Package 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 java.lang.Object
implements SizeOfFilter

Filters based on a configuration file

Author:

Chris Dennis

Constructor Summary

Constructors

Constructor	Description
ResourceSizeOfFilter(java.net.URL filterData)	Builds a filter based on the provided configuration URL

Method Summary

Modifier and Type	Method	Description
boolean	filterClass(java.lang.Class<?> klazz)	Checks whether the type needs to be filtered
java.util.Collection<java.lang.reflect.Field>	filterFields(java.lang.Class<?> klazz, java.util.Collection<java.lang.reflect.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(java.net.URL filterData)
                     throws java.io.IOException

Builds a filter based on the provided configuration URL

Parameters:

filterData - the URL of the configuration

Throws:

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

Method Detail

filterFields

public java.util.Collection<java.lang.reflect.Field> filterFields(java.lang.Class<?> klazz,
                                                                  java.util.Collection<java.lang.reflect.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(java.lang.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