org.biojava.utils.io

Class SoftHashMap

java.lang.Object

java.util.AbstractMap

org.biojava.utils.io.SoftHashMap

All Implemented Interfaces:

Map

public class SoftHashMap
extends AbstractMap

A in memory cache using soft references. (can be garbage collected) This code is based on: http://java-interview-faqs.blogspot.com/2008/09/building-faster-and-efficient-cache.html

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
static boolean	DEBUG
static int	DEFAULT_LIMIT

Constructor Summary

Constructors

Constructor and Description
SoftHashMap()
SoftHashMap(int hardSize)

Method Summary

Methods

Modifier and Type	Method and Description
void	clear()
Set	entrySet()
Object	get(Object key)
Object	put(Object key, Object value) Here we put the key, value pair into the HashMap using a SoftValue object.
Object	remove(Object key)
int	size()

Methods inherited from class java.util.AbstractMap

clone, containsKey, containsValue, equals, hashCode, isEmpty, keySet, putAll, toString, values

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG

public static final boolean DEBUG

See Also:

Constant Field Values

DEFAULT_LIMIT

public static final int DEFAULT_LIMIT

See Also:

Constant Field Values

Constructor Detail

SoftHashMap

public SoftHashMap()

SoftHashMap

public SoftHashMap(int hardSize)

Method Detail

get

public Object get(Object key)

Specified by:

get in interface Map

Overrides:

get in class AbstractMap

put

public Object put(Object key,
         Object value)

Here we put the key, value pair into the HashMap using a SoftValue object.

Specified by:

put in interface Map

Overrides:

put in class AbstractMap

remove

public Object remove(Object key)

Specified by:

remove in interface Map

Overrides:

remove in class AbstractMap

clear

public void clear()

Specified by:

clear in interface Map

Overrides:

clear in class AbstractMap

size

public int size()

Specified by:

size in interface Map

Overrides:

size in class AbstractMap

entrySet

public Set entrySet()

Specified by:

entrySet in interface Map

Specified by:

entrySet in class AbstractMap