BanKaCCoUnt

whats wrong with this???
**methods**
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package bankaccount;

public class BankAccount {

private double balance;

private int transactions;

private String id;

public BankAccount(){
}

public BankAccount(double balance, String id) {

this.balance = balance;

this.id = id;

}

public double getBalance() {

System.out.println("Your balance is " + balance);

return balance;
}

public void setBalance(double balance) {

this.balance = balance;
}

public String getId() {

System.out.println(id);

return id;
}

public void setId(String id) {

this.id = id;
}

public boolean deposit(double amount){

if(amount > 0){

this.balance = this.balance + amount;

this.transactions++;

return true;
}

else{

return false;
}

}

public boolean withdraw(double amount){

if(this.balance >= amount){

this.balance = this.balance - amount;

this.transactions++;

return true;
}

else{

return false;
}

}

public boolean transfer(double amount, BankAccount acc){

if(this.balance >= (amount + 5)){

this.balance -= (amount + 5);

this.transactions++;

acc.balance += amount;

acc.transactions++;

return true;
}

else{

return false;
}
}

public boolean transactionfee(double fee){

if(this.balance > (this.balance - fee * this.transactions)){

this.balance = this.balance - fee * this.transactions;

return true;
}

else{

return false;
}

}

@Override
public String toString() {

return "BankAccount{" + "balance=" + balance + ", transactions=" + transactions + ", id=" + id + '}';
}

}

****testing main???

public class BankAccount {

private double balance;
private String name;
private int transaction;
public int newfee;

public BankAccount(){

}
public BankAccount(String name, double balance) {
this.name = name;
this.balance = balance;
}

public void setName(String name) {
this.name = name;
}

public void setBalance(double balance) {
this.balance = balance;
}

public void setTransaction(int transaction) {
this.transaction = transaction;
}

public String getName() {
return name;
}

public double getBalance() {
return balance;
}

public int getTransaction() {
return transaction;
}

public void deposit(int amount) {
if (amount >= this.balance) {
amount += this.balance;
}
transaction++;
}

public void withdraw(int amount) {
if (balance > amount) {
this.balance -= amount;
transaction++;
} else if (amount > balance) {
System.out.print("You have insufficient balance!!!!!!!");
transaction++;
}
}
public void transactionFee(double fee){
int x;
double newfee;
for(x=1;x<=transaction;x++){
newfee=newfee=(fee*x);

if (balance>=fee){
balance-=newfee;
}
else
balance=0;
}
}
public void transfer(BankAccount a , double amount){

balance -= amount;

a.setBalance(amount);

}
public String toString(){

return "Name:"+name+" Balance:"+balance+" Transaction:"+transaction;
}
}

public class TestBankAccount {

public static void main(String[] args) {
BankAccount b = new BankAccount("jerave",500);

b.deposit(500);
System.out.println(b);
b.withdraw(10000);
System.out.println(b);
b.transactionFee(1);
System.out.println(b);

}

}