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1 // This software is Public Domain.
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2
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3 import java.util.Stack;
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4
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5 public class GlyphoStack {
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6 protected Stack stack;
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7
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8 public GlyphoStack() {
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9 stack = new Stack();
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10 }
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11
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12 public GlyphoStack(Stack s) {
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13 stack = s;
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14 }
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15
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16 public void clear() {
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17 stack.clear();
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18 }
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19
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20 public boolean empty() {
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21 return stack.empty();
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22 }
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23
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24 public int peek() {
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25 return ((Integer)stack.peek()).intValue();
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26 }
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27
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28 public int pop() {
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29 return ((Integer)stack.pop()).intValue();
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30 }
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31
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32 public int push(int value) {
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33 return ((Integer)stack.push(new Integer(value))).intValue();
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34 }
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35
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36 public int popBottom() {
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37 return ((Integer)stack.remove(0)).intValue();
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38 }
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39
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40 public void pushBottom(int value) {
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41 stack.add(0, new Integer(value));
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42 }
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43
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44 public String toString() {
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45 return stack.toString();
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46 }
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47
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48 } |
