org.apache.velocity.util.introspection

Class IntrospectorCacheImpl

java.lang.Object

org.apache.velocity.util.introspection.IntrospectorCacheImpl

All Implemented Interfaces:

IntrospectorCache

public final class IntrospectorCacheImpl
extends Object
implements IntrospectorCache

This is the internal introspector cache implementation.

Since:

1.5

Version:

$Id: IntrospectorCacheImpl.java 1753137 2016-07-17 23:33:09Z cbrisson $

Author:

Henning P. Schmiedehausen, Candid Dauth

Field Summary

Fields

Modifier and Type	Field and Description
static String	CACHEDUMP_MSG define a public string so that it can be looked for if interested

Constructor Summary

Constructors

Constructor and Description
IntrospectorCacheImpl(org.slf4j.Logger log) C'tor

Method Summary

Methods

Modifier and Type	Method and Description
void	clear() Clears the internal cache.
ClassMap	get(Class c) Lookup a given Class object in the cache.
ClassFieldMap	getFieldMap(Class c) Lookup a given Class object in the cache.
ClassMap	put(Class c) Creates a class map for specific class and registers it in the cache.

Methods inherited from class java.lang.Object

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

Field Detail

CACHEDUMP_MSG

public static final String CACHEDUMP_MSG

define a public string so that it can be looked for if interested

See Also:

Constant Field Values

Constructor Detail

IntrospectorCacheImpl

public IntrospectorCacheImpl(org.slf4j.Logger log)

C'tor

Method Detail

clear

public void clear()

Clears the internal cache.

Specified by:

clear in interface IntrospectorCache

get

public ClassMap get(Class c)

Lookup a given Class object in the cache. If it does not exist, check whether this is due to a class change and purge the caches eventually.

Specified by:

get in interface IntrospectorCache

Parameters:

c - The class to look up.

Returns:

A ClassMap object or null if it does not exist in the cache.

getFieldMap

public ClassFieldMap getFieldMap(Class c)

Lookup a given Class object in the cache. If it does not exist, check whether this is due to a class change and purge the caches eventually.

Specified by:

getFieldMap in interface IntrospectorCache

Parameters:

c - The class to look up.

Returns:

A ClassFieldMap object or null if it does not exist in the cache.

put

public ClassMap put(Class c)

Creates a class map for specific class and registers it in the cache. Also adds the qualified name to the name->class map for later Classloader change detection.

Specified by:

put in interface IntrospectorCache

Parameters:

c - The class for which the class map gets generated.

Returns:

A ClassMap object.