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Refactor FamilyBudget annotation parameters #23

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Refactor FamilyBudget annotation parameters #23

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93 changes: 47 additions & 46 deletions Java/Advanced/JavaAnnotations.java
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Original file line number Diff line number Diff line change
Expand Up @@ -143,56 +143,57 @@ public static void main(String[] args) {
@Target(ElementType.METHOD)
@Retention(RetentionPolicy.RUNTIME)
@interface FamilyBudget {
String userRole() default "GUEST";
int budgetLimit() default 0;
String userRole() default "GUEST";
int budget() default 0;
}

class FamilyMember {
@FamilyBudget(userRole = "SENIOR", budgetLimit = 100)
public void seniorMember(int budget, int moneySpend) {
System.out.println("Senior Member");
System.out.println("Spend: " + moneySpend);
System.out.println("Budget Left: " + (budget - moneySpend));
}

@FamilyBudget(userRole = "JUNIOR", budgetLimit = 50)
public void juniorUser(int budget, int moneySpend) {
System.out.println("Junior Member");
System.out.println("Spend: " + moneySpend);
System.out.println("Budget Left: " + (budget - moneySpend));
}
@FamilyBudget(userRole = "SENIOR", budget = 100)
public void seniorMember(int budget, int moneySpend) {
System.out.println("Senior Member");
System.out.println("Spend: " + moneySpend);
System.out.println("Budget Left: " + (budget - moneySpend));
}

@FamilyBudget(userRole = "JUNIOR", budget = 50)
public void juniorUser(int budget, int moneySpend) {
System.out.println("Junior Member");
System.out.println("Spend: " + moneySpend);
System.out.println("Budget Left: " + (budget - moneySpend));
}
}

public class JavaAnnotations {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int testCases = Integer.parseInt(in.nextLine());
while (testCases > 0) {
String role = in.next();
int spend = in.nextInt();
try {
Class annotatedClass = FamilyMember.class;
Method[] methods = annotatedClass.getMethods();
for (Method method : methods) {
if (method.isAnnotationPresent(FamilyBudget.class)) {
FamilyBudget family = method
.getAnnotation(FamilyBudget.class);
String userRole = family.userRole();
int budgetLimit = family.budgetLimit();
if (userRole.equals(role)) {
if(budgetLimit>=spend){
method.invoke(FamilyMember.class.newInstance(),
budgetLimit, spend);
}else{
System.out.println("Budget Limit Over");
}
}
}
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int testCases = Integer.parseInt(in.nextLine());
while (testCases > 0) {
String role = in.next();
int spend = in.nextInt();
try {
Class annotatedClass = FamilyMember.class;
Method[] methods = annotatedClass.getMethods();
for (Method method : methods) {
if (method.isAnnotationPresent(FamilyBudget.class)) {
FamilyBudget family = method
.getAnnotation(FamilyBudget.class);
String userRole = family.userRole();
int budgetLimit = family.budget();
if (userRole.equals(role)) {
if (spend <= budgetLimit) {
method.invoke(FamilyMember.class.newInstance(),
budgetLimit, spend);
} else {
System.out.println("Budget Limit Over");
}
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
} catch (Exception e) {
e.printStackTrace();
}
testCases--;
}
}
}
testCases--;
}
in.close();
}
}