Package gnu.trove

Class TIntStack

  • public class TIntStack
extends java.lang.Object
    A stack of int primitives, backed by a TIntArrayList.
    Version:
    $Id: PStack.template,v 1.2 2007/02/28 23:03:57 robeden Exp $
    Author:
    Eric D. Friedman, Rob Eden

    • Constructor Summary

      Constructors 
      Constructor Description
      TIntStack()
      Creates a new TIntStack instance with the default capacity.
      TIntStack​(int capacity)
      Creates a new TIntStack instance with the specified capacity.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void clear()
      Clears the stack, reseting its capacity to the default.
      int peek()
      Returns the value at the top of the stack.
      int pop()
      Removes and returns the value at the top of the stack.
      void push​(int val)
      Pushes the value onto the top of the stack.
      void reset()
      Clears the stack without releasing its internal capacity allocation.
      int size()
      Returns the current depth of the stack.
      int[] toNativeArray()
      Copies the contents of the stack into a native array.
      void toNativeArray​(int[] dest)
      Copies a slice of the list into a native array.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • TIntStack

        public TIntStack()
        Creates a new TIntStack instance with the default capacity.

      • TIntStack

        public TIntStack​(int capacity)
        Creates a new TIntStack instance with the specified capacity.
        Parameters:
        capacity - the initial depth of the stack

    • Method Detail

      • push

        public void push​(int val)
        Pushes the value onto the top of the stack.
        Parameters:
        val - an int value

      • pop

        public int pop()
        Removes and returns the value at the top of the stack.
        Returns:
        an int value

      • peek

        public int peek()
        Returns the value at the top of the stack.
        Returns:
        an int value

      • size

        public int size()
        Returns the current depth of the stack.

      • clear

        public void clear()
        Clears the stack, reseting its capacity to the default.

      • reset

        public void reset()
        Clears the stack without releasing its internal capacity allocation.

      • toNativeArray

        public int[] toNativeArray()
        Copies the contents of the stack into a native array. Note that this will NOT pop them out of the stack.
        Returns:
        an int[] value

      • toNativeArray

        public void toNativeArray​(int[] dest)
        Copies a slice of the list into a native array. Note that this will NOT pop them out of the stack.
        Parameters:
        dest - the array to copy into.