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java.lang.Object org.apache.mina.util.Stack
public class Stack
A unbounded stack.
Constructor Summary | |
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Stack()
Construct a new, empty stack. |
Method Summary | |
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void |
clear()
Clears this stack. |
Object |
first()
Returns the first element of the stack. |
boolean |
isEmpty()
Returns true if the stack is empty. |
Object |
last()
|
Object |
pop()
Pops from this stack. |
void |
push(Object obj)
Push into this stack. |
void |
remove(Object o)
|
int |
size()
Returns the number of elements in the stack. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public Stack()
Method Detail |
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public void clear()
public Object pop()
null
, if this stack is empty or the element is
really null
.public void push(Object obj)
public void remove(Object o)
public Object first()
null
, if the stack is empty, or the element is
really null
.public Object last()
public boolean isEmpty()
true
if the stack is empty.
public int size()
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