org.boon.collections

Class LazyMap

java.lang.Object

java.util.AbstractMap<String,Object>

org.boon.collections.LazyMap

All Implemented Interfaces:

Map<String,Object>

public class LazyMap
extends AbstractMap<String,Object>

This maps only builds once you ask for a key for the first time. It is designed to not incur the overhead of creating a map unless needed.

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>

Constructor Summary

Constructors

Constructor and Description
LazyMap()
LazyMap(int initialSize)
LazyMap(int initialSize, boolean delayMap)
LazyMap(List<String> keys, List values, boolean delayMap)

Method Summary

Methods

Modifier and Type	Method and Description
void	clear()
LazyMap	clearAndCopy()
protected Object	clone()
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Set<Map.Entry<String,Object>>	entrySet()
boolean	equals(Object o)
Object	get(Object key)
int	hashCode()
boolean	isEmpty()
Set<String>	keySet()
Object	put(String key, Object value)
void	putAll(Map m)
Object	remove(Object key)
int	size()
String	toString()
Collection<Object>	values()

Methods inherited from class java.lang.Object

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

Constructor Detail

LazyMap

public LazyMap()

LazyMap

public LazyMap(int initialSize)

LazyMap

public LazyMap(int initialSize,
       boolean delayMap)

LazyMap

public LazyMap(List<String> keys,
       List values,
       boolean delayMap)

Method Detail

put

public Object put(String key,
         Object value)

Specified by:

put in interface Map<String,Object>

Overrides:

put in class AbstractMap<String,Object>

entrySet

public Set<Map.Entry<String,Object>> entrySet()

Specified by:

entrySet in interface Map<String,Object>

Specified by:

entrySet in class AbstractMap<String,Object>

size

public int size()

Specified by:

size in interface Map<String,Object>

Overrides:

size in class AbstractMap<String,Object>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map<String,Object>

Overrides:

isEmpty in class AbstractMap<String,Object>

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Map<String,Object>

Overrides:

containsValue in class AbstractMap<String,Object>

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map<String,Object>

Overrides:

containsKey in class AbstractMap<String,Object>

get

public Object get(Object key)

Specified by:

get in interface Map<String,Object>

Overrides:

get in class AbstractMap<String,Object>

remove

public Object remove(Object key)

Specified by:

remove in interface Map<String,Object>

Overrides:

remove in class AbstractMap<String,Object>

putAll

public void putAll(Map m)

Specified by:

putAll in interface Map<String,Object>

Overrides:

putAll in class AbstractMap<String,Object>

clear

public void clear()

Specified by:

clear in interface Map<String,Object>

Overrides:

clear in class AbstractMap<String,Object>

keySet

public Set<String> keySet()

Specified by:

keySet in interface Map<String,Object>

Overrides:

keySet in class AbstractMap<String,Object>

values

public Collection<Object> values()

Specified by:

values in interface Map<String,Object>

Overrides:

values in class AbstractMap<String,Object>

equals

public boolean equals(Object o)

Specified by:

equals in interface Map<String,Object>

Overrides:

equals in class AbstractMap<String,Object>

hashCode

public int hashCode()

Specified by:

hashCode in interface Map<String,Object>

Overrides:

hashCode in class AbstractMap<String,Object>

toString

public String toString()

Overrides:

toString in class AbstractMap<String,Object>

clone

protected Object clone()
                throws CloneNotSupportedException

Overrides:

clone in class AbstractMap<String,Object>

Throws:

CloneNotSupportedException

clearAndCopy

public LazyMap clearAndCopy()