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 685685 2008-08-13 21:43:27Z nbubna $

Author:

Henning P. Schmiedehausen

Field Summary

static String

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

Constructor Summary

IntrospectorCacheImpl(Log log)
C'tor

Method Summary

void	clear() Clears the internal cache.
ClassMap	get(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(Log 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.

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.