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ObjectConsecutiveMap
public class ConsecutiveMap
Implements a simple mapping, from object keys to integers. Each new key is assigned a consecutive number, starting at zero.
Field Summary | |
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private Vector |
inOrder
Vector of all unique keys, in order of addition |
private HashMap |
map
Mapping used to keep the unique set of keys |
Constructor Summary | |
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ConsecutiveMap()
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Method Summary | |
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int |
get(Object key)
Retrieve the namecode for the given key. |
Object[] |
getArray()
Retrieve an array of all the keys, ordered by consecutive number. |
boolean |
has(Object key)
Check if the given key is present in the map yet. |
int |
put(Object key)
If the key is already present in the map, return its assigned number. |
Methods inherited from class Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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private HashMap map
private Vector inOrder
Constructor Detail |
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public ConsecutiveMap()
Method Detail |
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public int put(Object key)
key
- The key to look up
public int get(Object key)
public boolean has(Object key)
public Object[] getArray()
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