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java.lang.Objectjava.util.AbstractMap<java.lang.Double,java.lang.Integer>
gnu.trove.decorator.TDoubleIntHashMapDecorator
public class TDoubleIntHashMapDecorator
Wrapper class to make a TDoubleIntHashMap conform to the java.util.Map API. This class simply decorates an underlying TDoubleIntHashMap and translates the Object-based APIs into their Trove primitive analogs.
Note that wrapping and unwrapping primitive values is extremely inefficient. If possible, users of this class should override the appropriate methods in this class and use a table of canonical values. Created: Mon Sep 23 22:07:40 PDT 2002
| Nested Class Summary |
|---|
| Nested classes/interfaces inherited from class java.util.AbstractMap |
|---|
java.util.AbstractMap.SimpleEntry<K,V>, java.util.AbstractMap.SimpleImmutableEntry<K,V> |
| Nested classes/interfaces inherited from interface java.util.Map |
|---|
java.util.Map.Entry<K,V> |
| Field Summary | |
|---|---|
protected TDoubleIntHashMap |
_map
the wrapped primitive map |
| Constructor Summary | |
|---|---|
TDoubleIntHashMapDecorator()
FOR EXTERNALIZATION ONLY!! |
|
TDoubleIntHashMapDecorator(TDoubleIntHashMap map)
Creates a wrapper that decorates the specified primitive map. |
|
| Method Summary | |
|---|---|
void |
clear()
Empties the map. |
TDoubleIntHashMapDecorator |
clone()
Clones the underlying trove collection and returns the clone wrapped in a new decorator instance. |
boolean |
containsKey(java.lang.Object key)
Checks for the present of key in the keys of the map. |
boolean |
containsValue(java.lang.Object val)
Checks for the presence of val in the values of the map. |
java.util.Set<java.util.Map.Entry<java.lang.Double,java.lang.Integer>> |
entrySet()
Returns a Set view on the entries of the map. |
java.lang.Integer |
get(java.lang.Double key)
Retrieves the value for key |
TDoubleIntHashMap |
getMap()
Returns a reference to the map wrapped by this decorator. |
boolean |
isEmpty()
Indicates whether map has any entries. |
java.lang.Integer |
put(java.lang.Double key,
java.lang.Integer value)
Inserts a key/value pair into the map. |
void |
putAll(java.util.Map<? extends java.lang.Double,? extends java.lang.Integer> map)
Copies the key/value mappings in map into this map. |
void |
readExternal(java.io.ObjectInput in)
|
java.lang.Integer |
remove(java.lang.Double key)
Deletes a key/value pair from the map. |
int |
size()
Returns the number of entries in the map. |
protected double |
unwrapKey(java.lang.Object key)
Unwraps a key |
protected int |
unwrapValue(java.lang.Object value)
Unwraps a value |
protected java.lang.Double |
wrapKey(double k)
Wraps a key |
protected java.lang.Integer |
wrapValue(int k)
Wraps a value |
void |
writeExternal(java.io.ObjectOutput out)
|
| Methods inherited from class java.util.AbstractMap |
|---|
equals, get, hashCode, keySet, remove, toString, values |
| Methods inherited from class java.lang.Object |
|---|
finalize, getClass, notify, notifyAll, wait, wait, wait |
| Methods inherited from interface java.util.Map |
|---|
equals, get, hashCode, keySet, remove, values |
| Field Detail |
|---|
protected TDoubleIntHashMap _map
| Constructor Detail |
|---|
public TDoubleIntHashMapDecorator()
public TDoubleIntHashMapDecorator(TDoubleIntHashMap map)
| Method Detail |
|---|
public TDoubleIntHashMap getMap()
public TDoubleIntHashMapDecorator clone()
clone in class java.util.AbstractMap<java.lang.Double,java.lang.Integer>
public java.lang.Integer put(java.lang.Double key,
java.lang.Integer value)
put in interface java.util.Map<java.lang.Double,java.lang.Integer>put in class java.util.AbstractMap<java.lang.Double,java.lang.Integer>key - an Object valuevalue - an Object value
public java.lang.Integer get(java.lang.Double key)
key - an Object value
public void clear()
clear in interface java.util.Map<java.lang.Double,java.lang.Integer>clear in class java.util.AbstractMap<java.lang.Double,java.lang.Integer>public java.lang.Integer remove(java.lang.Double key)
key - an Object value
public java.util.Set<java.util.Map.Entry<java.lang.Double,java.lang.Integer>> entrySet()
entrySet in interface java.util.Map<java.lang.Double,java.lang.Integer>entrySet in class java.util.AbstractMap<java.lang.Double,java.lang.Integer>Set valuepublic boolean containsValue(java.lang.Object val)
containsValue in interface java.util.Map<java.lang.Double,java.lang.Integer>containsValue in class java.util.AbstractMap<java.lang.Double,java.lang.Integer>val - an Object value
boolean valuepublic boolean containsKey(java.lang.Object key)
containsKey in interface java.util.Map<java.lang.Double,java.lang.Integer>containsKey in class java.util.AbstractMap<java.lang.Double,java.lang.Integer>key - an Object value
boolean valuepublic int size()
size in interface java.util.Map<java.lang.Double,java.lang.Integer>size in class java.util.AbstractMap<java.lang.Double,java.lang.Integer>public boolean isEmpty()
isEmpty in interface java.util.Map<java.lang.Double,java.lang.Integer>isEmpty in class java.util.AbstractMap<java.lang.Double,java.lang.Integer>public void putAll(java.util.Map<? extends java.lang.Double,? extends java.lang.Integer> map)
putAll in interface java.util.Map<java.lang.Double,java.lang.Integer>putAll in class java.util.AbstractMap<java.lang.Double,java.lang.Integer>map - a Map valueprotected java.lang.Double wrapKey(double k)
k - key in the underlying map
protected double unwrapKey(java.lang.Object key)
key - wrapped key
protected java.lang.Integer wrapValue(int k)
k - value in the underlying map
protected int unwrapValue(java.lang.Object value)
value - wrapped value
public void readExternal(java.io.ObjectInput in)
throws java.io.IOException,
java.lang.ClassNotFoundException
readExternal in interface java.io.Externalizablejava.io.IOException
java.lang.ClassNotFoundException
public void writeExternal(java.io.ObjectOutput out)
throws java.io.IOException
writeExternal in interface java.io.Externalizablejava.io.IOException
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