package com.google.code.joto.util.attr;
public interface IAttributeSupport {
public boolean containsAttr(Object key);
public Object getAttr(Object key);
public Object getAttr(Object key, Object defaultIfNotFound);
public <T> T getAttrOrPutNewInstance(Object key, Class<T> classToInstanciante);
public Object putAttr(Object key, Object value) ;
public Object removeAttr(Object key);
}