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Method Summary | |
int |
getBack()
Returns the last element. |
int |
getNext()
Returns the next element. |
int |
goTo(int amount)
Go to an sequencial position foward or back, given its amount of steps. |
Method Detail |
public int getNext()
public int getBack()
public int goTo(int amount)
amount
- - The amount of steps to go. May be positive (foward) or negative
(back) (e.g. two steps foward has amount = +2).
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