gnu.trove.stack

Interface TLongStack

All Known Implementing Classes:

TLongArrayStack

public interface TLongStack

A stack of long primitives.

Method Summary

Modifier and Type	Method and Description
void	clear() Clears the stack.
long	getNoEntryValue() Returns the value that is used to represent null.
long	peek() Returns the value at the top of the stack.
long	pop() Removes and returns the value at the top of the stack.
void	push(long val) Pushes the value onto the top of the stack.
int	size() Returns the current depth of the stack.
long[]	toArray() Copies the contents of the stack into a native array.
void	toArray(long[] dest) Copies a slice of the list into a native array.

Method Detail

getNoEntryValue

long getNoEntryValue()

Returns the value that is used to represent null. The default value is generally zero, but can be configured during construction of the collection.

Returns:

the value that represents null

push

void push(long val)

Pushes the value onto the top of the stack.

Parameters:

val - an long value

pop

long pop()

Removes and returns the value at the top of the stack.

Returns:

an long value

peek

long peek()

Returns the value at the top of the stack.

Returns:

an long value

size

int size()

Returns the current depth of the stack.

clear

void clear()

Clears the stack.

toArray

long[] toArray()

Copies the contents of the stack into a native array. Note that this will NOT pop them out of the stack.

Returns:

an long[] value

toArray

void toArray(long[] 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.