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java.lang.Object lrs.ANode lrs.NENode
class NENode
Represents the non-empty state of a LStruct.
Field Summary | |
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private java.lang.Object |
_dat
The first data element of this LRStruct. |
private LRStruct |
_tail
The rest of this LRStruct. |
Constructor Summary | |
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NENode(java.lang.Object dat,
LRStruct tail)
Initializes this NENode to contain dat and a given tail list. |
Method Summary | |
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(package private) java.lang.Object |
execute(IAlgo algo,
java.lang.Object input,
LRStruct owner)
Calls the visitor's non-empty case. |
(package private) java.lang.Object |
getFirst(LRStruct owner)
Returns the first data object of the referencing LRStruct. |
(package private) LRStruct |
getRest(LRStruct owner)
Returns the rest LRStruct of the referencing LRStruct. |
(package private) LRStruct |
insertFront(java.lang.Object dat,
LRStruct owner)
Inserts a data object at the front of the LRStruct owner. |
(package private) java.lang.Object |
removeFront(LRStruct owner)
Removes and returns the first data object for the referencing LRStruct. |
(package private) LRStruct |
setFirst(java.lang.Object first,
LRStruct owner)
Sets a new first data object for the referencing LRStruct. |
(package private) LRStruct |
setRest(LRStruct tail,
LRStruct owner)
Sets a new rest for the referencing LRStruct. |
Methods inherited from class lrs.ANode |
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toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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private java.lang.Object _dat
private LRStruct _tail
Constructor Detail |
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NENode(java.lang.Object dat, LRStruct tail)
dat
- the data object to be stored in this NENode.tail
- the LRStruct tail of this NENode.Method Detail |
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LRStruct getRest(LRStruct owner)
ANode
getRest
in class ANode
owner
- the LRStruct referencing this ANode.
java.lang.Object getFirst(LRStruct owner)
ANode
getFirst
in class ANode
owner
- the LRStruct referencing this ANode.
LRStruct setRest(LRStruct tail, LRStruct owner)
ANode
setRest
in class ANode
tail
- the new rest for the owner LRStruct.owner
- the LRS referencing this ANode.
LRStruct
ownerLRStruct setFirst(java.lang.Object first, LRStruct owner)
ANode
setFirst
in class ANode
first
- the new data object for this ANode.owner
- the LRS referencing this ANode.
LRStruct
ownerLRStruct insertFront(java.lang.Object dat, LRStruct owner)
insertFront
in class ANode
dat
- the object to be inserted at the front.owner
- the LRS referencing this NENode.
LRStruct
ownerjava.lang.Object removeFront(LRStruct owner)
ANode
removeFront
in class ANode
owner
- the LRS referencing this ANode.
java.lang.Object execute(IAlgo algo, java.lang.Object input, LRStruct owner)
execute
in class ANode
algo
- the visitor algorithm to be executed.input
- the input needed by the algorithm.owner
- the LRStruct referencing this ANode.
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