Package eu.bandm.tools.util.nonnull

Class NonNullProxy<K2,V2>

java.lang.Object

eu.bandm.tools.util.nonnull.MapProxy<K2,V2>

eu.bandm.tools.util.nonnull.NonNullProxy<K2,V2>

Type Parameters:

K2 - the type of the keys

V2 - the type of the values

All Implemented Interfaces:

Nullfree, NonNullKeyMap<K2,V2>, NonNullMap<K2,V2>, NonNullValueMap<K2,V2>, Serializable, Map<K2,V2>

class NonNullProxy<K2,V2>
extends MapProxy<K2,V2>
implements NonNullMap<K2,V2>

Internal proxy which inserts the checks for non-null into all state-changing methods. Not directly accessible by the user.

Nested Class Summary

Nested classes/interfaces inherited from class eu.bandm.tools.util.nonnull.MapProxy

MapProxy.NonNullMapEntry<A,B>, MapProxy.NonNullMapEntryIterator<A,B>, MapProxy.NonNullMapEntrySet<A,B>

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Field Summary

Fields inherited from class eu.bandm.tools.util.nonnull.MapProxy

peer

Constructor Summary

Constructors

Constructor	Description
NonNullProxy(Map<K2,V2> peer)	Not directly accessible by the user.

Method Summary

Modifier and Type	Method	Description
Set<Map.Entry<K2,V2>>	entrySet()	Needs special implementation of entrySet, Iterator and Map.Entry for prohibiting "setValue(null)"!
V2	put(K2 k, V2 v)
void	putAll(Map<? extends K2,? extends V2> t)

Methods inherited from class eu.bandm.tools.util.nonnull.MapProxy

asSorted, clear, containsKey, containsValue, equals, get, hashCode, isEmpty, keySet, remove, size, toString, values

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, equals, forEach, get, getOrDefault, hashCode, isEmpty, keySet, merge, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

Methods inherited from interface eu.bandm.tools.util.nonnull.NonNullMap

asSorted

Constructor Details

NonNullProxy

NonNullProxy(Map<K2,V2> peer)

Not directly accessible by the user.

Parameters:

peer - The object from JDK runtime which makes the real work.

Method Details

put

public V2 put(K2 k,
 V2 v)

Specified by:

put in interface Map<K2,V2>

putAll

public void putAll(Map<? extends K2,? extends V2> t)

Specified by:

putAll in interface Map<K2,V2>

entrySet

public Set<Map.Entry<K2,V2>> entrySet()

Needs special implementation of entrySet, Iterator and Map.Entry for prohibiting "setValue(null)"!

Specified by:

entrySet in interface Map<K2,V2>

Overrides:

entrySet in class MapProxy<K2,V2>