Programmiererforum

package edy.bsu.cs121.stack;

import javax.swing.JOptionPane;

public class myArrayStack {

private final int DEFAULT_CAPACITY = 100;
private int top;
private T[] stack;

@SuppressWarnings("unchecked")
public myArrayStack(){

top = 0;
stack = (T[])(new Object[DEFAULT_CAPACITY]);

}

@SuppressWarnings("unchecked")
public myArrayStack(int initialCapacity){

top = 0;
stack = (T[])(new Object[initialCapacity]);

}

public void myPush(String first){

stack[top] = (T) first;
top++;
}

public T myPop(){

if (isEmpty()){
JOptionPane.showMessageDialog(null, "Stack is empty!");
} else {
top--;
}
T result = stack[top];
stack[top] = null;
return result;
}

public T myPeek(){
if (isEmpty()){
JOptionPane.showMessageDialog(null, "Stack is empty!");
}
return stack[top-1];
}

public boolean isEmpty(){

if (top == 0){
return true;
}

return false;
}

public int mySize(){
return top;
}

//Searches for a name

public int mySearch (T element) {
{
int spot = -1;
for(int i = 0; i< top; i ++){
if(element.equals(stack[i])){
spot = i;
}
}
return spot;
}
}

public String toString(){
int i=top;

do {
T result = stack[top-i];
i--;
return (String) result;
} while (i>=0);

}

}

Ich arbeite an einem Projekt für den Unterricht und wir müssen eine Methode erstellen, die den von uns erstellten Stapel annimmt und wenn er als String ausgedruckt wird. Das habe ich bisher; Die Methode ist unten genannt toString ();. < /p>
[code]package edy.bsu.cs121.stack;

import javax.swing.JOptionPane;

public class myArrayStack {

private final int DEFAULT_CAPACITY = 100;
private int top;
private T[] stack;

@SuppressWarnings("unchecked")
public myArrayStack(){

top = 0;
stack = (T[])(new Object[DEFAULT_CAPACITY]);

}

@SuppressWarnings("unchecked")
public myArrayStack(int initialCapacity){

top = 0;
stack = (T[])(new Object[initialCapacity]);

}

public void myPush(String first){

stack[top] = (T) first;
top++;
}

public T myPop(){

if (isEmpty()){
JOptionPane.showMessageDialog(null, "Stack is empty!");
} else {
top--;
}
T result = stack[top];
stack[top] = null;
return result;
}

public T myPeek(){
if (isEmpty()){
JOptionPane.showMessageDialog(null, "Stack is empty!");
}
return stack[top-1];
}

public boolean isEmpty(){

if (top == 0){
return true;
}

return false;
}

public int mySize(){
return top;
}

//Searches for a name

public int mySearch (T element) {
{
int spot = -1;
for(int i = 0; i< top; i ++){
if(element.equals(stack[i])){
spot = i;
}
}
return spot;
}
}

public String toString(){
int i=top;

do {
T result = stack[top-i];
i--;
return (String) result;
} while (i>=0);

}

}
[/code]