org.apache.calcite.util

Class CompatibleGuava11.ImprovedAbstractMap<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

org.apache.calcite.util.CompatibleGuava11.ImprovedAbstractMap<K,V>

Type Parameters:

K - key type

V - value type

All Implemented Interfaces:

Map<K,V>

Direct Known Subclasses:

CompatibleGuava11.AsMapView

Enclosing class:

CompatibleGuava11

abstract static class CompatibleGuava11.ImprovedAbstractMap<K,V>
extends AbstractMap<K,V>

ImprovedAbstractMap.

Nested Class Summary

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

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

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

Map.Entry<K,V>

Field Summary

Fields

Modifier and Type	Field and Description
private Set<Map.Entry<K,V>>	entrySet
private Set<K>	keySet
private Collection<V>	values

Constructor Summary

Constructors

Constructor and Description
ImprovedAbstractMap()

Method Summary

Modifier and Type	Method and Description
protected abstract Set<Map.Entry<K,V>>	createEntrySet() Creates the entry set to be returned by entrySet().
Set<Map.Entry<K,V>>	entrySet()
Set<K>	keySet()
Collection<V>	values()

Methods inherited from class java.util.AbstractMap

clear, clone, containsKey, containsValue, equals, get, hashCode, isEmpty, put, putAll, remove, size, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, forEach, getOrDefault, merge, putIfAbsent, remove, replace, replace, replaceAll

Field Detail

entrySet

private Set<Map.Entry<K,V>> entrySet

keySet

private Set<K> keySet

values

private Collection<V> values

Constructor Detail

ImprovedAbstractMap

ImprovedAbstractMap()

Method Detail

createEntrySet

protected abstract Set<Map.Entry<K,V>> createEntrySet()

Creates the entry set to be returned by entrySet(). This method is invoked at most once on a given map, at the time when entrySet is first called.

entrySet

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

Specified by:

entrySet in interface Map<K,V>

Specified by:

entrySet in class AbstractMap<K,V>

keySet

public Set<K> keySet()

Specified by:

keySet in interface Map<K,V>

Overrides:

keySet in class AbstractMap<K,V>

values

public Collection<V> values()

Specified by:

values in interface Map<K,V>

Overrides:

values in class AbstractMap<K,V>