com.itextpdf.text.pdf
Class XfaForm.Stack2<T>

java.lang.Object
  extended by java.util.AbstractCollection<E>
      extended by java.util.AbstractList<E>
          extended by java.util.ArrayList<T>
              extended by com.itextpdf.text.pdf.XfaForm.Stack2<T>
All Implemented Interfaces:
Serializable, Cloneable, Iterable<T>, Collection<T>, List<T>, RandomAccess
Enclosing class:
XfaForm

public static class XfaForm.Stack2<T>
extends ArrayList<T>

Another stack implementation. The main use is to facilitate the porting to other languages.

See Also:
Serialized Form

Field Summary
private static long serialVersionUID
           
 
Fields inherited from class java.util.AbstractList
modCount
 
Constructor Summary
XfaForm.Stack2()
           
 
Method Summary
 boolean empty()
          Tests if this stack is empty.
 T peek()
          Looks at the object at the top of this stack without removing it from the stack.
 T pop()
          Removes the object at the top of this stack and returns that object as the value of this function.
 T push(T item)
          Pushes an item onto the top of this stack.
 
Methods inherited from class java.util.ArrayList
add, add, addAll, addAll, clear, clone, contains, ensureCapacity, get, indexOf, isEmpty, lastIndexOf, remove, remove, removeRange, set, size, toArray, toArray, trimToSize
 
Methods inherited from class java.util.AbstractList
equals, hashCode, iterator, listIterator, listIterator, subList
 
Methods inherited from class java.util.AbstractCollection
containsAll, removeAll, retainAll, toString
 
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface java.util.List
containsAll, equals, hashCode, iterator, listIterator, listIterator, removeAll, retainAll, subList
 

Field Detail

serialVersionUID

private static final long serialVersionUID
See Also:
Constant Field Values
Constructor Detail

XfaForm.Stack2

public XfaForm.Stack2()
Method Detail

peek

public T peek()
Looks at the object at the top of this stack without removing it from the stack.

Returns:
the object at the top of this stack

pop

public T pop()
Removes the object at the top of this stack and returns that object as the value of this function.

Returns:
the object at the top of this stack

push

public T push(T item)
Pushes an item onto the top of this stack.

Parameters:
item - the item to be pushed onto this stack
Returns:
the item argument

empty

public boolean empty()
Tests if this stack is empty.

Returns:
true if and only if this stack contains no items; false otherwise

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