Package org.opencms.util

Class CmsThreadLocalStack<T>

java.lang.Object

org.opencms.util.CmsThreadLocalStack<T>

Type Parameters:

T - the type for the stack elements

public class CmsThreadLocalStack<T>
extends Object

Thread local stack.

Constructor Summary

Constructors

Constructor	Description
CmsThreadLocalStack()

Method Summary

Modifier and Type	Method	Description
T	pop()	Removes and returns the last element pushed onto the stack.
void	push(T data)	Pushes a new element onto the stack.
int	size()	Returns the current stack size.
T	top()	Returns the current top of the stack, without removing it.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

CmsThreadLocalStack

public CmsThreadLocalStack()

Method Details

pop

public T pop()

Removes and returns the last element pushed onto the stack.

Returns:

the last element pushed onto the stack

push

public void push(T data)

Pushes a new element onto the stack.

Parameters:

data - the element to push on the stack

size

public int size()

Returns the current stack size.

Returns:

the current stack size

top

public T top()

Returns the current top of the stack, without removing it.

If the stack is empty, null is returned.

Returns:

the current top of the stack