com.google.protobuf

Class MapFieldLite<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<K,V>

com.google.protobuf.MapFieldLite<K,V>

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map<K,V>

public final class MapFieldLite<K,V>
extends java.util.LinkedHashMap<K,V>

Internal representation of map fields in generated lite-runtime messages.

This class is a protobuf implementation detail. Users shouldn't use this class directly.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

java.util.AbstractMap.SimpleEntry<K,V>, java.util.AbstractMap.SimpleImmutableEntry<K,V>

Method Summary

Modifier and Type	Method and Description
void	clear()
static <K,V> MapFieldLite<K,V>	emptyMapField() Returns an singleton immutable empty MapFieldLite instance.
java.util.Set<java.util.Map.Entry<K,V>>	entrySet()
boolean	equals(java.lang.Object object) Checks whether two map fields are equal.
int	hashCode()
boolean	isMutable() Returns whether this field can be modified.
void	makeImmutable() Makes this field immutable.
void	mergeFrom(MapFieldLite<K,V> other)
MapFieldLite<K,V>	mutableCopy() Returns a deep copy of this map field.
V	put(K key, V value)
V	put(java.util.Map.Entry<K,V> entry)
void	putAll(java.util.Map<? extends K,? extends V> m)
V	remove(java.lang.Object key)

Methods inherited from class java.util.LinkedHashMap

containsValue, forEach, get, getOrDefault, keySet, replaceAll, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, putIfAbsent, remove, replace, replace, size

Methods inherited from class java.util.AbstractMap

toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, putIfAbsent, remove, replace, replace, size

Method Detail

emptyMapField

public static <K,V> MapFieldLite<K,V> emptyMapField()

Returns an singleton immutable empty MapFieldLite instance.

mergeFrom

public void mergeFrom(MapFieldLite<K,V> other)

entrySet

public java.util.Set<java.util.Map.Entry<K,V>> entrySet()

Specified by:

entrySet in interface java.util.Map<K,V>

Overrides:

entrySet in class java.util.LinkedHashMap<K,V>

clear

public void clear()

Specified by:

clear in interface java.util.Map<K,V>

Overrides:

clear in class java.util.LinkedHashMap<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>

put

public V put(java.util.Map.Entry<K,V> entry)

putAll

public void putAll(java.util.Map<? extends K,? extends V> m)

Specified by:

putAll in interface java.util.Map<K,V>

Overrides:

putAll in class java.util.HashMap<K,V>

remove

public V remove(java.lang.Object key)

Specified by:

remove in interface java.util.Map<K,V>

Overrides:

remove in class java.util.HashMap<K,V>

equals

public boolean equals(java.lang.Object object)

Checks whether two map fields are equal.

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>

mutableCopy

public MapFieldLite<K,V> mutableCopy()

Returns a deep copy of this map field.

makeImmutable

public void makeImmutable()

Makes this field immutable. All subsequent modifications will throw an UnsupportedOperationException.

isMutable

public boolean isMutable()

Returns whether this field can be modified.