TMap<K,V>
, java.io.Externalizable
, java.io.Serializable
, java.util.Map<K,V>
public class THashMap<K,V> extends gnu.trove.impl.hash.TObjectHash<K> implements TMap<K,V>, java.io.Externalizable
Modifier and Type | Class | Description |
---|---|---|
protected class |
THashMap.EntryView |
a view onto the entries of the map.
|
protected class |
THashMap.KeyView |
a view onto the keys of the map.
|
protected class |
THashMap.ValueView |
a view onto the values of the map.
|
Modifier and Type | Field | Description |
---|---|---|
protected V[] |
_values |
the values of the map
|
Constructor | Description |
---|---|
THashMap() |
Creates a new
THashMap instance with the default
capacity and load factor. |
THashMap(int initialCapacity) |
Creates a new
THashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the default load factor. |
THashMap(int initialCapacity,
float loadFactor) |
Creates a new
THashMap instance with a prime
capacity equal to or greater than initialCapacity and
with the specified load factor. |
THashMap(THashMap<? extends K,? extends V> map) |
Creates a new
THashMap instance which contains the
key/value pairs in map. |
THashMap(java.util.Map<? extends K,? extends V> map) |
Creates a new
THashMap instance which contains the
key/value pairs in map. |
Modifier and Type | Method | Description |
---|---|---|
void |
clear() |
Empties the map.
|
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<K,V>> |
entrySet() |
Returns a Set view on the entries of the map.
|
boolean |
equals(java.lang.Object other) |
Compares this map with another map for equality of their stored
entries.
|
boolean |
forEachEntry(TObjectObjectProcedure<? super K,? super V> procedure) |
Executes procedure for each key/value entry in the
map.
|
boolean |
forEachKey(TObjectProcedure<? super K> procedure) |
Executes procedure for each key in the map.
|
boolean |
forEachValue(TObjectProcedure<? super V> procedure) |
Executes procedure for each value in the map.
|
V |
get(java.lang.Object key) |
retrieves the value for key
|
int |
hashCode() |
|
java.util.Set<K> |
keySet() |
returns a Set view on the keys of the map.
|
V |
put(K key,
V value) |
Inserts a key/value pair into the map.
|
void |
putAll(java.util.Map<? extends K,? extends V> map) |
copies the key/value mappings in map into this map.
|
V |
putIfAbsent(K key,
V value) |
Inserts a key/value pair into the map if the specified key is not already
associated with a value.
|
void |
readExternal(java.io.ObjectInput in) |
|
protected void |
rehash(int newCapacity) |
rehashes the map to the new capacity.
|
V |
remove(java.lang.Object key) |
Deletes a key/value pair from the map.
|
void |
removeAt(int index) |
removes the mapping at index from the map.
|
boolean |
retainEntries(TObjectObjectProcedure<? super K,? super V> procedure) |
Retains only those entries in the map for which the procedure
returns a true value.
|
int |
setUp(int initialCapacity) |
initialize the value array of the map.
|
java.lang.String |
toString() |
|
void |
transformValues(TObjectFunction<V,V> function) |
Transform the values in this map using function.
|
java.util.Collection<V> |
values() |
Returns a view on the values of the map.
|
void |
writeExternal(java.io.ObjectOutput out) |
compute, computeIfAbsent, computeIfPresent, entry, forEach, getOrDefault, isEmpty, merge, of, of, of, of, of, of, of, of, of, of, of, ofEntries, remove, replace, replace, replaceAll, size
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
protected transient V[] _values
public THashMap()
THashMap
instance with the default
capacity and load factor.public THashMap(int initialCapacity)
THashMap
instance with a prime
capacity equal to or greater than initialCapacity and
with the default load factor.initialCapacity
- an int
valuepublic THashMap(int initialCapacity, float loadFactor)
THashMap
instance with a prime
capacity equal to or greater than initialCapacity and
with the specified load factor.initialCapacity
- an int
valueloadFactor
- a float
valuepublic THashMap(java.util.Map<? extends K,? extends V> map)
THashMap
instance which contains the
key/value pairs in map.map
- a Map
valuepublic int setUp(int initialCapacity)
setUp
in class gnu.trove.impl.hash.TObjectHash<K>
initialCapacity
- an int
valueint
valuepublic V putIfAbsent(K key, V value)
public boolean equals(java.lang.Object other)
public int hashCode()
public java.lang.String toString()
toString
in class java.lang.Object
public boolean forEachKey(TObjectProcedure<? super K> procedure)
forEachKey
in interface TMap<K,V>
procedure
- a TObjectProcedure
valuepublic boolean forEachValue(TObjectProcedure<? super V> procedure)
forEachValue
in interface TMap<K,V>
procedure
- a TObjectProcedure
valuepublic boolean forEachEntry(TObjectObjectProcedure<? super K,? super V> procedure)
forEachEntry
in interface TMap<K,V>
procedure
- a TObjectObjectProcedure
valuepublic boolean retainEntries(TObjectObjectProcedure<? super K,? super V> procedure)
retainEntries
in interface TMap<K,V>
procedure
- determines which entries to keeppublic void transformValues(TObjectFunction<V,V> function)
transformValues
in interface TMap<K,V>
function
- a TObjectFunction
valueprotected void rehash(int newCapacity)
rehash
in class gnu.trove.impl.hash.THash
newCapacity
- an int
valuepublic V get(java.lang.Object key)
public void clear()
public V remove(java.lang.Object key)
public void removeAt(int index)
removeAt
in class gnu.trove.impl.hash.TObjectHash<K>
index
- an int
valuepublic java.util.Collection<V> values()
public java.util.Set<K> keySet()
public java.util.Set<java.util.Map.Entry<K,V>> entrySet()
public boolean containsValue(java.lang.Object val)
public boolean containsKey(java.lang.Object key)
public void putAll(java.util.Map<? extends K,? extends V> map)
public void writeExternal(java.io.ObjectOutput out) throws java.io.IOException
writeExternal
in interface java.io.Externalizable
writeExternal
in class gnu.trove.impl.hash.TObjectHash<K>
java.io.IOException
public void readExternal(java.io.ObjectInput in) throws java.io.IOException, java.lang.ClassNotFoundException
readExternal
in interface java.io.Externalizable
readExternal
in class gnu.trove.impl.hash.TObjectHash<K>
java.io.IOException
java.lang.ClassNotFoundException