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// You can edit this code! | |
// Click here and start typing. | |
package main | |
import "fmt" | |
type Person struct { | |
ID int | |
Name string | |
} | |
type personDB interface { | |
save(person Person) error | |
} | |
type LocalDatabase struct{} | |
type InMemoryDatabase struct { | |
m map[int]Person | |
} | |
func (db *LocalDatabase) save(person Person) error { | |
// Implementation for saving a person to the local database | |
fmt.Printf("Saving person in Local DB: %+v\n", person) | |
return nil | |
} | |
func (db *InMemoryDatabase) save(person Person) error { | |
// Implementation for saving a person to the map in meory | |
fmt.Printf("Saving person in memory DB: %+v\n", person) | |
mapd := db.m | |
if mapd == nil { | |
mapd = make(map[int]Person) | |
} | |
mapd[person.ID] = person | |
return nil | |
} | |
func main() { | |
db := new(LocalDatabase) | |
person := Person{ | |
ID: 101, | |
Name: "John D", | |
} | |
db.save(person) | |
memorydb := new(InMemoryDatabase) | |
memorydb.save(person) | |
} |
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