)

{

return "You're an awesome person"+ " " + getFullName() + ".";

}

return "You're an idiot"+ " " + getFullName() + ".";

}

public String getFirstName()

{

return firstName;

}

//Setter not returning anything ∴ void

public void setFirstName(String fN)

{

//Assigning the fName value we pass in to the field firstName

fN = firstName;

//the .trim at the end will raise a null pointer exception because

//it doesn't know what are we referencing

//the .strip remove any whitespaces before output.

}

public String getLastName()

{

return lastName;

}

//Setter not returning anything ∴ void

public void setLastName(String lN)

{

//Assigning the lN value we pass in to the field lastName

lN=lastName;

}

public static void printUsers(List<User> users)

{

//I want to iterate through the users

//For each User o in users)

for(User o:users)

{

logln(o.getFullName());

}

}

//Overload search and pass in this time a USER OBJECT

public static int searchList(List<User> users, User u)

{

return searchList(users, u.getFullName());

}

public static int searchList(List<User> users, String fN, String lN)

{

return searchList(users, fN + " " + lN);

}

//OVERLOAD

public static int searchList(List<User> users, String fullName)

{

//iterate through the list

for(int i=0;i<users.size();i++)

{

//Use .equals instead of ==

if(users.get(i).getFullName().equals(fullName))

{

return i;

}

}

//if no match

return -1;

}

//Now I will override the ToString

@Override

public String toString()

{

//To override remember to give the method to override the same name

return " " + getFullName() + "]";

}

//Intended to put obj in a hash table ∴ turn the hash code into a number

@Override

public int hashCode()

{

final int prime = 19;

int res = 1;

res= prime * res + ((firstName==null) ? 0 : firstName.hashCode());

res= prime * res + ((lastName==null) ? 0 : lastName.hashCode());

return res;

}

@Override

public boolean equals(Object obj)

{

if(this == obj)

{

return true;

}

if(obj == null)

{

return false;

}

if(getClass() != obj.getClass())

{

return false;

}

User other = (User) obj;

if(firstName == null)

{

if(other.firstName != null)

{

return false;

}

}

else if(!firstName.equals(other.firstName))

{

logln(false);

if(lastName == null)

{

if(other.lastName != null)

{

return false;

}

else if(!lastName.equals(other.lastName))

{

return false;

}

}

}

return true;

}

}