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public interface Map
The LEAP (environment-dependent) version of the &qote;java.util.Map&qote; interface. This interface appears to be exactly the same in J2SE, PJAVA and MIDP. The internal implementation is different in the three cases however.
(J2SE)| Method Summary | |
|---|---|
void |
clear()
Remove all mappings from this map. |
boolean |
containsKey(java.lang.Object key)
Returns true if this map contains a mapping for the specified key. |
java.lang.Object |
get(java.lang.Object key)
Returns the value to which this map maps the specified key. |
boolean |
isEmpty()
Returns true if this map contains no key-value mappings. |
Set |
keySet()
Returns a set view of the keys contained in this map. |
java.lang.Object |
put(java.lang.Object key,
java.lang.Object value)
Associates the specified value with the specified key in this map (optional operation). |
java.lang.Object |
remove(java.lang.Object key)
Removes the mapping for this key from this map if present (optional operation). |
int |
size()
Returns the number of mappings in this map. |
Collection |
values()
Returns a Collection view of the values contained in this map. |
| Method Detail |
|---|
boolean isEmpty()
Mapjava.lang.Object remove(java.lang.Object key)
key - key whose mapping is to be removed from the map.
MapSet keySet()
MapCollection values()
Map
java.lang.Object put(java.lang.Object key,
java.lang.Object value)
key - key with which the specified value is to be associated.value - value to be associated with the specified key.
Mapboolean containsKey(java.lang.Object key)
key - key whose presence in this map is to be tested.
Mapjava.lang.Object get(java.lang.Object key)
key - key whose associated value is to be returned.
Mapint size()
Mapvoid clear()
Map
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