Package delight.nashornsandbox.internal

Class LinkedHashMapSecuredJsCache

java.lang.Object

delight.nashornsandbox.internal.LinkedHashMapSecuredJsCache

All Implemented Interfaces:

SecuredJsCache

class LinkedHashMapSecuredJsCache
extends Object
implements SecuredJsCache

Default implementation of SecuredJsCache, uses a LinkedHashMap as its cache and is not thread-safe. Also, mixing scripts with missing braces allowed and not allowed is forbidden.

Field Summary

Fields

Modifier and Type	Field	Description
private final boolean	allowNoBraces
private final LinkedHashMap<String,String>	map

Constructor Summary

Constructors

Constructor	Description
LinkedHashMapSecuredJsCache(LinkedHashMap<String,String> linkedHashMap, boolean allowNoBraces)

Method Summary

Modifier and Type	Method	Description
private void	assertConfiguration(boolean allowNoBraces)
String	getOrCreate(String js, boolean allowNoBraces, Supplier<String> producer)	Gets a value from the cache and tries to create it if it couldn't be found.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

map

private final LinkedHashMap<String,String> map

allowNoBraces

private final boolean allowNoBraces

Constructor Details

LinkedHashMapSecuredJsCache

public LinkedHashMapSecuredJsCache(LinkedHashMap<String,String> linkedHashMap,
 boolean allowNoBraces)

Method Details

getOrCreate

public String getOrCreate(String js,
 boolean allowNoBraces,
 Supplier<String> producer)

Description copied from interface: SecuredJsCache

Gets a value from the cache and tries to create it if it couldn't be found.

Specified by:

getOrCreate in interface SecuredJsCache

Parameters:

js - the raw javascript code

allowNoBraces - whether missing braces are allowed.

producer - if no cached value could be found, this is used to create the value

Returns:

the cached or created value, or null if it could be neither found in the cache nor created.

assertConfiguration

private void assertConfiguration(boolean allowNoBraces)