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package org.madore.damlengine;
import java.util.Map;
import java.util.HashMap;
import org.w3c.dom.Element;
import org.w3c.dom.Attr;
public abstract class TodoAttr extends TodoItem {
public static abstract class Factory {
public abstract TodoAttr newItem(Attr attr, Element owner,
Context ctx,
TodoItem caller);
}
protected final static Map<String,Factory> damlAttrFactories;
static {
damlAttrFactories = new HashMap<String,Factory>();
damlAttrFactories.put("xempty", new TodoXemptyAttr.Factory());
damlAttrFactories.put("wref", new TodoWrefAttr.Factory());
}
protected final static Factory xmlnsAttrFactory
= new TodoXmlnsAttr.Factory();
protected final Attr attr;
protected final Element owner;
public TodoAttr(Attr attr, Element owner,
Context ctx, TodoItem caller) {
super(ctx, caller);
this.attr = attr;
this.owner = owner;
}
public static TodoAttr getTodoAttr(Attr attr, Element owner,
Context ctx,
TodoItem caller) {
Factory factory = null;
String nsuri = attr.getNamespaceURI();
if ( nsuri != null && nsuri.equals(DamlEngine.DAML_NS) )
factory = damlAttrFactories.get(attr.getLocalName());
else if ( nsuri != null && nsuri.equals(DamlEngine.XMLNS_NS) )
// Note to self: even the plain "xmlns" attribute has this namespace
factory = xmlnsAttrFactory;
if ( factory == null )
return null;
return factory.newItem(attr, owner, ctx, caller);
}
}
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