com.genesyslab.platform.commons.util
Class DeepHashMap<K,V>
java.lang.Object
java.util.AbstractMap<K,V>
java.util.HashMap<K,V>
com.genesyslab.platform.commons.util.DeepHashMap<K,V>
- Type Parameters:
K
- key type.V
- value type.
- All Implemented Interfaces:
- java.io.Serializable, java.lang.Cloneable, java.util.Map<K,V>
public class DeepHashMap<K,V>
- extends java.util.HashMap<K,V>
Used to fix the comparison and hashCode calculation if map contains any array items.
Note: it removes key if value is null.
- See Also:
- Serialized Form
Nested classes/interfaces inherited from class java.util.AbstractMap |
java.util.AbstractMap.SimpleEntry<K,V>, java.util.AbstractMap.SimpleImmutableEntry<K,V> |
Method Summary |
boolean |
equals(java.lang.Object o)
|
int |
hashCode()
|
V |
put(K key,
V value)
|
void |
putAbsolutlyAll(java.util.Map<? extends K,? extends V> m)
Puts all (also keys with null value). |
void |
putAll(java.util.Map<? extends K,? extends V> m)
Put all keys with not null value. |
V |
putNullValue(K key)
Puts key with null value. |
Methods inherited from class java.util.HashMap |
clear, clone, containsKey, containsValue, entrySet, get, isEmpty, keySet, remove, size, values |
Methods inherited from class java.util.AbstractMap |
toString |
Methods inherited from class java.lang.Object |
finalize, getClass, notify, notifyAll, wait, wait, wait |
DeepHashMap
public DeepHashMap()
DeepHashMap
public DeepHashMap(int initialCapacity)
DeepHashMap
public DeepHashMap(java.util.Map<? extends K,? extends V> m)
DeepHashMap
public DeepHashMap(int initialCapacity,
float loadFactor)
equals
public boolean equals(java.lang.Object o)
- Specified by:
equals
in interface java.util.Map<K,V>
- Overrides:
equals
in class java.util.AbstractMap<K,V>
hashCode
public int hashCode()
- Specified by:
hashCode
in interface java.util.Map<K,V>
- Overrides:
hashCode
in class java.util.AbstractMap<K,V>
put
public V put(K key,
V value)
- Specified by:
put
in interface java.util.Map<K,V>
- Overrides:
put
in class java.util.HashMap<K,V>
putAll
public void putAll(java.util.Map<? extends K,? extends V> m)
- Put all keys with not null value.
- Specified by:
putAll
in interface java.util.Map<K,V>
- Overrides:
putAll
in class java.util.HashMap<K,V>
putNullValue
public V putNullValue(K key)
- Puts key with null value.
- Parameters:
key
-
- Returns:
- old value stored with the specified key.
putAbsolutlyAll
public void putAbsolutlyAll(java.util.Map<? extends K,? extends V> m)
- Puts all (also keys with null value).
- Parameters:
m
-
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Document version: 8.5.302.00
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