net.sf.ehcache.pool.sizeof.filter
Class ResourceSizeOfFilter

java.lang.Object
  net.sf.ehcache.pool.sizeof.filter.ResourceSizeOfFilter

All Implemented Interfaces:

SizeOfFilter

public class ResourceSizeOfFilter
extends Object
implements SizeOfFilter

Filters based on a configuration file

Author:

Chris Dennis

Constructor Summary

ResourceSizeOfFilter(URL filterData)
Builds a filter based on the provided configuration URL

Method Summary

boolean	filterClass(Class<?> klazz) Checks whether the type needs to be filtered
Collection<Field>	filterFields(Class<?> klazz, Collection<Field> fields) Returns the fields to walk and measure for a type

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourceSizeOfFilter

public ResourceSizeOfFilter(URL filterData)
                     throws IOException

Builds a filter based on the provided configuration URL

Parameters:

filterData - the URL of the configuration

Throws:

IOException - if it couldn't read the configuration from the URL

Method Detail

filterFields

public Collection<Field> filterFields(Class<?> klazz,
                                      Collection<Field> fields)

Returns the fields to walk and measure for a type

Specified by:

filterFields in interface SizeOfFilter

Parameters:

klazz - the type

fields - the fields already "qualified"

Returns:

the filtered Set

filterClass

public boolean filterClass(Class<?> klazz)

Checks whether the type needs to be filtered

Specified by:

filterClass in interface SizeOfFilter

Parameters:

klazz - the type

Returns:

true, if to be filtered out