Package gnu.trove
Class TDoubleStack
- java.lang.Object
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- gnu.trove.TDoubleStack
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public class TDoubleStack extends java.lang.Object
A stack of double primitives, backed by a TDoubleArrayList.- Version:
- $Id: PStack.template,v 1.2 2007/02/28 23:03:57 robeden Exp $
- Author:
- Eric D. Friedman, Rob Eden
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Field Summary
Fields Modifier and Type Field Description protected TDoubleArrayList
_list
the list used to hold the stack values.static int
DEFAULT_CAPACITY
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Constructor Summary
Constructors Constructor Description TDoubleStack()
Creates a newTDoubleStack
instance with the default capacity.TDoubleStack(int capacity)
Creates a newTDoubleStack
instance with the specified capacity.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
clear()
Clears the stack, reseting its capacity to the default.double
peek()
Returns the value at the top of the stack.double
pop()
Removes and returns the value at the top of the stack.void
push(double 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.double[]
toNativeArray()
Copies the contents of the stack into a native array.void
toNativeArray(double[] dest)
Copies a slice of the list into a native array.
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Field Detail
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_list
protected TDoubleArrayList _list
the list used to hold the stack values.
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DEFAULT_CAPACITY
public static final int DEFAULT_CAPACITY
- See Also:
- Constant Field Values
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Method Detail
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push
public void push(double val)
Pushes the value onto the top of the stack.- Parameters:
val
- andouble
value
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pop
public double pop()
Removes and returns the value at the top of the stack.- Returns:
- an
double
value
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peek
public double peek()
Returns the value at the top of the stack.- Returns:
- an
double
value
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size
public int size()
Returns the current depth of the stack.
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clear
public void clear()
Clears the stack, reseting its capacity to the default.
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reset
public void reset()
Clears the stack without releasing its internal capacity allocation.
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toNativeArray
public double[] toNativeArray()
Copies the contents of the stack into a native array. Note that this will NOT pop them out of the stack.- Returns:
- an
double[]
value
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toNativeArray
public void toNativeArray(double[] 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.
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