* @return returns a negative integer, zero, or a positive integer as
* obj0 is less than, equal to, or greater than obj1
*/
public int compare(Object obj0, Object obj1) {
Attr attr0 = (Attr) obj0;
Attr attr1 = (Attr) obj1;
String namespaceURI0 = attr0.getNamespaceURI();
String namespaceURI1 = attr1.getNamespaceURI();
boolean isNamespaceAttr0 = XMLNS == namespaceURI0;
boolean isNamespaceAttr1 = XMLNS == namespaceURI1;
if (isNamespaceAttr0) {
if (isNamespaceAttr1) {
// both are namespaces
String localname0 = attr0.getLocalName();
String localname1 = attr1.getLocalName();
if (localname0.equals("xmlns")) {
localname0 = "";
}
if (localname1.equals("xmlns")) {
localname1 = "";
}
return localname0.compareTo(localname1);
}
// attr0 is a namespace, attr1 is not
return ATTR0_BEFORE_ATTR1;
}
if (isNamespaceAttr1) {
// attr1 is a namespace, attr0 is not
return ATTR1_BEFORE_ATTR0;
}
// none is a namespace
if (namespaceURI0 == null) {
if (namespaceURI1 == null) {
String name0 = attr0.getName();
String name1 = attr1.getName();
return name0.compareTo(name1);
}
return ATTR0_BEFORE_ATTR1;
}
if (namespaceURI1 == null) {
return ATTR1_BEFORE_ATTR0;
}
int a = namespaceURI0.compareTo(namespaceURI1);
if (a != 0) {
return a;
}
return (attr0.getLocalName()).compareTo(attr1.getLocalName());
}